/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=0.6 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive-simple/fibo_25-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-19 01:07:11,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-19 01:07:11,541 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-19 01:07:11,586 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-19 01:07:11,586 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-19 01:07:11,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-19 01:07:11,598 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-19 01:07:11,602 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-19 01:07:11,604 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-19 01:07:11,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-19 01:07:11,608 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-19 01:07:11,609 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-19 01:07:11,610 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-19 01:07:11,612 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-19 01:07:11,615 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-19 01:07:11,617 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-19 01:07:11,618 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-19 01:07:11,619 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-19 01:07:11,621 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-19 01:07:11,629 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-19 01:07:11,632 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-19 01:07:11,633 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-19 01:07:11,634 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-19 01:07:11,635 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-19 01:07:11,647 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-19 01:07:11,651 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-19 01:07:11,651 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-19 01:07:11,654 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-19 01:07:11,655 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-19 01:07:11,659 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-19 01:07:11,659 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-19 01:07:11,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-19 01:07:11,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-19 01:07:11,661 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-19 01:07:11,662 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-19 01:07:11,662 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-19 01:07:11,663 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-19 01:07:11,663 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-19 01:07:11,663 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-19 01:07:11,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-19 01:07:11,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-19 01:07:11,668 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 01:07:11,709 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-19 01:07:11,709 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-19 01:07:11,711 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-19 01:07:11,712 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-19 01:07:11,712 INFO L138 SettingsManager]: * Use SBE=true [2020-08-19 01:07:11,712 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-19 01:07:11,713 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-19 01:07:11,713 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-19 01:07:11,713 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-19 01:07:11,713 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-19 01:07:11,714 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-19 01:07:11,715 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-19 01:07:11,715 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-19 01:07:11,715 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-19 01:07:11,715 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-19 01:07:11,716 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-19 01:07:11,716 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-19 01:07:11,716 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-19 01:07:11,716 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-19 01:07:11,716 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-19 01:07:11,717 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-19 01:07:11,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-19 01:07:11,717 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-19 01:07:11,718 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-19 01:07:11,718 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-19 01:07:11,718 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-19 01:07:11,718 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-19 01:07:11,718 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-19 01:07:11,718 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-19 01:07:11,719 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=0.6; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6; [2020-08-19 01:07:12,086 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-19 01:07:12,109 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-19 01:07:12,113 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-19 01:07:12,116 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-19 01:07:12,116 INFO L275 PluginConnector]: CDTParser initialized [2020-08-19 01:07:12,117 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_25-2.c [2020-08-19 01:07:12,199 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4e068cc46/de647e90a4594fc09b80bd1976b30bd3/FLAG8956693ab [2020-08-19 01:07:12,667 INFO L306 CDTParser]: Found 1 translation units. [2020-08-19 01:07:12,668 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_25-2.c [2020-08-19 01:07:12,675 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4e068cc46/de647e90a4594fc09b80bd1976b30bd3/FLAG8956693ab [2020-08-19 01:07:13,163 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4e068cc46/de647e90a4594fc09b80bd1976b30bd3 [2020-08-19 01:07:13,187 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-19 01:07:13,192 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-19 01:07:13,196 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-19 01:07:13,197 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-19 01:07:13,200 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-19 01:07:13,201 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 01:07:13" (1/1) ... [2020-08-19 01:07:13,204 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c3d6b50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 01:07:13, skipping insertion in model container [2020-08-19 01:07:13,204 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 01:07:13" (1/1) ... [2020-08-19 01:07:13,213 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-19 01:07:13,231 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-19 01:07:13,397 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-19 01:07:13,402 INFO L203 MainTranslator]: Completed pre-run [2020-08-19 01:07:13,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-19 01:07:13,431 INFO L208 MainTranslator]: Completed translation [2020-08-19 01:07:13,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 01:07:13 WrapperNode [2020-08-19 01:07:13,431 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-19 01:07:13,432 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-19 01:07:13,432 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-19 01:07:13,433 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-19 01:07:13,444 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 01:07:13" (1/1) ... [2020-08-19 01:07:13,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 01:07:13" (1/1) ... [2020-08-19 01:07:13,448 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 01:07:13" (1/1) ... [2020-08-19 01:07:13,449 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 01:07:13" (1/1) ... [2020-08-19 01:07:13,454 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 01:07:13" (1/1) ... [2020-08-19 01:07:13,458 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 01:07:13" (1/1) ... [2020-08-19 01:07:13,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 01:07:13" (1/1) ... [2020-08-19 01:07:13,460 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-19 01:07:13,461 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-19 01:07:13,461 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-19 01:07:13,461 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-19 01:07:13,462 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 01:07:13" (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 01:07:13,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-19 01:07:13,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-19 01:07:13,605 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo [2020-08-19 01:07:13,605 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-19 01:07:13,606 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-19 01:07:13,606 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-19 01:07:13,606 INFO L130 BoogieDeclarations]: Found specification of procedure fibo [2020-08-19 01:07:13,606 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-19 01:07:13,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-19 01:07:13,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-19 01:07:13,822 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-19 01:07:13,822 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-19 01:07:13,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.08 01:07:13 BoogieIcfgContainer [2020-08-19 01:07:13,829 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-19 01:07:13,843 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-19 01:07:13,843 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-19 01:07:13,851 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-19 01:07:13,851 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.08 01:07:13" (1/3) ... [2020-08-19 01:07:13,857 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a700345 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.08 01:07:13, skipping insertion in model container [2020-08-19 01:07:13,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 01:07:13" (2/3) ... [2020-08-19 01:07:13,858 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a700345 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.08 01:07:13, skipping insertion in model container [2020-08-19 01:07:13,858 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.08 01:07:13" (3/3) ... [2020-08-19 01:07:13,861 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_25-2.c [2020-08-19 01:07:13,886 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-19 01:07:13,904 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-19 01:07:13,927 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-19 01:07:13,949 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-19 01:07:13,950 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-19 01:07:13,950 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-19 01:07:13,950 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-19 01:07:13,950 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-19 01:07:13,951 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-19 01:07:13,951 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-19 01:07:13,951 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-19 01:07:13,966 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states. [2020-08-19 01:07:13,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-08-19 01:07:13,971 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 01:07:13,972 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 01:07:13,972 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 01:07:13,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 01:07:13,977 INFO L82 PathProgramCache]: Analyzing trace with hash 537028541, now seen corresponding path program 1 times [2020-08-19 01:07:13,991 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 01:07:13,991 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1925691358] [2020-08-19 01:07:13,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 01:07:14,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:14,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 01:07:14,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:14,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 01:07:14,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:14,198 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 01:07:14,199 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1925691358] [2020-08-19 01:07:14,202 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 01:07:14,202 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-19 01:07:14,203 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155981197] [2020-08-19 01:07:14,209 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-19 01:07:14,209 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 01:07:14,224 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-19 01:07:14,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-19 01:07:14,228 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 5 states. [2020-08-19 01:07:14,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 01:07:14,338 INFO L93 Difference]: Finished difference Result 35 states and 41 transitions. [2020-08-19 01:07:14,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-19 01:07:14,340 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-08-19 01:07:14,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 01:07:14,350 INFO L225 Difference]: With dead ends: 35 [2020-08-19 01:07:14,350 INFO L226 Difference]: Without dead ends: 21 [2020-08-19 01:07:14,354 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 01:07:14,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2020-08-19 01:07:14,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2020-08-19 01:07:14,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-08-19 01:07:14,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2020-08-19 01:07:14,400 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 13 [2020-08-19 01:07:14,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 01:07:14,400 INFO L479 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2020-08-19 01:07:14,400 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-19 01:07:14,400 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-08-19 01:07:14,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-08-19 01:07:14,402 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 01:07:14,402 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 01:07:14,403 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-19 01:07:14,403 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 01:07:14,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 01:07:14,404 INFO L82 PathProgramCache]: Analyzing trace with hash 179123823, now seen corresponding path program 1 times [2020-08-19 01:07:14,404 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 01:07:14,404 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [53391339] [2020-08-19 01:07:14,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 01:07:14,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:14,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 01:07:14,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:14,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 01:07:14,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:14,479 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 01:07:14,480 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [53391339] [2020-08-19 01:07:14,480 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 01:07:14,480 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-19 01:07:14,481 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11274835] [2020-08-19 01:07:14,483 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-19 01:07:14,483 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 01:07:14,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-19 01:07:14,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-19 01:07:14,484 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand 5 states. [2020-08-19 01:07:14,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 01:07:14,541 INFO L93 Difference]: Finished difference Result 27 states and 32 transitions. [2020-08-19 01:07:14,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-19 01:07:14,542 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-08-19 01:07:14,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 01:07:14,544 INFO L225 Difference]: With dead ends: 27 [2020-08-19 01:07:14,544 INFO L226 Difference]: Without dead ends: 23 [2020-08-19 01:07:14,546 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 01:07:14,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2020-08-19 01:07:14,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 21. [2020-08-19 01:07:14,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-08-19 01:07:14,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2020-08-19 01:07:14,554 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 14 [2020-08-19 01:07:14,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 01:07:14,555 INFO L479 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2020-08-19 01:07:14,555 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-19 01:07:14,555 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-08-19 01:07:14,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-08-19 01:07:14,557 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 01:07:14,557 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 01:07:14,558 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-19 01:07:14,558 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 01:07:14,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 01:07:14,558 INFO L82 PathProgramCache]: Analyzing trace with hash 806022394, now seen corresponding path program 1 times [2020-08-19 01:07:14,559 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 01:07:14,559 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1932026156] [2020-08-19 01:07:14,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 01:07:14,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:14,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 01:07:14,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:14,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 01:07:14,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:14,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:14,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:14,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-19 01:07:14,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:14,684 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-08-19 01:07:14,684 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1932026156] [2020-08-19 01:07:14,685 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 01:07:14,685 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-19 01:07:14,685 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523124647] [2020-08-19 01:07:14,686 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-19 01:07:14,686 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 01:07:14,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-19 01:07:14,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-08-19 01:07:14,687 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand 7 states. [2020-08-19 01:07:14,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 01:07:14,792 INFO L93 Difference]: Finished difference Result 38 states and 49 transitions. [2020-08-19 01:07:14,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-19 01:07:14,792 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2020-08-19 01:07:14,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 01:07:14,794 INFO L225 Difference]: With dead ends: 38 [2020-08-19 01:07:14,794 INFO L226 Difference]: Without dead ends: 23 [2020-08-19 01:07:14,795 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-08-19 01:07:14,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2020-08-19 01:07:14,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2020-08-19 01:07:14,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2020-08-19 01:07:14,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2020-08-19 01:07:14,803 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 26 [2020-08-19 01:07:14,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 01:07:14,804 INFO L479 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2020-08-19 01:07:14,804 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-19 01:07:14,804 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-08-19 01:07:14,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-08-19 01:07:14,806 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 01:07:14,806 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 01:07:14,807 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-19 01:07:14,807 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 01:07:14,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 01:07:14,808 INFO L82 PathProgramCache]: Analyzing trace with hash -983862936, now seen corresponding path program 1 times [2020-08-19 01:07:14,808 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 01:07:14,808 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2105747770] [2020-08-19 01:07:14,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 01:07:14,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:14,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 01:07:14,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:14,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 01:07:14,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:14,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:14,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:14,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:14,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:14,962 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-08-19 01:07:14,963 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2105747770] [2020-08-19 01:07:14,963 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 01:07:14,963 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-08-19 01:07:14,964 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690914383] [2020-08-19 01:07:14,964 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-19 01:07:14,965 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 01:07:14,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-19 01:07:14,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-08-19 01:07:14,966 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand 6 states. [2020-08-19 01:07:15,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 01:07:15,088 INFO L93 Difference]: Finished difference Result 41 states and 55 transitions. [2020-08-19 01:07:15,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-19 01:07:15,088 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 27 [2020-08-19 01:07:15,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 01:07:15,091 INFO L225 Difference]: With dead ends: 41 [2020-08-19 01:07:15,091 INFO L226 Difference]: Without dead ends: 37 [2020-08-19 01:07:15,092 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-08-19 01:07:15,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2020-08-19 01:07:15,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2020-08-19 01:07:15,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2020-08-19 01:07:15,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 51 transitions. [2020-08-19 01:07:15,105 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 51 transitions. Word has length 27 [2020-08-19 01:07:15,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 01:07:15,105 INFO L479 AbstractCegarLoop]: Abstraction has 37 states and 51 transitions. [2020-08-19 01:07:15,106 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-19 01:07:15,106 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2020-08-19 01:07:15,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-08-19 01:07:15,108 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 01:07:15,108 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 01:07:15,108 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-19 01:07:15,109 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 01:07:15,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 01:07:15,109 INFO L82 PathProgramCache]: Analyzing trace with hash 146085807, now seen corresponding path program 2 times [2020-08-19 01:07:15,110 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 01:07:15,110 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [745535540] [2020-08-19 01:07:15,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 01:07:15,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:15,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 01:07:15,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:15,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 01:07:15,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:15,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:15,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:15,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:15,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:15,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:15,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:15,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:15,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:15,327 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-08-19 01:07:15,329 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [745535540] [2020-08-19 01:07:15,329 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 01:07:15,329 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-19 01:07:15,330 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219422628] [2020-08-19 01:07:15,330 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-19 01:07:15,331 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 01:07:15,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-19 01:07:15,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-19 01:07:15,332 INFO L87 Difference]: Start difference. First operand 37 states and 51 transitions. Second operand 8 states. [2020-08-19 01:07:15,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 01:07:15,517 INFO L93 Difference]: Finished difference Result 79 states and 124 transitions. [2020-08-19 01:07:15,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-19 01:07:15,518 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 40 [2020-08-19 01:07:15,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 01:07:15,520 INFO L225 Difference]: With dead ends: 79 [2020-08-19 01:07:15,520 INFO L226 Difference]: Without dead ends: 48 [2020-08-19 01:07:15,522 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-08-19 01:07:15,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2020-08-19 01:07:15,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 42. [2020-08-19 01:07:15,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2020-08-19 01:07:15,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 57 transitions. [2020-08-19 01:07:15,534 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 57 transitions. Word has length 40 [2020-08-19 01:07:15,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 01:07:15,535 INFO L479 AbstractCegarLoop]: Abstraction has 42 states and 57 transitions. [2020-08-19 01:07:15,535 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-19 01:07:15,535 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 57 transitions. [2020-08-19 01:07:15,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-08-19 01:07:15,537 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 01:07:15,537 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 01:07:15,538 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-19 01:07:15,538 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 01:07:15,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 01:07:15,539 INFO L82 PathProgramCache]: Analyzing trace with hash -1111873851, now seen corresponding path program 3 times [2020-08-19 01:07:15,539 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 01:07:15,539 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1124633574] [2020-08-19 01:07:15,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 01:07:15,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:15,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 01:07:15,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:15,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 01:07:15,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:15,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:15,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:15,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:15,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:15,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:15,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:15,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:15,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:15,690 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-08-19 01:07:15,690 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1124633574] [2020-08-19 01:07:15,691 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 01:07:15,691 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-19 01:07:15,692 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563295066] [2020-08-19 01:07:15,694 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-19 01:07:15,694 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 01:07:15,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-19 01:07:15,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-08-19 01:07:15,696 INFO L87 Difference]: Start difference. First operand 42 states and 57 transitions. Second operand 7 states. [2020-08-19 01:07:15,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 01:07:15,824 INFO L93 Difference]: Finished difference Result 65 states and 93 transitions. [2020-08-19 01:07:15,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-19 01:07:15,825 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 41 [2020-08-19 01:07:15,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 01:07:15,827 INFO L225 Difference]: With dead ends: 65 [2020-08-19 01:07:15,828 INFO L226 Difference]: Without dead ends: 61 [2020-08-19 01:07:15,828 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-08-19 01:07:15,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2020-08-19 01:07:15,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 58. [2020-08-19 01:07:15,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2020-08-19 01:07:15,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 84 transitions. [2020-08-19 01:07:15,844 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 84 transitions. Word has length 41 [2020-08-19 01:07:15,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 01:07:15,844 INFO L479 AbstractCegarLoop]: Abstraction has 58 states and 84 transitions. [2020-08-19 01:07:15,844 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-19 01:07:15,845 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 84 transitions. [2020-08-19 01:07:15,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-08-19 01:07:15,849 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 01:07:15,849 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 9, 5, 5, 5, 5, 5, 5, 5, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 01:07:15,849 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-19 01:07:15,849 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 01:07:15,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 01:07:15,850 INFO L82 PathProgramCache]: Analyzing trace with hash -1986920854, now seen corresponding path program 4 times [2020-08-19 01:07:15,850 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 01:07:15,850 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1527315207] [2020-08-19 01:07:15,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 01:07:15,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:15,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 01:07:15,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:15,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 01:07:15,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:15,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:15,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:15,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:15,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:15,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:15,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:16,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:16,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:16,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:16,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:16,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:16,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:16,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:16,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:16,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:16,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:16,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:16,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:16,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:16,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:16,151 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 77 proven. 104 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2020-08-19 01:07:16,152 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1527315207] [2020-08-19 01:07:16,152 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 01:07:16,152 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-19 01:07:16,152 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362646240] [2020-08-19 01:07:16,153 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-19 01:07:16,153 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 01:07:16,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-19 01:07:16,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-08-19 01:07:16,154 INFO L87 Difference]: Start difference. First operand 58 states and 84 transitions. Second operand 11 states. [2020-08-19 01:07:16,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 01:07:16,501 INFO L93 Difference]: Finished difference Result 107 states and 178 transitions. [2020-08-19 01:07:16,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-08-19 01:07:16,502 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 82 [2020-08-19 01:07:16,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 01:07:16,505 INFO L225 Difference]: With dead ends: 107 [2020-08-19 01:07:16,505 INFO L226 Difference]: Without dead ends: 57 [2020-08-19 01:07:16,508 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=100, Invalid=280, Unknown=0, NotChecked=0, Total=380 [2020-08-19 01:07:16,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-08-19 01:07:16,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2020-08-19 01:07:16,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-08-19 01:07:16,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 70 transitions. [2020-08-19 01:07:16,518 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 70 transitions. Word has length 82 [2020-08-19 01:07:16,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 01:07:16,519 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 70 transitions. [2020-08-19 01:07:16,519 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-19 01:07:16,519 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2020-08-19 01:07:16,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-08-19 01:07:16,521 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 01:07:16,522 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 15, 9, 9, 9, 9, 9, 9, 9, 6, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 01:07:16,522 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-19 01:07:16,522 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 01:07:16,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 01:07:16,522 INFO L82 PathProgramCache]: Analyzing trace with hash -1040445716, now seen corresponding path program 5 times [2020-08-19 01:07:16,523 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 01:07:16,523 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1960846991] [2020-08-19 01:07:16,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 01:07:16,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:16,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 01:07:16,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:16,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 01:07:16,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:16,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:16,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:16,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:16,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:16,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:16,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:16,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:16,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:16,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:16,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:16,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:16,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:16,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:16,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:16,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:16,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:16,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:16,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:16,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:16,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:16,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:16,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:16,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:16,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:16,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:16,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:16,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:16,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:16,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:16,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:16,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:16,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:16,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:16,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:16,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:16,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:16,908 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 193 proven. 313 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2020-08-19 01:07:16,908 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1960846991] [2020-08-19 01:07:16,909 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 01:07:16,909 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-08-19 01:07:16,909 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865325371] [2020-08-19 01:07:16,910 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-08-19 01:07:16,910 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 01:07:16,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-08-19 01:07:16,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2020-08-19 01:07:16,911 INFO L87 Difference]: Start difference. First operand 54 states and 70 transitions. Second operand 13 states. [2020-08-19 01:07:17,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 01:07:17,376 INFO L93 Difference]: Finished difference Result 115 states and 189 transitions. [2020-08-19 01:07:17,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-08-19 01:07:17,377 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 136 [2020-08-19 01:07:17,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 01:07:17,379 INFO L225 Difference]: With dead ends: 115 [2020-08-19 01:07:17,379 INFO L226 Difference]: Without dead ends: 74 [2020-08-19 01:07:17,381 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=165, Invalid=537, Unknown=0, NotChecked=0, Total=702 [2020-08-19 01:07:17,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2020-08-19 01:07:17,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 70. [2020-08-19 01:07:17,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2020-08-19 01:07:17,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 92 transitions. [2020-08-19 01:07:17,393 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 92 transitions. Word has length 136 [2020-08-19 01:07:17,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 01:07:17,393 INFO L479 AbstractCegarLoop]: Abstraction has 70 states and 92 transitions. [2020-08-19 01:07:17,393 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-08-19 01:07:17,394 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 92 transitions. [2020-08-19 01:07:17,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-19 01:07:17,399 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 01:07:17,399 INFO L422 BasicCegarLoop]: trace histogram [25, 25, 20, 12, 12, 12, 12, 12, 12, 12, 8, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 01:07:17,400 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-08-19 01:07:17,400 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 01:07:17,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 01:07:17,400 INFO L82 PathProgramCache]: Analyzing trace with hash 259499213, now seen corresponding path program 6 times [2020-08-19 01:07:17,401 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 01:07:17,401 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1622768866] [2020-08-19 01:07:17,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 01:07:17,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:17,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 01:07:17,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:17,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 01:07:17,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:17,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:17,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:17,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:17,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:17,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:17,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:17,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:17,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:17,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:17,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:17,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:17,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:17,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:17,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:17,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:17,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:17,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:17,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:17,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:17,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:17,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:17,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:17,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:17,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:17,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:17,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:17,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:17,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:17,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:17,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:17,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 01:07:17,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:17,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:17,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:17,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:17,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:17,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:17,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:17,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:17,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:17,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:17,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:17,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:17,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:17,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:17,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:17,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:17,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:17,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1654 backedges. 93 proven. 533 refuted. 0 times theorem prover too weak. 1028 trivial. 0 not checked. [2020-08-19 01:07:17,963 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1622768866] [2020-08-19 01:07:17,963 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 01:07:17,964 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-19 01:07:17,964 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854064655] [2020-08-19 01:07:17,965 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-19 01:07:17,965 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 01:07:17,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-19 01:07:17,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-08-19 01:07:17,966 INFO L87 Difference]: Start difference. First operand 70 states and 92 transitions. Second operand 10 states. [2020-08-19 01:07:18,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 01:07:18,187 INFO L93 Difference]: Finished difference Result 186 states and 273 transitions. [2020-08-19 01:07:18,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-08-19 01:07:18,188 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 177 [2020-08-19 01:07:18,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 01:07:18,192 INFO L225 Difference]: With dead ends: 186 [2020-08-19 01:07:18,192 INFO L226 Difference]: Without dead ends: 182 [2020-08-19 01:07:18,193 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=154, Unknown=0, NotChecked=0, Total=240 [2020-08-19 01:07:18,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2020-08-19 01:07:18,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 170. [2020-08-19 01:07:18,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2020-08-19 01:07:18,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 250 transitions. [2020-08-19 01:07:18,229 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 250 transitions. Word has length 177 [2020-08-19 01:07:18,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 01:07:18,230 INFO L479 AbstractCegarLoop]: Abstraction has 170 states and 250 transitions. [2020-08-19 01:07:18,230 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-19 01:07:18,230 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 250 transitions. [2020-08-19 01:07:18,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2020-08-19 01:07:18,236 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 01:07:18,237 INFO L422 BasicCegarLoop]: trace histogram [47, 47, 38, 23, 23, 23, 23, 23, 23, 23, 15, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 01:07:18,240 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-08-19 01:07:18,240 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 01:07:18,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 01:07:18,241 INFO L82 PathProgramCache]: Analyzing trace with hash -530192014, now seen corresponding path program 7 times [2020-08-19 01:07:18,241 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 01:07:18,241 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2063266245] [2020-08-19 01:07:18,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 01:07:18,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 01:07:18,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 01:07:18,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:18,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:18,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:18,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:18,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:18,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:18,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:18,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:18,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:18,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:18,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:18,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:18,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:18,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:18,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:18,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:18,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 01:07:18,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:18,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:18,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:18,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:18,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:18,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:18,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:18,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:18,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 01:07:18,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:18,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:18,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:18,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:18,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:18,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:18,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:18,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:18,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:18,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:18,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:18,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:18,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:18,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:18,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:18,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:18,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 01:07:18,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:19,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:19,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:19,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:19,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:19,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:19,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:19,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:19,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:19,232 INFO L134 CoverageAnalysis]: Checked inductivity of 6039 backedges. 1358 proven. 1342 refuted. 0 times theorem prover too weak. 3339 trivial. 0 not checked. [2020-08-19 01:07:19,233 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2063266245] [2020-08-19 01:07:19,233 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 01:07:19,233 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-08-19 01:07:19,233 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813818239] [2020-08-19 01:07:19,234 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-08-19 01:07:19,234 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 01:07:19,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-08-19 01:07:19,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=219, Unknown=0, NotChecked=0, Total=272 [2020-08-19 01:07:19,235 INFO L87 Difference]: Start difference. First operand 170 states and 250 transitions. Second operand 17 states. [2020-08-19 01:07:20,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 01:07:20,014 INFO L93 Difference]: Finished difference Result 281 states and 495 transitions. [2020-08-19 01:07:20,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-08-19 01:07:20,015 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 327 [2020-08-19 01:07:20,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 01:07:20,018 INFO L225 Difference]: With dead ends: 281 [2020-08-19 01:07:20,018 INFO L226 Difference]: Without dead ends: 125 [2020-08-19 01:07:20,021 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 356 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=335, Invalid=1305, Unknown=0, NotChecked=0, Total=1640 [2020-08-19 01:07:20,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2020-08-19 01:07:20,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 104. [2020-08-19 01:07:20,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-08-19 01:07:20,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 147 transitions. [2020-08-19 01:07:20,035 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 147 transitions. Word has length 327 [2020-08-19 01:07:20,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 01:07:20,036 INFO L479 AbstractCegarLoop]: Abstraction has 104 states and 147 transitions. [2020-08-19 01:07:20,036 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-08-19 01:07:20,036 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 147 transitions. [2020-08-19 01:07:20,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2020-08-19 01:07:20,048 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 01:07:20,049 INFO L422 BasicCegarLoop]: trace histogram [87, 87, 70, 43, 43, 43, 43, 43, 43, 43, 27, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 01:07:20,049 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-08-19 01:07:20,049 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 01:07:20,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 01:07:20,050 INFO L82 PathProgramCache]: Analyzing trace with hash -1569959394, now seen corresponding path program 8 times [2020-08-19 01:07:20,050 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 01:07:20,050 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1839060761] [2020-08-19 01:07:20,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 01:07:20,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:20,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 01:07:20,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:20,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 01:07:20,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:20,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:20,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:20,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:20,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:20,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:20,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:20,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:20,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:20,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:20,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:20,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:20,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:20,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:20,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:20,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:20,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:20,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:20,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:20,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:20,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:20,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:20,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:20,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:20,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:20,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:20,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:20,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:20,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:20,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:20,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:20,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:20,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:20,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:20,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:20,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 01:07:20,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:21,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:21,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:21,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:21,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 01:07:21,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:21,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:21,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:21,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:21,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:21,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:21,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:21,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 01:07:21,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:21,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:21,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:21,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:21,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:21,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:21,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:21,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 01:07:21,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:21,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:21,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:21,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:21,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 01:07:21,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:21,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:21,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:21,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:21,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-08-19 01:07:21,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:21,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:21,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:21,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:21,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:21,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:21,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:22,448 INFO L134 CoverageAnalysis]: Checked inductivity of 20991 backedges. 3272 proven. 3796 refuted. 0 times theorem prover too weak. 13923 trivial. 0 not checked. [2020-08-19 01:07:22,449 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1839060761] [2020-08-19 01:07:22,449 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 01:07:22,449 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-08-19 01:07:22,449 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532147266] [2020-08-19 01:07:22,450 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-08-19 01:07:22,451 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 01:07:22,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-08-19 01:07:22,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=275, Unknown=0, NotChecked=0, Total=342 [2020-08-19 01:07:22,451 INFO L87 Difference]: Start difference. First operand 104 states and 147 transitions. Second operand 19 states. [2020-08-19 01:07:23,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 01:07:23,449 INFO L93 Difference]: Finished difference Result 226 states and 393 transitions. [2020-08-19 01:07:23,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-08-19 01:07:23,449 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 599 [2020-08-19 01:07:23,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 01:07:23,453 INFO L225 Difference]: With dead ends: 226 [2020-08-19 01:07:23,453 INFO L226 Difference]: Without dead ends: 136 [2020-08-19 01:07:23,456 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 526 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=442, Invalid=1814, Unknown=0, NotChecked=0, Total=2256 [2020-08-19 01:07:23,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2020-08-19 01:07:23,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 121. [2020-08-19 01:07:23,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2020-08-19 01:07:23,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 176 transitions. [2020-08-19 01:07:23,471 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 176 transitions. Word has length 599 [2020-08-19 01:07:23,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 01:07:23,472 INFO L479 AbstractCegarLoop]: Abstraction has 121 states and 176 transitions. [2020-08-19 01:07:23,472 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-08-19 01:07:23,472 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 176 transitions. [2020-08-19 01:07:23,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 750 [2020-08-19 01:07:23,495 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 01:07:23,496 INFO L422 BasicCegarLoop]: trace histogram [109, 109, 88, 54, 54, 54, 54, 54, 54, 54, 34, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 01:07:23,496 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-08-19 01:07:23,496 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 01:07:23,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 01:07:23,497 INFO L82 PathProgramCache]: Analyzing trace with hash -127293739, now seen corresponding path program 9 times [2020-08-19 01:07:23,497 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 01:07:23,498 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1623712296] [2020-08-19 01:07:23,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 01:07:23,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:23,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 01:07:23,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:23,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 01:07:24,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:24,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:24,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:25,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:25,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:25,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:25,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:25,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:25,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:25,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 01:07:25,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:25,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:25,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:25,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:25,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 01:07:25,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:25,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:25,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:25,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:25,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:25,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:25,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:25,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 01:07:25,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:25,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:25,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:25,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:25,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:25,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:25,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:25,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 01:07:25,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:25,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:25,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:25,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:25,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-19 01:07:25,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:25,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:25,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:25,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:25,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:25,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:25,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:25,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 01:07:25,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:25,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:25,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:26,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:26,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:26,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:26,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:26,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:26,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:26,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:26,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:26,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:26,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:26,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:26,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:26,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 01:07:26,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:26,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:26,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:26,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:26,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:26,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:26,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:26,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:26,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:26,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:26,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:26,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:26,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:26,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:26,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:26,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:26,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:26,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:26,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:26,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:26,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:26,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:26,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:26,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:26,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:26,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:26,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:26,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:26,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:27,109 INFO L134 CoverageAnalysis]: Checked inductivity of 33096 backedges. 659 proven. 4380 refuted. 0 times theorem prover too weak. 28057 trivial. 0 not checked. [2020-08-19 01:07:27,110 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1623712296] [2020-08-19 01:07:27,110 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 01:07:27,110 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-08-19 01:07:27,110 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193682032] [2020-08-19 01:07:27,111 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-08-19 01:07:27,111 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 01:07:27,112 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-08-19 01:07:27,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2020-08-19 01:07:27,112 INFO L87 Difference]: Start difference. First operand 121 states and 176 transitions. Second operand 13 states. [2020-08-19 01:07:27,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 01:07:27,492 INFO L93 Difference]: Finished difference Result 486 states and 772 transitions. [2020-08-19 01:07:27,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-08-19 01:07:27,493 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 749 [2020-08-19 01:07:27,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 01:07:27,507 INFO L225 Difference]: With dead ends: 486 [2020-08-19 01:07:27,507 INFO L226 Difference]: Without dead ends: 482 [2020-08-19 01:07:27,508 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=167, Invalid=295, Unknown=0, NotChecked=0, Total=462 [2020-08-19 01:07:27,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2020-08-19 01:07:27,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 461. [2020-08-19 01:07:27,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 461 states. [2020-08-19 01:07:27,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 461 states and 725 transitions. [2020-08-19 01:07:27,572 INFO L78 Accepts]: Start accepts. Automaton has 461 states and 725 transitions. Word has length 749 [2020-08-19 01:07:27,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 01:07:27,573 INFO L479 AbstractCegarLoop]: Abstraction has 461 states and 725 transitions. [2020-08-19 01:07:27,574 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-08-19 01:07:27,574 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 725 transitions. [2020-08-19 01:07:27,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1213 [2020-08-19 01:07:27,593 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 01:07:27,594 INFO L422 BasicCegarLoop]: trace histogram [177, 177, 143, 88, 88, 88, 88, 88, 88, 88, 55, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 01:07:27,594 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-08-19 01:07:27,594 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 01:07:27,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 01:07:27,595 INFO L82 PathProgramCache]: Analyzing trace with hash 452920407, now seen corresponding path program 10 times [2020-08-19 01:07:27,595 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 01:07:27,596 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [300391785] [2020-08-19 01:07:27,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 01:07:27,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:28,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 01:07:28,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:28,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 01:07:29,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:29,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:30,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:30,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:30,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:30,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:30,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:30,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:30,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:30,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:30,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:30,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:30,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:30,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:30,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:30,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:30,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:30,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:30,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:30,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:30,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 01:07:30,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:30,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:30,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:30,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:30,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:30,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:30,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:30,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:30,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 01:07:30,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:30,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:30,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:30,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:30,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:30,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:30,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:30,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:30,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:30,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:30,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:30,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:30,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:30,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:30,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 01:07:30,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:30,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:30,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:31,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:31,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:31,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:31,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:31,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:31,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:31,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 01:07:31,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:31,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:31,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:31,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:31,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-19 01:07:31,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:31,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:31,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:31,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:31,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:31,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:31,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:31,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 01:07:31,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:31,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:31,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:31,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:31,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 01:07:31,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:31,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:31,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:31,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:31,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:31,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:31,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:31,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2020-08-19 01:07:31,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:31,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:31,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:32,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:32,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:32,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:32,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:32,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:32,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:32,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 01:07:32,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:32,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:32,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:32,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:32,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 01:07:32,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:32,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:32,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:32,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:32,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:32,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:32,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:32,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 01:07:32,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:32,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:32,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:32,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:32,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:32,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:32,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:32,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 01:07:32,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:32,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:32,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:32,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:32,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:32,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:32,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:33,938 INFO L134 CoverageAnalysis]: Checked inductivity of 87769 backedges. 1164 proven. 8218 refuted. 0 times theorem prover too weak. 78387 trivial. 0 not checked. [2020-08-19 01:07:33,938 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [300391785] [2020-08-19 01:07:33,939 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 01:07:33,939 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-19 01:07:33,939 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727567317] [2020-08-19 01:07:33,943 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-19 01:07:33,943 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 01:07:33,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-19 01:07:33,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2020-08-19 01:07:33,944 INFO L87 Difference]: Start difference. First operand 461 states and 725 transitions. Second operand 14 states. [2020-08-19 01:07:34,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 01:07:34,493 INFO L93 Difference]: Finished difference Result 1495 states and 2486 transitions. [2020-08-19 01:07:34,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-08-19 01:07:34,494 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 1212 [2020-08-19 01:07:34,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 01:07:34,521 INFO L225 Difference]: With dead ends: 1495 [2020-08-19 01:07:34,521 INFO L226 Difference]: Without dead ends: 1491 [2020-08-19 01:07:34,524 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 379 GetRequests, 357 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=200, Invalid=352, Unknown=0, NotChecked=0, Total=552 [2020-08-19 01:07:34,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1491 states. [2020-08-19 01:07:34,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1491 to 1467. [2020-08-19 01:07:34,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1467 states. [2020-08-19 01:07:34,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 1467 states and 2432 transitions. [2020-08-19 01:07:34,671 INFO L78 Accepts]: Start accepts. Automaton has 1467 states and 2432 transitions. Word has length 1212 [2020-08-19 01:07:34,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 01:07:34,672 INFO L479 AbstractCegarLoop]: Abstraction has 1467 states and 2432 transitions. [2020-08-19 01:07:34,672 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-19 01:07:34,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1467 states and 2432 transitions. [2020-08-19 01:07:34,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2248 [2020-08-19 01:07:34,718 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 01:07:34,719 INFO L422 BasicCegarLoop]: trace histogram [329, 329, 266, 164, 164, 164, 164, 164, 164, 164, 102, 63, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 01:07:34,719 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-08-19 01:07:34,720 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 01:07:34,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 01:07:34,721 INFO L82 PathProgramCache]: Analyzing trace with hash -95539557, now seen corresponding path program 11 times [2020-08-19 01:07:34,721 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 01:07:34,726 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1711416751] [2020-08-19 01:07:34,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 01:07:34,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:37,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 01:07:37,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:37,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 01:07:38,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:39,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:40,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:40,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:40,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:40,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:41,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:41,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:41,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:41,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:41,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:41,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:41,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 01:07:41,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:41,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:41,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:41,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:41,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 01:07:41,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:41,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:41,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:41,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:41,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:41,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:41,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:41,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 01:07:41,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:41,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:41,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:41,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:41,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:41,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:41,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:41,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 01:07:41,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:41,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:41,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:41,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:41,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-19 01:07:41,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:41,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:41,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:41,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:41,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:41,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:41,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:41,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 01:07:41,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:41,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:41,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:41,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:41,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:41,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:41,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 01:07:42,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:42,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:42,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:42,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:42,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:42,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:42,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:42,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2020-08-19 01:07:42,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:42,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:42,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:42,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:42,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:42,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:42,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:42,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 01:07:42,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:42,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:42,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:42,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:42,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 01:07:42,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:42,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:42,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:42,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:42,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:42,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:42,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:42,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 01:07:42,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:42,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:42,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:42,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:42,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:42,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:42,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:42,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 01:07:42,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:42,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:42,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:42,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:42,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:42,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:42,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:43,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1208 [2020-08-19 01:07:43,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:44,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:44,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:44,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:44,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:44,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:44,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:44,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 01:07:44,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:44,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:44,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:44,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:44,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 01:07:44,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:44,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:44,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:44,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:44,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:44,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:44,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:44,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 01:07:44,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:44,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:44,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:44,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:44,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:44,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:44,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:44,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 01:07:44,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:44,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:44,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:44,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:44,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-19 01:07:44,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:44,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:44,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:45,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:45,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:45,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:45,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:45,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:45,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:45,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 01:07:45,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:45,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:45,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:45,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:45,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 01:07:45,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:45,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:45,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:45,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:45,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:45,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:45,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:45,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2020-08-19 01:07:45,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:45,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:45,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:45,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:45,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:45,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:45,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:45,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 01:07:45,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:45,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:45,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:45,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:45,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 01:07:45,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:45,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:45,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 01:07:45,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:45,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 01:07:45,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:07:45,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 01:07:45,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:45,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 01:07:45,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:49,788 INFO L134 CoverageAnalysis]: Checked inductivity of 304533 backedges. 12062 proven. 22702 refuted. 0 times theorem prover too weak. 269769 trivial. 0 not checked. [2020-08-19 01:07:49,789 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1711416751] [2020-08-19 01:07:49,789 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 01:07:49,790 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2020-08-19 01:07:49,790 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442762386] [2020-08-19 01:07:49,791 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-08-19 01:07:49,792 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 01:07:49,792 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-08-19 01:07:49,792 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=471, Unknown=0, NotChecked=0, Total=600 [2020-08-19 01:07:49,793 INFO L87 Difference]: Start difference. First operand 1467 states and 2432 transitions. Second operand 25 states. [2020-08-19 01:07:51,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 01:07:51,418 INFO L93 Difference]: Finished difference Result 1709 states and 3104 transitions. [2020-08-19 01:07:51,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2020-08-19 01:07:51,419 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 2247 [2020-08-19 01:07:51,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 01:07:51,432 INFO L225 Difference]: With dead ends: 1709 [2020-08-19 01:07:51,433 INFO L226 Difference]: Without dead ends: 256 [2020-08-19 01:07:51,458 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 729 GetRequests, 662 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1236 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=855, Invalid=3837, Unknown=0, NotChecked=0, Total=4692 [2020-08-19 01:07:51,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 256 states. [2020-08-19 01:07:51,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 256 to 184. [2020-08-19 01:07:51,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2020-08-19 01:07:51,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 296 transitions. [2020-08-19 01:07:51,483 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 296 transitions. Word has length 2247 [2020-08-19 01:07:51,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 01:07:51,484 INFO L479 AbstractCegarLoop]: Abstraction has 184 states and 296 transitions. [2020-08-19 01:07:51,485 INFO L480 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-08-19 01:07:51,485 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 296 transitions. [2020-08-19 01:07:51,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4849 [2020-08-19 01:07:51,762 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 01:07:51,764 INFO L422 BasicCegarLoop]: trace histogram [711, 711, 575, 355, 355, 355, 355, 355, 355, 355, 220, 136, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 01:07:51,764 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-08-19 01:07:51,764 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 01:07:51,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 01:07:51,766 INFO L82 PathProgramCache]: Analyzing trace with hash -1281358972, now seen corresponding path program 12 times [2020-08-19 01:07:51,766 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 01:07:51,766 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1638921084] [2020-08-19 01:07:51,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 01:07:51,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:59,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 01:07:59,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:07:59,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 01:08:01,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:08:06,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 01:08:06,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 01:08:07,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3