/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=1.0 -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 02:44:35,547 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-19 02:44:35,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-19 02:44:35,573 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-19 02:44:35,573 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-19 02:44:35,574 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-19 02:44:35,576 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-19 02:44:35,577 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-19 02:44:35,579 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-19 02:44:35,580 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-19 02:44:35,581 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-19 02:44:35,582 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-19 02:44:35,582 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-19 02:44:35,583 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-19 02:44:35,584 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-19 02:44:35,585 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-19 02:44:35,586 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-19 02:44:35,587 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-19 02:44:35,588 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-19 02:44:35,590 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-19 02:44:35,592 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-19 02:44:35,592 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-19 02:44:35,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-19 02:44:35,594 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-19 02:44:35,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-19 02:44:35,600 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-19 02:44:35,601 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-19 02:44:35,602 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-19 02:44:35,603 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-19 02:44:35,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-19 02:44:35,604 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-19 02:44:35,604 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-19 02:44:35,605 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-19 02:44:35,605 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-19 02:44:35,606 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-19 02:44:35,607 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-19 02:44:35,607 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 02:44:35,631 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-19 02:44:35,631 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-19 02:44:35,632 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-19 02:44:35,632 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-19 02:44:35,633 INFO L138 SettingsManager]: * Use SBE=true [2020-08-19 02:44:35,633 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-19 02:44:35,633 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-19 02:44:35,633 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-19 02:44:35,633 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-19 02:44:35,634 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-19 02:44:35,634 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-19 02:44:35,634 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-19 02:44:35,634 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-19 02:44:35,634 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-19 02:44:35,635 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-19 02:44:35,635 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-19 02:44:35,635 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-19 02:44:35,635 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-19 02:44:35,635 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-19 02:44:35,635 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-19 02:44:35,636 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-19 02:44:35,636 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-19 02:44:35,636 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-19 02:44:35,636 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-19 02:44:35,637 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-19 02:44:35,637 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-19 02:44:35,637 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-19 02:44:35,637 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-19 02:44:35,637 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-19 02:44:35,638 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=WIDESTAMONGSMALL;tolerance=1.0; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=1.0; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=1.0; [2020-08-19 02:44:35,935 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-19 02:44:35,956 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-19 02:44:35,959 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-19 02:44:35,961 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-19 02:44:35,964 INFO L275 PluginConnector]: CDTParser initialized [2020-08-19 02:44:35,965 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_10-1.c [2020-08-19 02:44:36,041 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3b048d9b4/699ce695cee14d768091df33570b8d19/FLAGc54f1e0b3 [2020-08-19 02:44:36,554 INFO L306 CDTParser]: Found 1 translation units. [2020-08-19 02:44:36,555 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_2calls_10-1.c [2020-08-19 02:44:36,564 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3b048d9b4/699ce695cee14d768091df33570b8d19/FLAGc54f1e0b3 [2020-08-19 02:44:36,910 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3b048d9b4/699ce695cee14d768091df33570b8d19 [2020-08-19 02:44:36,919 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-19 02:44:36,921 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-19 02:44:36,922 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-19 02:44:36,922 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-19 02:44:36,926 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-19 02:44:36,927 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 02:44:36" (1/1) ... [2020-08-19 02:44:36,930 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57e07dc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:44:36, skipping insertion in model container [2020-08-19 02:44:36,930 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 02:44:36" (1/1) ... [2020-08-19 02:44:36,938 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-19 02:44:36,959 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-19 02:44:37,155 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-19 02:44:37,159 INFO L203 MainTranslator]: Completed pre-run [2020-08-19 02:44:37,174 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-19 02:44:37,188 INFO L208 MainTranslator]: Completed translation [2020-08-19 02:44:37,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:44:37 WrapperNode [2020-08-19 02:44:37,189 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-19 02:44:37,190 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-19 02:44:37,190 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-19 02:44:37,190 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-19 02:44:37,203 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:44:37" (1/1) ... [2020-08-19 02:44:37,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:44:37" (1/1) ... [2020-08-19 02:44:37,286 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:44:37" (1/1) ... [2020-08-19 02:44:37,287 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:44:37" (1/1) ... [2020-08-19 02:44:37,290 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:44:37" (1/1) ... [2020-08-19 02:44:37,292 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:44:37" (1/1) ... [2020-08-19 02:44:37,293 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:44:37" (1/1) ... [2020-08-19 02:44:37,295 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-19 02:44:37,295 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-19 02:44:37,295 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-19 02:44:37,295 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-19 02:44:37,296 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:44:37" (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 02:44:37,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-19 02:44:37,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-19 02:44:37,360 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2020-08-19 02:44:37,360 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2020-08-19 02:44:37,361 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-19 02:44:37,361 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-19 02:44:37,361 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-19 02:44:37,361 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2020-08-19 02:44:37,361 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2020-08-19 02:44:37,362 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-19 02:44:37,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-19 02:44:37,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-19 02:44:37,605 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-19 02:44:37,605 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-19 02:44:37,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.08 02:44:37 BoogieIcfgContainer [2020-08-19 02:44:37,611 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-19 02:44:37,615 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-19 02:44:37,616 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-19 02:44:37,620 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-19 02:44:37,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.08 02:44:36" (1/3) ... [2020-08-19 02:44:37,621 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9cf772b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.08 02:44:37, skipping insertion in model container [2020-08-19 02:44:37,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:44:37" (2/3) ... [2020-08-19 02:44:37,623 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9cf772b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.08 02:44:37, skipping insertion in model container [2020-08-19 02:44:37,623 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.08 02:44:37" (3/3) ... [2020-08-19 02:44:37,625 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_2calls_10-1.c [2020-08-19 02:44:37,654 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-19 02:44:37,672 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-19 02:44:37,690 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-19 02:44:37,715 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-19 02:44:37,715 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-19 02:44:37,716 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-19 02:44:37,716 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-19 02:44:37,716 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-19 02:44:37,716 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-19 02:44:37,716 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-19 02:44:37,716 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-19 02:44:37,733 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2020-08-19 02:44:37,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-08-19 02:44:37,739 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:44:37,740 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 02:44:37,740 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:44:37,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:44:37,746 INFO L82 PathProgramCache]: Analyzing trace with hash 1464461757, now seen corresponding path program 1 times [2020-08-19 02:44:37,753 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:44:37,753 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1822452149] [2020-08-19 02:44:37,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:44:37,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:37,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:44:37,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:37,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 02:44:37,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:37,945 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 02:44:37,946 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1822452149] [2020-08-19 02:44:37,948 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 02:44:37,949 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-19 02:44:37,950 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880798514] [2020-08-19 02:44:37,955 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-19 02:44:37,955 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:44:37,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-19 02:44:37,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-19 02:44:37,969 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 5 states. [2020-08-19 02:44:38,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:44:38,090 INFO L93 Difference]: Finished difference Result 44 states and 53 transitions. [2020-08-19 02:44:38,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-19 02:44:38,092 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-08-19 02:44:38,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:44:38,104 INFO L225 Difference]: With dead ends: 44 [2020-08-19 02:44:38,105 INFO L226 Difference]: Without dead ends: 30 [2020-08-19 02:44:38,108 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 02:44:38,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-08-19 02:44:38,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-08-19 02:44:38,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-08-19 02:44:38,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-08-19 02:44:38,156 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 13 [2020-08-19 02:44:38,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:44:38,156 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-08-19 02:44:38,157 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-19 02:44:38,157 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-08-19 02:44:38,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-08-19 02:44:38,158 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:44:38,159 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 02:44:38,159 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-19 02:44:38,159 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:44:38,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:44:38,160 INFO L82 PathProgramCache]: Analyzing trace with hash -1134800479, now seen corresponding path program 1 times [2020-08-19 02:44:38,160 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:44:38,160 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1445482983] [2020-08-19 02:44:38,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:44:38,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:38,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:44:38,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:38,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 02:44:38,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:38,227 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 02:44:38,228 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1445482983] [2020-08-19 02:44:38,229 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 02:44:38,229 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-19 02:44:38,229 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2059080257] [2020-08-19 02:44:38,231 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-19 02:44:38,231 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:44:38,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-19 02:44:38,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-19 02:44:38,233 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 5 states. [2020-08-19 02:44:38,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:44:38,302 INFO L93 Difference]: Finished difference Result 36 states and 44 transitions. [2020-08-19 02:44:38,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-19 02:44:38,303 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-08-19 02:44:38,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:44:38,305 INFO L225 Difference]: With dead ends: 36 [2020-08-19 02:44:38,305 INFO L226 Difference]: Without dead ends: 32 [2020-08-19 02:44:38,307 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 02:44:38,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2020-08-19 02:44:38,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 30. [2020-08-19 02:44:38,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-08-19 02:44:38,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-08-19 02:44:38,317 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 14 [2020-08-19 02:44:38,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:44:38,317 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-08-19 02:44:38,318 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-19 02:44:38,318 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-08-19 02:44:38,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-08-19 02:44:38,319 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:44:38,320 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 02:44:38,320 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-19 02:44:38,320 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:44:38,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:44:38,321 INFO L82 PathProgramCache]: Analyzing trace with hash -1592795560, now seen corresponding path program 1 times [2020-08-19 02:44:38,321 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:44:38,322 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [677618757] [2020-08-19 02:44:38,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:44:38,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:38,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:44:38,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:38,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 02:44:38,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:38,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:38,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:38,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-19 02:44:38,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:38,503 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 02:44:38,503 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [677618757] [2020-08-19 02:44:38,504 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 02:44:38,504 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-19 02:44:38,504 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131093605] [2020-08-19 02:44:38,505 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-19 02:44:38,505 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:44:38,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-19 02:44:38,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-08-19 02:44:38,506 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 7 states. [2020-08-19 02:44:38,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:44:38,595 INFO L93 Difference]: Finished difference Result 58 states and 78 transitions. [2020-08-19 02:44:38,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-19 02:44:38,596 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2020-08-19 02:44:38,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:44:38,598 INFO L225 Difference]: With dead ends: 58 [2020-08-19 02:44:38,599 INFO L226 Difference]: Without dead ends: 34 [2020-08-19 02:44:38,600 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 02:44:38,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2020-08-19 02:44:38,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 32. [2020-08-19 02:44:38,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-08-19 02:44:38,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2020-08-19 02:44:38,611 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 39 transitions. Word has length 26 [2020-08-19 02:44:38,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:44:38,612 INFO L479 AbstractCegarLoop]: Abstraction has 32 states and 39 transitions. [2020-08-19 02:44:38,612 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-19 02:44:38,612 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2020-08-19 02:44:38,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-08-19 02:44:38,614 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:44:38,614 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 02:44:38,615 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-19 02:44:38,615 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:44:38,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:44:38,616 INFO L82 PathProgramCache]: Analyzing trace with hash 746633022, now seen corresponding path program 1 times [2020-08-19 02:44:38,616 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:44:38,616 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1579525419] [2020-08-19 02:44:38,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:44:38,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:38,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:44:38,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:38,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 02:44:38,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:38,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:38,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:38,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:38,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:38,731 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 02:44:38,732 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1579525419] [2020-08-19 02:44:38,732 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 02:44:38,732 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-19 02:44:38,732 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214081371] [2020-08-19 02:44:38,733 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-19 02:44:38,733 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:44:38,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-19 02:44:38,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-08-19 02:44:38,736 INFO L87 Difference]: Start difference. First operand 32 states and 39 transitions. Second operand 7 states. [2020-08-19 02:44:38,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:44:38,958 INFO L93 Difference]: Finished difference Result 54 states and 74 transitions. [2020-08-19 02:44:38,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-19 02:44:38,959 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-08-19 02:44:38,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:44:38,962 INFO L225 Difference]: With dead ends: 54 [2020-08-19 02:44:38,963 INFO L226 Difference]: Without dead ends: 50 [2020-08-19 02:44:38,963 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 02:44:38,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2020-08-19 02:44:38,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 48. [2020-08-19 02:44:38,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-08-19 02:44:38,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 65 transitions. [2020-08-19 02:44:38,978 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 65 transitions. Word has length 27 [2020-08-19 02:44:38,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:44:38,978 INFO L479 AbstractCegarLoop]: Abstraction has 48 states and 65 transitions. [2020-08-19 02:44:38,979 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-19 02:44:38,979 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2020-08-19 02:44:38,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-08-19 02:44:38,981 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:44:38,981 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 02:44:38,982 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-19 02:44:38,982 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:44:38,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:44:38,982 INFO L82 PathProgramCache]: Analyzing trace with hash 986908919, now seen corresponding path program 1 times [2020-08-19 02:44:38,983 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:44:38,983 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1917906785] [2020-08-19 02:44:38,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:44:39,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:39,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:44:39,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:39,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 02:44:39,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:39,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:39,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:39,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:39,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:39,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-19 02:44:39,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:39,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-19 02:44:39,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:39,118 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 02:44:39,118 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1917906785] [2020-08-19 02:44:39,119 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 02:44:39,119 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-08-19 02:44:39,119 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032664991] [2020-08-19 02:44:39,120 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-19 02:44:39,120 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:44:39,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-19 02:44:39,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-08-19 02:44:39,121 INFO L87 Difference]: Start difference. First operand 48 states and 65 transitions. Second operand 6 states. [2020-08-19 02:44:39,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:44:39,204 INFO L93 Difference]: Finished difference Result 94 states and 142 transitions. [2020-08-19 02:44:39,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-08-19 02:44:39,205 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 39 [2020-08-19 02:44:39,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:44:39,207 INFO L225 Difference]: With dead ends: 94 [2020-08-19 02:44:39,207 INFO L226 Difference]: Without dead ends: 52 [2020-08-19 02:44:39,209 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 02:44:39,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2020-08-19 02:44:39,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2020-08-19 02:44:39,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2020-08-19 02:44:39,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 71 transitions. [2020-08-19 02:44:39,222 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 71 transitions. Word has length 39 [2020-08-19 02:44:39,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:44:39,223 INFO L479 AbstractCegarLoop]: Abstraction has 52 states and 71 transitions. [2020-08-19 02:44:39,223 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-19 02:44:39,223 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 71 transitions. [2020-08-19 02:44:39,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-08-19 02:44:39,226 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:44:39,226 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 02:44:39,226 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-19 02:44:39,226 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:44:39,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:44:39,227 INFO L82 PathProgramCache]: Analyzing trace with hash -2100495745, now seen corresponding path program 1 times [2020-08-19 02:44:39,227 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:44:39,228 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [923395064] [2020-08-19 02:44:39,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:44:39,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:39,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:44:39,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:39,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 02:44:39,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:39,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:39,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:39,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:39,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:39,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:39,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:39,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:39,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:39,401 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 02:44:39,402 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [923395064] [2020-08-19 02:44:39,402 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 02:44:39,402 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-19 02:44:39,402 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619454732] [2020-08-19 02:44:39,404 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-19 02:44:39,404 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:44:39,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-19 02:44:39,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-19 02:44:39,405 INFO L87 Difference]: Start difference. First operand 52 states and 71 transitions. Second operand 8 states. [2020-08-19 02:44:39,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:44:39,545 INFO L93 Difference]: Finished difference Result 103 states and 158 transitions. [2020-08-19 02:44:39,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-19 02:44:39,547 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 40 [2020-08-19 02:44:39,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:44:39,554 INFO L225 Difference]: With dead ends: 103 [2020-08-19 02:44:39,554 INFO L226 Difference]: Without dead ends: 57 [2020-08-19 02:44:39,556 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 02:44:39,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-08-19 02:44:39,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2020-08-19 02:44:39,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-08-19 02:44:39,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 74 transitions. [2020-08-19 02:44:39,583 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 74 transitions. Word has length 40 [2020-08-19 02:44:39,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:44:39,584 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 74 transitions. [2020-08-19 02:44:39,584 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-19 02:44:39,584 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 74 transitions. [2020-08-19 02:44:39,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-08-19 02:44:39,592 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:44:39,592 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 02:44:39,592 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-19 02:44:39,593 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:44:39,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:44:39,593 INFO L82 PathProgramCache]: Analyzing trace with hash 208191613, now seen corresponding path program 1 times [2020-08-19 02:44:39,594 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:44:39,597 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [239498295] [2020-08-19 02:44:39,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:44:39,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:39,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:44:39,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:39,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 02:44:39,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:39,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:39,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:39,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:39,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:39,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:39,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:39,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:39,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:39,718 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 02:44:39,719 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [239498295] [2020-08-19 02:44:39,719 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 02:44:39,719 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-19 02:44:39,720 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465946133] [2020-08-19 02:44:39,720 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-19 02:44:39,721 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:44:39,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-19 02:44:39,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-19 02:44:39,722 INFO L87 Difference]: Start difference. First operand 54 states and 74 transitions. Second operand 8 states. [2020-08-19 02:44:39,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:44:39,918 INFO L93 Difference]: Finished difference Result 86 states and 126 transitions. [2020-08-19 02:44:39,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-19 02:44:39,919 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 41 [2020-08-19 02:44:39,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:44:39,922 INFO L225 Difference]: With dead ends: 86 [2020-08-19 02:44:39,922 INFO L226 Difference]: Without dead ends: 82 [2020-08-19 02:44:39,923 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 02:44:39,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2020-08-19 02:44:39,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 79. [2020-08-19 02:44:39,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-08-19 02:44:39,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 118 transitions. [2020-08-19 02:44:39,943 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 118 transitions. Word has length 41 [2020-08-19 02:44:39,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:44:39,943 INFO L479 AbstractCegarLoop]: Abstraction has 79 states and 118 transitions. [2020-08-19 02:44:39,944 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-19 02:44:39,944 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 118 transitions. [2020-08-19 02:44:39,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-08-19 02:44:39,947 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:44:39,947 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 02:44:39,947 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-19 02:44:39,948 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:44:39,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:44:39,948 INFO L82 PathProgramCache]: Analyzing trace with hash -405677468, now seen corresponding path program 1 times [2020-08-19 02:44:39,962 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:44:39,963 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2031803207] [2020-08-19 02:44:39,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:44:39,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:39,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:44:39,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:39,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 02:44:40,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:40,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:40,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:40,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:40,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:40,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:40,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:40,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:40,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:40,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:40,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:40,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-08-19 02:44:40,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:40,190 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 02:44:40,191 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2031803207] [2020-08-19 02:44:40,191 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 02:44:40,191 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-19 02:44:40,192 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285357788] [2020-08-19 02:44:40,192 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-19 02:44:40,193 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:44:40,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-19 02:44:40,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-19 02:44:40,194 INFO L87 Difference]: Start difference. First operand 79 states and 118 transitions. Second operand 8 states. [2020-08-19 02:44:40,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:44:40,353 INFO L93 Difference]: Finished difference Result 167 states and 288 transitions. [2020-08-19 02:44:40,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-19 02:44:40,354 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 54 [2020-08-19 02:44:40,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:44:40,360 INFO L225 Difference]: With dead ends: 167 [2020-08-19 02:44:40,360 INFO L226 Difference]: Without dead ends: 94 [2020-08-19 02:44:40,363 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-08-19 02:44:40,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-08-19 02:44:40,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 88. [2020-08-19 02:44:40,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2020-08-19 02:44:40,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 134 transitions. [2020-08-19 02:44:40,406 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 134 transitions. Word has length 54 [2020-08-19 02:44:40,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:44:40,406 INFO L479 AbstractCegarLoop]: Abstraction has 88 states and 134 transitions. [2020-08-19 02:44:40,406 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-19 02:44:40,407 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 134 transitions. [2020-08-19 02:44:40,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-08-19 02:44:40,409 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:44:40,409 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 02:44:40,409 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-08-19 02:44:40,409 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:44:40,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:44:40,412 INFO L82 PathProgramCache]: Analyzing trace with hash -242988780, now seen corresponding path program 1 times [2020-08-19 02:44:40,412 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:44:40,412 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [67773142] [2020-08-19 02:44:40,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:44:40,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:40,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:44:40,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:40,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 02:44:40,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:40,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:40,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:40,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:40,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:40,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:40,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:40,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:40,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:40,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:40,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:40,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:40,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:40,642 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 02:44:40,642 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [67773142] [2020-08-19 02:44:40,642 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 02:44:40,643 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-19 02:44:40,646 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443350210] [2020-08-19 02:44:40,647 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-19 02:44:40,647 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:44:40,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-19 02:44:40,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-19 02:44:40,652 INFO L87 Difference]: Start difference. First operand 88 states and 134 transitions. Second operand 10 states. [2020-08-19 02:44:40,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:44:40,892 INFO L93 Difference]: Finished difference Result 188 states and 331 transitions. [2020-08-19 02:44:40,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-19 02:44:40,893 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 55 [2020-08-19 02:44:40,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:44:40,895 INFO L225 Difference]: With dead ends: 188 [2020-08-19 02:44:40,896 INFO L226 Difference]: Without dead ends: 109 [2020-08-19 02:44:40,897 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2020-08-19 02:44:40,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-08-19 02:44:40,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 100. [2020-08-19 02:44:40,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-08-19 02:44:40,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 158 transitions. [2020-08-19 02:44:40,913 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 158 transitions. Word has length 55 [2020-08-19 02:44:40,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:44:40,914 INFO L479 AbstractCegarLoop]: Abstraction has 100 states and 158 transitions. [2020-08-19 02:44:40,914 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-19 02:44:40,914 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 158 transitions. [2020-08-19 02:44:40,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-08-19 02:44:40,916 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:44:40,917 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 02:44:40,917 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-08-19 02:44:40,917 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:44:40,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:44:40,918 INFO L82 PathProgramCache]: Analyzing trace with hash -908952008, now seen corresponding path program 2 times [2020-08-19 02:44:40,918 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:44:40,918 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [715352222] [2020-08-19 02:44:40,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:44:40,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:40,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:44:40,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:40,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 02:44:40,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:40,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:40,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:41,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:41,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:41,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:41,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:41,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:41,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:41,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:41,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:41,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:41,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:41,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:41,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:41,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:41,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:41,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:41,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:41,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:41,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:41,195 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 02:44:41,196 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [715352222] [2020-08-19 02:44:41,197 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 02:44:41,197 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-08-19 02:44:41,197 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347777388] [2020-08-19 02:44:41,198 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-19 02:44:41,199 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:44:41,199 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-19 02:44:41,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-08-19 02:44:41,202 INFO L87 Difference]: Start difference. First operand 100 states and 158 transitions. Second operand 12 states. [2020-08-19 02:44:41,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:44:41,595 INFO L93 Difference]: Finished difference Result 199 states and 354 transitions. [2020-08-19 02:44:41,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-08-19 02:44:41,595 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 82 [2020-08-19 02:44:41,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:44:41,598 INFO L225 Difference]: With dead ends: 199 [2020-08-19 02:44:41,599 INFO L226 Difference]: Without dead ends: 86 [2020-08-19 02:44:41,600 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 02:44:41,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2020-08-19 02:44:41,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 71. [2020-08-19 02:44:41,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-08-19 02:44:41,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 93 transitions. [2020-08-19 02:44:41,617 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 93 transitions. Word has length 82 [2020-08-19 02:44:41,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:44:41,618 INFO L479 AbstractCegarLoop]: Abstraction has 71 states and 93 transitions. [2020-08-19 02:44:41,618 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-19 02:44:41,618 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 93 transitions. [2020-08-19 02:44:41,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-08-19 02:44:41,620 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:44:41,621 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 02:44:41,621 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-08-19 02:44:41,621 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:44:41,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:44:41,621 INFO L82 PathProgramCache]: Analyzing trace with hash -2119203654, now seen corresponding path program 2 times [2020-08-19 02:44:41,622 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:44:41,622 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1254534152] [2020-08-19 02:44:41,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:44:41,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:41,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:44:41,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:41,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 02:44:41,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:41,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:41,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:41,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:41,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:41,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:41,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:41,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:41,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:41,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:41,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:41,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:41,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:41,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:41,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:41,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-19 02:44:41,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:41,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:41,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:41,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:41,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:41,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:41,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:41,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:41,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:41,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:41,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:41,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:41,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:41,906 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 02:44:41,906 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1254534152] [2020-08-19 02:44:41,906 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 02:44:41,906 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-19 02:44:41,907 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026782818] [2020-08-19 02:44:41,908 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-19 02:44:41,908 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:44:41,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-19 02:44:41,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-19 02:44:41,909 INFO L87 Difference]: Start difference. First operand 71 states and 93 transitions. Second operand 10 states. [2020-08-19 02:44:42,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:44:42,141 INFO L93 Difference]: Finished difference Result 142 states and 204 transitions. [2020-08-19 02:44:42,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-19 02:44:42,143 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 110 [2020-08-19 02:44:42,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:44:42,144 INFO L225 Difference]: With dead ends: 142 [2020-08-19 02:44:42,145 INFO L226 Difference]: Without dead ends: 78 [2020-08-19 02:44:42,146 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 02:44:42,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-08-19 02:44:42,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2020-08-19 02:44:42,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2020-08-19 02:44:42,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 100 transitions. [2020-08-19 02:44:42,160 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 100 transitions. Word has length 110 [2020-08-19 02:44:42,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:44:42,161 INFO L479 AbstractCegarLoop]: Abstraction has 78 states and 100 transitions. [2020-08-19 02:44:42,161 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-19 02:44:42,161 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 100 transitions. [2020-08-19 02:44:42,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-08-19 02:44:42,166 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:44:42,166 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 02:44:42,166 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-08-19 02:44:42,166 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:44:42,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:44:42,167 INFO L82 PathProgramCache]: Analyzing trace with hash -1263382818, now seen corresponding path program 3 times [2020-08-19 02:44:42,167 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:44:42,168 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [931841720] [2020-08-19 02:44:42,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:44:42,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:42,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:44:42,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:42,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 02:44:42,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:42,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:42,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:42,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:42,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:42,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:42,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:42,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:42,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:42,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:42,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:42,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:42,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:42,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:42,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:42,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:42,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:42,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:42,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:42,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:42,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:42,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-08-19 02:44:42,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:42,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:42,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:42,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:42,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:42,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-08-19 02:44:42,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:42,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:42,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:42,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:42,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:42,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:42,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:42,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:42,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:42,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:42,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:42,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:42,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:42,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:42,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:42,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:42,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:42,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:42,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:42,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-08-19 02:44:42,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:42,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:42,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:42,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:42,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:42,872 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 02:44:42,872 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [931841720] [2020-08-19 02:44:42,873 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 02:44:42,873 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-08-19 02:44:42,874 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217500784] [2020-08-19 02:44:42,874 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-08-19 02:44:42,875 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:44:42,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-08-19 02:44:42,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2020-08-19 02:44:42,875 INFO L87 Difference]: Start difference. First operand 78 states and 100 transitions. Second operand 15 states. [2020-08-19 02:44:43,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:44:43,481 INFO L93 Difference]: Finished difference Result 184 states and 282 transitions. [2020-08-19 02:44:43,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-08-19 02:44:43,482 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 192 [2020-08-19 02:44:43,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:44:43,484 INFO L225 Difference]: With dead ends: 184 [2020-08-19 02:44:43,484 INFO L226 Difference]: Without dead ends: 111 [2020-08-19 02:44:43,487 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 02:44:43,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2020-08-19 02:44:43,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 99. [2020-08-19 02:44:43,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-08-19 02:44:43,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 133 transitions. [2020-08-19 02:44:43,502 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 133 transitions. Word has length 192 [2020-08-19 02:44:43,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:44:43,503 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 133 transitions. [2020-08-19 02:44:43,504 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-08-19 02:44:43,504 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 133 transitions. [2020-08-19 02:44:43,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-08-19 02:44:43,506 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:44:43,507 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 02:44:43,507 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-08-19 02:44:43,507 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:44:43,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:44:43,508 INFO L82 PathProgramCache]: Analyzing trace with hash -2102107778, now seen corresponding path program 1 times [2020-08-19 02:44:43,510 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:44:43,510 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1018632618] [2020-08-19 02:44:43,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:44:43,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:43,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:44:43,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:43,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 02:44:43,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:43,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:43,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:43,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:43,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:43,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:43,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:43,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:43,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:43,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:43,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:43,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:43,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:43,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:43,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:43,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:43,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:43,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:43,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:43,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:43,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:43,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:44:43,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:43,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:43,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:43,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:43,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:43,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-08-19 02:44:43,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:43,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:43,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:43,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:43,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:43,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:43,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:43,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:43,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:43,821 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 02:44:43,821 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1018632618] [2020-08-19 02:44:43,822 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 02:44:43,822 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-19 02:44:43,822 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532577975] [2020-08-19 02:44:43,823 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-19 02:44:43,823 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:44:43,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-19 02:44:43,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-08-19 02:44:43,824 INFO L87 Difference]: Start difference. First operand 99 states and 133 transitions. Second operand 11 states. [2020-08-19 02:44:44,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:44:44,115 INFO L93 Difference]: Finished difference Result 188 states and 266 transitions. [2020-08-19 02:44:44,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-08-19 02:44:44,116 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 136 [2020-08-19 02:44:44,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:44:44,117 INFO L225 Difference]: With dead ends: 188 [2020-08-19 02:44:44,117 INFO L226 Difference]: Without dead ends: 101 [2020-08-19 02:44:44,119 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 02:44:44,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-08-19 02:44:44,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 98. [2020-08-19 02:44:44,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-08-19 02:44:44,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 130 transitions. [2020-08-19 02:44:44,127 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 130 transitions. Word has length 136 [2020-08-19 02:44:44,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:44:44,128 INFO L479 AbstractCegarLoop]: Abstraction has 98 states and 130 transitions. [2020-08-19 02:44:44,128 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-19 02:44:44,128 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 130 transitions. [2020-08-19 02:44:44,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-19 02:44:44,130 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:44:44,131 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 02:44:44,131 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-08-19 02:44:44,131 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:44:44,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:44:44,132 INFO L82 PathProgramCache]: Analyzing trace with hash 677703633, now seen corresponding path program 2 times [2020-08-19 02:44:44,132 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:44:44,132 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [442375446] [2020-08-19 02:44:44,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:44:44,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:44,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:44:44,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:44,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 02:44:44,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:44,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:44,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:44,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:44,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:44,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:44,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:44,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:44,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:44,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:44,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:44,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:44,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:44,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:44,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:44,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:44,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:44,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:44,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:44,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:44,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:44,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:44:44,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:44,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:44,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:44,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:44,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:44,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:44,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:44,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:44,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:44,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:44,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:44,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:44,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:44,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:44,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:44,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:44,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:44,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-08-19 02:44:44,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:44,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:44,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:44,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:44,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:44,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:44,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:44,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:44,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:44,585 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 02:44:44,586 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [442375446] [2020-08-19 02:44:44,586 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 02:44:44,586 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-19 02:44:44,587 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482464120] [2020-08-19 02:44:44,587 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-19 02:44:44,588 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:44:44,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-19 02:44:44,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-19 02:44:44,589 INFO L87 Difference]: Start difference. First operand 98 states and 130 transitions. Second operand 14 states. [2020-08-19 02:44:45,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:44:45,199 INFO L93 Difference]: Finished difference Result 224 states and 343 transitions. [2020-08-19 02:44:45,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-08-19 02:44:45,200 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 177 [2020-08-19 02:44:45,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:44:45,202 INFO L225 Difference]: With dead ends: 224 [2020-08-19 02:44:45,202 INFO L226 Difference]: Without dead ends: 131 [2020-08-19 02:44:45,205 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=131, Invalid=625, Unknown=0, NotChecked=0, Total=756 [2020-08-19 02:44:45,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-08-19 02:44:45,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 114. [2020-08-19 02:44:45,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-08-19 02:44:45,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 154 transitions. [2020-08-19 02:44:45,220 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 154 transitions. Word has length 177 [2020-08-19 02:44:45,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:44:45,220 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 154 transitions. [2020-08-19 02:44:45,220 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-19 02:44:45,220 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 154 transitions. [2020-08-19 02:44:45,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-19 02:44:45,223 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:44:45,223 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 02:44:45,224 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-08-19 02:44:45,224 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:44:45,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:44:45,224 INFO L82 PathProgramCache]: Analyzing trace with hash 307857833, now seen corresponding path program 3 times [2020-08-19 02:44:45,225 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:44:45,225 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [143632069] [2020-08-19 02:44:45,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:44:45,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:45,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:44:45,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:45,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 02:44:45,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:45,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:45,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:45,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:45,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:45,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:45,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:45,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:45,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:45,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:45,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:45,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:45,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:45,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:45,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:45,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:45,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:45,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:45,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:45,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:45,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:45,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:44:45,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:45,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:45,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:45,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:45,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:45,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:45,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:45,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:45,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:45,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:44:45,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:45,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:45,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:45,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:45,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:45,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:45,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:45,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:45,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:45,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:45,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:45,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:45,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:45,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:45,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:45,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:45,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:45,615 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 02:44:45,615 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [143632069] [2020-08-19 02:44:45,616 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 02:44:45,616 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-19 02:44:45,616 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745281498] [2020-08-19 02:44:45,617 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-19 02:44:45,617 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:44:45,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-19 02:44:45,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-08-19 02:44:45,618 INFO L87 Difference]: Start difference. First operand 114 states and 154 transitions. Second operand 11 states. [2020-08-19 02:44:45,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:44:45,962 INFO L93 Difference]: Finished difference Result 244 states and 371 transitions. [2020-08-19 02:44:45,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-08-19 02:44:45,966 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 177 [2020-08-19 02:44:45,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:44:45,970 INFO L225 Difference]: With dead ends: 244 [2020-08-19 02:44:45,971 INFO L226 Difference]: Without dead ends: 240 [2020-08-19 02:44:45,972 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 02:44:45,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2020-08-19 02:44:45,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 220. [2020-08-19 02:44:45,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2020-08-19 02:44:45,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 331 transitions. [2020-08-19 02:44:45,990 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 331 transitions. Word has length 177 [2020-08-19 02:44:45,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:44:45,990 INFO L479 AbstractCegarLoop]: Abstraction has 220 states and 331 transitions. [2020-08-19 02:44:45,990 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-19 02:44:45,991 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 331 transitions. [2020-08-19 02:44:45,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2020-08-19 02:44:45,997 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:44:45,997 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 02:44:45,997 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-08-19 02:44:45,998 INFO L427 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:44:45,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:44:45,998 INFO L82 PathProgramCache]: Analyzing trace with hash -1635105538, now seen corresponding path program 4 times [2020-08-19 02:44:45,998 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:44:45,999 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1418847300] [2020-08-19 02:44:45,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:44:46,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:44:46,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 02:44:46,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:46,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:46,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:46,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:46,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:46,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:46,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:46,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:46,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:46,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:46,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:46,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:44:46,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:46,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:46,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-08-19 02:44:46,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:46,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:46,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:46,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:46,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:46,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:46,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:46,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:46,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:46,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:44:46,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:46,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:46,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2020-08-19 02:44:46,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:46,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:46,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:46,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:46,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:46,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:46,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:46,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:46,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:46,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:46,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:44:46,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:46,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:46,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-08-19 02:44:46,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:46,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:46,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:46,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:46,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:46,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:46,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:46,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:46,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:46,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:44:46,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:46,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:46,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:46,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,033 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 02:44:47,034 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1418847300] [2020-08-19 02:44:47,034 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 02:44:47,034 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-19 02:44:47,035 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995228571] [2020-08-19 02:44:47,036 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-19 02:44:47,036 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:44:47,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-19 02:44:47,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-08-19 02:44:47,037 INFO L87 Difference]: Start difference. First operand 220 states and 331 transitions. Second operand 11 states. [2020-08-19 02:44:47,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:44:47,376 INFO L93 Difference]: Finished difference Result 429 states and 677 transitions. [2020-08-19 02:44:47,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-08-19 02:44:47,377 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 380 [2020-08-19 02:44:47,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:44:47,382 INFO L225 Difference]: With dead ends: 429 [2020-08-19 02:44:47,383 INFO L226 Difference]: Without dead ends: 225 [2020-08-19 02:44:47,386 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 02:44:47,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-08-19 02:44:47,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 222. [2020-08-19 02:44:47,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2020-08-19 02:44:47,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 316 transitions. [2020-08-19 02:44:47,407 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 316 transitions. Word has length 380 [2020-08-19 02:44:47,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:44:47,408 INFO L479 AbstractCegarLoop]: Abstraction has 222 states and 316 transitions. [2020-08-19 02:44:47,408 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-19 02:44:47,408 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 316 transitions. [2020-08-19 02:44:47,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2020-08-19 02:44:47,412 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:44:47,412 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 02:44:47,412 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-08-19 02:44:47,412 INFO L427 AbstractCegarLoop]: === Iteration 17 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:44:47,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:44:47,413 INFO L82 PathProgramCache]: Analyzing trace with hash 657587316, now seen corresponding path program 5 times [2020-08-19 02:44:47,413 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:44:47,414 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [92200762] [2020-08-19 02:44:47,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:44:47,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:44:47,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 02:44:47,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:47,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:47,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:47,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:47,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:47,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:47,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:47,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:47,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:47,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:47,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:47,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:44:47,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:47,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:47,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:47,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:47,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:44:47,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:47,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:47,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:47,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:47,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-08-19 02:44:47,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:47,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:47,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:47,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:47,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:47,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:47,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:47,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:47,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:47,910 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 02:44:47,911 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [92200762] [2020-08-19 02:44:47,911 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 02:44:47,912 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-19 02:44:47,912 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886727224] [2020-08-19 02:44:47,913 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-19 02:44:47,913 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:44:47,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-19 02:44:47,914 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-19 02:44:47,914 INFO L87 Difference]: Start difference. First operand 222 states and 316 transitions. Second operand 14 states. [2020-08-19 02:44:48,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:44:48,407 INFO L93 Difference]: Finished difference Result 454 states and 689 transitions. [2020-08-19 02:44:48,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-08-19 02:44:48,408 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 218 [2020-08-19 02:44:48,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:44:48,412 INFO L225 Difference]: With dead ends: 454 [2020-08-19 02:44:48,412 INFO L226 Difference]: Without dead ends: 246 [2020-08-19 02:44:48,415 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 02:44:48,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2020-08-19 02:44:48,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 228. [2020-08-19 02:44:48,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2020-08-19 02:44:48,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 324 transitions. [2020-08-19 02:44:48,437 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 324 transitions. Word has length 218 [2020-08-19 02:44:48,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:44:48,438 INFO L479 AbstractCegarLoop]: Abstraction has 228 states and 324 transitions. [2020-08-19 02:44:48,438 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-19 02:44:48,438 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 324 transitions. [2020-08-19 02:44:48,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2020-08-19 02:44:48,443 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:44:48,443 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 02:44:48,443 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-08-19 02:44:48,443 INFO L427 AbstractCegarLoop]: === Iteration 18 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:44:48,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:44:48,444 INFO L82 PathProgramCache]: Analyzing trace with hash -1614185823, now seen corresponding path program 6 times [2020-08-19 02:44:48,444 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:44:48,444 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1202187646] [2020-08-19 02:44:48,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:44:48,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:44:48,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 02:44:48,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:48,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:48,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:48,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:48,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:48,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:48,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:48,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:48,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:48,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:48,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:48,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:44:48,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:48,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:48,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:48,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:48,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:44:48,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:48,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:48,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:48,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:48,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:48,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:48,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:48,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:48,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 02:44:48,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:48,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:48,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:48,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:48,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:48,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:48,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:48,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:49,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:49,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:49,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:49,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:49,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:49,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:49,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:44:49,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:49,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:49,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:49,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:49,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:49,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:49,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:49,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:49,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:49,135 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 02:44:49,136 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1202187646] [2020-08-19 02:44:49,136 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 02:44:49,136 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-08-19 02:44:49,136 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502778528] [2020-08-19 02:44:49,139 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-19 02:44:49,142 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:44:49,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-19 02:44:49,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-08-19 02:44:49,144 INFO L87 Difference]: Start difference. First operand 228 states and 324 transitions. Second operand 12 states. [2020-08-19 02:44:49,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:44:49,490 INFO L93 Difference]: Finished difference Result 487 states and 755 transitions. [2020-08-19 02:44:49,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-08-19 02:44:49,490 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 286 [2020-08-19 02:44:49,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:44:49,502 INFO L225 Difference]: With dead ends: 487 [2020-08-19 02:44:49,502 INFO L226 Difference]: Without dead ends: 483 [2020-08-19 02:44:49,504 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 02:44:49,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 483 states. [2020-08-19 02:44:49,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 483 to 463. [2020-08-19 02:44:49,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 463 states. [2020-08-19 02:44:49,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 463 states and 717 transitions. [2020-08-19 02:44:49,540 INFO L78 Accepts]: Start accepts. Automaton has 463 states and 717 transitions. Word has length 286 [2020-08-19 02:44:49,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:44:49,541 INFO L479 AbstractCegarLoop]: Abstraction has 463 states and 717 transitions. [2020-08-19 02:44:49,541 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-19 02:44:49,541 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 717 transitions. [2020-08-19 02:44:49,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 396 [2020-08-19 02:44:49,551 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:44:49,551 INFO L422 BasicCegarLoop]: trace histogram [29, 29, 28, 28, 24, 22, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 10, 8, 6, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 02:44:49,551 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-08-19 02:44:49,552 INFO L427 AbstractCegarLoop]: === Iteration 19 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:44:49,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:44:49,552 INFO L82 PathProgramCache]: Analyzing trace with hash 2114796199, now seen corresponding path program 7 times [2020-08-19 02:44:49,554 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:44:49,554 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1144281056] [2020-08-19 02:44:49,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:44:49,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:49,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:44:49,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:49,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 02:44:49,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:49,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:49,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:49,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:49,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:49,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:49,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:49,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:49,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:49,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:49,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:49,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:49,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:49,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:49,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:50,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:50,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:50,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:50,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:50,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:44:50,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:50,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:50,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:50,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:50,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:44:50,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:50,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:50,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:50,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:50,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-08-19 02:44:50,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:50,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:50,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:50,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:50,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:50,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:50,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:50,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:50,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2020-08-19 02:44:50,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:50,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:50,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:50,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:50,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:50,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:50,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:50,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:50,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:50,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:50,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:44:50,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:50,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:50,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:50,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:50,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:44:50,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:50,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:50,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:50,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:50,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:50,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:50,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:50,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:50,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:50,560 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 289 proven. 900 refuted. 0 times theorem prover too weak. 3182 trivial. 0 not checked. [2020-08-19 02:44:50,560 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1144281056] [2020-08-19 02:44:50,560 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 02:44:50,561 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-19 02:44:50,561 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211621932] [2020-08-19 02:44:50,562 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-19 02:44:50,562 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:44:50,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-19 02:44:50,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-19 02:44:50,563 INFO L87 Difference]: Start difference. First operand 463 states and 717 transitions. Second operand 14 states. [2020-08-19 02:44:51,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:44:51,059 INFO L93 Difference]: Finished difference Result 978 states and 1610 transitions. [2020-08-19 02:44:51,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-08-19 02:44:51,060 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 395 [2020-08-19 02:44:51,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:44:51,068 INFO L225 Difference]: With dead ends: 978 [2020-08-19 02:44:51,069 INFO L226 Difference]: Without dead ends: 529 [2020-08-19 02:44:51,078 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 119 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 02:44:51,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 529 states. [2020-08-19 02:44:51,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 529 to 502. [2020-08-19 02:44:51,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 502 states. [2020-08-19 02:44:51,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 738 transitions. [2020-08-19 02:44:51,135 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 738 transitions. Word has length 395 [2020-08-19 02:44:51,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:44:51,137 INFO L479 AbstractCegarLoop]: Abstraction has 502 states and 738 transitions. [2020-08-19 02:44:51,137 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-19 02:44:51,137 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 738 transitions. [2020-08-19 02:44:51,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 668 [2020-08-19 02:44:51,164 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:44:51,165 INFO L422 BasicCegarLoop]: trace histogram [49, 49, 48, 48, 40, 38, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 16, 14, 10, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 02:44:51,165 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-08-19 02:44:51,166 INFO L427 AbstractCegarLoop]: === Iteration 20 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:44:51,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:44:51,167 INFO L82 PathProgramCache]: Analyzing trace with hash -85106141, now seen corresponding path program 8 times [2020-08-19 02:44:51,167 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:44:51,167 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [206410454] [2020-08-19 02:44:51,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:44:51,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:51,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:44:51,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:51,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 02:44:51,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:51,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:51,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:51,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:51,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:51,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:51,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:51,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:51,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:51,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:51,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:51,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:51,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:51,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:51,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:51,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:51,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:51,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:51,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:51,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:51,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:51,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:51,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:51,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:51,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:51,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:44:51,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:51,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:51,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:51,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:51,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:51,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:51,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:51,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:51,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:44:52,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:52,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:52,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:52,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:52,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 02:44:52,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:52,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:52,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:52,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:52,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-08-19 02:44:52,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:52,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:52,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:52,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:52,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:44:52,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:52,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:52,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:44:52,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:52,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:52,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:52,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:52,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 02:44:52,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:52,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:52,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:52,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:52,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:44:52,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:52,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:52,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:44:52,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:52,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:52,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:52,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:52,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:53,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:53,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:53,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:53,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:53,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:53,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:53,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-08-19 02:44:53,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:53,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:53,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:53,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:53,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:53,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:53,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:53,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:53,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:53,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:53,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:53,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:53,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:53,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:53,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:53,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:53,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:53,563 INFO L134 CoverageAnalysis]: Checked inductivity of 12907 backedges. 1905 proven. 2947 refuted. 0 times theorem prover too weak. 8055 trivial. 0 not checked. [2020-08-19 02:44:53,563 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [206410454] [2020-08-19 02:44:53,563 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 02:44:53,563 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2020-08-19 02:44:53,563 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784606413] [2020-08-19 02:44:53,564 INFO L459 AbstractCegarLoop]: Interpolant automaton has 29 states [2020-08-19 02:44:53,564 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:44:53,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2020-08-19 02:44:53,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=715, Unknown=0, NotChecked=0, Total=812 [2020-08-19 02:44:53,565 INFO L87 Difference]: Start difference. First operand 502 states and 738 transitions. Second operand 29 states. [2020-08-19 02:44:55,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:44:55,576 INFO L93 Difference]: Finished difference Result 751 states and 1196 transitions. [2020-08-19 02:44:55,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2020-08-19 02:44:55,580 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 667 [2020-08-19 02:44:55,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:44:55,584 INFO L225 Difference]: With dead ends: 751 [2020-08-19 02:44:55,584 INFO L226 Difference]: Without dead ends: 215 [2020-08-19 02:44:55,591 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 272 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1564 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=588, Invalid=4814, Unknown=0, NotChecked=0, Total=5402 [2020-08-19 02:44:55,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2020-08-19 02:44:55,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 165. [2020-08-19 02:44:55,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2020-08-19 02:44:55,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 225 transitions. [2020-08-19 02:44:55,604 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 225 transitions. Word has length 667 [2020-08-19 02:44:55,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:44:55,605 INFO L479 AbstractCegarLoop]: Abstraction has 165 states and 225 transitions. [2020-08-19 02:44:55,605 INFO L480 AbstractCegarLoop]: Interpolant automaton has 29 states. [2020-08-19 02:44:55,605 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 225 transitions. [2020-08-19 02:44:55,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 532 [2020-08-19 02:44:55,610 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:44:55,610 INFO L422 BasicCegarLoop]: trace histogram [39, 39, 38, 38, 31, 31, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 12, 12, 8, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 02:44:55,611 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-08-19 02:44:55,611 INFO L427 AbstractCegarLoop]: === Iteration 21 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:44:55,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:44:55,611 INFO L82 PathProgramCache]: Analyzing trace with hash 1759823621, now seen corresponding path program 9 times [2020-08-19 02:44:55,612 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:44:55,612 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [585105963] [2020-08-19 02:44:55,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:44:55,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:55,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:44:55,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:55,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 02:44:55,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:56,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:56,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:56,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:56,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:44:56,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:56,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:56,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:44:56,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:56,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:56,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:56,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:56,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 02:44:56,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:56,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:56,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:56,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:56,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:44:56,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:56,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:56,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:44:56,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:56,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:56,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:56,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:56,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 02:44:56,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:56,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:56,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:56,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:56,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2020-08-19 02:44:56,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:56,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:56,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:56,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:56,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:44:56,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:56,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:56,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:56,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:56,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:57,420 INFO L134 CoverageAnalysis]: Checked inductivity of 8074 backedges. 704 proven. 1703 refuted. 0 times theorem prover too weak. 5667 trivial. 0 not checked. [2020-08-19 02:44:57,420 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [585105963] [2020-08-19 02:44:57,420 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 02:44:57,421 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-08-19 02:44:57,421 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709739016] [2020-08-19 02:44:57,421 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-08-19 02:44:57,422 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:44:57,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-08-19 02:44:57,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=261, Unknown=0, NotChecked=0, Total=306 [2020-08-19 02:44:57,422 INFO L87 Difference]: Start difference. First operand 165 states and 225 transitions. Second operand 18 states. [2020-08-19 02:44:58,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:44:58,339 INFO L93 Difference]: Finished difference Result 374 states and 586 transitions. [2020-08-19 02:44:58,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-08-19 02:44:58,340 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 531 [2020-08-19 02:44:58,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:44:58,345 INFO L225 Difference]: With dead ends: 374 [2020-08-19 02:44:58,345 INFO L226 Difference]: Without dead ends: 226 [2020-08-19 02:44:58,347 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 481 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=293, Invalid=1777, Unknown=0, NotChecked=0, Total=2070 [2020-08-19 02:44:58,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2020-08-19 02:44:58,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 183. [2020-08-19 02:44:58,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183 states. [2020-08-19 02:44:58,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 256 transitions. [2020-08-19 02:44:58,361 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 256 transitions. Word has length 531 [2020-08-19 02:44:58,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:44:58,362 INFO L479 AbstractCegarLoop]: Abstraction has 183 states and 256 transitions. [2020-08-19 02:44:58,362 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-08-19 02:44:58,362 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 256 transitions. [2020-08-19 02:44:58,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 573 [2020-08-19 02:44:58,367 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:44:58,367 INFO L422 BasicCegarLoop]: trace histogram [42, 42, 41, 41, 34, 33, 21, 21, 21, 21, 21, 21, 21, 20, 20, 20, 20, 20, 20, 20, 14, 12, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 02:44:58,367 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-08-19 02:44:58,368 INFO L427 AbstractCegarLoop]: === Iteration 22 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:44:58,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:44:58,368 INFO L82 PathProgramCache]: Analyzing trace with hash 2122481566, now seen corresponding path program 10 times [2020-08-19 02:44:58,368 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:44:58,369 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1701722731] [2020-08-19 02:44:58,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:44:58,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:58,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:44:58,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:58,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 02:44:58,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:58,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:58,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:58,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:58,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:58,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:58,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:58,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:58,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:58,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:58,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:58,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:58,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:58,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:58,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:59,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:59,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:59,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:59,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:44:59,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:59,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:59,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:44:59,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:59,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:59,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:59,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:59,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 02:44:59,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:59,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:59,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:59,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:59,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:44:59,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:59,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:59,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 02:44:59,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:59,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:59,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:59,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:59,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:44:59,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:59,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:59,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:44:59,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:59,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:59,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:59,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:59,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 02:44:59,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:59,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:59,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:44:59,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:59,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:44:59,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:44:59,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:44:59,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:44:59,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:44:59,977 INFO L134 CoverageAnalysis]: Checked inductivity of 9413 backedges. 913 proven. 1781 refuted. 0 times theorem prover too weak. 6719 trivial. 0 not checked. [2020-08-19 02:44:59,978 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1701722731] [2020-08-19 02:44:59,978 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 02:44:59,978 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-08-19 02:44:59,978 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780294784] [2020-08-19 02:44:59,979 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-08-19 02:44:59,979 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:44:59,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-08-19 02:44:59,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2020-08-19 02:44:59,980 INFO L87 Difference]: Start difference. First operand 183 states and 256 transitions. Second operand 20 states. [2020-08-19 02:45:01,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:45:01,221 INFO L93 Difference]: Finished difference Result 374 states and 594 transitions. [2020-08-19 02:45:01,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2020-08-19 02:45:01,224 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 572 [2020-08-19 02:45:01,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:45:01,231 INFO L225 Difference]: With dead ends: 374 [2020-08-19 02:45:01,231 INFO L226 Difference]: Without dead ends: 214 [2020-08-19 02:45:01,238 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 632 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=343, Invalid=2207, Unknown=0, NotChecked=0, Total=2550 [2020-08-19 02:45:01,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2020-08-19 02:45:01,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 207. [2020-08-19 02:45:01,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2020-08-19 02:45:01,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 299 transitions. [2020-08-19 02:45:01,253 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 299 transitions. Word has length 572 [2020-08-19 02:45:01,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:45:01,254 INFO L479 AbstractCegarLoop]: Abstraction has 207 states and 299 transitions. [2020-08-19 02:45:01,254 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-08-19 02:45:01,254 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 299 transitions. [2020-08-19 02:45:01,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 641 [2020-08-19 02:45:01,262 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:45:01,262 INFO L422 BasicCegarLoop]: trace histogram [48, 48, 45, 45, 38, 37, 24, 24, 24, 24, 24, 24, 24, 22, 22, 22, 22, 22, 22, 22, 16, 13, 10, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 02:45:01,263 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-08-19 02:45:01,263 INFO L427 AbstractCegarLoop]: === Iteration 23 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:45:01,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:45:01,264 INFO L82 PathProgramCache]: Analyzing trace with hash -1490795651, now seen corresponding path program 11 times [2020-08-19 02:45:01,264 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:45:01,266 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [769262143] [2020-08-19 02:45:01,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:45:01,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:01,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:45:01,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:01,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 02:45:01,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:01,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:01,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:01,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:01,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:01,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:01,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:01,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:01,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:01,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:01,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:02,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:02,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:02,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:02,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:02,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:02,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:02,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:45:02,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:02,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:02,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:02,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:02,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 02:45:02,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:02,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:02,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:02,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:02,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-08-19 02:45:02,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:02,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:02,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:02,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:02,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:02,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:02,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:02,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-08-19 02:45:02,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:02,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:02,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:02,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:02,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:02,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:02,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:02,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:45:02,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:02,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:02,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:02,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:02,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 02:45:02,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:02,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:02,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:02,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:02,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:02,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:02,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:02,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:02,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:02,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:03,055 INFO L134 CoverageAnalysis]: Checked inductivity of 11869 backedges. 567 proven. 1942 refuted. 0 times theorem prover too weak. 9360 trivial. 0 not checked. [2020-08-19 02:45:03,056 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [769262143] [2020-08-19 02:45:03,056 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 02:45:03,056 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-08-19 02:45:03,056 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342815741] [2020-08-19 02:45:03,057 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-08-19 02:45:03,058 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:45:03,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-08-19 02:45:03,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2020-08-19 02:45:03,058 INFO L87 Difference]: Start difference. First operand 207 states and 299 transitions. Second operand 16 states. [2020-08-19 02:45:03,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:45:03,735 INFO L93 Difference]: Finished difference Result 407 states and 612 transitions. [2020-08-19 02:45:03,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-08-19 02:45:03,739 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 640 [2020-08-19 02:45:03,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:45:03,742 INFO L225 Difference]: With dead ends: 407 [2020-08-19 02:45:03,743 INFO L226 Difference]: Without dead ends: 228 [2020-08-19 02:45:03,745 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=132, Invalid=738, Unknown=0, NotChecked=0, Total=870 [2020-08-19 02:45:03,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2020-08-19 02:45:03,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 215. [2020-08-19 02:45:03,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 215 states. [2020-08-19 02:45:03,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 309 transitions. [2020-08-19 02:45:03,760 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 309 transitions. Word has length 640 [2020-08-19 02:45:03,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:45:03,761 INFO L479 AbstractCegarLoop]: Abstraction has 215 states and 309 transitions. [2020-08-19 02:45:03,761 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-08-19 02:45:03,761 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 309 transitions. [2020-08-19 02:45:03,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 791 [2020-08-19 02:45:03,769 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:45:03,769 INFO L422 BasicCegarLoop]: trace histogram [58, 58, 57, 57, 47, 46, 29, 29, 29, 29, 29, 29, 29, 28, 28, 28, 28, 28, 28, 28, 18, 18, 12, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 02:45:03,769 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-08-19 02:45:03,770 INFO L427 AbstractCegarLoop]: === Iteration 24 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:45:03,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:45:03,770 INFO L82 PathProgramCache]: Analyzing trace with hash 566872508, now seen corresponding path program 12 times [2020-08-19 02:45:03,770 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:45:03,771 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [880139810] [2020-08-19 02:45:03,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:45:03,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:45:04,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 02:45:04,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:04,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:04,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:04,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:04,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:04,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:04,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:04,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:04,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:04,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:04,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:04,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:04,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:04,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:04,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:04,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:04,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:04,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:04,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:45:04,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:04,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:04,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:04,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:04,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:04,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:04,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:04,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:04,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 02:45:04,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:04,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:04,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:04,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:04,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:04,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:04,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:04,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:04,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:04,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:04,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:04,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:05,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:05,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 02:45:05,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:05,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:05,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:05,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:05,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:05,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:05,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:05,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2020-08-19 02:45:05,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:05,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:05,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:05,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:05,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:05,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:05,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:05,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:45:05,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:05,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:05,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:05,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:05,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 02:45:05,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:05,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:05,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:05,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:05,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:05,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:05,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:05,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 02:45:05,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:05,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:05,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:05,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:05,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:05,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:05,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:05,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:05,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:05,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:06,585 INFO L134 CoverageAnalysis]: Checked inductivity of 18248 backedges. 879 proven. 2682 refuted. 0 times theorem prover too weak. 14687 trivial. 0 not checked. [2020-08-19 02:45:06,586 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [880139810] [2020-08-19 02:45:06,586 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 02:45:06,586 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-08-19 02:45:06,586 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341842614] [2020-08-19 02:45:06,587 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-08-19 02:45:06,587 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:45:06,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-08-19 02:45:06,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2020-08-19 02:45:06,588 INFO L87 Difference]: Start difference. First operand 215 states and 309 transitions. Second operand 18 states. [2020-08-19 02:45:07,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:45:07,406 INFO L93 Difference]: Finished difference Result 421 states and 620 transitions. [2020-08-19 02:45:07,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-08-19 02:45:07,407 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 790 [2020-08-19 02:45:07,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:45:07,409 INFO L225 Difference]: With dead ends: 421 [2020-08-19 02:45:07,410 INFO L226 Difference]: Without dead ends: 234 [2020-08-19 02:45:07,411 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 270 GetRequests, 234 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 270 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=196, Invalid=1210, Unknown=0, NotChecked=0, Total=1406 [2020-08-19 02:45:07,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2020-08-19 02:45:07,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 205. [2020-08-19 02:45:07,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205 states. [2020-08-19 02:45:07,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 284 transitions. [2020-08-19 02:45:07,425 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 284 transitions. Word has length 790 [2020-08-19 02:45:07,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:45:07,426 INFO L479 AbstractCegarLoop]: Abstraction has 205 states and 284 transitions. [2020-08-19 02:45:07,426 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-08-19 02:45:07,426 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 284 transitions. [2020-08-19 02:45:07,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 927 [2020-08-19 02:45:07,434 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:45:07,435 INFO L422 BasicCegarLoop]: trace histogram [69, 69, 66, 66, 55, 54, 34, 34, 34, 34, 34, 34, 34, 33, 33, 33, 33, 33, 33, 33, 22, 20, 14, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 02:45:07,435 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-08-19 02:45:07,436 INFO L427 AbstractCegarLoop]: === Iteration 25 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:45:07,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:45:07,436 INFO L82 PathProgramCache]: Analyzing trace with hash 2005403070, now seen corresponding path program 13 times [2020-08-19 02:45:07,436 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:45:07,437 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1665649423] [2020-08-19 02:45:07,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:45:07,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:07,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:45:07,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:07,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 02:45:08,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:08,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:08,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:08,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:08,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:08,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:08,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:08,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:08,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:08,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:08,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:08,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:08,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:08,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:08,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:08,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:08,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:08,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:08,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:45:08,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:08,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:08,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:08,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:08,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:08,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:08,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:08,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:08,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 02:45:08,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:08,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:08,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:08,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:08,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:08,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:08,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:08,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:08,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:08,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:08,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:08,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:08,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:08,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:08,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:08,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 02:45:09,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:09,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:09,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:09,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:09,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:09,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:09,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:09,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:45:09,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:09,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:09,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:09,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:09,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-19 02:45:09,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:09,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:09,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:09,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:09,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:09,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:09,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:09,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:45:09,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:09,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:09,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:09,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:09,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 02:45:09,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:09,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:09,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:09,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:09,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:09,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:09,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:09,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 02:45:09,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:09,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:09,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:09,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:09,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:09,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:09,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:09,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:45:09,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:09,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:09,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:09,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:09,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:09,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:09,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:10,556 INFO L134 CoverageAnalysis]: Checked inductivity of 25236 backedges. 1773 proven. 3546 refuted. 0 times theorem prover too weak. 19917 trivial. 0 not checked. [2020-08-19 02:45:10,556 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1665649423] [2020-08-19 02:45:10,556 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 02:45:10,557 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-08-19 02:45:10,557 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205452882] [2020-08-19 02:45:10,558 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-08-19 02:45:10,558 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:45:10,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-08-19 02:45:10,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=399, Unknown=0, NotChecked=0, Total=462 [2020-08-19 02:45:10,559 INFO L87 Difference]: Start difference. First operand 205 states and 284 transitions. Second operand 22 states. [2020-08-19 02:45:12,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:45:12,112 INFO L93 Difference]: Finished difference Result 444 states and 713 transitions. [2020-08-19 02:45:12,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2020-08-19 02:45:12,113 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 926 [2020-08-19 02:45:12,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:45:12,117 INFO L225 Difference]: With dead ends: 444 [2020-08-19 02:45:12,117 INFO L226 Difference]: Without dead ends: 260 [2020-08-19 02:45:12,120 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 330 GetRequests, 273 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 905 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=436, Invalid=2986, Unknown=0, NotChecked=0, Total=3422 [2020-08-19 02:45:12,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2020-08-19 02:45:12,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 250. [2020-08-19 02:45:12,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 250 states. [2020-08-19 02:45:12,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 359 transitions. [2020-08-19 02:45:12,137 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 359 transitions. Word has length 926 [2020-08-19 02:45:12,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:45:12,138 INFO L479 AbstractCegarLoop]: Abstraction has 250 states and 359 transitions. [2020-08-19 02:45:12,138 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-08-19 02:45:12,138 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 359 transitions. [2020-08-19 02:45:12,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1581 [2020-08-19 02:45:12,160 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:45:12,161 INFO L422 BasicCegarLoop]: trace histogram [117, 117, 114, 114, 94, 93, 58, 58, 58, 58, 58, 58, 58, 57, 57, 57, 57, 57, 57, 57, 36, 36, 24, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 02:45:12,161 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-08-19 02:45:12,161 INFO L427 AbstractCegarLoop]: === Iteration 26 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:45:12,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:45:12,162 INFO L82 PathProgramCache]: Analyzing trace with hash 592452606, now seen corresponding path program 14 times [2020-08-19 02:45:12,162 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:45:12,162 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [909513053] [2020-08-19 02:45:12,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:45:12,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:13,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:45:13,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:13,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 02:45:13,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:13,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:13,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:13,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:13,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:13,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:14,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:14,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:14,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:14,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:14,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:14,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:14,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:45:14,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:14,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:14,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:14,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:14,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 02:45:14,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:14,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:14,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:14,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:14,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:14,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:14,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:14,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 02:45:14,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:14,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:14,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:14,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:14,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:14,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:14,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:14,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2020-08-19 02:45:14,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:14,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:14,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:14,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:14,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:14,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:14,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:14,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:45:14,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:14,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:14,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:14,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:14,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 02:45:14,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:14,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:14,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:14,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:14,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:14,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:14,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:14,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 02:45:14,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:14,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:14,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:14,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:14,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:14,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:14,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:14,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:14,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:14,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 786 [2020-08-19 02:45:15,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:15,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:15,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:15,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:15,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:15,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:15,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:15,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:45:15,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:15,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:15,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:15,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:15,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 02:45:15,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:15,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:15,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:15,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:15,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:15,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:15,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:15,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 02:45:15,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:15,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:15,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:15,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:15,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:15,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:15,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:15,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2020-08-19 02:45:15,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:15,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:15,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:15,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:15,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:15,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:15,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:15,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:15,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:15,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:45:16,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:16,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:16,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:16,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:16,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:16,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:16,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:16,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:16,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 02:45:16,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:16,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:16,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:16,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:16,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:16,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:16,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:16,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:16,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:16,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:16,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:16,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:16,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:16,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:16,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 02:45:16,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:16,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:16,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:16,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:16,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:16,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:16,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:16,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:16,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:16,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:16,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:16,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:16,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:16,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:16,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:16,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:18,081 INFO L134 CoverageAnalysis]: Checked inductivity of 74553 backedges. 1235 proven. 6687 refuted. 0 times theorem prover too weak. 66631 trivial. 0 not checked. [2020-08-19 02:45:18,082 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [909513053] [2020-08-19 02:45:18,082 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 02:45:18,082 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-08-19 02:45:18,082 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870557022] [2020-08-19 02:45:18,083 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-08-19 02:45:18,084 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:45:18,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-08-19 02:45:18,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2020-08-19 02:45:18,085 INFO L87 Difference]: Start difference. First operand 250 states and 359 transitions. Second operand 18 states. [2020-08-19 02:45:18,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:45:18,966 INFO L93 Difference]: Finished difference Result 507 states and 761 transitions. [2020-08-19 02:45:18,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-08-19 02:45:18,967 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 1580 [2020-08-19 02:45:18,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:45:18,971 INFO L225 Difference]: With dead ends: 507 [2020-08-19 02:45:18,971 INFO L226 Difference]: Without dead ends: 283 [2020-08-19 02:45:18,973 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 503 GetRequests, 467 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 266 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=196, Invalid=1210, Unknown=0, NotChecked=0, Total=1406 [2020-08-19 02:45:18,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2020-08-19 02:45:18,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 265. [2020-08-19 02:45:18,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2020-08-19 02:45:18,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 377 transitions. [2020-08-19 02:45:18,991 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 377 transitions. Word has length 1580 [2020-08-19 02:45:18,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:45:18,992 INFO L479 AbstractCegarLoop]: Abstraction has 265 states and 377 transitions. [2020-08-19 02:45:18,992 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-08-19 02:45:18,992 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 377 transitions. [2020-08-19 02:45:19,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2139 [2020-08-19 02:45:19,032 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:45:19,033 INFO L422 BasicCegarLoop]: trace histogram [158, 158, 155, 155, 127, 126, 79, 79, 79, 79, 79, 79, 79, 77, 77, 77, 77, 77, 77, 77, 50, 47, 31, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 02:45:19,033 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-08-19 02:45:19,033 INFO L427 AbstractCegarLoop]: === Iteration 27 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:45:19,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:45:19,034 INFO L82 PathProgramCache]: Analyzing trace with hash 2064373181, now seen corresponding path program 15 times [2020-08-19 02:45:19,034 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:45:19,034 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1942683411] [2020-08-19 02:45:19,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:45:19,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:20,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:45:20,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:20,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 02:45:21,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:21,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:21,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:21,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:22,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:22,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:22,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:22,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:22,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:22,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:22,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:45:22,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:22,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:22,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:22,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:22,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 02:45:22,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:22,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:22,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:22,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:22,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:22,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:22,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:22,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 02:45:22,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:22,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:22,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:22,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:22,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:22,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:22,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:22,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:45:22,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:22,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:22,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:22,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:22,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-19 02:45:22,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:22,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:22,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:22,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:22,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:22,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:22,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:22,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:45:22,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:22,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:22,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:22,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:22,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 02:45:22,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:22,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:22,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:22,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:22,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:22,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:22,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:22,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 02:45:22,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:22,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:22,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:23,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:23,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:23,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:23,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:23,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:23,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:23,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:23,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:23,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:23,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:23,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:23,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:23,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:23,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:23,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:23,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:23,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:23,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:23,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:23,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:23,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:23,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:23,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:23,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:23,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:23,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:23,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:23,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:23,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:45:23,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:23,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:23,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:23,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:23,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:23,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:23,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:23,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:23,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:23,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:23,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:23,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:23,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:23,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:23,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:23,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:23,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:23,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 922 [2020-08-19 02:45:23,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:23,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:23,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:24,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:24,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:24,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:24,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:45:24,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:24,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:24,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 02:45:24,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:24,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:24,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:24,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:24,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 02:45:24,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:24,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:24,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:24,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:24,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:45:24,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:24,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:24,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-19 02:45:24,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:24,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:24,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:24,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:24,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:45:24,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:24,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:24,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 02:45:24,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:24,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:24,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:24,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:24,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2020-08-19 02:45:24,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:24,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:24,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:24,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:24,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:45:24,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:24,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:24,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 02:45:24,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:24,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:24,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:24,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:24,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 02:45:24,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:24,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:24,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 02:45:24,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:24,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 02:45:24,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 02:45:24,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:45:24,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 02:45:24,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:24,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 02:45:24,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:28,399 INFO L134 CoverageAnalysis]: Checked inductivity of 137256 backedges. 2251 proven. 11461 refuted. 0 times theorem prover too weak. 123544 trivial. 0 not checked. [2020-08-19 02:45:28,399 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1942683411] [2020-08-19 02:45:28,399 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 02:45:28,400 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-08-19 02:45:28,400 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287114008] [2020-08-19 02:45:28,401 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-08-19 02:45:28,401 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:45:28,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-08-19 02:45:28,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=399, Unknown=0, NotChecked=0, Total=462 [2020-08-19 02:45:28,402 INFO L87 Difference]: Start difference. First operand 265 states and 377 transitions. Second operand 22 states. [2020-08-19 02:45:29,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:45:29,879 INFO L93 Difference]: Finished difference Result 552 states and 878 transitions. [2020-08-19 02:45:29,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2020-08-19 02:45:29,880 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 2138 [2020-08-19 02:45:29,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:45:29,884 INFO L225 Difference]: With dead ends: 552 [2020-08-19 02:45:29,884 INFO L226 Difference]: Without dead ends: 308 [2020-08-19 02:45:29,889 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 686 GetRequests, 630 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 868 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=423, Invalid=2883, Unknown=0, NotChecked=0, Total=3306 [2020-08-19 02:45:29,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2020-08-19 02:45:29,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 279. [2020-08-19 02:45:29,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 279 states. [2020-08-19 02:45:29,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 409 transitions. [2020-08-19 02:45:29,912 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 409 transitions. Word has length 2138 [2020-08-19 02:45:29,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:45:29,913 INFO L479 AbstractCegarLoop]: Abstraction has 279 states and 409 transitions. [2020-08-19 02:45:29,913 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-08-19 02:45:29,913 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 409 transitions. [2020-08-19 02:45:29,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1104 [2020-08-19 02:45:29,926 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:45:29,927 INFO L422 BasicCegarLoop]: trace histogram [81, 81, 80, 80, 65, 65, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 25, 25, 16, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 02:45:29,927 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-08-19 02:45:29,927 INFO L427 AbstractCegarLoop]: === Iteration 28 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:45:29,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:45:29,928 INFO L82 PathProgramCache]: Analyzing trace with hash -1604839333, now seen corresponding path program 16 times [2020-08-19 02:45:29,928 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:45:29,928 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1216261024] [2020-08-19 02:45:29,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:45:30,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:30,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:45:30,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:30,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 02:45:30,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:45:30,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3