/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_20-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-21 22:57:54,595 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-21 22:57:54,598 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-21 22:57:54,623 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-21 22:57:54,623 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-21 22:57:54,624 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-21 22:57:54,626 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-21 22:57:54,628 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-21 22:57:54,629 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-21 22:57:54,630 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-21 22:57:54,631 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-21 22:57:54,632 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-21 22:57:54,633 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-21 22:57:54,634 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-21 22:57:54,635 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-21 22:57:54,636 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-21 22:57:54,637 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-21 22:57:54,638 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-21 22:57:54,640 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-21 22:57:54,645 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-21 22:57:54,650 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-21 22:57:54,651 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-21 22:57:54,655 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-21 22:57:54,656 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-21 22:57:54,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-21 22:57:54,663 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-21 22:57:54,663 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-21 22:57:54,664 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-21 22:57:54,665 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-21 22:57:54,668 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-21 22:57:54,668 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-21 22:57:54,669 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-21 22:57:54,671 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-21 22:57:54,672 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-21 22:57:54,675 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-21 22:57:54,675 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-21 22:57:54,676 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-21 22:57:54,676 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-21 22:57:54,676 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-21 22:57:54,677 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-21 22:57:54,679 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-21 22:57:54,680 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 [2020-08-21 22:57:54,735 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-21 22:57:54,735 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-21 22:57:54,740 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-21 22:57:54,740 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-21 22:57:54,740 INFO L138 SettingsManager]: * Use SBE=true [2020-08-21 22:57:54,741 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-21 22:57:54,741 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-21 22:57:54,741 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-21 22:57:54,741 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-21 22:57:54,741 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-21 22:57:54,743 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-21 22:57:54,743 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-21 22:57:54,744 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-21 22:57:54,745 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-21 22:57:54,745 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-21 22:57:54,745 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-21 22:57:54,745 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-21 22:57:54,746 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-21 22:57:54,746 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-21 22:57:54,746 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-21 22:57:54,747 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-21 22:57:54,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-21 22:57:54,747 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-21 22:57:54,747 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-21 22:57:54,747 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-21 22:57:54,748 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-21 22:57:54,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-21 22:57:54,748 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-21 22:57:54,748 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-21 22:57:54,748 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; [2020-08-21 22:57:55,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-21 22:57:55,098 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-21 22:57:55,102 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-21 22:57:55,103 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-21 22:57:55,104 INFO L275 PluginConnector]: CDTParser initialized [2020-08-21 22:57:55,105 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_20-1.c [2020-08-21 22:57:55,168 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/800ae225b/11f789f7cfd34e9da94b30c071534ea7/FLAGb6b277dbc [2020-08-21 22:57:55,631 INFO L306 CDTParser]: Found 1 translation units. [2020-08-21 22:57:55,632 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_2calls_20-1.c [2020-08-21 22:57:55,640 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/800ae225b/11f789f7cfd34e9da94b30c071534ea7/FLAGb6b277dbc [2020-08-21 22:57:56,045 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/800ae225b/11f789f7cfd34e9da94b30c071534ea7 [2020-08-21 22:57:56,055 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-21 22:57:56,057 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-21 22:57:56,059 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-21 22:57:56,059 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-21 22:57:56,064 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-21 22:57:56,065 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 10:57:56" (1/1) ... [2020-08-21 22:57:56,069 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fb53380 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:57:56, skipping insertion in model container [2020-08-21 22:57:56,069 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 10:57:56" (1/1) ... [2020-08-21 22:57:56,078 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-21 22:57:56,104 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-21 22:57:56,364 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 22:57:56,372 INFO L203 MainTranslator]: Completed pre-run [2020-08-21 22:57:56,395 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 22:57:56,414 INFO L208 MainTranslator]: Completed translation [2020-08-21 22:57:56,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:57:56 WrapperNode [2020-08-21 22:57:56,415 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-21 22:57:56,417 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-21 22:57:56,417 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-21 22:57:56,418 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-21 22:57:56,433 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:57:56" (1/1) ... [2020-08-21 22:57:56,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:57:56" (1/1) ... [2020-08-21 22:57:56,532 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:57:56" (1/1) ... [2020-08-21 22:57:56,533 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:57:56" (1/1) ... [2020-08-21 22:57:56,539 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:57:56" (1/1) ... [2020-08-21 22:57:56,543 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:57:56" (1/1) ... [2020-08-21 22:57:56,548 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:57:56" (1/1) ... [2020-08-21 22:57:56,555 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-21 22:57:56,556 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-21 22:57:56,556 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-21 22:57:56,556 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-21 22:57:56,557 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:57:56" (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 [2020-08-21 22:57:56,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-21 22:57:56,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-21 22:57:56,644 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2020-08-21 22:57:56,644 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2020-08-21 22:57:56,644 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-21 22:57:56,644 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-21 22:57:56,645 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-21 22:57:56,645 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2020-08-21 22:57:56,645 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2020-08-21 22:57:56,646 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-21 22:57:56,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-21 22:57:56,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-21 22:57:57,020 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-21 22:57:57,020 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-21 22:57:57,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 10:57:57 BoogieIcfgContainer [2020-08-21 22:57:57,025 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-21 22:57:57,026 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-21 22:57:57,027 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-21 22:57:57,030 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-21 22:57:57,031 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 10:57:56" (1/3) ... [2020-08-21 22:57:57,032 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b1e5b47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 10:57:57, skipping insertion in model container [2020-08-21 22:57:57,032 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:57:56" (2/3) ... [2020-08-21 22:57:57,032 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b1e5b47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 10:57:57, skipping insertion in model container [2020-08-21 22:57:57,033 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 10:57:57" (3/3) ... [2020-08-21 22:57:57,034 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_2calls_20-1.c [2020-08-21 22:57:57,044 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-21 22:57:57,052 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-21 22:57:57,067 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-21 22:57:57,093 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-21 22:57:57,093 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-21 22:57:57,093 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-21 22:57:57,093 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-21 22:57:57,094 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-21 22:57:57,094 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-21 22:57:57,094 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-21 22:57:57,095 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-21 22:57:57,114 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2020-08-21 22:57:57,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-08-21 22:57:57,120 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:57:57,121 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 22:57:57,122 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:57:57,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:57:57,127 INFO L82 PathProgramCache]: Analyzing trace with hash 1464461757, now seen corresponding path program 1 times [2020-08-21 22:57:57,134 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:57:57,135 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1225978339] [2020-08-21 22:57:57,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:57:57,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:57,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:57:57,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:57,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 22:57:57,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:57,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 22:57:57,351 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1225978339] [2020-08-21 22:57:57,353 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 22:57:57,354 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-21 22:57:57,355 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492599796] [2020-08-21 22:57:57,360 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-21 22:57:57,361 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:57:57,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-21 22:57:57,375 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-21 22:57:57,377 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 5 states. [2020-08-21 22:57:57,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:57:57,513 INFO L93 Difference]: Finished difference Result 44 states and 53 transitions. [2020-08-21 22:57:57,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-21 22:57:57,515 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-08-21 22:57:57,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:57:57,527 INFO L225 Difference]: With dead ends: 44 [2020-08-21 22:57:57,527 INFO L226 Difference]: Without dead ends: 30 [2020-08-21 22:57:57,531 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 [2020-08-21 22:57:57,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-08-21 22:57:57,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-08-21 22:57:57,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-08-21 22:57:57,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-08-21 22:57:57,581 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 13 [2020-08-21 22:57:57,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:57:57,582 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-08-21 22:57:57,582 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-21 22:57:57,582 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-08-21 22:57:57,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-08-21 22:57:57,584 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:57:57,585 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 22:57:57,585 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-21 22:57:57,585 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:57:57,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:57:57,586 INFO L82 PathProgramCache]: Analyzing trace with hash -1134800479, now seen corresponding path program 1 times [2020-08-21 22:57:57,586 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:57:57,587 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1963771613] [2020-08-21 22:57:57,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:57:57,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:57,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:57:57,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:57,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 22:57:57,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:57,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 22:57:57,657 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1963771613] [2020-08-21 22:57:57,658 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 22:57:57,658 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-21 22:57:57,658 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423454122] [2020-08-21 22:57:57,660 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-21 22:57:57,661 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:57:57,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-21 22:57:57,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-21 22:57:57,662 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 5 states. [2020-08-21 22:57:57,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:57:57,756 INFO L93 Difference]: Finished difference Result 36 states and 44 transitions. [2020-08-21 22:57:57,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-21 22:57:57,758 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-08-21 22:57:57,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:57:57,760 INFO L225 Difference]: With dead ends: 36 [2020-08-21 22:57:57,760 INFO L226 Difference]: Without dead ends: 32 [2020-08-21 22:57:57,762 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 [2020-08-21 22:57:57,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2020-08-21 22:57:57,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 30. [2020-08-21 22:57:57,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-08-21 22:57:57,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-08-21 22:57:57,774 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 14 [2020-08-21 22:57:57,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:57:57,774 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-08-21 22:57:57,775 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-21 22:57:57,775 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-08-21 22:57:57,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-08-21 22:57:57,777 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:57:57,777 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] [2020-08-21 22:57:57,778 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-21 22:57:57,778 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:57:57,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:57:57,778 INFO L82 PathProgramCache]: Analyzing trace with hash -1592795560, now seen corresponding path program 1 times [2020-08-21 22:57:57,779 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:57:57,779 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1158473325] [2020-08-21 22:57:57,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:57:57,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:57,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:57:57,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:57,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 22:57:57,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:58,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:57:58,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:58,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 22:57:58,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:58,061 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-21 22:57:58,062 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1158473325] [2020-08-21 22:57:58,062 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 22:57:58,062 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-21 22:57:58,063 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217428131] [2020-08-21 22:57:58,063 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-21 22:57:58,064 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:57:58,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-21 22:57:58,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-08-21 22:57:58,065 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 7 states. [2020-08-21 22:57:58,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:57:58,177 INFO L93 Difference]: Finished difference Result 58 states and 78 transitions. [2020-08-21 22:57:58,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-21 22:57:58,178 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2020-08-21 22:57:58,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:57:58,180 INFO L225 Difference]: With dead ends: 58 [2020-08-21 22:57:58,180 INFO L226 Difference]: Without dead ends: 34 [2020-08-21 22:57:58,182 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-08-21 22:57:58,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2020-08-21 22:57:58,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 32. [2020-08-21 22:57:58,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-08-21 22:57:58,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2020-08-21 22:57:58,194 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 39 transitions. Word has length 26 [2020-08-21 22:57:58,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:57:58,195 INFO L479 AbstractCegarLoop]: Abstraction has 32 states and 39 transitions. [2020-08-21 22:57:58,195 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-21 22:57:58,195 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2020-08-21 22:57:58,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-08-21 22:57:58,197 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:57:58,198 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] [2020-08-21 22:57:58,198 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-21 22:57:58,198 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:57:58,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:57:58,199 INFO L82 PathProgramCache]: Analyzing trace with hash 746633022, now seen corresponding path program 1 times [2020-08-21 22:57:58,200 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:57:58,200 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [181480856] [2020-08-21 22:57:58,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:57:58,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:58,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:57:58,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:58,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 22:57:58,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:58,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:57:58,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:58,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:57:58,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:58,385 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-21 22:57:58,386 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [181480856] [2020-08-21 22:57:58,387 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 22:57:58,387 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-21 22:57:58,387 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970528846] [2020-08-21 22:57:58,388 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-21 22:57:58,388 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:57:58,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-21 22:57:58,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-08-21 22:57:58,390 INFO L87 Difference]: Start difference. First operand 32 states and 39 transitions. Second operand 7 states. [2020-08-21 22:57:58,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:57:58,616 INFO L93 Difference]: Finished difference Result 54 states and 74 transitions. [2020-08-21 22:57:58,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-21 22:57:58,617 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-08-21 22:57:58,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:57:58,621 INFO L225 Difference]: With dead ends: 54 [2020-08-21 22:57:58,622 INFO L226 Difference]: Without dead ends: 50 [2020-08-21 22:57:58,623 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 [2020-08-21 22:57:58,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2020-08-21 22:57:58,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 48. [2020-08-21 22:57:58,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-08-21 22:57:58,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 65 transitions. [2020-08-21 22:57:58,641 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 65 transitions. Word has length 27 [2020-08-21 22:57:58,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:57:58,642 INFO L479 AbstractCegarLoop]: Abstraction has 48 states and 65 transitions. [2020-08-21 22:57:58,642 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-21 22:57:58,642 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2020-08-21 22:57:58,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-08-21 22:57:58,647 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:57:58,647 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] [2020-08-21 22:57:58,648 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-21 22:57:58,649 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:57:58,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:57:58,650 INFO L82 PathProgramCache]: Analyzing trace with hash 986908919, now seen corresponding path program 1 times [2020-08-21 22:57:58,650 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:57:58,650 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [505114991] [2020-08-21 22:57:58,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:57:58,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:58,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:57:58,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:58,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 22:57:58,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:58,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:57:58,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:58,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:57:58,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:58,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 22:57:58,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:58,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 22:57:58,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:58,851 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-08-21 22:57:58,852 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [505114991] [2020-08-21 22:57:58,852 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 22:57:58,853 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-08-21 22:57:58,853 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301357448] [2020-08-21 22:57:58,854 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-21 22:57:58,854 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:57:58,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-21 22:57:58,855 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-08-21 22:57:58,855 INFO L87 Difference]: Start difference. First operand 48 states and 65 transitions. Second operand 6 states. [2020-08-21 22:57:58,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:57:58,946 INFO L93 Difference]: Finished difference Result 94 states and 142 transitions. [2020-08-21 22:57:58,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-08-21 22:57:58,947 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 39 [2020-08-21 22:57:58,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:57:58,949 INFO L225 Difference]: With dead ends: 94 [2020-08-21 22:57:58,949 INFO L226 Difference]: Without dead ends: 52 [2020-08-21 22:57:58,951 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 [2020-08-21 22:57:58,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2020-08-21 22:57:58,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2020-08-21 22:57:58,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2020-08-21 22:57:58,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 71 transitions. [2020-08-21 22:57:58,964 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 71 transitions. Word has length 39 [2020-08-21 22:57:58,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:57:58,965 INFO L479 AbstractCegarLoop]: Abstraction has 52 states and 71 transitions. [2020-08-21 22:57:58,965 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-21 22:57:58,965 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 71 transitions. [2020-08-21 22:57:58,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-08-21 22:57:58,968 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:57:58,968 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] [2020-08-21 22:57:58,968 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-21 22:57:58,968 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:57:58,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:57:58,969 INFO L82 PathProgramCache]: Analyzing trace with hash -2100495745, now seen corresponding path program 1 times [2020-08-21 22:57:58,969 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:57:58,970 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [876080271] [2020-08-21 22:57:58,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:57:58,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:58,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:57:58,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:59,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 22:57:59,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:59,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:57:59,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:59,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:57:59,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:59,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:57:59,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:59,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:57:59,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:59,112 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-08-21 22:57:59,112 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [876080271] [2020-08-21 22:57:59,113 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 22:57:59,113 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-21 22:57:59,113 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101135362] [2020-08-21 22:57:59,114 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-21 22:57:59,114 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:57:59,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-21 22:57:59,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-21 22:57:59,115 INFO L87 Difference]: Start difference. First operand 52 states and 71 transitions. Second operand 8 states. [2020-08-21 22:57:59,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:57:59,270 INFO L93 Difference]: Finished difference Result 103 states and 158 transitions. [2020-08-21 22:57:59,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-21 22:57:59,271 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 40 [2020-08-21 22:57:59,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:57:59,279 INFO L225 Difference]: With dead ends: 103 [2020-08-21 22:57:59,279 INFO L226 Difference]: Without dead ends: 57 [2020-08-21 22:57:59,283 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 [2020-08-21 22:57:59,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-08-21 22:57:59,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2020-08-21 22:57:59,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-08-21 22:57:59,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 74 transitions. [2020-08-21 22:57:59,310 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 74 transitions. Word has length 40 [2020-08-21 22:57:59,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:57:59,310 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 74 transitions. [2020-08-21 22:57:59,311 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-21 22:57:59,311 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 74 transitions. [2020-08-21 22:57:59,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-08-21 22:57:59,317 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:57:59,317 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] [2020-08-21 22:57:59,318 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-21 22:57:59,318 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:57:59,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:57:59,318 INFO L82 PathProgramCache]: Analyzing trace with hash 208191613, now seen corresponding path program 1 times [2020-08-21 22:57:59,319 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:57:59,319 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1548973624] [2020-08-21 22:57:59,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:57:59,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:59,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:57:59,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:59,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 22:57:59,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:59,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:57:59,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:59,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:57:59,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:59,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:57:59,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:59,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:57:59,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:59,461 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-08-21 22:57:59,462 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1548973624] [2020-08-21 22:57:59,462 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 22:57:59,462 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-21 22:57:59,462 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137749225] [2020-08-21 22:57:59,463 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-21 22:57:59,463 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:57:59,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-21 22:57:59,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-21 22:57:59,464 INFO L87 Difference]: Start difference. First operand 54 states and 74 transitions. Second operand 8 states. [2020-08-21 22:57:59,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:57:59,662 INFO L93 Difference]: Finished difference Result 86 states and 126 transitions. [2020-08-21 22:57:59,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-21 22:57:59,663 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 41 [2020-08-21 22:57:59,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:57:59,666 INFO L225 Difference]: With dead ends: 86 [2020-08-21 22:57:59,666 INFO L226 Difference]: Without dead ends: 82 [2020-08-21 22:57:59,667 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 [2020-08-21 22:57:59,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2020-08-21 22:57:59,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 79. [2020-08-21 22:57:59,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-08-21 22:57:59,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 118 transitions. [2020-08-21 22:57:59,686 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 118 transitions. Word has length 41 [2020-08-21 22:57:59,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:57:59,686 INFO L479 AbstractCegarLoop]: Abstraction has 79 states and 118 transitions. [2020-08-21 22:57:59,687 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-21 22:57:59,687 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 118 transitions. [2020-08-21 22:57:59,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-08-21 22:57:59,690 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:57:59,690 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] [2020-08-21 22:57:59,690 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-21 22:57:59,691 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:57:59,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:57:59,691 INFO L82 PathProgramCache]: Analyzing trace with hash -405677468, now seen corresponding path program 1 times [2020-08-21 22:57:59,692 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:57:59,692 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [347259641] [2020-08-21 22:57:59,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:57:59,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:59,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:57:59,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:59,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 22:57:59,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:59,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:57:59,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:59,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:57:59,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:59,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:57:59,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:59,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:57:59,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:59,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:57:59,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:59,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-08-21 22:57:59,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:57:59,887 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-08-21 22:57:59,887 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [347259641] [2020-08-21 22:57:59,888 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 22:57:59,888 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-21 22:57:59,888 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [132828266] [2020-08-21 22:57:59,889 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-21 22:57:59,889 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:57:59,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-21 22:57:59,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-21 22:57:59,890 INFO L87 Difference]: Start difference. First operand 79 states and 118 transitions. Second operand 8 states. [2020-08-21 22:58:00,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:58:00,023 INFO L93 Difference]: Finished difference Result 167 states and 288 transitions. [2020-08-21 22:58:00,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-21 22:58:00,024 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 54 [2020-08-21 22:58:00,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:58:00,026 INFO L225 Difference]: With dead ends: 167 [2020-08-21 22:58:00,026 INFO L226 Difference]: Without dead ends: 94 [2020-08-21 22:58:00,028 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 [2020-08-21 22:58:00,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-08-21 22:58:00,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 88. [2020-08-21 22:58:00,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2020-08-21 22:58:00,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 134 transitions. [2020-08-21 22:58:00,045 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 134 transitions. Word has length 54 [2020-08-21 22:58:00,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:58:00,046 INFO L479 AbstractCegarLoop]: Abstraction has 88 states and 134 transitions. [2020-08-21 22:58:00,046 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-21 22:58:00,046 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 134 transitions. [2020-08-21 22:58:00,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-08-21 22:58:00,049 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:58:00,049 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] [2020-08-21 22:58:00,049 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-08-21 22:58:00,050 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:58:00,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:58:00,050 INFO L82 PathProgramCache]: Analyzing trace with hash -242988780, now seen corresponding path program 1 times [2020-08-21 22:58:00,050 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:58:00,051 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1926937168] [2020-08-21 22:58:00,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:58:00,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:00,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:58:00,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:00,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 22:58:00,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:00,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:00,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:00,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:00,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:00,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:00,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:00,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:00,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:00,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:00,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:00,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:00,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:00,297 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 19 proven. 11 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-08-21 22:58:00,297 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1926937168] [2020-08-21 22:58:00,298 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 22:58:00,298 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-21 22:58:00,304 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941187607] [2020-08-21 22:58:00,307 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-21 22:58:00,307 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:58:00,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-21 22:58:00,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-21 22:58:00,314 INFO L87 Difference]: Start difference. First operand 88 states and 134 transitions. Second operand 10 states. [2020-08-21 22:58:00,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:58:00,645 INFO L93 Difference]: Finished difference Result 188 states and 331 transitions. [2020-08-21 22:58:00,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-21 22:58:00,647 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 55 [2020-08-21 22:58:00,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:58:00,653 INFO L225 Difference]: With dead ends: 188 [2020-08-21 22:58:00,653 INFO L226 Difference]: Without dead ends: 109 [2020-08-21 22:58:00,655 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 [2020-08-21 22:58:00,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-08-21 22:58:00,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 100. [2020-08-21 22:58:00,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-08-21 22:58:00,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 158 transitions. [2020-08-21 22:58:00,676 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 158 transitions. Word has length 55 [2020-08-21 22:58:00,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:58:00,677 INFO L479 AbstractCegarLoop]: Abstraction has 100 states and 158 transitions. [2020-08-21 22:58:00,677 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-21 22:58:00,677 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 158 transitions. [2020-08-21 22:58:00,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-08-21 22:58:00,679 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:58:00,680 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] [2020-08-21 22:58:00,680 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-08-21 22:58:00,680 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:58:00,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:58:00,681 INFO L82 PathProgramCache]: Analyzing trace with hash -908952008, now seen corresponding path program 2 times [2020-08-21 22:58:00,681 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:58:00,682 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1416258557] [2020-08-21 22:58:00,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:58:00,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:00,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:58:00,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:00,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 22:58:00,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:00,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:00,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:00,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:00,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:00,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:00,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:00,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:00,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:00,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:00,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:00,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:00,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:00,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:00,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:00,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:00,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:00,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:00,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:00,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:00,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:00,955 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 30 proven. 52 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2020-08-21 22:58:00,956 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1416258557] [2020-08-21 22:58:00,956 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 22:58:00,957 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-08-21 22:58:00,957 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970964749] [2020-08-21 22:58:00,958 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-21 22:58:00,958 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:58:00,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-21 22:58:00,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-08-21 22:58:00,959 INFO L87 Difference]: Start difference. First operand 100 states and 158 transitions. Second operand 12 states. [2020-08-21 22:58:01,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:58:01,360 INFO L93 Difference]: Finished difference Result 199 states and 354 transitions. [2020-08-21 22:58:01,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-08-21 22:58:01,361 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 82 [2020-08-21 22:58:01,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:58:01,363 INFO L225 Difference]: With dead ends: 199 [2020-08-21 22:58:01,363 INFO L226 Difference]: Without dead ends: 86 [2020-08-21 22:58:01,366 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 [2020-08-21 22:58:01,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2020-08-21 22:58:01,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 71. [2020-08-21 22:58:01,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-08-21 22:58:01,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 93 transitions. [2020-08-21 22:58:01,377 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 93 transitions. Word has length 82 [2020-08-21 22:58:01,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:58:01,378 INFO L479 AbstractCegarLoop]: Abstraction has 71 states and 93 transitions. [2020-08-21 22:58:01,378 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-21 22:58:01,378 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 93 transitions. [2020-08-21 22:58:01,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-08-21 22:58:01,380 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:58:01,380 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] [2020-08-21 22:58:01,380 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-08-21 22:58:01,380 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:58:01,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:58:01,381 INFO L82 PathProgramCache]: Analyzing trace with hash -2119203654, now seen corresponding path program 2 times [2020-08-21 22:58:01,381 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:58:01,382 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [260009370] [2020-08-21 22:58:01,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:58:01,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:01,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:58:01,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:01,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 22:58:01,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:01,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:01,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:01,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:01,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:01,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:01,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:01,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:01,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:01,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:01,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:01,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:01,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:01,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:01,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:01,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-21 22:58:01,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:01,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:01,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:01,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:01,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:01,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:01,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:01,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:01,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:01,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:01,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:01,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:01,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:01,628 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 44 proven. 79 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2020-08-21 22:58:01,628 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [260009370] [2020-08-21 22:58:01,628 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 22:58:01,629 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-21 22:58:01,629 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081823674] [2020-08-21 22:58:01,631 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-21 22:58:01,631 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:58:01,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-21 22:58:01,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-21 22:58:01,632 INFO L87 Difference]: Start difference. First operand 71 states and 93 transitions. Second operand 10 states. [2020-08-21 22:58:01,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:58:01,822 INFO L93 Difference]: Finished difference Result 142 states and 204 transitions. [2020-08-21 22:58:01,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-21 22:58:01,822 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 110 [2020-08-21 22:58:01,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:58:01,824 INFO L225 Difference]: With dead ends: 142 [2020-08-21 22:58:01,824 INFO L226 Difference]: Without dead ends: 78 [2020-08-21 22:58:01,825 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2020-08-21 22:58:01,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-08-21 22:58:01,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2020-08-21 22:58:01,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2020-08-21 22:58:01,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 100 transitions. [2020-08-21 22:58:01,841 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 100 transitions. Word has length 110 [2020-08-21 22:58:01,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:58:01,842 INFO L479 AbstractCegarLoop]: Abstraction has 78 states and 100 transitions. [2020-08-21 22:58:01,842 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-21 22:58:01,842 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 100 transitions. [2020-08-21 22:58:01,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-08-21 22:58:01,845 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:58:01,848 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] [2020-08-21 22:58:01,848 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-08-21 22:58:01,849 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:58:01,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:58:01,849 INFO L82 PathProgramCache]: Analyzing trace with hash -1263382818, now seen corresponding path program 3 times [2020-08-21 22:58:01,849 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:58:01,850 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [871933195] [2020-08-21 22:58:01,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:58:01,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:01,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:58:01,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:01,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 22:58:01,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:01,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:02,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:02,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:02,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:02,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:02,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:02,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:02,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:02,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:02,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:02,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:02,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:02,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:02,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:02,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:02,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:02,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:02,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:02,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:02,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:02,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-08-21 22:58:02,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:02,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:02,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:02,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:02,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:02,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-08-21 22:58:02,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:02,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:02,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:02,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:02,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:02,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:02,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:02,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:02,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:02,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:02,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:02,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:02,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:02,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:02,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:02,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:02,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:02,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:02,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:02,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-08-21 22:58:02,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:02,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:02,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:02,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:02,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:02,487 INFO L134 CoverageAnalysis]: Checked inductivity of 999 backedges. 133 proven. 373 refuted. 0 times theorem prover too weak. 493 trivial. 0 not checked. [2020-08-21 22:58:02,487 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [871933195] [2020-08-21 22:58:02,488 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 22:58:02,488 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-08-21 22:58:02,488 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612471631] [2020-08-21 22:58:02,489 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-08-21 22:58:02,489 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:58:02,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-08-21 22:58:02,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2020-08-21 22:58:02,490 INFO L87 Difference]: Start difference. First operand 78 states and 100 transitions. Second operand 15 states. [2020-08-21 22:58:03,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:58:03,047 INFO L93 Difference]: Finished difference Result 184 states and 282 transitions. [2020-08-21 22:58:03,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-08-21 22:58:03,048 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 192 [2020-08-21 22:58:03,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:58:03,050 INFO L225 Difference]: With dead ends: 184 [2020-08-21 22:58:03,050 INFO L226 Difference]: Without dead ends: 111 [2020-08-21 22:58:03,052 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 [2020-08-21 22:58:03,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2020-08-21 22:58:03,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 99. [2020-08-21 22:58:03,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-08-21 22:58:03,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 133 transitions. [2020-08-21 22:58:03,061 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 133 transitions. Word has length 192 [2020-08-21 22:58:03,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:58:03,062 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 133 transitions. [2020-08-21 22:58:03,062 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-08-21 22:58:03,062 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 133 transitions. [2020-08-21 22:58:03,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-08-21 22:58:03,064 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:58:03,064 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] [2020-08-21 22:58:03,065 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-08-21 22:58:03,065 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:58:03,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:58:03,065 INFO L82 PathProgramCache]: Analyzing trace with hash -2102107778, now seen corresponding path program 1 times [2020-08-21 22:58:03,066 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:58:03,066 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1788664834] [2020-08-21 22:58:03,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:58:03,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:58:03,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 22:58:03,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:03,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:03,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:03,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:03,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:03,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:03,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:03,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:03,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:03,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:03,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:03,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:03,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:03,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-08-21 22:58:03,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:03,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:03,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:03,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:03,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,341 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 109 proven. 85 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2020-08-21 22:58:03,342 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1788664834] [2020-08-21 22:58:03,342 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 22:58:03,342 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-21 22:58:03,343 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66620837] [2020-08-21 22:58:03,343 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-21 22:58:03,343 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:58:03,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-21 22:58:03,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-08-21 22:58:03,344 INFO L87 Difference]: Start difference. First operand 99 states and 133 transitions. Second operand 11 states. [2020-08-21 22:58:03,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:58:03,653 INFO L93 Difference]: Finished difference Result 188 states and 266 transitions. [2020-08-21 22:58:03,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-08-21 22:58:03,656 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 136 [2020-08-21 22:58:03,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:58:03,659 INFO L225 Difference]: With dead ends: 188 [2020-08-21 22:58:03,659 INFO L226 Difference]: Without dead ends: 101 [2020-08-21 22:58:03,661 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 [2020-08-21 22:58:03,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-08-21 22:58:03,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 98. [2020-08-21 22:58:03,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-08-21 22:58:03,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 130 transitions. [2020-08-21 22:58:03,678 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 130 transitions. Word has length 136 [2020-08-21 22:58:03,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:58:03,681 INFO L479 AbstractCegarLoop]: Abstraction has 98 states and 130 transitions. [2020-08-21 22:58:03,681 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-21 22:58:03,681 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 130 transitions. [2020-08-21 22:58:03,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-21 22:58:03,685 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:58:03,685 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] [2020-08-21 22:58:03,685 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-08-21 22:58:03,685 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:58:03,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:58:03,686 INFO L82 PathProgramCache]: Analyzing trace with hash 677703633, now seen corresponding path program 2 times [2020-08-21 22:58:03,686 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:58:03,691 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [819255243] [2020-08-21 22:58:03,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:58:03,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:58:03,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 22:58:03,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:03,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:03,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:03,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:03,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:03,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:03,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:03,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:03,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:03,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:03,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:03,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:03,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:04,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:04,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:04,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:04,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:04,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:04,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:04,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:04,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:04,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:04,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:04,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:04,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:04,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:04,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:04,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:04,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-08-21 22:58:04,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:04,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:04,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:04,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:04,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:04,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:04,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:04,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:04,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:04,173 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 138 proven. 250 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-08-21 22:58:04,173 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [819255243] [2020-08-21 22:58:04,174 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 22:58:04,174 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-21 22:58:04,174 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845336968] [2020-08-21 22:58:04,175 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-21 22:58:04,175 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:58:04,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-21 22:58:04,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-21 22:58:04,176 INFO L87 Difference]: Start difference. First operand 98 states and 130 transitions. Second operand 14 states. [2020-08-21 22:58:04,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:58:04,755 INFO L93 Difference]: Finished difference Result 224 states and 343 transitions. [2020-08-21 22:58:04,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-08-21 22:58:04,756 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 177 [2020-08-21 22:58:04,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:58:04,759 INFO L225 Difference]: With dead ends: 224 [2020-08-21 22:58:04,759 INFO L226 Difference]: Without dead ends: 131 [2020-08-21 22:58:04,761 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 [2020-08-21 22:58:04,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-08-21 22:58:04,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 114. [2020-08-21 22:58:04,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-08-21 22:58:04,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 154 transitions. [2020-08-21 22:58:04,773 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 154 transitions. Word has length 177 [2020-08-21 22:58:04,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:58:04,774 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 154 transitions. [2020-08-21 22:58:04,774 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-21 22:58:04,774 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 154 transitions. [2020-08-21 22:58:04,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-21 22:58:04,776 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:58:04,777 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] [2020-08-21 22:58:04,777 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-08-21 22:58:04,777 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:58:04,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:58:04,778 INFO L82 PathProgramCache]: Analyzing trace with hash 307857833, now seen corresponding path program 3 times [2020-08-21 22:58:04,778 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:58:04,778 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [585915171] [2020-08-21 22:58:04,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:58:04,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:04,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:58:04,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:04,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 22:58:04,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:04,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:04,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:04,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:04,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:04,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:04,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:04,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:04,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:04,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:04,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:05,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:05,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:05,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:05,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:05,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:05,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:05,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:05,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:05,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:05,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:05,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:05,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:05,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:05,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:05,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:05,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:05,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:05,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:05,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,158 INFO L134 CoverageAnalysis]: Checked inductivity of 786 backedges. 45 proven. 260 refuted. 0 times theorem prover too weak. 481 trivial. 0 not checked. [2020-08-21 22:58:05,158 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [585915171] [2020-08-21 22:58:05,158 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 22:58:05,159 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-21 22:58:05,159 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043236034] [2020-08-21 22:58:05,160 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-21 22:58:05,160 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:58:05,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-21 22:58:05,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-08-21 22:58:05,161 INFO L87 Difference]: Start difference. First operand 114 states and 154 transitions. Second operand 11 states. [2020-08-21 22:58:05,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:58:05,486 INFO L93 Difference]: Finished difference Result 244 states and 371 transitions. [2020-08-21 22:58:05,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-08-21 22:58:05,487 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 177 [2020-08-21 22:58:05,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:58:05,490 INFO L225 Difference]: With dead ends: 244 [2020-08-21 22:58:05,490 INFO L226 Difference]: Without dead ends: 240 [2020-08-21 22:58:05,493 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 [2020-08-21 22:58:05,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2020-08-21 22:58:05,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 220. [2020-08-21 22:58:05,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2020-08-21 22:58:05,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 331 transitions. [2020-08-21 22:58:05,514 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 331 transitions. Word has length 177 [2020-08-21 22:58:05,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:58:05,515 INFO L479 AbstractCegarLoop]: Abstraction has 220 states and 331 transitions. [2020-08-21 22:58:05,515 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-21 22:58:05,515 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 331 transitions. [2020-08-21 22:58:05,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2020-08-21 22:58:05,519 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:58:05,520 INFO L422 BasicCegarLoop]: trace histogram [21, 21, 18, 18, 17, 16, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 8, 6, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 22:58:05,520 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-08-21 22:58:05,520 INFO L427 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:58:05,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:58:05,521 INFO L82 PathProgramCache]: Analyzing trace with hash 1318955698, now seen corresponding path program 4 times [2020-08-21 22:58:05,521 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:58:05,521 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1050930015] [2020-08-21 22:58:05,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:58:05,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:58:05,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 22:58:05,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:05,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:05,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:05,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:05,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:05,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:05,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:05,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:05,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:05,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:05,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:05,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:05,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:05,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:05,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-08-21 22:58:05,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:05,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:05,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:05,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:05,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-08-21 22:58:05,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:05,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:05,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:05,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:05,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:05,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:05,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:05,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:05,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:05,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:05,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:05,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:05,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:05,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-08-21 22:58:05,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:05,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:05,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:05,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:05,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:05,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2032 backedges. 167 proven. 362 refuted. 0 times theorem prover too weak. 1503 trivial. 0 not checked. [2020-08-21 22:58:06,126 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1050930015] [2020-08-21 22:58:06,127 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 22:58:06,127 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-21 22:58:06,127 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812997521] [2020-08-21 22:58:06,128 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-21 22:58:06,128 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:58:06,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-21 22:58:06,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-08-21 22:58:06,128 INFO L87 Difference]: Start difference. First operand 220 states and 331 transitions. Second operand 11 states. [2020-08-21 22:58:06,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:58:06,365 INFO L93 Difference]: Finished difference Result 429 states and 677 transitions. [2020-08-21 22:58:06,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-08-21 22:58:06,366 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 274 [2020-08-21 22:58:06,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:58:06,370 INFO L225 Difference]: With dead ends: 429 [2020-08-21 22:58:06,370 INFO L226 Difference]: Without dead ends: 225 [2020-08-21 22:58:06,372 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2020-08-21 22:58:06,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-08-21 22:58:06,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 222. [2020-08-21 22:58:06,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2020-08-21 22:58:06,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 316 transitions. [2020-08-21 22:58:06,393 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 316 transitions. Word has length 274 [2020-08-21 22:58:06,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:58:06,394 INFO L479 AbstractCegarLoop]: Abstraction has 222 states and 316 transitions. [2020-08-21 22:58:06,394 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-21 22:58:06,394 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 316 transitions. [2020-08-21 22:58:06,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2020-08-21 22:58:06,399 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:58:06,399 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] [2020-08-21 22:58:06,399 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-08-21 22:58:06,400 INFO L427 AbstractCegarLoop]: === Iteration 17 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:58:06,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:58:06,400 INFO L82 PathProgramCache]: Analyzing trace with hash -1614185823, now seen corresponding path program 5 times [2020-08-21 22:58:06,400 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:58:06,401 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [339392795] [2020-08-21 22:58:06,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:58:06,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:58:06,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 22:58:06,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:06,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:06,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:06,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:06,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:06,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:06,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:06,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:06,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:06,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:06,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:06,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:06,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:06,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:06,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:06,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:06,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:06,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:06,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:06,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:06,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:06,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:06,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:06,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:06,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:06,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 22:58:06,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:06,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:06,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:06,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:06,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:06,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:06,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:07,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:07,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:07,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:07,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:07,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:07,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:07,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:07,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:07,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:07,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:07,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:07,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:07,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:07,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:07,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:07,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:07,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:07,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:07,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2216 backedges. 94 proven. 558 refuted. 0 times theorem prover too weak. 1564 trivial. 0 not checked. [2020-08-21 22:58:07,204 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [339392795] [2020-08-21 22:58:07,205 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 22:58:07,206 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-08-21 22:58:07,206 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348212383] [2020-08-21 22:58:07,210 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-21 22:58:07,210 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:58:07,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-21 22:58:07,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-08-21 22:58:07,211 INFO L87 Difference]: Start difference. First operand 222 states and 316 transitions. Second operand 12 states. [2020-08-21 22:58:07,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:58:07,673 INFO L93 Difference]: Finished difference Result 469 states and 720 transitions. [2020-08-21 22:58:07,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-08-21 22:58:07,674 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 286 [2020-08-21 22:58:07,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:58:07,685 INFO L225 Difference]: With dead ends: 469 [2020-08-21 22:58:07,686 INFO L226 Difference]: Without dead ends: 465 [2020-08-21 22:58:07,689 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=76, Invalid=266, Unknown=0, NotChecked=0, Total=342 [2020-08-21 22:58:07,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 465 states. [2020-08-21 22:58:07,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 465 to 445. [2020-08-21 22:58:07,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 445 states. [2020-08-21 22:58:07,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 445 states and 682 transitions. [2020-08-21 22:58:07,750 INFO L78 Accepts]: Start accepts. Automaton has 445 states and 682 transitions. Word has length 286 [2020-08-21 22:58:07,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:58:07,750 INFO L479 AbstractCegarLoop]: Abstraction has 445 states and 682 transitions. [2020-08-21 22:58:07,751 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-21 22:58:07,751 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 682 transitions. [2020-08-21 22:58:07,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2020-08-21 22:58:07,766 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:58:07,766 INFO L422 BasicCegarLoop]: trace histogram [27, 27, 26, 26, 22, 21, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 9, 8, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 22:58:07,767 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-08-21 22:58:07,767 INFO L427 AbstractCegarLoop]: === Iteration 18 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:58:07,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:58:07,768 INFO L82 PathProgramCache]: Analyzing trace with hash 1485391483, now seen corresponding path program 6 times [2020-08-21 22:58:07,768 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:58:07,768 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1517268882] [2020-08-21 22:58:07,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:58:07,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:07,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:58:07,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:07,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 22:58:07,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:08,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:08,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:08,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:08,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:08,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:08,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:08,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:08,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:08,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:08,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:08,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:08,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:08,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:08,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:08,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:08,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:08,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:08,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:08,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:08,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:08,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:08,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-08-21 22:58:08,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:08,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:08,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:08,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:08,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:08,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:08,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:08,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:08,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:08,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:08,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:08,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:08,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:08,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:08,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-08-21 22:58:08,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:08,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:08,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:08,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:08,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:08,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:08,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:08,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:08,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:08,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:08,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:08,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:08,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:08,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:08,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:08,808 INFO L134 CoverageAnalysis]: Checked inductivity of 3769 backedges. 297 proven. 795 refuted. 0 times theorem prover too weak. 2677 trivial. 0 not checked. [2020-08-21 22:58:08,809 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1517268882] [2020-08-21 22:58:08,809 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 22:58:08,809 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-21 22:58:08,809 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348705275] [2020-08-21 22:58:08,814 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-21 22:58:08,814 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:58:08,815 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-21 22:58:08,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-21 22:58:08,815 INFO L87 Difference]: Start difference. First operand 445 states and 682 transitions. Second operand 14 states. [2020-08-21 22:58:09,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:58:09,396 INFO L93 Difference]: Finished difference Result 924 states and 1512 transitions. [2020-08-21 22:58:09,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-08-21 22:58:09,397 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 368 [2020-08-21 22:58:09,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:58:09,411 INFO L225 Difference]: With dead ends: 924 [2020-08-21 22:58:09,411 INFO L226 Difference]: Without dead ends: 493 [2020-08-21 22:58:09,419 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=96, Invalid=504, Unknown=0, NotChecked=0, Total=600 [2020-08-21 22:58:09,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states. [2020-08-21 22:58:09,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 439. [2020-08-21 22:58:09,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 439 states. [2020-08-21 22:58:09,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 658 transitions. [2020-08-21 22:58:09,479 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 658 transitions. Word has length 368 [2020-08-21 22:58:09,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:58:09,480 INFO L479 AbstractCegarLoop]: Abstraction has 439 states and 658 transitions. [2020-08-21 22:58:09,480 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-21 22:58:09,480 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 658 transitions. [2020-08-21 22:58:09,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 573 [2020-08-21 22:58:09,509 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:58:09,510 INFO L422 BasicCegarLoop]: trace histogram [43, 43, 40, 40, 34, 33, 21, 21, 21, 21, 21, 21, 21, 20, 20, 20, 20, 20, 20, 20, 13, 13, 10, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 22:58:09,510 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-08-21 22:58:09,511 INFO L427 AbstractCegarLoop]: === Iteration 19 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:58:09,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:58:09,511 INFO L82 PathProgramCache]: Analyzing trace with hash -1718075054, now seen corresponding path program 7 times [2020-08-21 22:58:09,514 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:58:09,514 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1070930465] [2020-08-21 22:58:09,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:58:09,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:09,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:58:09,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:09,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 22:58:09,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:10,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:10,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:10,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:10,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:10,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:10,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:10,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:10,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:10,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:10,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:10,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:10,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 22:58:10,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:10,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:10,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:10,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:10,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:10,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:10,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:10,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:10,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:10,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:10,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:10,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:10,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-08-21 22:58:10,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:10,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:10,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:10,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:10,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:10,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:10,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:10,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:10,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:10,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:10,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:10,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:10,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 22:58:10,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:10,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:10,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:10,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:10,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:11,468 INFO L134 CoverageAnalysis]: Checked inductivity of 9421 backedges. 593 proven. 1863 refuted. 0 times theorem prover too weak. 6965 trivial. 0 not checked. [2020-08-21 22:58:11,469 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1070930465] [2020-08-21 22:58:11,469 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 22:58:11,469 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-08-21 22:58:11,469 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444353456] [2020-08-21 22:58:11,470 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-08-21 22:58:11,470 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:58:11,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-08-21 22:58:11,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2020-08-21 22:58:11,471 INFO L87 Difference]: Start difference. First operand 439 states and 658 transitions. Second operand 18 states. [2020-08-21 22:58:12,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:58:12,526 INFO L93 Difference]: Finished difference Result 836 states and 1442 transitions. [2020-08-21 22:58:12,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-08-21 22:58:12,527 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 572 [2020-08-21 22:58:12,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:58:12,536 INFO L225 Difference]: With dead ends: 836 [2020-08-21 22:58:12,536 INFO L226 Difference]: Without dead ends: 395 [2020-08-21 22:58:12,542 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 409 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=261, Invalid=1545, Unknown=0, NotChecked=0, Total=1806 [2020-08-21 22:58:12,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 395 states. [2020-08-21 22:58:12,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 395 to 327. [2020-08-21 22:58:12,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 327 states. [2020-08-21 22:58:12,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 502 transitions. [2020-08-21 22:58:12,582 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 502 transitions. Word has length 572 [2020-08-21 22:58:12,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:58:12,584 INFO L479 AbstractCegarLoop]: Abstraction has 327 states and 502 transitions. [2020-08-21 22:58:12,584 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-08-21 22:58:12,584 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 502 transitions. [2020-08-21 22:58:12,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2020-08-21 22:58:12,591 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:58:12,591 INFO L422 BasicCegarLoop]: trace histogram [27, 27, 24, 24, 21, 20, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 9, 7, 6, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 22:58:12,591 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-08-21 22:58:12,592 INFO L427 AbstractCegarLoop]: === Iteration 20 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:58:12,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:58:12,592 INFO L82 PathProgramCache]: Analyzing trace with hash 1572493120, now seen corresponding path program 8 times [2020-08-21 22:58:12,592 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:58:12,592 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [200139823] [2020-08-21 22:58:12,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:58:12,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:12,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:58:12,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:12,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 22:58:12,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:12,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:12,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:12,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:12,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:12,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:12,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:12,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:12,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:12,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:12,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:12,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:12,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:13,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:13,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:13,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:13,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:13,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:13,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:13,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:13,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:13,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:13,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:13,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:13,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:13,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:13,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:13,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:13,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:13,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:13,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:13,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:13,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 22:58:13,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:13,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:13,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:13,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:13,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:13,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:13,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:13,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:13,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-08-21 22:58:13,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:13,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:13,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:13,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:13,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:13,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:13,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:13,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:13,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:13,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:13,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:13,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:13,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:13,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:13,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:13,510 INFO L134 CoverageAnalysis]: Checked inductivity of 3484 backedges. 422 proven. 756 refuted. 0 times theorem prover too weak. 2306 trivial. 0 not checked. [2020-08-21 22:58:13,511 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [200139823] [2020-08-21 22:58:13,511 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 22:58:13,511 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-08-21 22:58:13,511 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015968554] [2020-08-21 22:58:13,512 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-08-21 22:58:13,512 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:58:13,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-08-21 22:58:13,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2020-08-21 22:58:13,513 INFO L87 Difference]: Start difference. First operand 327 states and 502 transitions. Second operand 16 states. [2020-08-21 22:58:14,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:58:14,122 INFO L93 Difference]: Finished difference Result 720 states and 1202 transitions. [2020-08-21 22:58:14,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-08-21 22:58:14,122 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 354 [2020-08-21 22:58:14,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:58:14,129 INFO L225 Difference]: With dead ends: 720 [2020-08-21 22:58:14,129 INFO L226 Difference]: Without dead ends: 415 [2020-08-21 22:58:14,133 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=132, Invalid=738, Unknown=0, NotChecked=0, Total=870 [2020-08-21 22:58:14,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 415 states. [2020-08-21 22:58:14,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 415 to 375. [2020-08-21 22:58:14,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 375 states. [2020-08-21 22:58:14,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 561 transitions. [2020-08-21 22:58:14,171 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 561 transitions. Word has length 354 [2020-08-21 22:58:14,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:58:14,171 INFO L479 AbstractCegarLoop]: Abstraction has 375 states and 561 transitions. [2020-08-21 22:58:14,171 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-08-21 22:58:14,172 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 561 transitions. [2020-08-21 22:58:14,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 573 [2020-08-21 22:58:14,177 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:58:14,177 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] [2020-08-21 22:58:14,177 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-08-21 22:58:14,177 INFO L427 AbstractCegarLoop]: === Iteration 21 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:58:14,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:58:14,178 INFO L82 PathProgramCache]: Analyzing trace with hash 2122481566, now seen corresponding path program 9 times [2020-08-21 22:58:14,178 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:58:14,178 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1957649985] [2020-08-21 22:58:14,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:58:14,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:14,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:58:14,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:14,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 22:58:14,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:14,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:14,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:14,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:14,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:14,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:14,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:14,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:14,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:14,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:14,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:14,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:14,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:15,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:15,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:15,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:15,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:15,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:15,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:15,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:15,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:15,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:15,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:15,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:15,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 22:58:15,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:15,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:15,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:15,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:15,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:15,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:15,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:15,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-21 22:58:15,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:15,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:15,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:15,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:15,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:15,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:15,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:15,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:15,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:15,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:15,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:15,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:15,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 22:58:15,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:15,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:15,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:15,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:15,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:15,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:15,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:15,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:15,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:15,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:16,067 INFO L134 CoverageAnalysis]: Checked inductivity of 9413 backedges. 913 proven. 1781 refuted. 0 times theorem prover too weak. 6719 trivial. 0 not checked. [2020-08-21 22:58:16,067 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1957649985] [2020-08-21 22:58:16,068 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 22:58:16,068 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-08-21 22:58:16,068 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287876735] [2020-08-21 22:58:16,069 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-08-21 22:58:16,069 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:58:16,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-08-21 22:58:16,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2020-08-21 22:58:16,070 INFO L87 Difference]: Start difference. First operand 375 states and 561 transitions. Second operand 20 states. [2020-08-21 22:58:17,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:58:17,423 INFO L93 Difference]: Finished difference Result 620 states and 1014 transitions. [2020-08-21 22:58:17,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2020-08-21 22:58:17,424 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 572 [2020-08-21 22:58:17,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:58:17,429 INFO L225 Difference]: With dead ends: 620 [2020-08-21 22:58:17,429 INFO L226 Difference]: Without dead ends: 227 [2020-08-21 22:58:17,434 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 634 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=343, Invalid=2207, Unknown=0, NotChecked=0, Total=2550 [2020-08-21 22:58:17,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2020-08-21 22:58:17,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 180. [2020-08-21 22:58:17,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 180 states. [2020-08-21 22:58:17,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 258 transitions. [2020-08-21 22:58:17,450 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 258 transitions. Word has length 572 [2020-08-21 22:58:17,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:58:17,452 INFO L479 AbstractCegarLoop]: Abstraction has 180 states and 258 transitions. [2020-08-21 22:58:17,452 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-08-21 22:58:17,452 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 258 transitions. [2020-08-21 22:58:17,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 751 [2020-08-21 22:58:17,459 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:58:17,460 INFO L422 BasicCegarLoop]: trace histogram [56, 56, 53, 53, 46, 43, 28, 28, 28, 28, 28, 28, 28, 26, 26, 26, 26, 26, 26, 26, 20, 15, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 22:58:17,460 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-08-21 22:58:17,460 INFO L427 AbstractCegarLoop]: === Iteration 22 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:58:17,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:58:17,461 INFO L82 PathProgramCache]: Analyzing trace with hash 184907743, now seen corresponding path program 10 times [2020-08-21 22:58:17,461 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:58:17,461 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [839071391] [2020-08-21 22:58:17,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:58:17,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:17,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:58:17,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:17,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 22:58:17,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:18,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:18,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:18,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:18,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:18,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:18,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:18,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:18,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:18,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:18,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-08-21 22:58:18,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:18,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:18,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:18,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:18,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:18,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:18,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:18,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:18,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:18,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2020-08-21 22:58:18,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:18,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:18,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:18,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:18,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:18,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:18,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:18,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:18,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:18,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:18,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:18,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:18,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-08-21 22:58:19,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:19,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:19,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:19,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:19,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:19,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:19,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:19,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:19,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:19,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:19,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:19,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:19,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:19,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:19,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:19,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:19,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:19,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:19,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:19,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:19,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 596 [2020-08-21 22:58:19,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:19,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:19,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:19,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:19,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:19,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:19,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:19,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:19,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:19,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:19,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:19,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:19,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:19,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:19,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:19,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:19,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:19,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:19,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:19,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:19,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:19,863 INFO L134 CoverageAnalysis]: Checked inductivity of 16422 backedges. 530 proven. 2094 refuted. 0 times theorem prover too weak. 13798 trivial. 0 not checked. [2020-08-21 22:58:19,863 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [839071391] [2020-08-21 22:58:19,863 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 22:58:19,864 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-21 22:58:19,864 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917202085] [2020-08-21 22:58:19,865 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-21 22:58:19,865 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:58:19,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-21 22:58:19,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-21 22:58:19,865 INFO L87 Difference]: Start difference. First operand 180 states and 258 transitions. Second operand 14 states. [2020-08-21 22:58:20,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:58:20,338 INFO L93 Difference]: Finished difference Result 348 states and 520 transitions. [2020-08-21 22:58:20,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-08-21 22:58:20,341 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 750 [2020-08-21 22:58:20,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:58:20,344 INFO L225 Difference]: With dead ends: 348 [2020-08-21 22:58:20,344 INFO L226 Difference]: Without dead ends: 190 [2020-08-21 22:58:20,347 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 247 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=96, Invalid=504, Unknown=0, NotChecked=0, Total=600 [2020-08-21 22:58:20,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2020-08-21 22:58:20,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 187. [2020-08-21 22:58:20,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2020-08-21 22:58:20,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 264 transitions. [2020-08-21 22:58:20,370 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 264 transitions. Word has length 750 [2020-08-21 22:58:20,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:58:20,371 INFO L479 AbstractCegarLoop]: Abstraction has 187 states and 264 transitions. [2020-08-21 22:58:20,371 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-21 22:58:20,371 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 264 transitions. [2020-08-21 22:58:20,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 750 [2020-08-21 22:58:20,377 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:58:20,377 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] [2020-08-21 22:58:20,378 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-08-21 22:58:20,378 INFO L427 AbstractCegarLoop]: === Iteration 23 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:58:20,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:58:20,378 INFO L82 PathProgramCache]: Analyzing trace with hash -1323260127, now seen corresponding path program 11 times [2020-08-21 22:58:20,379 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:58:20,380 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [680308230] [2020-08-21 22:58:20,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:58:20,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:20,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:58:20,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:20,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 22:58:20,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:21,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:21,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:21,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:21,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:21,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:21,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:21,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:21,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:21,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:21,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:21,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:21,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 22:58:21,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:21,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:21,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:21,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:21,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:21,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:21,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:21,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-21 22:58:21,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:21,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:21,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:21,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:21,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:21,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:21,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:21,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:21,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:21,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:21,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:21,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:21,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:21,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:21,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-21 22:58:21,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:22,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:22,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:22,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:22,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:22,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:22,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:22,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:22,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:22,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:22,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:22,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:22,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:22,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:22,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:22,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:22,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:22,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:22,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:22,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:22,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:22,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:22,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:22,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:22,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:22,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 22:58:22,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:22,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:22,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:22,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:22,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:22,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:22,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:22,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:22,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:22,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:22,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:22,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:22,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:22,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:22,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:22,618 INFO L134 CoverageAnalysis]: Checked inductivity of 16364 backedges. 328 proven. 2181 refuted. 0 times theorem prover too weak. 13855 trivial. 0 not checked. [2020-08-21 22:58:22,624 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [680308230] [2020-08-21 22:58:22,624 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 22:58:22,624 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-21 22:58:22,625 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409805995] [2020-08-21 22:58:22,627 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-21 22:58:22,627 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:58:22,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-21 22:58:22,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2020-08-21 22:58:22,630 INFO L87 Difference]: Start difference. First operand 187 states and 264 transitions. Second operand 14 states. [2020-08-21 22:58:23,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:58:23,101 INFO L93 Difference]: Finished difference Result 523 states and 826 transitions. [2020-08-21 22:58:23,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-08-21 22:58:23,101 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 749 [2020-08-21 22:58:23,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:58:23,110 INFO L225 Difference]: With dead ends: 523 [2020-08-21 22:58:23,110 INFO L226 Difference]: Without dead ends: 519 [2020-08-21 22:58:23,112 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=109, Invalid=397, Unknown=0, NotChecked=0, Total=506 [2020-08-21 22:58:23,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 519 states. [2020-08-21 22:58:23,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 519 to 465. [2020-08-21 22:58:23,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 465 states. [2020-08-21 22:58:23,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 465 states and 730 transitions. [2020-08-21 22:58:23,160 INFO L78 Accepts]: Start accepts. Automaton has 465 states and 730 transitions. Word has length 749 [2020-08-21 22:58:23,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:58:23,161 INFO L479 AbstractCegarLoop]: Abstraction has 465 states and 730 transitions. [2020-08-21 22:58:23,161 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-21 22:58:23,161 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 730 transitions. [2020-08-21 22:58:23,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1581 [2020-08-21 22:58:23,202 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:58:23,203 INFO L422 BasicCegarLoop]: trace histogram [117, 117, 114, 114, 94, 93, 58, 58, 58, 58, 58, 58, 58, 57, 57, 57, 57, 57, 57, 57, 36, 36, 24, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 22:58:23,203 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-08-21 22:58:23,204 INFO L427 AbstractCegarLoop]: === Iteration 24 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:58:23,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:58:23,204 INFO L82 PathProgramCache]: Analyzing trace with hash 592452606, now seen corresponding path program 12 times [2020-08-21 22:58:23,205 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:58:23,205 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1928201920] [2020-08-21 22:58:23,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:58:23,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:24,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:58:24,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:24,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 22:58:24,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:24,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:25,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:25,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:25,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:25,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:25,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:25,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:25,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:25,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:25,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:25,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:25,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:25,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:25,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:25,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:25,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:25,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:25,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:25,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:25,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:25,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:25,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:25,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:25,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:25,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:25,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:25,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:25,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:25,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 22:58:25,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:25,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:25,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:25,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:25,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:25,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:25,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:25,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:25,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:25,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:25,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:25,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:25,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:25,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:25,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-21 22:58:25,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:25,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:25,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:25,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:25,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:25,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:25,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:25,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:25,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:25,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:25,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:25,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:25,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:25,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:25,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:25,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2020-08-21 22:58:26,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:26,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:26,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:26,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:26,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:26,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:26,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:26,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:26,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:26,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:26,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:26,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:26,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:26,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:26,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:26,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:26,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:26,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:26,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:26,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:26,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:26,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:26,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:26,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:26,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:26,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:26,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 22:58:26,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:26,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:26,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:26,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:26,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:26,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:26,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:26,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:26,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:26,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:26,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:26,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:26,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:26,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:26,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-21 22:58:26,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:26,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:26,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:26,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:26,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:26,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:26,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:26,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:26,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:26,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:26,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:26,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:26,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:26,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:26,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 786 [2020-08-21 22:58:26,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:26,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:26,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:26,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:26,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:27,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:27,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:27,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:27,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:27,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:27,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:27,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:27,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:27,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:27,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:27,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:27,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 22:58:27,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:27,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:27,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:27,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:27,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:27,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:27,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:27,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-21 22:58:27,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:27,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:27,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:27,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:27,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:27,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:27,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:27,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2020-08-21 22:58:27,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:27,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:27,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:27,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:27,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:27,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:27,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:27,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:27,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:27,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:27,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:27,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:27,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 22:58:27,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:27,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:27,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:27,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:27,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:27,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:27,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:27,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-21 22:58:27,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:27,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:27,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:27,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:27,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:27,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:27,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:27,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:27,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:27,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:29,770 INFO L134 CoverageAnalysis]: Checked inductivity of 74553 backedges. 1235 proven. 6687 refuted. 0 times theorem prover too weak. 66631 trivial. 0 not checked. [2020-08-21 22:58:29,770 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1928201920] [2020-08-21 22:58:29,770 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 22:58:29,771 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-08-21 22:58:29,771 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627942650] [2020-08-21 22:58:29,772 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-08-21 22:58:29,772 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:58:29,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-08-21 22:58:29,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2020-08-21 22:58:29,772 INFO L87 Difference]: Start difference. First operand 465 states and 730 transitions. Second operand 18 states. [2020-08-21 22:58:30,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:58:30,689 INFO L93 Difference]: Finished difference Result 1045 states and 1789 transitions. [2020-08-21 22:58:30,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-08-21 22:58:30,689 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 1580 [2020-08-21 22:58:30,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:58:30,700 INFO L225 Difference]: With dead ends: 1045 [2020-08-21 22:58:30,700 INFO L226 Difference]: Without dead ends: 602 [2020-08-21 22:58:30,706 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 503 GetRequests, 467 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 269 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=196, Invalid=1210, Unknown=0, NotChecked=0, Total=1406 [2020-08-21 22:58:30,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 602 states. [2020-08-21 22:58:30,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 602 to 490. [2020-08-21 22:58:30,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 490 states. [2020-08-21 22:58:30,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 741 transitions. [2020-08-21 22:58:30,748 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 741 transitions. Word has length 1580 [2020-08-21 22:58:30,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:58:30,749 INFO L479 AbstractCegarLoop]: Abstraction has 490 states and 741 transitions. [2020-08-21 22:58:30,749 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-08-21 22:58:30,749 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 741 transitions. [2020-08-21 22:58:30,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1063 [2020-08-21 22:58:30,761 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:58:30,762 INFO L422 BasicCegarLoop]: trace histogram [80, 80, 75, 75, 63, 62, 40, 40, 40, 40, 40, 40, 40, 37, 37, 37, 37, 37, 37, 37, 26, 22, 17, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 22:58:30,764 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-08-21 22:58:30,765 INFO L427 AbstractCegarLoop]: === Iteration 25 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:58:30,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:58:30,766 INFO L82 PathProgramCache]: Analyzing trace with hash -2035244028, now seen corresponding path program 13 times [2020-08-21 22:58:30,766 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:58:30,766 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [879962105] [2020-08-21 22:58:30,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:58:30,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:31,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:58:31,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:31,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 22:58:31,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:31,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:31,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:31,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:31,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:31,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:32,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:32,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:32,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:32,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:32,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:32,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:32,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:32,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:32,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:32,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:32,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:32,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 22:58:32,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:32,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:32,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:32,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:32,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:32,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:32,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:32,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-21 22:58:32,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:32,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:32,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:32,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:32,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:32,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:32,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:32,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:32,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:32,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:32,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:32,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:32,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-21 22:58:32,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:32,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:32,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:32,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:32,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:32,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:32,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:32,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:32,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:32,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:32,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:32,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:32,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 22:58:32,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:32,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:32,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:32,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:32,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:32,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:32,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 704 [2020-08-21 22:58:33,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:33,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:33,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:33,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:33,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:33,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:33,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:33,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:33,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:33,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:33,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:33,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:33,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:33,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:33,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:33,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:33,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:33,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:33,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:33,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:33,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:33,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:33,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:33,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:33,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:33,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:33,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 22:58:33,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:33,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:33,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:33,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:33,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:33,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:33,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:33,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:33,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-08-21 22:58:33,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:33,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:33,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:33,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:33,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:33,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:33,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:33,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:33,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:33,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:33,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:33,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:33,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:33,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:33,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:33,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:34,377 INFO L134 CoverageAnalysis]: Checked inductivity of 33368 backedges. 2581 proven. 4439 refuted. 0 times theorem prover too weak. 26348 trivial. 0 not checked. [2020-08-21 22:58:34,377 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [879962105] [2020-08-21 22:58:34,378 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 22:58:34,378 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2020-08-21 22:58:34,378 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576620017] [2020-08-21 22:58:34,379 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-08-21 22:58:34,379 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:58:34,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-08-21 22:58:34,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2020-08-21 22:58:34,380 INFO L87 Difference]: Start difference. First operand 490 states and 741 transitions. Second operand 25 states. [2020-08-21 22:58:35,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:58:35,936 INFO L93 Difference]: Finished difference Result 1146 states and 2023 transitions. [2020-08-21 22:58:35,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2020-08-21 22:58:35,939 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 1062 [2020-08-21 22:58:35,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:58:35,951 INFO L225 Difference]: With dead ends: 1146 [2020-08-21 22:58:35,951 INFO L226 Difference]: Without dead ends: 678 [2020-08-21 22:58:35,957 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 364 GetRequests, 315 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 592 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=330, Invalid=2220, Unknown=0, NotChecked=0, Total=2550 [2020-08-21 22:58:35,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 678 states. [2020-08-21 22:58:35,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 678 to 574. [2020-08-21 22:58:35,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 574 states. [2020-08-21 22:58:36,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 574 states and 965 transitions. [2020-08-21 22:58:36,010 INFO L78 Accepts]: Start accepts. Automaton has 574 states and 965 transitions. Word has length 1062 [2020-08-21 22:58:36,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:58:36,011 INFO L479 AbstractCegarLoop]: Abstraction has 574 states and 965 transitions. [2020-08-21 22:58:36,011 INFO L480 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-08-21 22:58:36,011 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 965 transitions. [2020-08-21 22:58:36,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1554 [2020-08-21 22:58:36,035 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:58:36,036 INFO L422 BasicCegarLoop]: trace histogram [120, 120, 107, 107, 94, 90, 60, 60, 60, 60, 60, 60, 60, 53, 53, 53, 53, 53, 53, 53, 41, 30, 26, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 22:58:36,036 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-08-21 22:58:36,036 INFO L427 AbstractCegarLoop]: === Iteration 26 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:58:36,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:58:36,037 INFO L82 PathProgramCache]: Analyzing trace with hash -1097347470, now seen corresponding path program 14 times [2020-08-21 22:58:36,037 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:58:36,037 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2098821222] [2020-08-21 22:58:36,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:58:36,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:36,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:58:36,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:36,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 22:58:36,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:37,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:37,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:37,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:37,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:37,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:37,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:37,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:37,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:37,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:37,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:37,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:37,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:37,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:37,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:37,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:37,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:37,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:37,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:37,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:37,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:37,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:37,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:37,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:37,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:37,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:37,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:37,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:37,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 22:58:37,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:37,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:37,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:37,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:37,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:37,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:37,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:37,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:37,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:37,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:37,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:37,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:37,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:37,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:37,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-21 22:58:37,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:37,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:37,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:38,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:38,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:38,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:38,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:38,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:38,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:38,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:38,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:38,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:38,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:38,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:38,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:38,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:38,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:38,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 500 [2020-08-21 22:58:38,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:38,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:38,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:38,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:38,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:38,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:38,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:38,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:38,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:38,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:38,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:38,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:38,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:38,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:38,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:38,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2020-08-21 22:58:38,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:38,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:38,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:38,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:38,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:38,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:38,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:38,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:38,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:38,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:38,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:38,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:38,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:38,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:38,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:38,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:38,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:38,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 936 [2020-08-21 22:58:39,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:39,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:39,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:39,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:39,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:39,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:39,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:39,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:39,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:39,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:39,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:39,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:39,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:39,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:39,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:39,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2020-08-21 22:58:39,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:39,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:39,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:39,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:39,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:39,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:39,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:39,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:39,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:39,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:39,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:39,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:39,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:39,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:39,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:39,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2020-08-21 22:58:39,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:39,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:39,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:39,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:39,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:39,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:39,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:39,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:39,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:39,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:39,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:39,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:39,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:39,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:39,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:41,521 INFO L134 CoverageAnalysis]: Checked inductivity of 72212 backedges. 1932 proven. 8901 refuted. 0 times theorem prover too weak. 61379 trivial. 0 not checked. [2020-08-21 22:58:41,522 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2098821222] [2020-08-21 22:58:41,522 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 22:58:41,522 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2020-08-21 22:58:41,522 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843923797] [2020-08-21 22:58:41,523 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-08-21 22:58:41,523 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:58:41,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-08-21 22:58:41,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=474, Unknown=0, NotChecked=0, Total=552 [2020-08-21 22:58:41,524 INFO L87 Difference]: Start difference. First operand 574 states and 965 transitions. Second operand 24 states. [2020-08-21 22:58:42,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:58:42,986 INFO L93 Difference]: Finished difference Result 1299 states and 2372 transitions. [2020-08-21 22:58:42,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2020-08-21 22:58:42,987 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 1553 [2020-08-21 22:58:42,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:58:42,998 INFO L225 Difference]: With dead ends: 1299 [2020-08-21 22:58:42,999 INFO L226 Difference]: Without dead ends: 747 [2020-08-21 22:58:43,006 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 519 GetRequests, 460 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1052 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=515, Invalid=3145, Unknown=0, NotChecked=0, Total=3660 [2020-08-21 22:58:43,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 747 states. [2020-08-21 22:58:43,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 747 to 667. [2020-08-21 22:58:43,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 667 states. [2020-08-21 22:58:43,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 667 states and 1093 transitions. [2020-08-21 22:58:43,068 INFO L78 Accepts]: Start accepts. Automaton has 667 states and 1093 transitions. Word has length 1553 [2020-08-21 22:58:43,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:58:43,070 INFO L479 AbstractCegarLoop]: Abstraction has 667 states and 1093 transitions. [2020-08-21 22:58:43,070 INFO L480 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-08-21 22:58:43,070 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1093 transitions. [2020-08-21 22:58:43,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1104 [2020-08-21 22:58:43,087 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:58:43,087 INFO L422 BasicCegarLoop]: trace histogram [82, 82, 79, 79, 65, 65, 41, 41, 41, 41, 41, 41, 41, 39, 39, 39, 39, 39, 39, 39, 26, 24, 17, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 22:58:43,087 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-08-21 22:58:43,088 INFO L427 AbstractCegarLoop]: === Iteration 27 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:58:43,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:58:43,088 INFO L82 PathProgramCache]: Analyzing trace with hash -1831114295, now seen corresponding path program 15 times [2020-08-21 22:58:43,088 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:58:43,088 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [219067156] [2020-08-21 22:58:43,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:58:43,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:43,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:58:43,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:43,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-21 22:58:43,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:43,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:43,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:44,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:44,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:44,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:44,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:44,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:44,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:44,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:44,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:44,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:44,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:44,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:44,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 22:58:44,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:44,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:44,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:44,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:44,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:44,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:44,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:44,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-21 22:58:44,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:44,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:44,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:44,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:44,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:44,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:44,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:44,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:44,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:44,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:44,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:44,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:44,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-21 22:58:44,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:44,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:44,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:44,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:44,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:44,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:44,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:44,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:44,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:44,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:44,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:45,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:45,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:45,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:45,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:45,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:45,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:45,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:45,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 22:58:45,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:45,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:45,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:45,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:45,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:45,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:45,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:45,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:45,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:45,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:45,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-21 22:58:45,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:45,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:45,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:45,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:45,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-21 22:58:45,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:45,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:45,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:45,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:45,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:45,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:58:45,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:45,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:45,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 813 [2020-08-21 22:58:45,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:45,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:45,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:45,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:45,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:45,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-21 22:58:45,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-21 22:58:45,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-21 22:58:45,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:58:45,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37