/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_10-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-19 04:21:34,351 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-19 04:21:34,354 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-19 04:21:34,399 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-19 04:21:34,399 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-19 04:21:34,410 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-19 04:21:34,412 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-19 04:21:34,416 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-19 04:21:34,418 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-19 04:21:34,420 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-19 04:21:34,423 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-19 04:21:34,424 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-19 04:21:34,424 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-19 04:21:34,425 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-19 04:21:34,428 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-19 04:21:34,429 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-19 04:21:34,430 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-19 04:21:34,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-19 04:21:34,432 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-19 04:21:34,434 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-19 04:21:34,436 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-19 04:21:34,437 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-19 04:21:34,438 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-19 04:21:34,439 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-19 04:21:34,441 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-19 04:21:34,441 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-19 04:21:34,441 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-19 04:21:34,442 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-19 04:21:34,443 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-19 04:21:34,444 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-19 04:21:34,444 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-19 04:21:34,445 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-19 04:21:34,445 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-19 04:21:34,446 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-19 04:21:34,447 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-19 04:21:34,447 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-19 04:21:34,448 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-19 04:21:34,448 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-19 04:21:34,448 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-19 04:21:34,449 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-19 04:21:34,450 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-19 04:21:34,450 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 04:21:34,471 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-19 04:21:34,472 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-19 04:21:34,473 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-19 04:21:34,473 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-19 04:21:34,473 INFO L138 SettingsManager]: * Use SBE=true [2020-08-19 04:21:34,474 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-19 04:21:34,474 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-19 04:21:34,474 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-19 04:21:34,474 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-19 04:21:34,474 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-19 04:21:34,474 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-19 04:21:34,475 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-19 04:21:34,475 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-19 04:21:34,475 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-19 04:21:34,475 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-19 04:21:34,475 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-19 04:21:34,476 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-19 04:21:34,476 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-19 04:21:34,476 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-19 04:21:34,476 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-19 04:21:34,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-19 04:21:34,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-19 04:21:34,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-19 04:21:34,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-19 04:21:34,477 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-19 04:21:34,477 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-19 04:21:34,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-19 04:21:34,478 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-19 04:21:34,478 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-19 04:21:34,478 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2; [2020-08-19 04:21:34,797 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-19 04:21:34,809 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-19 04:21:34,812 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-19 04:21:34,814 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-19 04:21:34,814 INFO L275 PluginConnector]: CDTParser initialized [2020-08-19 04:21:34,815 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_10-2.c [2020-08-19 04:21:34,874 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d497f003f/f756da8fcb6c4cbca52ba2067442dc81/FLAG47e1c70ca [2020-08-19 04:21:35,328 INFO L306 CDTParser]: Found 1 translation units. [2020-08-19 04:21:35,329 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_2calls_10-2.c [2020-08-19 04:21:35,337 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d497f003f/f756da8fcb6c4cbca52ba2067442dc81/FLAG47e1c70ca [2020-08-19 04:21:35,723 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d497f003f/f756da8fcb6c4cbca52ba2067442dc81 [2020-08-19 04:21:35,731 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-19 04:21:35,732 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-19 04:21:35,733 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-19 04:21:35,733 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-19 04:21:35,737 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-19 04:21:35,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 04:21:35" (1/1) ... [2020-08-19 04:21:35,740 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16faf0d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 04:21:35, skipping insertion in model container [2020-08-19 04:21:35,741 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 04:21:35" (1/1) ... [2020-08-19 04:21:35,748 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-19 04:21:35,765 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-19 04:21:35,938 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-19 04:21:35,949 INFO L203 MainTranslator]: Completed pre-run [2020-08-19 04:21:35,967 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-19 04:21:35,982 INFO L208 MainTranslator]: Completed translation [2020-08-19 04:21:35,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 04:21:35 WrapperNode [2020-08-19 04:21:35,983 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-19 04:21:35,984 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-19 04:21:35,984 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-19 04:21:35,984 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-19 04:21:35,999 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 04:21:35" (1/1) ... [2020-08-19 04:21:35,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 04:21:35" (1/1) ... [2020-08-19 04:21:36,092 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 04:21:35" (1/1) ... [2020-08-19 04:21:36,096 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 04:21:35" (1/1) ... [2020-08-19 04:21:36,102 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 04:21:35" (1/1) ... [2020-08-19 04:21:36,106 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 04:21:35" (1/1) ... [2020-08-19 04:21:36,110 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 04:21:35" (1/1) ... [2020-08-19 04:21:36,115 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-19 04:21:36,116 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-19 04:21:36,116 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-19 04:21:36,116 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-19 04:21:36,117 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 04:21:35" (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 04:21:36,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-19 04:21:36,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-19 04:21:36,185 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2020-08-19 04:21:36,185 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2020-08-19 04:21:36,185 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-19 04:21:36,185 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-19 04:21:36,185 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-19 04:21:36,185 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2020-08-19 04:21:36,185 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2020-08-19 04:21:36,186 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-19 04:21:36,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-19 04:21:36,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-19 04:21:36,378 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-19 04:21:36,379 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-19 04:21:36,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.08 04:21:36 BoogieIcfgContainer [2020-08-19 04:21:36,383 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-19 04:21:36,384 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-19 04:21:36,384 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-19 04:21:36,387 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-19 04:21:36,388 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.08 04:21:35" (1/3) ... [2020-08-19 04:21:36,388 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2950b806 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.08 04:21:36, skipping insertion in model container [2020-08-19 04:21:36,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 04:21:35" (2/3) ... [2020-08-19 04:21:36,389 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2950b806 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.08 04:21:36, skipping insertion in model container [2020-08-19 04:21:36,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.08 04:21:36" (3/3) ... [2020-08-19 04:21:36,391 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_2calls_10-2.c [2020-08-19 04:21:36,401 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-19 04:21:36,409 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-19 04:21:36,423 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-19 04:21:36,454 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-19 04:21:36,454 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-19 04:21:36,454 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-19 04:21:36,454 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-19 04:21:36,455 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-19 04:21:36,455 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-19 04:21:36,456 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-19 04:21:36,456 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-19 04:21:36,482 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2020-08-19 04:21:36,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-08-19 04:21:36,491 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:21:36,493 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:21:36,493 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:21:36,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:21:36,502 INFO L82 PathProgramCache]: Analyzing trace with hash 1464461757, now seen corresponding path program 1 times [2020-08-19 04:21:36,514 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:21:36,515 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1476856375] [2020-08-19 04:21:36,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:21:36,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:36,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:21:36,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:36,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 04:21:36,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:36,728 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 04:21:36,729 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1476856375] [2020-08-19 04:21:36,731 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 04:21:36,731 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-19 04:21:36,732 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028202806] [2020-08-19 04:21:36,737 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-19 04:21:36,737 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:21:36,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-19 04:21:36,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-19 04:21:36,754 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 5 states. [2020-08-19 04:21:36,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 04:21:36,877 INFO L93 Difference]: Finished difference Result 44 states and 53 transitions. [2020-08-19 04:21:36,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-19 04:21:36,879 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-08-19 04:21:36,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 04:21:36,890 INFO L225 Difference]: With dead ends: 44 [2020-08-19 04:21:36,890 INFO L226 Difference]: Without dead ends: 30 [2020-08-19 04:21:36,894 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 04:21:36,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-08-19 04:21:36,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-08-19 04:21:36,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-08-19 04:21:36,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-08-19 04:21:36,939 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 13 [2020-08-19 04:21:36,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 04:21:36,940 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-08-19 04:21:36,940 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-19 04:21:36,941 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-08-19 04:21:36,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-08-19 04:21:36,943 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:21:36,943 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:21:36,943 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-19 04:21:36,944 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:21:36,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:21:36,944 INFO L82 PathProgramCache]: Analyzing trace with hash -1134800479, now seen corresponding path program 1 times [2020-08-19 04:21:36,945 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:21:36,945 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [704614857] [2020-08-19 04:21:36,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:21:36,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:36,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:21:36,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:36,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 04:21:36,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:37,010 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 04:21:37,010 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [704614857] [2020-08-19 04:21:37,011 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 04:21:37,011 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-19 04:21:37,011 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184358687] [2020-08-19 04:21:37,013 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-19 04:21:37,013 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:21:37,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-19 04:21:37,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-19 04:21:37,014 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 5 states. [2020-08-19 04:21:37,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 04:21:37,081 INFO L93 Difference]: Finished difference Result 36 states and 44 transitions. [2020-08-19 04:21:37,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-19 04:21:37,082 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-08-19 04:21:37,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 04:21:37,084 INFO L225 Difference]: With dead ends: 36 [2020-08-19 04:21:37,084 INFO L226 Difference]: Without dead ends: 32 [2020-08-19 04:21:37,085 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 04:21:37,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2020-08-19 04:21:37,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 30. [2020-08-19 04:21:37,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-08-19 04:21:37,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-08-19 04:21:37,095 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 14 [2020-08-19 04:21:37,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 04:21:37,096 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-08-19 04:21:37,096 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-19 04:21:37,096 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-08-19 04:21:37,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-08-19 04:21:37,098 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:21:37,098 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:21:37,098 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-19 04:21:37,099 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:21:37,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:21:37,099 INFO L82 PathProgramCache]: Analyzing trace with hash -1592795560, now seen corresponding path program 1 times [2020-08-19 04:21:37,099 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:21:37,100 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [753135217] [2020-08-19 04:21:37,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:21:37,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:37,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:21:37,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:37,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 04:21:37,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:37,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:37,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:37,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-19 04:21:37,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:37,278 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-19 04:21:37,279 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [753135217] [2020-08-19 04:21:37,279 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 04:21:37,279 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-19 04:21:37,280 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813936488] [2020-08-19 04:21:37,280 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-19 04:21:37,281 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:21:37,281 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-19 04:21:37,281 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-08-19 04:21:37,281 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 7 states. [2020-08-19 04:21:37,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 04:21:37,371 INFO L93 Difference]: Finished difference Result 58 states and 78 transitions. [2020-08-19 04:21:37,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-19 04:21:37,372 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2020-08-19 04:21:37,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 04:21:37,374 INFO L225 Difference]: With dead ends: 58 [2020-08-19 04:21:37,374 INFO L226 Difference]: Without dead ends: 34 [2020-08-19 04:21:37,376 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-08-19 04:21:37,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2020-08-19 04:21:37,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 32. [2020-08-19 04:21:37,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-08-19 04:21:37,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2020-08-19 04:21:37,387 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 39 transitions. Word has length 26 [2020-08-19 04:21:37,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 04:21:37,387 INFO L479 AbstractCegarLoop]: Abstraction has 32 states and 39 transitions. [2020-08-19 04:21:37,388 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-19 04:21:37,388 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2020-08-19 04:21:37,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-08-19 04:21:37,390 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:21:37,390 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:21:37,391 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-19 04:21:37,391 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:21:37,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:21:37,392 INFO L82 PathProgramCache]: Analyzing trace with hash 746633022, now seen corresponding path program 1 times [2020-08-19 04:21:37,392 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:21:37,392 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2071033536] [2020-08-19 04:21:37,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:21:37,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:37,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:21:37,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:37,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 04:21:37,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:37,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:37,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:37,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:37,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:37,514 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-19 04:21:37,515 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2071033536] [2020-08-19 04:21:37,515 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 04:21:37,516 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-19 04:21:37,516 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651774361] [2020-08-19 04:21:37,517 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-19 04:21:37,517 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:21:37,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-19 04:21:37,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-08-19 04:21:37,518 INFO L87 Difference]: Start difference. First operand 32 states and 39 transitions. Second operand 7 states. [2020-08-19 04:21:37,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 04:21:37,699 INFO L93 Difference]: Finished difference Result 54 states and 74 transitions. [2020-08-19 04:21:37,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-19 04:21:37,701 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-08-19 04:21:37,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 04:21:37,704 INFO L225 Difference]: With dead ends: 54 [2020-08-19 04:21:37,704 INFO L226 Difference]: Without dead ends: 50 [2020-08-19 04:21:37,705 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-08-19 04:21:37,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2020-08-19 04:21:37,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 48. [2020-08-19 04:21:37,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-08-19 04:21:37,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 65 transitions. [2020-08-19 04:21:37,719 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 65 transitions. Word has length 27 [2020-08-19 04:21:37,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 04:21:37,719 INFO L479 AbstractCegarLoop]: Abstraction has 48 states and 65 transitions. [2020-08-19 04:21:37,719 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-19 04:21:37,719 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2020-08-19 04:21:37,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-08-19 04:21:37,721 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:21:37,722 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:21:37,722 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-19 04:21:37,722 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:21:37,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:21:37,723 INFO L82 PathProgramCache]: Analyzing trace with hash 986908919, now seen corresponding path program 1 times [2020-08-19 04:21:37,723 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:21:37,723 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1950941668] [2020-08-19 04:21:37,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:21:37,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:37,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:21:37,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:37,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 04:21:37,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:37,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:37,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:37,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:37,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:37,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-19 04:21:37,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:37,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-19 04:21:37,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:37,824 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-08-19 04:21:37,824 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1950941668] [2020-08-19 04:21:37,825 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 04:21:37,825 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-08-19 04:21:37,825 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467935584] [2020-08-19 04:21:37,826 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-19 04:21:37,826 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:21:37,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-19 04:21:37,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-08-19 04:21:37,827 INFO L87 Difference]: Start difference. First operand 48 states and 65 transitions. Second operand 6 states. [2020-08-19 04:21:37,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 04:21:37,910 INFO L93 Difference]: Finished difference Result 94 states and 142 transitions. [2020-08-19 04:21:37,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-08-19 04:21:37,910 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 39 [2020-08-19 04:21:37,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 04:21:37,912 INFO L225 Difference]: With dead ends: 94 [2020-08-19 04:21:37,913 INFO L226 Difference]: Without dead ends: 52 [2020-08-19 04:21:37,914 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-08-19 04:21:37,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2020-08-19 04:21:37,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2020-08-19 04:21:37,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2020-08-19 04:21:37,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 71 transitions. [2020-08-19 04:21:37,926 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 71 transitions. Word has length 39 [2020-08-19 04:21:37,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 04:21:37,927 INFO L479 AbstractCegarLoop]: Abstraction has 52 states and 71 transitions. [2020-08-19 04:21:37,927 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-19 04:21:37,927 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 71 transitions. [2020-08-19 04:21:37,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-08-19 04:21:37,929 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:21:37,929 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:21:37,930 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-19 04:21:37,930 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:21:37,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:21:37,930 INFO L82 PathProgramCache]: Analyzing trace with hash -2100495745, now seen corresponding path program 1 times [2020-08-19 04:21:37,931 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:21:37,931 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [384066015] [2020-08-19 04:21:37,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:21:37,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:37,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:21:37,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:37,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 04:21:37,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:38,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:38,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:38,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:38,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:38,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:38,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:38,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:38,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:38,092 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-08-19 04:21:38,093 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [384066015] [2020-08-19 04:21:38,093 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 04:21:38,094 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-19 04:21:38,094 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776417951] [2020-08-19 04:21:38,094 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-19 04:21:38,095 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:21:38,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-19 04:21:38,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-19 04:21:38,095 INFO L87 Difference]: Start difference. First operand 52 states and 71 transitions. Second operand 8 states. [2020-08-19 04:21:38,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 04:21:38,203 INFO L93 Difference]: Finished difference Result 103 states and 158 transitions. [2020-08-19 04:21:38,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-19 04:21:38,204 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 40 [2020-08-19 04:21:38,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 04:21:38,206 INFO L225 Difference]: With dead ends: 103 [2020-08-19 04:21:38,206 INFO L226 Difference]: Without dead ends: 57 [2020-08-19 04:21:38,207 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-08-19 04:21:38,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-08-19 04:21:38,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2020-08-19 04:21:38,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-08-19 04:21:38,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 74 transitions. [2020-08-19 04:21:38,220 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 74 transitions. Word has length 40 [2020-08-19 04:21:38,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 04:21:38,220 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 74 transitions. [2020-08-19 04:21:38,220 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-19 04:21:38,221 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 74 transitions. [2020-08-19 04:21:38,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-08-19 04:21:38,226 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:21:38,227 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:21:38,227 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-19 04:21:38,227 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:21:38,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:21:38,228 INFO L82 PathProgramCache]: Analyzing trace with hash 208191613, now seen corresponding path program 1 times [2020-08-19 04:21:38,230 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:21:38,230 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1465541590] [2020-08-19 04:21:38,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:21:38,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:38,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:21:38,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:38,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 04:21:38,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:38,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:38,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:38,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:38,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:38,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:38,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:38,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:38,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:38,360 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-08-19 04:21:38,360 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1465541590] [2020-08-19 04:21:38,360 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 04:21:38,361 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-19 04:21:38,361 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135510102] [2020-08-19 04:21:38,362 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-19 04:21:38,362 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:21:38,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-19 04:21:38,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-19 04:21:38,363 INFO L87 Difference]: Start difference. First operand 54 states and 74 transitions. Second operand 8 states. [2020-08-19 04:21:38,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 04:21:38,546 INFO L93 Difference]: Finished difference Result 86 states and 126 transitions. [2020-08-19 04:21:38,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-19 04:21:38,547 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 41 [2020-08-19 04:21:38,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 04:21:38,550 INFO L225 Difference]: With dead ends: 86 [2020-08-19 04:21:38,550 INFO L226 Difference]: Without dead ends: 82 [2020-08-19 04:21:38,551 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-08-19 04:21:38,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2020-08-19 04:21:38,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 79. [2020-08-19 04:21:38,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-08-19 04:21:38,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 118 transitions. [2020-08-19 04:21:38,580 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 118 transitions. Word has length 41 [2020-08-19 04:21:38,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 04:21:38,581 INFO L479 AbstractCegarLoop]: Abstraction has 79 states and 118 transitions. [2020-08-19 04:21:38,581 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-19 04:21:38,581 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 118 transitions. [2020-08-19 04:21:38,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-08-19 04:21:38,584 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:21:38,584 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:21:38,584 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-19 04:21:38,584 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:21:38,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:21:38,585 INFO L82 PathProgramCache]: Analyzing trace with hash -405677468, now seen corresponding path program 1 times [2020-08-19 04:21:38,585 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:21:38,585 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1828568992] [2020-08-19 04:21:38,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:21:38,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:38,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:21:38,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:38,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 04:21:38,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:38,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:38,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:38,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:38,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:38,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:38,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:38,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:38,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:38,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:38,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:38,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-08-19 04:21:38,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:38,715 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-08-19 04:21:38,715 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1828568992] [2020-08-19 04:21:38,716 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 04:21:38,716 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-19 04:21:38,716 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89000913] [2020-08-19 04:21:38,717 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-19 04:21:38,717 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:21:38,717 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-19 04:21:38,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-19 04:21:38,718 INFO L87 Difference]: Start difference. First operand 79 states and 118 transitions. Second operand 8 states. [2020-08-19 04:21:38,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 04:21:38,837 INFO L93 Difference]: Finished difference Result 167 states and 288 transitions. [2020-08-19 04:21:38,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-19 04:21:38,837 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 54 [2020-08-19 04:21:38,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 04:21:38,839 INFO L225 Difference]: With dead ends: 167 [2020-08-19 04:21:38,839 INFO L226 Difference]: Without dead ends: 94 [2020-08-19 04:21:38,841 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-08-19 04:21:38,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-08-19 04:21:38,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 88. [2020-08-19 04:21:38,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2020-08-19 04:21:38,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 134 transitions. [2020-08-19 04:21:38,857 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 134 transitions. Word has length 54 [2020-08-19 04:21:38,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 04:21:38,857 INFO L479 AbstractCegarLoop]: Abstraction has 88 states and 134 transitions. [2020-08-19 04:21:38,857 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-19 04:21:38,858 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 134 transitions. [2020-08-19 04:21:38,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-08-19 04:21:38,860 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:21:38,860 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:21:38,861 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-08-19 04:21:38,861 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:21:38,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:21:38,861 INFO L82 PathProgramCache]: Analyzing trace with hash -242988780, now seen corresponding path program 1 times [2020-08-19 04:21:38,862 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:21:38,862 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1275592123] [2020-08-19 04:21:38,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:21:38,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:38,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:21:38,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:38,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 04:21:38,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:38,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:38,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:38,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:38,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:38,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:38,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:38,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:38,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:38,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:38,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:38,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:38,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:39,010 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 19 proven. 11 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-08-19 04:21:39,010 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1275592123] [2020-08-19 04:21:39,010 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 04:21:39,011 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-19 04:21:39,011 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596995395] [2020-08-19 04:21:39,011 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-19 04:21:39,012 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:21:39,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-19 04:21:39,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-19 04:21:39,012 INFO L87 Difference]: Start difference. First operand 88 states and 134 transitions. Second operand 10 states. [2020-08-19 04:21:39,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 04:21:39,226 INFO L93 Difference]: Finished difference Result 188 states and 331 transitions. [2020-08-19 04:21:39,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-19 04:21:39,226 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 55 [2020-08-19 04:21:39,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 04:21:39,229 INFO L225 Difference]: With dead ends: 188 [2020-08-19 04:21:39,229 INFO L226 Difference]: Without dead ends: 109 [2020-08-19 04:21:39,230 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2020-08-19 04:21:39,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-08-19 04:21:39,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 100. [2020-08-19 04:21:39,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-08-19 04:21:39,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 158 transitions. [2020-08-19 04:21:39,253 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 158 transitions. Word has length 55 [2020-08-19 04:21:39,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 04:21:39,254 INFO L479 AbstractCegarLoop]: Abstraction has 100 states and 158 transitions. [2020-08-19 04:21:39,254 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-19 04:21:39,254 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 158 transitions. [2020-08-19 04:21:39,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-08-19 04:21:39,257 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:21:39,257 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:21:39,257 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-08-19 04:21:39,257 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:21:39,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:21:39,259 INFO L82 PathProgramCache]: Analyzing trace with hash -908952008, now seen corresponding path program 2 times [2020-08-19 04:21:39,260 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:21:39,260 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [94029441] [2020-08-19 04:21:39,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:21:39,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:39,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:21:39,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:39,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 04:21:39,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:39,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:39,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:39,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:39,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:39,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:39,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:39,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:39,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:39,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:39,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:39,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:39,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:39,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:39,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:39,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:39,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:39,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:39,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:39,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:39,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:39,549 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 30 proven. 52 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2020-08-19 04:21:39,550 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [94029441] [2020-08-19 04:21:39,550 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 04:21:39,551 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-08-19 04:21:39,551 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181905678] [2020-08-19 04:21:39,551 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-19 04:21:39,551 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:21:39,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-19 04:21:39,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-08-19 04:21:39,552 INFO L87 Difference]: Start difference. First operand 100 states and 158 transitions. Second operand 12 states. [2020-08-19 04:21:39,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 04:21:39,942 INFO L93 Difference]: Finished difference Result 199 states and 354 transitions. [2020-08-19 04:21:39,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-08-19 04:21:39,942 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 82 [2020-08-19 04:21:39,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 04:21:39,946 INFO L225 Difference]: With dead ends: 199 [2020-08-19 04:21:39,947 INFO L226 Difference]: Without dead ends: 86 [2020-08-19 04:21:39,948 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=79, Invalid=341, Unknown=0, NotChecked=0, Total=420 [2020-08-19 04:21:39,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2020-08-19 04:21:39,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 71. [2020-08-19 04:21:39,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-08-19 04:21:39,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 93 transitions. [2020-08-19 04:21:39,961 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 93 transitions. Word has length 82 [2020-08-19 04:21:39,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 04:21:39,962 INFO L479 AbstractCegarLoop]: Abstraction has 71 states and 93 transitions. [2020-08-19 04:21:39,962 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-19 04:21:39,962 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 93 transitions. [2020-08-19 04:21:39,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-08-19 04:21:39,963 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:21:39,964 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 7, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:21:39,964 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-08-19 04:21:39,964 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:21:39,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:21:39,964 INFO L82 PathProgramCache]: Analyzing trace with hash -2119203654, now seen corresponding path program 2 times [2020-08-19 04:21:39,965 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:21:39,965 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [658190281] [2020-08-19 04:21:39,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:21:39,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:21:40,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 04:21:40,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:40,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:40,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:40,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:40,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:40,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:40,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:40,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-19 04:21:40,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:40,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:40,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:40,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:40,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:40,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:40,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,215 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 44 proven. 79 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2020-08-19 04:21:40,216 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [658190281] [2020-08-19 04:21:40,216 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 04:21:40,216 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-19 04:21:40,216 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690204882] [2020-08-19 04:21:40,217 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-19 04:21:40,217 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:21:40,217 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-19 04:21:40,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-19 04:21:40,218 INFO L87 Difference]: Start difference. First operand 71 states and 93 transitions. Second operand 10 states. [2020-08-19 04:21:40,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 04:21:40,412 INFO L93 Difference]: Finished difference Result 142 states and 204 transitions. [2020-08-19 04:21:40,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-19 04:21:40,413 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 110 [2020-08-19 04:21:40,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 04:21:40,414 INFO L225 Difference]: With dead ends: 142 [2020-08-19 04:21:40,414 INFO L226 Difference]: Without dead ends: 78 [2020-08-19 04:21:40,415 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2020-08-19 04:21:40,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-08-19 04:21:40,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2020-08-19 04:21:40,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2020-08-19 04:21:40,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 100 transitions. [2020-08-19 04:21:40,423 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 100 transitions. Word has length 110 [2020-08-19 04:21:40,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 04:21:40,423 INFO L479 AbstractCegarLoop]: Abstraction has 78 states and 100 transitions. [2020-08-19 04:21:40,423 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-19 04:21:40,424 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 100 transitions. [2020-08-19 04:21:40,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-08-19 04:21:40,425 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:21:40,425 INFO L422 BasicCegarLoop]: trace histogram [17, 17, 13, 10, 10, 10, 8, 8, 8, 8, 8, 8, 8, 8, 5, 5, 5, 5, 5, 5, 5, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:21:40,426 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-08-19 04:21:40,426 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:21:40,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:21:40,426 INFO L82 PathProgramCache]: Analyzing trace with hash -1263382818, now seen corresponding path program 3 times [2020-08-19 04:21:40,426 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:21:40,427 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [682136299] [2020-08-19 04:21:40,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:21:40,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:21:40,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 04:21:40,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:40,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:40,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:40,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:40,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:40,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:40,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:40,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:40,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:40,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:40,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-08-19 04:21:40,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:40,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:40,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-08-19 04:21:40,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:40,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:40,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:40,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:40,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:40,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:40,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:40,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:40,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:40,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-08-19 04:21:40,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:40,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:40,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:40,981 INFO L134 CoverageAnalysis]: Checked inductivity of 999 backedges. 133 proven. 373 refuted. 0 times theorem prover too weak. 493 trivial. 0 not checked. [2020-08-19 04:21:40,982 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [682136299] [2020-08-19 04:21:40,982 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 04:21:40,982 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-08-19 04:21:40,983 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704221073] [2020-08-19 04:21:40,983 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-08-19 04:21:40,983 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:21:40,984 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-08-19 04:21:40,984 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2020-08-19 04:21:40,984 INFO L87 Difference]: Start difference. First operand 78 states and 100 transitions. Second operand 15 states. [2020-08-19 04:21:41,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 04:21:41,552 INFO L93 Difference]: Finished difference Result 184 states and 282 transitions. [2020-08-19 04:21:41,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-08-19 04:21:41,553 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 192 [2020-08-19 04:21:41,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 04:21:41,555 INFO L225 Difference]: With dead ends: 184 [2020-08-19 04:21:41,555 INFO L226 Difference]: Without dead ends: 111 [2020-08-19 04:21:41,556 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 145 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=137, Invalid=675, Unknown=0, NotChecked=0, Total=812 [2020-08-19 04:21:41,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2020-08-19 04:21:41,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 99. [2020-08-19 04:21:41,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-08-19 04:21:41,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 133 transitions. [2020-08-19 04:21:41,565 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 133 transitions. Word has length 192 [2020-08-19 04:21:41,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 04:21:41,566 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 133 transitions. [2020-08-19 04:21:41,566 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-08-19 04:21:41,566 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 133 transitions. [2020-08-19 04:21:41,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-08-19 04:21:41,567 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:21:41,568 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 9, 9, 8, 7, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:21:41,568 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-08-19 04:21:41,568 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:21:41,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:21:41,568 INFO L82 PathProgramCache]: Analyzing trace with hash -2102107778, now seen corresponding path program 1 times [2020-08-19 04:21:41,569 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:21:41,569 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [58698510] [2020-08-19 04:21:41,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:21:41,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:41,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:21:41,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:41,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 04:21:41,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:41,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:41,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:41,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:41,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:41,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:41,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:41,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:41,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:41,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:41,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:41,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:41,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:41,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:41,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:41,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:41,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:41,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:41,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:41,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:41,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:41,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:21:41,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:41,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:41,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:41,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:41,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:41,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-08-19 04:21:41,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:41,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:41,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:41,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:41,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:41,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:41,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:41,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:41,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:41,811 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 109 proven. 85 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2020-08-19 04:21:41,812 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [58698510] [2020-08-19 04:21:41,812 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 04:21:41,812 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-19 04:21:41,812 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127548046] [2020-08-19 04:21:41,813 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-19 04:21:41,813 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:21:41,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-19 04:21:41,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-08-19 04:21:41,814 INFO L87 Difference]: Start difference. First operand 99 states and 133 transitions. Second operand 11 states. [2020-08-19 04:21:42,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 04:21:42,055 INFO L93 Difference]: Finished difference Result 188 states and 266 transitions. [2020-08-19 04:21:42,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-08-19 04:21:42,056 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 136 [2020-08-19 04:21:42,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 04:21:42,057 INFO L225 Difference]: With dead ends: 188 [2020-08-19 04:21:42,057 INFO L226 Difference]: Without dead ends: 101 [2020-08-19 04:21:42,058 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2020-08-19 04:21:42,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-08-19 04:21:42,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 98. [2020-08-19 04:21:42,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-08-19 04:21:42,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 130 transitions. [2020-08-19 04:21:42,067 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 130 transitions. Word has length 136 [2020-08-19 04:21:42,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 04:21:42,067 INFO L479 AbstractCegarLoop]: Abstraction has 98 states and 130 transitions. [2020-08-19 04:21:42,067 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-19 04:21:42,067 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 130 transitions. [2020-08-19 04:21:42,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-19 04:21:42,069 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:21:42,070 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 12, 12, 11, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:21:42,070 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-08-19 04:21:42,070 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:21:42,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:21:42,070 INFO L82 PathProgramCache]: Analyzing trace with hash 677703633, now seen corresponding path program 2 times [2020-08-19 04:21:42,071 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:21:42,071 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2089701258] [2020-08-19 04:21:42,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:21:42,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:42,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:21:42,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:42,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 04:21:42,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:42,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:42,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:42,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:42,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:42,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:42,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:42,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:42,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:42,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:42,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:42,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:42,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:42,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:42,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:42,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:42,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:42,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:42,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:42,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:42,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:42,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:21:42,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:42,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:42,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:42,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:42,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:42,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:42,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:42,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:42,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:42,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:42,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:42,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:42,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:42,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:42,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:42,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:42,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:42,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-08-19 04:21:42,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:42,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:42,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:42,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:42,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:42,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:42,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:42,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:42,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:42,476 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 138 proven. 250 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-08-19 04:21:42,477 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2089701258] [2020-08-19 04:21:42,477 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 04:21:42,477 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-19 04:21:42,477 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528851744] [2020-08-19 04:21:42,478 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-19 04:21:42,478 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:21:42,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-19 04:21:42,479 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-19 04:21:42,479 INFO L87 Difference]: Start difference. First operand 98 states and 130 transitions. Second operand 14 states. [2020-08-19 04:21:43,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 04:21:43,048 INFO L93 Difference]: Finished difference Result 224 states and 343 transitions. [2020-08-19 04:21:43,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-08-19 04:21:43,048 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 177 [2020-08-19 04:21:43,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 04:21:43,052 INFO L225 Difference]: With dead ends: 224 [2020-08-19 04:21:43,052 INFO L226 Difference]: Without dead ends: 131 [2020-08-19 04:21:43,055 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=131, Invalid=625, Unknown=0, NotChecked=0, Total=756 [2020-08-19 04:21:43,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-08-19 04:21:43,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 114. [2020-08-19 04:21:43,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-08-19 04:21:43,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 154 transitions. [2020-08-19 04:21:43,071 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 154 transitions. Word has length 177 [2020-08-19 04:21:43,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 04:21:43,071 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 154 transitions. [2020-08-19 04:21:43,072 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-19 04:21:43,072 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 154 transitions. [2020-08-19 04:21:43,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-19 04:21:43,074 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:21:43,074 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 12, 12, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:21:43,075 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-08-19 04:21:43,075 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:21:43,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:21:43,075 INFO L82 PathProgramCache]: Analyzing trace with hash 307857833, now seen corresponding path program 3 times [2020-08-19 04:21:43,077 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:21:43,077 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1954296151] [2020-08-19 04:21:43,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:21:43,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:43,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:21:43,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:43,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 04:21:43,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:43,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:43,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:43,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:43,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:43,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:43,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:43,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:43,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:43,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:43,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:43,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:43,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:43,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:43,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:43,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:43,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:43,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:43,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:43,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:43,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:43,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:21:43,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:43,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:43,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:43,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:43,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:43,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:43,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:43,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:43,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:43,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:21:43,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:43,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:43,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:43,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:43,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:43,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:43,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:43,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:43,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:43,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:43,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:43,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:43,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:43,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:43,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:43,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:43,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:43,432 INFO L134 CoverageAnalysis]: Checked inductivity of 786 backedges. 45 proven. 260 refuted. 0 times theorem prover too weak. 481 trivial. 0 not checked. [2020-08-19 04:21:43,433 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1954296151] [2020-08-19 04:21:43,433 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 04:21:43,433 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-19 04:21:43,434 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66031710] [2020-08-19 04:21:43,434 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-19 04:21:43,434 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:21:43,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-19 04:21:43,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-08-19 04:21:43,435 INFO L87 Difference]: Start difference. First operand 114 states and 154 transitions. Second operand 11 states. [2020-08-19 04:21:43,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 04:21:43,744 INFO L93 Difference]: Finished difference Result 244 states and 371 transitions. [2020-08-19 04:21:43,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-08-19 04:21:43,745 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 177 [2020-08-19 04:21:43,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 04:21:43,748 INFO L225 Difference]: With dead ends: 244 [2020-08-19 04:21:43,748 INFO L226 Difference]: Without dead ends: 240 [2020-08-19 04:21:43,752 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2020-08-19 04:21:43,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2020-08-19 04:21:43,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 220. [2020-08-19 04:21:43,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2020-08-19 04:21:43,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 331 transitions. [2020-08-19 04:21:43,770 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 331 transitions. Word has length 177 [2020-08-19 04:21:43,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 04:21:43,771 INFO L479 AbstractCegarLoop]: Abstraction has 220 states and 331 transitions. [2020-08-19 04:21:43,771 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-19 04:21:43,771 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 331 transitions. [2020-08-19 04:21:43,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2020-08-19 04:21:43,777 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:21:43,777 INFO L422 BasicCegarLoop]: trace histogram [29, 29, 26, 26, 22, 21, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 8, 8, 8, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:21:43,777 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-08-19 04:21:43,777 INFO L427 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:21:43,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:21:43,778 INFO L82 PathProgramCache]: Analyzing trace with hash -1635105538, now seen corresponding path program 4 times [2020-08-19 04:21:43,778 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:21:43,778 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2120603804] [2020-08-19 04:21:43,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:21:43,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:43,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:21:43,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:43,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 04:21:43,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:43,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:43,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:44,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:44,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:44,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:44,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:44,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:44,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:44,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:44,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:44,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:44,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:21:44,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:44,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:44,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-08-19 04:21:44,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:44,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:44,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:44,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:44,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:44,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:44,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:44,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:44,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:44,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:21:44,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:44,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:44,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2020-08-19 04:21:44,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:44,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:44,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:44,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:44,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:44,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:44,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:44,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:44,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:44,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:44,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:21:44,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:44,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:44,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-08-19 04:21:44,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:44,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:44,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:44,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:44,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:44,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:44,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:44,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:44,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:44,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:21:44,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:44,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:44,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:44,748 INFO L134 CoverageAnalysis]: Checked inductivity of 4041 backedges. 201 proven. 576 refuted. 0 times theorem prover too weak. 3264 trivial. 0 not checked. [2020-08-19 04:21:44,749 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2120603804] [2020-08-19 04:21:44,752 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 04:21:44,753 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-19 04:21:44,753 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309543789] [2020-08-19 04:21:44,754 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-19 04:21:44,754 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:21:44,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-19 04:21:44,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-08-19 04:21:44,755 INFO L87 Difference]: Start difference. First operand 220 states and 331 transitions. Second operand 11 states. [2020-08-19 04:21:45,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 04:21:45,089 INFO L93 Difference]: Finished difference Result 429 states and 677 transitions. [2020-08-19 04:21:45,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-08-19 04:21:45,090 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 380 [2020-08-19 04:21:45,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 04:21:45,095 INFO L225 Difference]: With dead ends: 429 [2020-08-19 04:21:45,095 INFO L226 Difference]: Without dead ends: 225 [2020-08-19 04:21:45,098 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2020-08-19 04:21:45,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-08-19 04:21:45,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 222. [2020-08-19 04:21:45,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2020-08-19 04:21:45,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 316 transitions. [2020-08-19 04:21:45,128 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 316 transitions. Word has length 380 [2020-08-19 04:21:45,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 04:21:45,129 INFO L479 AbstractCegarLoop]: Abstraction has 222 states and 316 transitions. [2020-08-19 04:21:45,129 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-19 04:21:45,129 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 316 transitions. [2020-08-19 04:21:45,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2020-08-19 04:21:45,136 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:21:45,136 INFO L422 BasicCegarLoop]: trace histogram [16, 16, 15, 15, 13, 12, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 6, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:21:45,137 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-08-19 04:21:45,137 INFO L427 AbstractCegarLoop]: === Iteration 17 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:21:45,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:21:45,137 INFO L82 PathProgramCache]: Analyzing trace with hash 657587316, now seen corresponding path program 5 times [2020-08-19 04:21:45,138 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:21:45,138 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [172114154] [2020-08-19 04:21:45,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:21:45,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:21:45,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 04:21:45,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:45,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:45,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:45,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:45,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:45,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:45,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:45,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:45,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:45,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:45,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:45,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:21:45,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:45,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:45,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:45,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:45,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:21:45,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:45,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:45,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:45,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:45,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-08-19 04:21:45,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:45,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:45,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:45,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:45,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:45,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:45,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:45,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:45,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:45,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1240 backedges. 200 proven. 324 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2020-08-19 04:21:45,687 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [172114154] [2020-08-19 04:21:45,688 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 04:21:45,688 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-19 04:21:45,688 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994297558] [2020-08-19 04:21:45,689 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-19 04:21:45,689 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:21:45,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-19 04:21:45,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-19 04:21:45,690 INFO L87 Difference]: Start difference. First operand 222 states and 316 transitions. Second operand 14 states. [2020-08-19 04:21:46,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 04:21:46,153 INFO L93 Difference]: Finished difference Result 454 states and 689 transitions. [2020-08-19 04:21:46,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-08-19 04:21:46,153 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 218 [2020-08-19 04:21:46,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 04:21:46,157 INFO L225 Difference]: With dead ends: 454 [2020-08-19 04:21:46,157 INFO L226 Difference]: Without dead ends: 246 [2020-08-19 04:21:46,159 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=96, Invalid=504, Unknown=0, NotChecked=0, Total=600 [2020-08-19 04:21:46,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2020-08-19 04:21:46,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 228. [2020-08-19 04:21:46,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2020-08-19 04:21:46,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 324 transitions. [2020-08-19 04:21:46,176 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 324 transitions. Word has length 218 [2020-08-19 04:21:46,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 04:21:46,177 INFO L479 AbstractCegarLoop]: Abstraction has 228 states and 324 transitions. [2020-08-19 04:21:46,177 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-19 04:21:46,177 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 324 transitions. [2020-08-19 04:21:46,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2020-08-19 04:21:46,181 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:21:46,182 INFO L422 BasicCegarLoop]: trace histogram [21, 21, 20, 20, 17, 16, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 7, 6, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:21:46,182 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-08-19 04:21:46,182 INFO L427 AbstractCegarLoop]: === Iteration 18 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:21:46,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:21:46,182 INFO L82 PathProgramCache]: Analyzing trace with hash -1614185823, now seen corresponding path program 6 times [2020-08-19 04:21:46,183 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:21:46,183 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1242700467] [2020-08-19 04:21:46,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:21:46,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:21:46,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 04:21:46,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:46,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:46,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:46,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:46,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:46,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:46,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:46,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:46,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:46,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:46,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:46,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:21:46,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:46,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:46,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:46,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:46,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:21:46,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:46,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:46,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:46,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:46,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:46,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:46,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:46,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:46,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 04:21:46,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:46,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:46,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:46,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:46,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:46,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:46,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:46,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:46,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:46,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:21:46,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:46,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:46,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:46,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:46,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:46,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2216 backedges. 94 proven. 558 refuted. 0 times theorem prover too weak. 1564 trivial. 0 not checked. [2020-08-19 04:21:46,773 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1242700467] [2020-08-19 04:21:46,773 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 04:21:46,773 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-08-19 04:21:46,774 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667548364] [2020-08-19 04:21:46,776 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-19 04:21:46,777 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:21:46,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-19 04:21:46,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-08-19 04:21:46,782 INFO L87 Difference]: Start difference. First operand 228 states and 324 transitions. Second operand 12 states. [2020-08-19 04:21:47,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 04:21:47,143 INFO L93 Difference]: Finished difference Result 487 states and 755 transitions. [2020-08-19 04:21:47,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-08-19 04:21:47,144 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 286 [2020-08-19 04:21:47,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 04:21:47,155 INFO L225 Difference]: With dead ends: 487 [2020-08-19 04:21:47,155 INFO L226 Difference]: Without dead ends: 483 [2020-08-19 04:21:47,157 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=76, Invalid=266, Unknown=0, NotChecked=0, Total=342 [2020-08-19 04:21:47,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 483 states. [2020-08-19 04:21:47,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 483 to 463. [2020-08-19 04:21:47,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 463 states. [2020-08-19 04:21:47,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 463 states and 717 transitions. [2020-08-19 04:21:47,203 INFO L78 Accepts]: Start accepts. Automaton has 463 states and 717 transitions. Word has length 286 [2020-08-19 04:21:47,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 04:21:47,204 INFO L479 AbstractCegarLoop]: Abstraction has 463 states and 717 transitions. [2020-08-19 04:21:47,204 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-19 04:21:47,204 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 717 transitions. [2020-08-19 04:21:47,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2020-08-19 04:21:47,214 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:21:47,214 INFO L422 BasicCegarLoop]: trace histogram [32, 32, 31, 31, 26, 25, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 10, 10, 7, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:21:47,214 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-08-19 04:21:47,214 INFO L427 AbstractCegarLoop]: === Iteration 19 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:21:47,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:21:47,215 INFO L82 PathProgramCache]: Analyzing trace with hash 400039386, now seen corresponding path program 7 times [2020-08-19 04:21:47,216 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:21:47,217 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1273522762] [2020-08-19 04:21:47,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:21:47,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:21:47,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 04:21:47,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:47,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:47,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:47,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:47,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:47,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:47,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:47,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:47,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:47,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:47,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:47,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:47,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:21:47,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:47,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:47,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:47,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:47,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:21:47,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:47,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:47,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:47,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:47,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-08-19 04:21:47,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:47,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:47,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:47,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:47,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:47,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:47,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:47,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:47,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:47,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:21:47,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:47,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:47,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:47,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:47,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-08-19 04:21:47,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:47,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:47,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:47,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:47,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:47,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:47,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:47,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:47,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:47,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:47,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:21:47,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:47,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:47,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:47,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:47,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:21:47,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:47,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:47,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:47,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:47,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:47,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:47,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:47,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:47,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:47,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:48,155 INFO L134 CoverageAnalysis]: Checked inductivity of 5369 backedges. 308 proven. 1032 refuted. 0 times theorem prover too weak. 4029 trivial. 0 not checked. [2020-08-19 04:21:48,156 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1273522762] [2020-08-19 04:21:48,156 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 04:21:48,156 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-19 04:21:48,156 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325424072] [2020-08-19 04:21:48,157 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-19 04:21:48,157 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:21:48,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-19 04:21:48,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-19 04:21:48,158 INFO L87 Difference]: Start difference. First operand 463 states and 717 transitions. Second operand 14 states. [2020-08-19 04:21:48,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 04:21:48,647 INFO L93 Difference]: Finished difference Result 978 states and 1610 transitions. [2020-08-19 04:21:48,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-08-19 04:21:48,648 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 436 [2020-08-19 04:21:48,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 04:21:48,655 INFO L225 Difference]: With dead ends: 978 [2020-08-19 04:21:48,655 INFO L226 Difference]: Without dead ends: 529 [2020-08-19 04:21:48,662 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=96, Invalid=504, Unknown=0, NotChecked=0, Total=600 [2020-08-19 04:21:48,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 529 states. [2020-08-19 04:21:48,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 529 to 502. [2020-08-19 04:21:48,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 502 states. [2020-08-19 04:21:48,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 738 transitions. [2020-08-19 04:21:48,718 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 738 transitions. Word has length 436 [2020-08-19 04:21:48,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 04:21:48,719 INFO L479 AbstractCegarLoop]: Abstraction has 502 states and 738 transitions. [2020-08-19 04:21:48,719 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-19 04:21:48,719 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 738 transitions. [2020-08-19 04:21:48,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 886 [2020-08-19 04:21:48,760 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:21:48,760 INFO L422 BasicCegarLoop]: trace histogram [65, 65, 64, 64, 52, 52, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 20, 20, 13, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:21:48,761 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-08-19 04:21:48,761 INFO L427 AbstractCegarLoop]: === Iteration 20 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:21:48,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:21:48,762 INFO L82 PathProgramCache]: Analyzing trace with hash 1462219137, now seen corresponding path program 8 times [2020-08-19 04:21:48,762 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:21:48,762 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [912540461] [2020-08-19 04:21:48,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:21:48,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:21:49,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 04:21:49,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:49,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:49,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:49,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:49,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:49,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:49,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:49,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:49,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:49,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:49,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:49,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:49,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:21:49,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:49,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:49,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:49,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:49,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:21:49,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:49,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:49,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:49,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:49,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:49,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:49,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:49,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:49,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 04:21:49,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:49,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:49,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:49,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:49,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:49,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:49,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:49,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:49,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:49,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:49,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:21:49,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:49,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:49,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:49,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:49,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:21:49,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:49,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:50,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:50,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:50,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:50,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-08-19 04:21:50,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:50,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:50,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:50,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:50,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:21:50,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:50,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:50,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:21:50,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:50,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:50,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:50,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:50,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 04:21:50,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:50,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:50,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:50,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:50,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:21:50,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:50,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:50,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:21:50,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:50,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:50,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:50,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:50,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-08-19 04:21:50,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:50,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:50,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:50,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:50,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:21:50,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:50,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:50,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:21:50,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:50,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:50,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:50,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:50,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:50,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:50,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:51,637 INFO L134 CoverageAnalysis]: Checked inductivity of 23004 backedges. 649 proven. 3392 refuted. 0 times theorem prover too weak. 18963 trivial. 0 not checked. [2020-08-19 04:21:51,638 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [912540461] [2020-08-19 04:21:51,638 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 04:21:51,638 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-08-19 04:21:51,638 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760766377] [2020-08-19 04:21:51,639 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-08-19 04:21:51,639 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:21:51,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-08-19 04:21:51,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2020-08-19 04:21:51,640 INFO L87 Difference]: Start difference. First operand 502 states and 738 transitions. Second operand 18 states. [2020-08-19 04:21:52,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 04:21:52,738 INFO L93 Difference]: Finished difference Result 924 states and 1544 transitions. [2020-08-19 04:21:52,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-08-19 04:21:52,739 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 885 [2020-08-19 04:21:52,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 04:21:52,748 INFO L225 Difference]: With dead ends: 924 [2020-08-19 04:21:52,749 INFO L226 Difference]: Without dead ends: 420 [2020-08-19 04:21:52,757 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 303 GetRequests, 262 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 409 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=261, Invalid=1545, Unknown=0, NotChecked=0, Total=1806 [2020-08-19 04:21:52,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 420 states. [2020-08-19 04:21:52,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 420 to 352. [2020-08-19 04:21:52,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 352 states. [2020-08-19 04:21:52,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 352 states and 523 transitions. [2020-08-19 04:21:52,801 INFO L78 Accepts]: Start accepts. Automaton has 352 states and 523 transitions. Word has length 885 [2020-08-19 04:21:52,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 04:21:52,803 INFO L479 AbstractCegarLoop]: Abstraction has 352 states and 523 transitions. [2020-08-19 04:21:52,803 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-08-19 04:21:52,803 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 523 transitions. [2020-08-19 04:21:52,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 491 [2020-08-19 04:21:52,809 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:21:52,810 INFO L422 BasicCegarLoop]: trace histogram [37, 37, 34, 34, 29, 28, 18, 18, 18, 18, 18, 18, 18, 17, 17, 17, 17, 17, 17, 17, 12, 10, 8, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:21:52,810 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-08-19 04:21:52,810 INFO L427 AbstractCegarLoop]: === Iteration 21 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:21:52,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:21:52,811 INFO L82 PathProgramCache]: Analyzing trace with hash -1433038850, now seen corresponding path program 9 times [2020-08-19 04:21:52,811 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:21:52,812 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [703789374] [2020-08-19 04:21:52,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:21:52,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:52,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:21:52,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:52,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 04:21:53,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:53,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:53,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:53,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:53,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:21:53,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:53,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:53,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:21:53,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:53,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:53,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:53,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:53,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 04:21:53,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:53,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:53,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:53,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:53,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-08-19 04:21:53,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:53,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:53,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:53,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:53,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:21:53,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:53,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:53,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:21:53,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:53,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:53,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:53,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:53,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 04:21:53,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:53,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:53,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:53,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:53,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:53,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:53,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:54,285 INFO L134 CoverageAnalysis]: Checked inductivity of 6848 backedges. 1422 proven. 1472 refuted. 0 times theorem prover too weak. 3954 trivial. 0 not checked. [2020-08-19 04:21:54,285 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [703789374] [2020-08-19 04:21:54,286 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 04:21:54,286 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-08-19 04:21:54,286 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208995679] [2020-08-19 04:21:54,287 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-08-19 04:21:54,287 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:21:54,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-08-19 04:21:54,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2020-08-19 04:21:54,288 INFO L87 Difference]: Start difference. First operand 352 states and 523 transitions. Second operand 16 states. [2020-08-19 04:21:54,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 04:21:54,974 INFO L93 Difference]: Finished difference Result 745 states and 1173 transitions. [2020-08-19 04:21:54,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-08-19 04:21:54,975 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 490 [2020-08-19 04:21:54,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 04:21:54,981 INFO L225 Difference]: With dead ends: 745 [2020-08-19 04:21:54,981 INFO L226 Difference]: Without dead ends: 415 [2020-08-19 04:21:54,985 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=132, Invalid=738, Unknown=0, NotChecked=0, Total=870 [2020-08-19 04:21:54,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 415 states. [2020-08-19 04:21:55,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 415 to 375. [2020-08-19 04:21:55,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 375 states. [2020-08-19 04:21:55,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 545 transitions. [2020-08-19 04:21:55,009 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 545 transitions. Word has length 490 [2020-08-19 04:21:55,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 04:21:55,011 INFO L479 AbstractCegarLoop]: Abstraction has 375 states and 545 transitions. [2020-08-19 04:21:55,011 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-08-19 04:21:55,011 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 545 transitions. [2020-08-19 04:21:55,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 573 [2020-08-19 04:21:55,016 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:21:55,016 INFO L422 BasicCegarLoop]: trace histogram [42, 42, 41, 41, 34, 33, 21, 21, 21, 21, 21, 21, 21, 20, 20, 20, 20, 20, 20, 20, 14, 12, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:21:55,016 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-08-19 04:21:55,016 INFO L427 AbstractCegarLoop]: === Iteration 22 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:21:55,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:21:55,017 INFO L82 PathProgramCache]: Analyzing trace with hash 2122481566, now seen corresponding path program 10 times [2020-08-19 04:21:55,017 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:21:55,017 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1495361581] [2020-08-19 04:21:55,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:21:55,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:21:55,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 04:21:55,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:55,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:55,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:55,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:55,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:55,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:55,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:55,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:55,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:55,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:55,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:55,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:55,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:21:55,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:55,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:55,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:55,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:55,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:21:55,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:55,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:55,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:55,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:55,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:55,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:55,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:55,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:55,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 04:21:55,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:55,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:55,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:55,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:55,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:55,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:55,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:55,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:55,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:55,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:21:55,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:55,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:55,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:55,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:55,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 04:21:55,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:55,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:55,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:56,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:56,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:56,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:56,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:56,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:56,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:56,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:56,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:56,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:56,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:21:56,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:56,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:56,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:56,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:56,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:21:56,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:56,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:56,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:56,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:56,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:56,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:56,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:56,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 04:21:56,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:56,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:56,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:56,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:56,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:56,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:56,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:56,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:56,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:56,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:21:56,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:56,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:56,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:56,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:56,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:56,834 INFO L134 CoverageAnalysis]: Checked inductivity of 9413 backedges. 913 proven. 1781 refuted. 0 times theorem prover too weak. 6719 trivial. 0 not checked. [2020-08-19 04:21:56,836 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1495361581] [2020-08-19 04:21:56,836 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 04:21:56,836 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-08-19 04:21:56,836 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588244332] [2020-08-19 04:21:56,837 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-08-19 04:21:56,838 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:21:56,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-08-19 04:21:56,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2020-08-19 04:21:56,839 INFO L87 Difference]: Start difference. First operand 375 states and 545 transitions. Second operand 20 states. [2020-08-19 04:21:58,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 04:21:58,094 INFO L93 Difference]: Finished difference Result 620 states and 991 transitions. [2020-08-19 04:21:58,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2020-08-19 04:21:58,097 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 572 [2020-08-19 04:21:58,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 04:21:58,101 INFO L225 Difference]: With dead ends: 620 [2020-08-19 04:21:58,102 INFO L226 Difference]: Without dead ends: 227 [2020-08-19 04:21:58,106 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 636 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=343, Invalid=2207, Unknown=0, NotChecked=0, Total=2550 [2020-08-19 04:21:58,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2020-08-19 04:21:58,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 188. [2020-08-19 04:21:58,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2020-08-19 04:21:58,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 267 transitions. [2020-08-19 04:21:58,119 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 267 transitions. Word has length 572 [2020-08-19 04:21:58,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 04:21:58,120 INFO L479 AbstractCegarLoop]: Abstraction has 188 states and 267 transitions. [2020-08-19 04:21:58,120 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-08-19 04:21:58,120 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 267 transitions. [2020-08-19 04:21:58,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 981 [2020-08-19 04:21:58,130 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:21:58,130 INFO L422 BasicCegarLoop]: trace histogram [74, 74, 69, 69, 58, 57, 37, 37, 37, 37, 37, 37, 37, 34, 34, 34, 34, 34, 34, 34, 24, 20, 16, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:21:58,130 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-08-19 04:21:58,131 INFO L427 AbstractCegarLoop]: === Iteration 23 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:21:58,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:21:58,131 INFO L82 PathProgramCache]: Analyzing trace with hash -1807596226, now seen corresponding path program 11 times [2020-08-19 04:21:58,131 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:21:58,132 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1456151379] [2020-08-19 04:21:58,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:21:58,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:58,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:21:58,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:58,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 04:21:58,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:58,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:58,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:58,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:58,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:58,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:58,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:58,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:58,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:59,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:59,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:59,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:59,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:21:59,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:59,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:59,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:21:59,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:59,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:59,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:59,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:59,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 04:21:59,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:59,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:59,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:59,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:59,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-08-19 04:21:59,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:59,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:59,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:59,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:59,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:21:59,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:59,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:59,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:21:59,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:59,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:59,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:59,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:59,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 04:21:59,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:59,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:59,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:59,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:59,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2020-08-19 04:21:59,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:59,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:59,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:59,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:59,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:21:59,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:59,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:59,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:21:59,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:59,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:59,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:59,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:59,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 04:21:59,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:59,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:21:59,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:21:59,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:21:59,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-08-19 04:21:59,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:21:59,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:21:59,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:00,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:00,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:00,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:00,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:00,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:00,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:00,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:00,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:00,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:00,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:00,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:00,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:00,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:00,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:00,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:22:00,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:00,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:00,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:00,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:00,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:00,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:00,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:00,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:00,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 04:22:00,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:00,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:00,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:00,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:00,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:00,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:00,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:00,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:00,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:00,952 INFO L134 CoverageAnalysis]: Checked inductivity of 28345 backedges. 663 proven. 3362 refuted. 0 times theorem prover too weak. 24320 trivial. 0 not checked. [2020-08-19 04:22:00,953 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1456151379] [2020-08-19 04:22:00,953 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 04:22:00,953 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-08-19 04:22:00,954 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615647723] [2020-08-19 04:22:00,954 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-08-19 04:22:00,954 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:22:00,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-08-19 04:22:00,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2020-08-19 04:22:00,955 INFO L87 Difference]: Start difference. First operand 188 states and 267 transitions. Second operand 16 states. [2020-08-19 04:22:01,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 04:22:01,584 INFO L93 Difference]: Finished difference Result 375 states and 562 transitions. [2020-08-19 04:22:01,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-08-19 04:22:01,585 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 980 [2020-08-19 04:22:01,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 04:22:01,588 INFO L225 Difference]: With dead ends: 375 [2020-08-19 04:22:01,588 INFO L226 Difference]: Without dead ends: 209 [2020-08-19 04:22:01,590 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 319 GetRequests, 291 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=132, Invalid=738, Unknown=0, NotChecked=0, Total=870 [2020-08-19 04:22:01,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2020-08-19 04:22:01,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 191. [2020-08-19 04:22:01,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2020-08-19 04:22:01,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 270 transitions. [2020-08-19 04:22:01,602 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 270 transitions. Word has length 980 [2020-08-19 04:22:01,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 04:22:01,603 INFO L479 AbstractCegarLoop]: Abstraction has 191 states and 270 transitions. [2020-08-19 04:22:01,603 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-08-19 04:22:01,603 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 270 transitions. [2020-08-19 04:22:01,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 900 [2020-08-19 04:22:01,611 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:22:01,611 INFO L422 BasicCegarLoop]: trace histogram [66, 66, 65, 65, 53, 53, 33, 33, 33, 33, 33, 33, 33, 32, 32, 32, 32, 32, 32, 32, 21, 20, 13, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:22:01,612 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-08-19 04:22:01,612 INFO L427 AbstractCegarLoop]: === Iteration 24 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:22:01,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:22:01,612 INFO L82 PathProgramCache]: Analyzing trace with hash -15983332, now seen corresponding path program 12 times [2020-08-19 04:22:01,613 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:22:01,613 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [453866477] [2020-08-19 04:22:01,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:22:01,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:22:02,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 04:22:02,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:02,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:02,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:02,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:02,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:02,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:02,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:02,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:02,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:02,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:02,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:02,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:02,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:02,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:02,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:02,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:02,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:02,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:02,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:22:02,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:02,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:02,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:02,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:02,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:02,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:02,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:02,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:02,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 04:22:02,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:02,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:02,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:02,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:02,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:02,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:02,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:02,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:02,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:02,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:02,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:02,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:02,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:02,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:02,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 04:22:02,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:02,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:02,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:02,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:02,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:02,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:02,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:02,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:02,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:02,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:02,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:02,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:02,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:02,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:02,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:02,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2020-08-19 04:22:03,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:03,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:03,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:03,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:03,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:03,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:03,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:03,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:22:03,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:03,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:03,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:03,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:03,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 04:22:03,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:03,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:03,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:03,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:03,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:03,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:03,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:03,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 04:22:03,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:03,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:03,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:03,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:03,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:03,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:03,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:03,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2020-08-19 04:22:03,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:03,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:03,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:03,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:03,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:03,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:03,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:03,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:03,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:03,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:04,214 INFO L134 CoverageAnalysis]: Checked inductivity of 23752 backedges. 899 proven. 3213 refuted. 0 times theorem prover too weak. 19640 trivial. 0 not checked. [2020-08-19 04:22:04,215 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [453866477] [2020-08-19 04:22:04,215 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 04:22:04,215 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-08-19 04:22:04,215 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908501659] [2020-08-19 04:22:04,216 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-08-19 04:22:04,216 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:22:04,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-08-19 04:22:04,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2020-08-19 04:22:04,217 INFO L87 Difference]: Start difference. First operand 191 states and 270 transitions. Second operand 18 states. [2020-08-19 04:22:05,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 04:22:05,139 INFO L93 Difference]: Finished difference Result 371 states and 552 transitions. [2020-08-19 04:22:05,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-08-19 04:22:05,140 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 899 [2020-08-19 04:22:05,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 04:22:05,143 INFO L225 Difference]: With dead ends: 371 [2020-08-19 04:22:05,143 INFO L226 Difference]: Without dead ends: 202 [2020-08-19 04:22:05,145 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 302 GetRequests, 266 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 270 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=196, Invalid=1210, Unknown=0, NotChecked=0, Total=1406 [2020-08-19 04:22:05,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2020-08-19 04:22:05,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 184. [2020-08-19 04:22:05,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2020-08-19 04:22:05,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 255 transitions. [2020-08-19 04:22:05,163 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 255 transitions. Word has length 899 [2020-08-19 04:22:05,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 04:22:05,164 INFO L479 AbstractCegarLoop]: Abstraction has 184 states and 255 transitions. [2020-08-19 04:22:05,164 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-08-19 04:22:05,164 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 255 transitions. [2020-08-19 04:22:05,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 995 [2020-08-19 04:22:05,177 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:22:05,177 INFO L422 BasicCegarLoop]: trace histogram [74, 74, 71, 71, 59, 58, 37, 37, 37, 37, 37, 37, 37, 35, 35, 35, 35, 35, 35, 35, 23, 22, 16, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:22:05,179 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-08-19 04:22:05,181 INFO L427 AbstractCegarLoop]: === Iteration 25 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:22:05,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:22:05,182 INFO L82 PathProgramCache]: Analyzing trace with hash -1992486569, now seen corresponding path program 13 times [2020-08-19 04:22:05,182 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:22:05,182 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1542533959] [2020-08-19 04:22:05,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:22:05,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:05,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:22:05,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:05,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 04:22:05,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:05,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:05,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:05,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:06,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:06,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:06,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:06,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:06,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:06,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:06,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:22:06,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:06,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:06,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:06,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:06,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 04:22:06,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:06,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:06,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:06,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:06,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:06,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:06,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:06,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:22:06,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:06,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:06,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:06,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:06,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-08-19 04:22:06,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:06,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:06,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:06,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:06,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:06,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:06,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:06,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:22:06,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:06,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:06,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:06,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:06,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 04:22:06,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:06,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:06,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:06,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:06,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:06,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:06,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:06,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 04:22:06,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:06,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:06,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:06,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:06,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:06,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:06,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:06,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:22:06,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:06,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:06,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:06,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:06,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:06,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:06,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:07,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 813 [2020-08-19 04:22:07,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:07,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:07,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:07,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:07,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:07,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:07,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:07,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:07,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:07,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:07,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:07,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:07,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:07,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:07,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:07,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:07,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:07,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:07,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:07,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:07,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:07,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:07,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:07,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:07,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:07,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:07,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:07,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:07,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:07,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:07,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:07,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:22:07,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:07,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:07,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:07,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:07,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:07,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:07,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:07,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:07,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:07,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:07,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:07,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:07,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:07,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:07,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:07,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:07,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:08,171 INFO L134 CoverageAnalysis]: Checked inductivity of 29152 backedges. 885 proven. 3920 refuted. 0 times theorem prover too weak. 24347 trivial. 0 not checked. [2020-08-19 04:22:08,171 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1542533959] [2020-08-19 04:22:08,171 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 04:22:08,171 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-08-19 04:22:08,172 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673432455] [2020-08-19 04:22:08,173 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-08-19 04:22:08,173 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:22:08,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-08-19 04:22:08,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2020-08-19 04:22:08,173 INFO L87 Difference]: Start difference. First operand 184 states and 255 transitions. Second operand 18 states. [2020-08-19 04:22:09,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 04:22:09,116 INFO L93 Difference]: Finished difference Result 388 states and 569 transitions. [2020-08-19 04:22:09,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2020-08-19 04:22:09,117 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 994 [2020-08-19 04:22:09,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 04:22:09,120 INFO L225 Difference]: With dead ends: 388 [2020-08-19 04:22:09,120 INFO L226 Difference]: Without dead ends: 222 [2020-08-19 04:22:09,122 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 336 GetRequests, 295 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 408 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=261, Invalid=1545, Unknown=0, NotChecked=0, Total=1806 [2020-08-19 04:22:09,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2020-08-19 04:22:09,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 194. [2020-08-19 04:22:09,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2020-08-19 04:22:09,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 267 transitions. [2020-08-19 04:22:09,133 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 267 transitions. Word has length 994 [2020-08-19 04:22:09,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 04:22:09,134 INFO L479 AbstractCegarLoop]: Abstraction has 194 states and 267 transitions. [2020-08-19 04:22:09,134 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-08-19 04:22:09,134 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 267 transitions. [2020-08-19 04:22:09,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 641 [2020-08-19 04:22:09,138 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:22:09,139 INFO L422 BasicCegarLoop]: trace histogram [47, 47, 46, 46, 38, 37, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 15, 14, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:22:09,139 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-08-19 04:22:09,139 INFO L427 AbstractCegarLoop]: === Iteration 26 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:22:09,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:22:09,140 INFO L82 PathProgramCache]: Analyzing trace with hash -1983594753, now seen corresponding path program 14 times [2020-08-19 04:22:09,140 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:22:09,140 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [258461993] [2020-08-19 04:22:09,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:22:09,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:22:09,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 04:22:09,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:09,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:09,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:09,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:09,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:09,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:09,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:09,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:09,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:09,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:09,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:09,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:09,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:09,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:09,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:09,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:09,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:09,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:09,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:22:09,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:09,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:09,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:09,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:09,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:09,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:09,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:09,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:09,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 04:22:09,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:09,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:09,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:09,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:09,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:09,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:09,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:09,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:09,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:09,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:09,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:09,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:09,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:09,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:09,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 04:22:09,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:09,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:09,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:09,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:09,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:10,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:10,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:10,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:10,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:10,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:10,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:10,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:10,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:10,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:10,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:10,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:10,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:22:10,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:10,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:10,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:10,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:10,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:10,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:10,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:10,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:10,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-19 04:22:10,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:10,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:10,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:10,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:10,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:10,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:10,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:10,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:10,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:10,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:10,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:10,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:10,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:10,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:10,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:10,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:22:10,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:10,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:10,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:10,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:10,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:10,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:10,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:10,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:10,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:10,853 INFO L134 CoverageAnalysis]: Checked inductivity of 11857 backedges. 1376 proven. 1699 refuted. 0 times theorem prover too weak. 8782 trivial. 0 not checked. [2020-08-19 04:22:10,853 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [258461993] [2020-08-19 04:22:10,853 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 04:22:10,853 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-08-19 04:22:10,854 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025426150] [2020-08-19 04:22:10,854 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-08-19 04:22:10,854 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:22:10,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-08-19 04:22:10,855 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2020-08-19 04:22:10,855 INFO L87 Difference]: Start difference. First operand 194 states and 267 transitions. Second operand 20 states. [2020-08-19 04:22:11,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 04:22:11,963 INFO L93 Difference]: Finished difference Result 411 states and 611 transitions. [2020-08-19 04:22:11,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2020-08-19 04:22:11,965 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 640 [2020-08-19 04:22:11,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 04:22:11,969 INFO L225 Difference]: With dead ends: 411 [2020-08-19 04:22:11,969 INFO L226 Difference]: Without dead ends: 239 [2020-08-19 04:22:11,971 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 426 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=261, Invalid=1719, Unknown=0, NotChecked=0, Total=1980 [2020-08-19 04:22:11,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2020-08-19 04:22:11,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 198. [2020-08-19 04:22:11,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 198 states. [2020-08-19 04:22:11,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 272 transitions. [2020-08-19 04:22:11,985 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 272 transitions. Word has length 640 [2020-08-19 04:22:11,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 04:22:11,986 INFO L479 AbstractCegarLoop]: Abstraction has 198 states and 272 transitions. [2020-08-19 04:22:11,986 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-08-19 04:22:11,986 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 272 transitions. [2020-08-19 04:22:11,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 750 [2020-08-19 04:22:11,992 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:22:11,992 INFO L422 BasicCegarLoop]: trace histogram [55, 55, 54, 54, 44, 44, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 17, 17, 11, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:22:11,993 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-08-19 04:22:11,993 INFO L427 AbstractCegarLoop]: === Iteration 27 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:22:11,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:22:11,993 INFO L82 PathProgramCache]: Analyzing trace with hash -1323260127, now seen corresponding path program 15 times [2020-08-19 04:22:11,993 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:22:11,994 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1940020363] [2020-08-19 04:22:11,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:22:12,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:22:12,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 04:22:12,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:12,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:12,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:12,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:12,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:12,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:12,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:12,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:22:12,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:12,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:12,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:12,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:12,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 04:22:12,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:12,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:12,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:12,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:12,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:12,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:12,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:12,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 04:22:12,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:12,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:12,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:12,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:12,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:12,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:12,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:12,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:22:12,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:12,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:12,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:12,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:12,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-19 04:22:12,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:12,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:12,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:13,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:13,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:13,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:13,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:13,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:13,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:13,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:13,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:13,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:13,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:13,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:13,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:13,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:13,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:13,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:22:13,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:13,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:13,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:13,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:13,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:13,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:13,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:13,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:13,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 04:22:13,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:13,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:13,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:13,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:13,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:13,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:13,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:13,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:13,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:13,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:13,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:13,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:13,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:13,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:13,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:13,616 INFO L134 CoverageAnalysis]: Checked inductivity of 16364 backedges. 328 proven. 2181 refuted. 0 times theorem prover too weak. 13855 trivial. 0 not checked. [2020-08-19 04:22:13,617 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1940020363] [2020-08-19 04:22:13,617 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 04:22:13,617 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-19 04:22:13,617 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220626737] [2020-08-19 04:22:13,618 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-19 04:22:13,618 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:22:13,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-19 04:22:13,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2020-08-19 04:22:13,619 INFO L87 Difference]: Start difference. First operand 198 states and 272 transitions. Second operand 14 states. [2020-08-19 04:22:14,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 04:22:14,081 INFO L93 Difference]: Finished difference Result 551 states and 807 transitions. [2020-08-19 04:22:14,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-08-19 04:22:14,081 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 749 [2020-08-19 04:22:14,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 04:22:14,089 INFO L225 Difference]: With dead ends: 551 [2020-08-19 04:22:14,089 INFO L226 Difference]: Without dead ends: 547 [2020-08-19 04:22:14,093 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=109, Invalid=397, Unknown=0, NotChecked=0, Total=506 [2020-08-19 04:22:14,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 547 states. [2020-08-19 04:22:14,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 547 to 493. [2020-08-19 04:22:14,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 493 states. [2020-08-19 04:22:14,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 713 transitions. [2020-08-19 04:22:14,127 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 713 transitions. Word has length 749 [2020-08-19 04:22:14,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 04:22:14,127 INFO L479 AbstractCegarLoop]: Abstraction has 493 states and 713 transitions. [2020-08-19 04:22:14,127 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-19 04:22:14,127 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 713 transitions. [2020-08-19 04:22:14,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2779 [2020-08-19 04:22:14,238 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 04:22:14,240 INFO L422 BasicCegarLoop]: trace histogram [205, 205, 202, 202, 165, 164, 102, 102, 102, 102, 102, 102, 102, 101, 101, 101, 101, 101, 101, 101, 64, 62, 40, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 04:22:14,240 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-08-19 04:22:14,240 INFO L427 AbstractCegarLoop]: === Iteration 28 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 04:22:14,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 04:22:14,242 INFO L82 PathProgramCache]: Analyzing trace with hash -1148439446, now seen corresponding path program 16 times [2020-08-19 04:22:14,243 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 04:22:14,243 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [666571853] [2020-08-19 04:22:14,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 04:22:14,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:16,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 04:22:16,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:16,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 04:22:17,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:18,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:18,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:18,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:18,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:18,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:18,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:18,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:18,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:18,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:18,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:18,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:18,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:18,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:18,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:18,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:18,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:19,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:19,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:19,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:19,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:19,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:19,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:19,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:22:19,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:19,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:19,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:19,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:19,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 04:22:19,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:19,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:19,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:19,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:19,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:19,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:19,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:19,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 04:22:19,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:19,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:19,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:19,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:19,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:19,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:19,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:19,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:22:19,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:19,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:19,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:19,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:19,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-19 04:22:19,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:19,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:19,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:19,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:19,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:19,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:19,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:19,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:22:19,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:19,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:19,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:19,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:19,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:19,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:19,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 04:22:20,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:20,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:20,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:20,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:20,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:20,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:20,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:20,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 04:22:20,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:20,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:20,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:20,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:20,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:20,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:20,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:20,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:22:20,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:20,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:20,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:20,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:20,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-19 04:22:20,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:20,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:20,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:20,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:20,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:20,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:20,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:20,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:22:20,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:20,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:20,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:20,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:20,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 04:22:20,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:20,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:20,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:20,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:20,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:20,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:20,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:20,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 04:22:20,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:20,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:20,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:20,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:20,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:20,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:20,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:20,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:22:20,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:20,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:20,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:20,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:20,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:20,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:20,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:21,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1385 [2020-08-19 04:22:21,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:22,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:22,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:22,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:22,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:22,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:22,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:22,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:22:22,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:22,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:22,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:22,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:22,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 04:22:22,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:22,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:22,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:22,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:22,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:22,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:22,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:22,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 04:22:22,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:22,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:22,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:22,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:22,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:22,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:22,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:22,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:22:22,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:22,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:22,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:22,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:22,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-19 04:22:22,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:22,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:22,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:22,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:22,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:22,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:22,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:22,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:22:22,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:22,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:22,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:22,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:22,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 04:22:22,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:22,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:22,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:22,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:22,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:22,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:22,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:22,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 04:22:22,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:22,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:22,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:22,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:22,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:22,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:22,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:22,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:22:22,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:22,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:22,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:22,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:22,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:22,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:22,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-19 04:22:23,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:23,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:23,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:23,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:23,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:23,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:23,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:23,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:22:23,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:23,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:23,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:23,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:23,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 04:22:23,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:23,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:23,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:23,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:23,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:23,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:23,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:23,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 04:22:23,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:23,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:23,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:23,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:23,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 04:22:23,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:23,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:23,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 04:22:23,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:23,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 04:22:23,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 04:22:23,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 04:22:23,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:23,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 04:22:23,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 04:22:29,823 INFO L134 CoverageAnalysis]: Checked inductivity of 232544 backedges. 2848 proven. 16284 refuted. 0 times theorem prover too weak. 213412 trivial. 0 not checked. [2020-08-19 04:22:29,823 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [666571853] [2020-08-19 04:22:29,823 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 04:22:29,823 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-08-19 04:22:29,824 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124118968] [2020-08-19 04:22:29,825 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-08-19 04:22:29,825 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 04:22:29,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-08-19 04:22:29,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=397, Unknown=0, NotChecked=0, Total=462 [2020-08-19 04:22:29,826 INFO L87 Difference]: Start difference. First operand 493 states and 713 transitions. Second operand 22 states.