/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_25-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-19 00:19:07,690 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-19 00:19:07,693 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-19 00:19:07,720 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-19 00:19:07,721 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-19 00:19:07,722 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-19 00:19:07,723 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-19 00:19:07,725 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-19 00:19:07,732 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-19 00:19:07,733 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-19 00:19:07,734 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-19 00:19:07,737 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-19 00:19:07,737 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-19 00:19:07,738 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-19 00:19:07,739 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-19 00:19:07,742 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-19 00:19:07,743 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-19 00:19:07,744 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-19 00:19:07,748 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-19 00:19:07,751 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-19 00:19:07,755 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-19 00:19:07,756 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-19 00:19:07,757 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-19 00:19:07,758 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-19 00:19:07,764 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-19 00:19:07,764 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-19 00:19:07,765 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-19 00:19:07,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-19 00:19:07,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-19 00:19:07,776 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-19 00:19:07,776 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-19 00:19:07,777 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-19 00:19:07,780 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-19 00:19:07,781 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-19 00:19:07,784 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-19 00:19:07,784 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-19 00:19:07,785 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-19 00:19:07,785 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-19 00:19:07,785 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-19 00:19:07,786 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-19 00:19:07,788 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-19 00:19:07,789 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-19 00:19:07,835 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-19 00:19:07,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-19 00:19:07,837 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-19 00:19:07,837 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-19 00:19:07,838 INFO L138 SettingsManager]: * Use SBE=true [2020-08-19 00:19:07,838 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-19 00:19:07,838 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-19 00:19:07,838 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-19 00:19:07,838 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-19 00:19:07,839 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-19 00:19:07,839 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-19 00:19:07,839 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-19 00:19:07,839 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-19 00:19:07,839 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-19 00:19:07,840 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-19 00:19:07,840 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-19 00:19:07,840 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-19 00:19:07,840 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-19 00:19:07,840 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-19 00:19:07,841 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-19 00:19:07,841 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-19 00:19:07,841 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-19 00:19:07,841 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-19 00:19:07,841 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-19 00:19:07,841 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-19 00:19:07,842 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-19 00:19:07,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-19 00:19:07,842 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-19 00:19:07,842 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-19 00:19:07,842 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4; [2020-08-19 00:19:08,176 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-19 00:19:08,196 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-19 00:19:08,199 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-19 00:19:08,201 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-19 00:19:08,204 INFO L275 PluginConnector]: CDTParser initialized [2020-08-19 00:19:08,205 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_25-1.c [2020-08-19 00:19:08,283 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bd6965067/df81f9dfbad44405a786f4070cb670a4/FLAGe3ad42177 [2020-08-19 00:19:08,804 INFO L306 CDTParser]: Found 1 translation units. [2020-08-19 00:19:08,805 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_2calls_25-1.c [2020-08-19 00:19:08,812 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bd6965067/df81f9dfbad44405a786f4070cb670a4/FLAGe3ad42177 [2020-08-19 00:19:09,220 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bd6965067/df81f9dfbad44405a786f4070cb670a4 [2020-08-19 00:19:09,230 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-19 00:19:09,232 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-19 00:19:09,233 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-19 00:19:09,233 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-19 00:19:09,238 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-19 00:19:09,239 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 12:19:09" (1/1) ... [2020-08-19 00:19:09,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d786d30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 12:19:09, skipping insertion in model container [2020-08-19 00:19:09,242 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 12:19:09" (1/1) ... [2020-08-19 00:19:09,252 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-19 00:19:09,273 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-19 00:19:09,451 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-19 00:19:09,456 INFO L203 MainTranslator]: Completed pre-run [2020-08-19 00:19:09,474 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-19 00:19:09,489 INFO L208 MainTranslator]: Completed translation [2020-08-19 00:19:09,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 12:19:09 WrapperNode [2020-08-19 00:19:09,490 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-19 00:19:09,491 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-19 00:19:09,491 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-19 00:19:09,491 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-19 00:19:09,501 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 12:19:09" (1/1) ... [2020-08-19 00:19:09,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 12:19:09" (1/1) ... [2020-08-19 00:19:09,585 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 12:19:09" (1/1) ... [2020-08-19 00:19:09,585 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 12:19:09" (1/1) ... [2020-08-19 00:19:09,593 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 12:19:09" (1/1) ... [2020-08-19 00:19:09,596 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 12:19:09" (1/1) ... [2020-08-19 00:19:09,597 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 12:19:09" (1/1) ... [2020-08-19 00:19:09,604 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-19 00:19:09,606 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-19 00:19:09,606 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-19 00:19:09,606 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-19 00:19:09,607 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 12:19:09" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-19 00:19:09,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-19 00:19:09,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-19 00:19:09,674 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2020-08-19 00:19:09,674 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2020-08-19 00:19:09,674 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-19 00:19:09,675 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-19 00:19:09,675 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-19 00:19:09,675 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2020-08-19 00:19:09,675 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2020-08-19 00:19:09,675 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-19 00:19:09,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-19 00:19:09,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-19 00:19:09,875 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-19 00:19:09,876 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-19 00:19:09,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.08 12:19:09 BoogieIcfgContainer [2020-08-19 00:19:09,881 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-19 00:19:09,882 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-19 00:19:09,882 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-19 00:19:09,886 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-19 00:19:09,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.08 12:19:09" (1/3) ... [2020-08-19 00:19:09,887 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@596b75df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.08 12:19:09, skipping insertion in model container [2020-08-19 00:19:09,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 12:19:09" (2/3) ... [2020-08-19 00:19:09,888 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@596b75df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.08 12:19:09, skipping insertion in model container [2020-08-19 00:19:09,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.08 12:19:09" (3/3) ... [2020-08-19 00:19:09,890 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_2calls_25-1.c [2020-08-19 00:19:09,901 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-19 00:19:09,909 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-19 00:19:09,923 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-19 00:19:09,954 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-19 00:19:09,954 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-19 00:19:09,954 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-19 00:19:09,954 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-19 00:19:09,954 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-19 00:19:09,954 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-19 00:19:09,955 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-19 00:19:09,955 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-19 00:19:09,975 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2020-08-19 00:19:09,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-08-19 00:19:09,982 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 00:19:09,983 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 00:19:09,984 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 00:19:09,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 00:19:09,990 INFO L82 PathProgramCache]: Analyzing trace with hash 1464461757, now seen corresponding path program 1 times [2020-08-19 00:19:09,999 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 00:19:10,000 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1603458288] [2020-08-19 00:19:10,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 00:19:10,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:10,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 00:19:10,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:10,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 00:19:10,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:10,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-19 00:19:10,218 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1603458288] [2020-08-19 00:19:10,220 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 00:19:10,221 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-19 00:19:10,222 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823720513] [2020-08-19 00:19:10,228 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-19 00:19:10,228 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 00:19:10,245 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-19 00:19:10,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-19 00:19:10,252 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 5 states. [2020-08-19 00:19:10,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 00:19:10,368 INFO L93 Difference]: Finished difference Result 44 states and 53 transitions. [2020-08-19 00:19:10,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-19 00:19:10,371 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-08-19 00:19:10,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 00:19:10,384 INFO L225 Difference]: With dead ends: 44 [2020-08-19 00:19:10,384 INFO L226 Difference]: Without dead ends: 30 [2020-08-19 00:19:10,388 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-08-19 00:19:10,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-08-19 00:19:10,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-08-19 00:19:10,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-08-19 00:19:10,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-08-19 00:19:10,442 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 13 [2020-08-19 00:19:10,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 00:19:10,443 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-08-19 00:19:10,443 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-19 00:19:10,443 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-08-19 00:19:10,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-08-19 00:19:10,445 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 00:19:10,446 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 00:19:10,446 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-19 00:19:10,447 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 00:19:10,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 00:19:10,447 INFO L82 PathProgramCache]: Analyzing trace with hash -1134800479, now seen corresponding path program 1 times [2020-08-19 00:19:10,448 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 00:19:10,448 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [194470223] [2020-08-19 00:19:10,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 00:19:10,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:10,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 00:19:10,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:10,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 00:19:10,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:10,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-19 00:19:10,522 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [194470223] [2020-08-19 00:19:10,522 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 00:19:10,522 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-19 00:19:10,523 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122123144] [2020-08-19 00:19:10,524 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-19 00:19:10,525 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 00:19:10,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-19 00:19:10,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-19 00:19:10,526 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 5 states. [2020-08-19 00:19:10,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 00:19:10,623 INFO L93 Difference]: Finished difference Result 36 states and 44 transitions. [2020-08-19 00:19:10,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-19 00:19:10,624 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-08-19 00:19:10,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 00:19:10,626 INFO L225 Difference]: With dead ends: 36 [2020-08-19 00:19:10,626 INFO L226 Difference]: Without dead ends: 32 [2020-08-19 00:19:10,628 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-08-19 00:19:10,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2020-08-19 00:19:10,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 30. [2020-08-19 00:19:10,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-08-19 00:19:10,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-08-19 00:19:10,639 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 14 [2020-08-19 00:19:10,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 00:19:10,639 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-08-19 00:19:10,640 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-19 00:19:10,640 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-08-19 00:19:10,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-08-19 00:19:10,642 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 00:19:10,642 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 00:19:10,642 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-19 00:19:10,643 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 00:19:10,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 00:19:10,643 INFO L82 PathProgramCache]: Analyzing trace with hash -1592795560, now seen corresponding path program 1 times [2020-08-19 00:19:10,643 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 00:19:10,644 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [311662073] [2020-08-19 00:19:10,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 00:19:10,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:10,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 00:19:10,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:10,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 00:19:10,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:10,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:10,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:10,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-19 00:19:10,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:10,813 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-19 00:19:10,813 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [311662073] [2020-08-19 00:19:10,817 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 00:19:10,817 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-19 00:19:10,818 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695814762] [2020-08-19 00:19:10,818 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-19 00:19:10,819 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 00:19:10,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-19 00:19:10,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-08-19 00:19:10,820 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 7 states. [2020-08-19 00:19:10,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 00:19:10,929 INFO L93 Difference]: Finished difference Result 58 states and 78 transitions. [2020-08-19 00:19:10,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-19 00:19:10,930 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2020-08-19 00:19:10,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 00:19:10,932 INFO L225 Difference]: With dead ends: 58 [2020-08-19 00:19:10,932 INFO L226 Difference]: Without dead ends: 34 [2020-08-19 00:19:10,933 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-08-19 00:19:10,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2020-08-19 00:19:10,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 32. [2020-08-19 00:19:10,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-08-19 00:19:10,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2020-08-19 00:19:10,944 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 39 transitions. Word has length 26 [2020-08-19 00:19:10,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 00:19:10,944 INFO L479 AbstractCegarLoop]: Abstraction has 32 states and 39 transitions. [2020-08-19 00:19:10,945 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-19 00:19:10,945 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2020-08-19 00:19:10,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-08-19 00:19:10,947 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 00:19:10,947 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 00:19:10,947 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-19 00:19:10,948 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 00:19:10,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 00:19:10,948 INFO L82 PathProgramCache]: Analyzing trace with hash 746633022, now seen corresponding path program 1 times [2020-08-19 00:19:10,949 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 00:19:10,949 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [594196456] [2020-08-19 00:19:10,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 00:19:10,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:10,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 00:19:10,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:10,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 00:19:11,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:11,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:11,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:11,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:11,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:11,079 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-19 00:19:11,080 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [594196456] [2020-08-19 00:19:11,081 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 00:19:11,081 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-19 00:19:11,081 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334302055] [2020-08-19 00:19:11,082 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-19 00:19:11,083 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 00:19:11,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-19 00:19:11,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-08-19 00:19:11,084 INFO L87 Difference]: Start difference. First operand 32 states and 39 transitions. Second operand 7 states. [2020-08-19 00:19:11,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 00:19:11,325 INFO L93 Difference]: Finished difference Result 54 states and 74 transitions. [2020-08-19 00:19:11,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-19 00:19:11,326 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-08-19 00:19:11,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 00:19:11,330 INFO L225 Difference]: With dead ends: 54 [2020-08-19 00:19:11,330 INFO L226 Difference]: Without dead ends: 50 [2020-08-19 00:19:11,331 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-08-19 00:19:11,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2020-08-19 00:19:11,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 48. [2020-08-19 00:19:11,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-08-19 00:19:11,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 65 transitions. [2020-08-19 00:19:11,344 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 65 transitions. Word has length 27 [2020-08-19 00:19:11,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 00:19:11,345 INFO L479 AbstractCegarLoop]: Abstraction has 48 states and 65 transitions. [2020-08-19 00:19:11,345 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-19 00:19:11,345 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2020-08-19 00:19:11,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-08-19 00:19:11,347 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 00:19:11,347 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 00:19:11,348 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-19 00:19:11,348 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 00:19:11,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 00:19:11,348 INFO L82 PathProgramCache]: Analyzing trace with hash 986908919, now seen corresponding path program 1 times [2020-08-19 00:19:11,349 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 00:19:11,349 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1862373338] [2020-08-19 00:19:11,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 00:19:11,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:11,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 00:19:11,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:11,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 00:19:11,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:11,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:11,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:11,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:11,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:11,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-19 00:19:11,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:11,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-19 00:19:11,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:11,461 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-08-19 00:19:11,462 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1862373338] [2020-08-19 00:19:11,462 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 00:19:11,462 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-08-19 00:19:11,462 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790424097] [2020-08-19 00:19:11,463 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-19 00:19:11,463 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 00:19:11,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-19 00:19:11,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-08-19 00:19:11,464 INFO L87 Difference]: Start difference. First operand 48 states and 65 transitions. Second operand 6 states. [2020-08-19 00:19:11,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 00:19:11,531 INFO L93 Difference]: Finished difference Result 94 states and 142 transitions. [2020-08-19 00:19:11,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-08-19 00:19:11,532 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 39 [2020-08-19 00:19:11,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 00:19:11,534 INFO L225 Difference]: With dead ends: 94 [2020-08-19 00:19:11,534 INFO L226 Difference]: Without dead ends: 52 [2020-08-19 00:19:11,535 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-08-19 00:19:11,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2020-08-19 00:19:11,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2020-08-19 00:19:11,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2020-08-19 00:19:11,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 71 transitions. [2020-08-19 00:19:11,548 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 71 transitions. Word has length 39 [2020-08-19 00:19:11,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 00:19:11,548 INFO L479 AbstractCegarLoop]: Abstraction has 52 states and 71 transitions. [2020-08-19 00:19:11,548 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-19 00:19:11,549 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 71 transitions. [2020-08-19 00:19:11,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-08-19 00:19:11,551 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 00:19:11,551 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 00:19:11,551 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-19 00:19:11,551 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 00:19:11,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 00:19:11,552 INFO L82 PathProgramCache]: Analyzing trace with hash -2100495745, now seen corresponding path program 1 times [2020-08-19 00:19:11,552 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 00:19:11,552 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1835708151] [2020-08-19 00:19:11,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 00:19:11,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:11,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 00:19:11,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:11,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 00:19:11,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:11,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:11,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:11,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:11,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:11,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:11,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:11,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:11,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:11,780 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-08-19 00:19:11,782 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1835708151] [2020-08-19 00:19:11,782 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 00:19:11,783 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-19 00:19:11,783 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029795631] [2020-08-19 00:19:11,783 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-19 00:19:11,784 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 00:19:11,784 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-19 00:19:11,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-19 00:19:11,785 INFO L87 Difference]: Start difference. First operand 52 states and 71 transitions. Second operand 8 states. [2020-08-19 00:19:11,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 00:19:11,926 INFO L93 Difference]: Finished difference Result 103 states and 158 transitions. [2020-08-19 00:19:11,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-19 00:19:11,927 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 40 [2020-08-19 00:19:11,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 00:19:11,929 INFO L225 Difference]: With dead ends: 103 [2020-08-19 00:19:11,929 INFO L226 Difference]: Without dead ends: 57 [2020-08-19 00:19:11,931 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-08-19 00:19:11,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-08-19 00:19:11,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2020-08-19 00:19:11,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-08-19 00:19:11,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 74 transitions. [2020-08-19 00:19:11,943 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 74 transitions. Word has length 40 [2020-08-19 00:19:11,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 00:19:11,944 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 74 transitions. [2020-08-19 00:19:11,944 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-19 00:19:11,944 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 74 transitions. [2020-08-19 00:19:11,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-08-19 00:19:11,947 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 00:19:11,947 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 00:19:11,947 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-19 00:19:11,947 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 00:19:11,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 00:19:11,948 INFO L82 PathProgramCache]: Analyzing trace with hash 208191613, now seen corresponding path program 1 times [2020-08-19 00:19:11,948 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 00:19:11,948 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [793569334] [2020-08-19 00:19:11,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 00:19:11,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:11,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 00:19:11,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:11,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 00:19:11,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:12,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:12,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:12,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:12,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:12,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:12,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:12,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:12,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:12,069 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-08-19 00:19:12,069 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [793569334] [2020-08-19 00:19:12,070 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 00:19:12,070 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-19 00:19:12,070 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778443652] [2020-08-19 00:19:12,071 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-19 00:19:12,071 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 00:19:12,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-19 00:19:12,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-19 00:19:12,072 INFO L87 Difference]: Start difference. First operand 54 states and 74 transitions. Second operand 8 states. [2020-08-19 00:19:12,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 00:19:12,310 INFO L93 Difference]: Finished difference Result 86 states and 126 transitions. [2020-08-19 00:19:12,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-19 00:19:12,312 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 41 [2020-08-19 00:19:12,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 00:19:12,317 INFO L225 Difference]: With dead ends: 86 [2020-08-19 00:19:12,320 INFO L226 Difference]: Without dead ends: 82 [2020-08-19 00:19:12,321 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-08-19 00:19:12,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2020-08-19 00:19:12,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 79. [2020-08-19 00:19:12,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-08-19 00:19:12,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 118 transitions. [2020-08-19 00:19:12,360 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 118 transitions. Word has length 41 [2020-08-19 00:19:12,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 00:19:12,364 INFO L479 AbstractCegarLoop]: Abstraction has 79 states and 118 transitions. [2020-08-19 00:19:12,364 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-19 00:19:12,364 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 118 transitions. [2020-08-19 00:19:12,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-08-19 00:19:12,378 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 00:19:12,378 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 00:19:12,379 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-19 00:19:12,379 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 00:19:12,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 00:19:12,379 INFO L82 PathProgramCache]: Analyzing trace with hash -405677468, now seen corresponding path program 1 times [2020-08-19 00:19:12,380 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 00:19:12,382 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [614990410] [2020-08-19 00:19:12,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 00:19:12,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:12,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 00:19:12,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:12,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 00:19:12,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:12,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:12,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:12,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:12,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:12,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:12,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:12,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:12,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:12,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:12,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:12,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-08-19 00:19:12,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:12,557 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-08-19 00:19:12,558 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [614990410] [2020-08-19 00:19:12,558 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 00:19:12,558 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-19 00:19:12,559 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162925035] [2020-08-19 00:19:12,559 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-19 00:19:12,559 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 00:19:12,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-19 00:19:12,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-19 00:19:12,560 INFO L87 Difference]: Start difference. First operand 79 states and 118 transitions. Second operand 8 states. [2020-08-19 00:19:12,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 00:19:12,688 INFO L93 Difference]: Finished difference Result 167 states and 288 transitions. [2020-08-19 00:19:12,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-19 00:19:12,689 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 54 [2020-08-19 00:19:12,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 00:19:12,691 INFO L225 Difference]: With dead ends: 167 [2020-08-19 00:19:12,691 INFO L226 Difference]: Without dead ends: 94 [2020-08-19 00:19:12,693 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-08-19 00:19:12,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-08-19 00:19:12,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 88. [2020-08-19 00:19:12,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2020-08-19 00:19:12,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 134 transitions. [2020-08-19 00:19:12,714 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 134 transitions. Word has length 54 [2020-08-19 00:19:12,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 00:19:12,715 INFO L479 AbstractCegarLoop]: Abstraction has 88 states and 134 transitions. [2020-08-19 00:19:12,715 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-19 00:19:12,715 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 134 transitions. [2020-08-19 00:19:12,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-08-19 00:19:12,719 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 00:19:12,719 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 00:19:12,719 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-08-19 00:19:12,719 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 00:19:12,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 00:19:12,720 INFO L82 PathProgramCache]: Analyzing trace with hash -242988780, now seen corresponding path program 1 times [2020-08-19 00:19:12,720 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 00:19:12,721 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1960351178] [2020-08-19 00:19:12,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 00:19:12,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:12,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 00:19:12,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:12,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 00:19:12,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:12,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:12,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:12,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:12,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:12,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:12,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:12,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:12,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:12,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:12,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:12,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:12,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:12,949 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 19 proven. 11 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-08-19 00:19:12,949 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1960351178] [2020-08-19 00:19:12,949 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 00:19:12,950 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-19 00:19:12,952 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1853006389] [2020-08-19 00:19:12,953 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-19 00:19:12,953 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 00:19:12,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-19 00:19:12,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-19 00:19:12,956 INFO L87 Difference]: Start difference. First operand 88 states and 134 transitions. Second operand 10 states. [2020-08-19 00:19:13,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 00:19:13,183 INFO L93 Difference]: Finished difference Result 188 states and 331 transitions. [2020-08-19 00:19:13,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-19 00:19:13,184 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 55 [2020-08-19 00:19:13,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 00:19:13,186 INFO L225 Difference]: With dead ends: 188 [2020-08-19 00:19:13,186 INFO L226 Difference]: Without dead ends: 109 [2020-08-19 00:19:13,187 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2020-08-19 00:19:13,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-08-19 00:19:13,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 100. [2020-08-19 00:19:13,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-08-19 00:19:13,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 158 transitions. [2020-08-19 00:19:13,204 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 158 transitions. Word has length 55 [2020-08-19 00:19:13,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 00:19:13,204 INFO L479 AbstractCegarLoop]: Abstraction has 100 states and 158 transitions. [2020-08-19 00:19:13,204 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-19 00:19:13,205 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 158 transitions. [2020-08-19 00:19:13,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-08-19 00:19:13,206 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 00:19:13,207 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 00:19:13,207 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-08-19 00:19:13,207 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 00:19:13,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 00:19:13,207 INFO L82 PathProgramCache]: Analyzing trace with hash -908952008, now seen corresponding path program 2 times [2020-08-19 00:19:13,208 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 00:19:13,208 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [792216288] [2020-08-19 00:19:13,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 00:19:13,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:13,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 00:19:13,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:13,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 00:19:13,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:13,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:13,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:13,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:13,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:13,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:13,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:13,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:13,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:13,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:13,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:13,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:13,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:13,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:13,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:13,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:13,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:13,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:13,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:13,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:13,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:13,448 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 30 proven. 52 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2020-08-19 00:19:13,449 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [792216288] [2020-08-19 00:19:13,450 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 00:19:13,450 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-08-19 00:19:13,450 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522585175] [2020-08-19 00:19:13,454 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-19 00:19:13,454 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 00:19:13,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-19 00:19:13,455 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-08-19 00:19:13,455 INFO L87 Difference]: Start difference. First operand 100 states and 158 transitions. Second operand 12 states. [2020-08-19 00:19:13,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 00:19:13,876 INFO L93 Difference]: Finished difference Result 199 states and 354 transitions. [2020-08-19 00:19:13,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-08-19 00:19:13,876 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 82 [2020-08-19 00:19:13,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 00:19:13,878 INFO L225 Difference]: With dead ends: 199 [2020-08-19 00:19:13,878 INFO L226 Difference]: Without dead ends: 86 [2020-08-19 00:19:13,882 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=79, Invalid=341, Unknown=0, NotChecked=0, Total=420 [2020-08-19 00:19:13,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2020-08-19 00:19:13,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 71. [2020-08-19 00:19:13,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-08-19 00:19:13,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 93 transitions. [2020-08-19 00:19:13,902 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 93 transitions. Word has length 82 [2020-08-19 00:19:13,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 00:19:13,902 INFO L479 AbstractCegarLoop]: Abstraction has 71 states and 93 transitions. [2020-08-19 00:19:13,902 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-19 00:19:13,902 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 93 transitions. [2020-08-19 00:19:13,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-08-19 00:19:13,904 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 00:19:13,904 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 7, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 00:19:13,904 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-08-19 00:19:13,904 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 00:19:13,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 00:19:13,905 INFO L82 PathProgramCache]: Analyzing trace with hash -2119203654, now seen corresponding path program 2 times [2020-08-19 00:19:13,905 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 00:19:13,905 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1496253911] [2020-08-19 00:19:13,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 00:19:13,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:13,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 00:19:13,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:13,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 00:19:13,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:14,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:14,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:14,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:14,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:14,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:14,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:14,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-19 00:19:14,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:14,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:14,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:14,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:14,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:14,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:14,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,185 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 44 proven. 79 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2020-08-19 00:19:14,186 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1496253911] [2020-08-19 00:19:14,186 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 00:19:14,186 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-19 00:19:14,186 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719621547] [2020-08-19 00:19:14,187 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-19 00:19:14,187 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 00:19:14,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-19 00:19:14,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-19 00:19:14,188 INFO L87 Difference]: Start difference. First operand 71 states and 93 transitions. Second operand 10 states. [2020-08-19 00:19:14,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 00:19:14,375 INFO L93 Difference]: Finished difference Result 142 states and 204 transitions. [2020-08-19 00:19:14,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-19 00:19:14,376 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 110 [2020-08-19 00:19:14,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 00:19:14,377 INFO L225 Difference]: With dead ends: 142 [2020-08-19 00:19:14,377 INFO L226 Difference]: Without dead ends: 78 [2020-08-19 00:19:14,378 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2020-08-19 00:19:14,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-08-19 00:19:14,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2020-08-19 00:19:14,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2020-08-19 00:19:14,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 100 transitions. [2020-08-19 00:19:14,387 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 100 transitions. Word has length 110 [2020-08-19 00:19:14,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 00:19:14,387 INFO L479 AbstractCegarLoop]: Abstraction has 78 states and 100 transitions. [2020-08-19 00:19:14,387 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-19 00:19:14,387 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 100 transitions. [2020-08-19 00:19:14,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-08-19 00:19:14,389 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 00:19:14,389 INFO L422 BasicCegarLoop]: trace histogram [17, 17, 13, 10, 10, 10, 8, 8, 8, 8, 8, 8, 8, 8, 5, 5, 5, 5, 5, 5, 5, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 00:19:14,390 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-08-19 00:19:14,390 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 00:19:14,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 00:19:14,390 INFO L82 PathProgramCache]: Analyzing trace with hash -1263382818, now seen corresponding path program 3 times [2020-08-19 00:19:14,390 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 00:19:14,391 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1978688557] [2020-08-19 00:19:14,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 00:19:14,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 00:19:14,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 00:19:14,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:14,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:14,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:14,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:14,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:14,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:14,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:14,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:14,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:14,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:14,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-08-19 00:19:14,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:14,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:14,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-08-19 00:19:14,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:14,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:14,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:14,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:14,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:14,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:14,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:14,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:14,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:14,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-08-19 00:19:14,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:14,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:14,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:14,895 INFO L134 CoverageAnalysis]: Checked inductivity of 999 backedges. 133 proven. 373 refuted. 0 times theorem prover too weak. 493 trivial. 0 not checked. [2020-08-19 00:19:14,896 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1978688557] [2020-08-19 00:19:14,896 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 00:19:14,896 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-08-19 00:19:14,896 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091275889] [2020-08-19 00:19:14,897 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-08-19 00:19:14,898 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 00:19:14,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-08-19 00:19:14,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2020-08-19 00:19:14,899 INFO L87 Difference]: Start difference. First operand 78 states and 100 transitions. Second operand 15 states. [2020-08-19 00:19:15,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 00:19:15,471 INFO L93 Difference]: Finished difference Result 184 states and 282 transitions. [2020-08-19 00:19:15,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-08-19 00:19:15,472 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 192 [2020-08-19 00:19:15,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 00:19:15,474 INFO L225 Difference]: With dead ends: 184 [2020-08-19 00:19:15,474 INFO L226 Difference]: Without dead ends: 111 [2020-08-19 00:19:15,476 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 145 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=137, Invalid=675, Unknown=0, NotChecked=0, Total=812 [2020-08-19 00:19:15,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2020-08-19 00:19:15,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 99. [2020-08-19 00:19:15,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-08-19 00:19:15,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 133 transitions. [2020-08-19 00:19:15,489 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 133 transitions. Word has length 192 [2020-08-19 00:19:15,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 00:19:15,490 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 133 transitions. [2020-08-19 00:19:15,490 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-08-19 00:19:15,490 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 133 transitions. [2020-08-19 00:19:15,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-08-19 00:19:15,492 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 00:19:15,492 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 9, 9, 8, 7, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 00:19:15,493 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-08-19 00:19:15,493 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 00:19:15,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 00:19:15,493 INFO L82 PathProgramCache]: Analyzing trace with hash -2102107778, now seen corresponding path program 1 times [2020-08-19 00:19:15,494 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 00:19:15,494 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [894144972] [2020-08-19 00:19:15,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 00:19:15,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:15,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 00:19:15,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:15,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 00:19:15,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:15,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:15,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:15,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:15,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:15,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:15,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:15,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:15,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:15,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:15,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:15,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:15,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:15,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:15,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:15,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:15,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:15,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:15,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:15,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:15,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:15,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:15,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:15,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:15,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:15,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:15,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:15,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-08-19 00:19:15,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:15,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:15,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:15,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:15,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:15,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:15,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:15,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:15,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:15,793 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 109 proven. 85 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2020-08-19 00:19:15,793 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [894144972] [2020-08-19 00:19:15,794 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 00:19:15,794 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-19 00:19:15,794 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091813190] [2020-08-19 00:19:15,795 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-19 00:19:15,795 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 00:19:15,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-19 00:19:15,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-08-19 00:19:15,796 INFO L87 Difference]: Start difference. First operand 99 states and 133 transitions. Second operand 11 states. [2020-08-19 00:19:16,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 00:19:16,063 INFO L93 Difference]: Finished difference Result 188 states and 266 transitions. [2020-08-19 00:19:16,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-08-19 00:19:16,066 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 136 [2020-08-19 00:19:16,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 00:19:16,067 INFO L225 Difference]: With dead ends: 188 [2020-08-19 00:19:16,068 INFO L226 Difference]: Without dead ends: 101 [2020-08-19 00:19:16,069 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2020-08-19 00:19:16,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-08-19 00:19:16,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 98. [2020-08-19 00:19:16,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-08-19 00:19:16,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 130 transitions. [2020-08-19 00:19:16,079 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 130 transitions. Word has length 136 [2020-08-19 00:19:16,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 00:19:16,080 INFO L479 AbstractCegarLoop]: Abstraction has 98 states and 130 transitions. [2020-08-19 00:19:16,080 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-19 00:19:16,080 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 130 transitions. [2020-08-19 00:19:16,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-19 00:19:16,082 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 00:19:16,082 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 12, 12, 11, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 00:19:16,083 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-08-19 00:19:16,083 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 00:19:16,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 00:19:16,083 INFO L82 PathProgramCache]: Analyzing trace with hash 677703633, now seen corresponding path program 2 times [2020-08-19 00:19:16,084 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 00:19:16,084 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [193756340] [2020-08-19 00:19:16,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 00:19:16,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:16,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 00:19:16,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:16,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 00:19:16,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:16,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:16,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:16,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:16,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:16,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:16,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:16,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:16,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:16,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:16,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:16,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:16,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:16,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:16,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:16,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:16,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:16,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:16,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:16,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:16,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:16,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:16,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:16,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:16,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:16,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:16,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:16,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:16,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:16,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:16,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:16,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:16,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:16,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:16,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:16,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:16,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:16,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:16,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:16,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-08-19 00:19:16,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:16,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:16,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:16,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:16,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:16,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:16,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:16,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:16,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:16,501 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 138 proven. 250 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-08-19 00:19:16,501 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [193756340] [2020-08-19 00:19:16,502 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 00:19:16,502 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-19 00:19:16,502 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671458716] [2020-08-19 00:19:16,503 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-19 00:19:16,503 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 00:19:16,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-19 00:19:16,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-19 00:19:16,504 INFO L87 Difference]: Start difference. First operand 98 states and 130 transitions. Second operand 14 states. [2020-08-19 00:19:17,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 00:19:17,083 INFO L93 Difference]: Finished difference Result 224 states and 343 transitions. [2020-08-19 00:19:17,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-08-19 00:19:17,083 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 177 [2020-08-19 00:19:17,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 00:19:17,085 INFO L225 Difference]: With dead ends: 224 [2020-08-19 00:19:17,086 INFO L226 Difference]: Without dead ends: 131 [2020-08-19 00:19:17,089 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=131, Invalid=625, Unknown=0, NotChecked=0, Total=756 [2020-08-19 00:19:17,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-08-19 00:19:17,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 114. [2020-08-19 00:19:17,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-08-19 00:19:17,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 154 transitions. [2020-08-19 00:19:17,104 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 154 transitions. Word has length 177 [2020-08-19 00:19:17,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 00:19:17,105 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 154 transitions. [2020-08-19 00:19:17,105 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-19 00:19:17,105 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 154 transitions. [2020-08-19 00:19:17,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-19 00:19:17,107 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 00:19:17,107 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 12, 12, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 00:19:17,108 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-08-19 00:19:17,108 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 00:19:17,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 00:19:17,108 INFO L82 PathProgramCache]: Analyzing trace with hash 307857833, now seen corresponding path program 3 times [2020-08-19 00:19:17,109 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 00:19:17,109 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1886216827] [2020-08-19 00:19:17,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 00:19:17,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:17,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 00:19:17,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:17,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 00:19:17,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:17,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:17,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:17,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:17,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:17,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:17,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:17,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:17,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:17,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:17,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:17,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:17,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:17,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:17,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:17,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:17,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:17,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:17,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:17,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:17,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:17,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:17,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:17,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:17,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:17,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:17,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:17,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:17,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:17,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:17,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:17,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:17,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:17,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:17,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:17,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:17,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:17,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:17,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:17,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:17,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:17,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:17,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:17,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:17,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:17,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:17,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:17,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:17,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:17,493 INFO L134 CoverageAnalysis]: Checked inductivity of 786 backedges. 45 proven. 260 refuted. 0 times theorem prover too weak. 481 trivial. 0 not checked. [2020-08-19 00:19:17,493 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1886216827] [2020-08-19 00:19:17,494 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 00:19:17,494 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-19 00:19:17,494 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766300140] [2020-08-19 00:19:17,495 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-19 00:19:17,495 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 00:19:17,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-19 00:19:17,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-08-19 00:19:17,496 INFO L87 Difference]: Start difference. First operand 114 states and 154 transitions. Second operand 11 states. [2020-08-19 00:19:17,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 00:19:17,797 INFO L93 Difference]: Finished difference Result 244 states and 371 transitions. [2020-08-19 00:19:17,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-08-19 00:19:17,798 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 177 [2020-08-19 00:19:17,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 00:19:17,802 INFO L225 Difference]: With dead ends: 244 [2020-08-19 00:19:17,803 INFO L226 Difference]: Without dead ends: 240 [2020-08-19 00:19:17,804 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2020-08-19 00:19:17,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2020-08-19 00:19:17,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 220. [2020-08-19 00:19:17,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2020-08-19 00:19:17,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 331 transitions. [2020-08-19 00:19:17,824 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 331 transitions. Word has length 177 [2020-08-19 00:19:17,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 00:19:17,824 INFO L479 AbstractCegarLoop]: Abstraction has 220 states and 331 transitions. [2020-08-19 00:19:17,824 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-19 00:19:17,824 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 331 transitions. [2020-08-19 00:19:17,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2020-08-19 00:19:17,828 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 00:19:17,829 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] [2020-08-19 00:19:17,829 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-08-19 00:19:17,829 INFO L427 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 00:19:17,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 00:19:17,830 INFO L82 PathProgramCache]: Analyzing trace with hash 1318955698, now seen corresponding path program 4 times [2020-08-19 00:19:17,830 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 00:19:17,830 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1633264466] [2020-08-19 00:19:17,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 00:19:17,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:17,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 00:19:17,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:17,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 00:19:17,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:17,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:17,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:18,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:18,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:18,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:18,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:18,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:18,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:18,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:18,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:18,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:18,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:18,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:18,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:18,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-08-19 00:19:18,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:18,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:18,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:18,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:18,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-08-19 00:19:18,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:18,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:18,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:18,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:18,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:18,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:18,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:18,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:18,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:18,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:18,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:18,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:18,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:18,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-08-19 00:19:18,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:18,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:18,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:18,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:18,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2032 backedges. 167 proven. 362 refuted. 0 times theorem prover too weak. 1503 trivial. 0 not checked. [2020-08-19 00:19:18,503 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1633264466] [2020-08-19 00:19:18,504 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 00:19:18,504 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-19 00:19:18,504 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896870722] [2020-08-19 00:19:18,505 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-19 00:19:18,505 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 00:19:18,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-19 00:19:18,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-08-19 00:19:18,506 INFO L87 Difference]: Start difference. First operand 220 states and 331 transitions. Second operand 11 states. [2020-08-19 00:19:18,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 00:19:18,767 INFO L93 Difference]: Finished difference Result 429 states and 677 transitions. [2020-08-19 00:19:18,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-08-19 00:19:18,768 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 274 [2020-08-19 00:19:18,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 00:19:18,771 INFO L225 Difference]: With dead ends: 429 [2020-08-19 00:19:18,772 INFO L226 Difference]: Without dead ends: 225 [2020-08-19 00:19:18,774 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 [2020-08-19 00:19:18,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-08-19 00:19:18,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 222. [2020-08-19 00:19:18,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2020-08-19 00:19:18,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 316 transitions. [2020-08-19 00:19:18,792 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 316 transitions. Word has length 274 [2020-08-19 00:19:18,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 00:19:18,793 INFO L479 AbstractCegarLoop]: Abstraction has 222 states and 316 transitions. [2020-08-19 00:19:18,793 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-19 00:19:18,793 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 316 transitions. [2020-08-19 00:19:18,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2020-08-19 00:19:18,798 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 00:19:18,799 INFO L422 BasicCegarLoop]: trace histogram [21, 21, 20, 20, 17, 16, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 7, 6, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 00:19:18,799 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-08-19 00:19:18,799 INFO L427 AbstractCegarLoop]: === Iteration 17 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 00:19:18,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 00:19:18,800 INFO L82 PathProgramCache]: Analyzing trace with hash -1614185823, now seen corresponding path program 5 times [2020-08-19 00:19:18,800 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 00:19:18,801 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1746049147] [2020-08-19 00:19:18,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 00:19:18,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 00:19:18,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:18,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 00:19:18,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:19,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:19,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:19,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:19,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:19,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:19,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:19,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:19,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:19,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:19,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:19,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:19,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:19,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:19,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:19,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:19,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:19,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:19,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:19,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:19,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:19,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:19,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:19,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:19,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:19,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 00:19:19,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:19,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:19,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:19,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:19,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:19,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:19,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:19,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:19,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:19,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:19,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:19,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:19,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:19,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:19,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:19,454 INFO L134 CoverageAnalysis]: Checked inductivity of 2216 backedges. 94 proven. 558 refuted. 0 times theorem prover too weak. 1564 trivial. 0 not checked. [2020-08-19 00:19:19,454 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1746049147] [2020-08-19 00:19:19,454 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 00:19:19,455 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-08-19 00:19:19,455 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648523378] [2020-08-19 00:19:19,456 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-19 00:19:19,456 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 00:19:19,456 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-19 00:19:19,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-08-19 00:19:19,456 INFO L87 Difference]: Start difference. First operand 222 states and 316 transitions. Second operand 12 states. [2020-08-19 00:19:19,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 00:19:19,835 INFO L93 Difference]: Finished difference Result 469 states and 720 transitions. [2020-08-19 00:19:19,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-08-19 00:19:19,836 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 286 [2020-08-19 00:19:19,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 00:19:19,844 INFO L225 Difference]: With dead ends: 469 [2020-08-19 00:19:19,844 INFO L226 Difference]: Without dead ends: 465 [2020-08-19 00:19:19,846 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 [2020-08-19 00:19:19,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 465 states. [2020-08-19 00:19:19,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 465 to 445. [2020-08-19 00:19:19,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 445 states. [2020-08-19 00:19:19,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 445 states and 682 transitions. [2020-08-19 00:19:19,885 INFO L78 Accepts]: Start accepts. Automaton has 445 states and 682 transitions. Word has length 286 [2020-08-19 00:19:19,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 00:19:19,886 INFO L479 AbstractCegarLoop]: Abstraction has 445 states and 682 transitions. [2020-08-19 00:19:19,886 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-19 00:19:19,886 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 682 transitions. [2020-08-19 00:19:19,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2020-08-19 00:19:19,894 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 00:19:19,894 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] [2020-08-19 00:19:19,895 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-08-19 00:19:19,895 INFO L427 AbstractCegarLoop]: === Iteration 18 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 00:19:19,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 00:19:19,895 INFO L82 PathProgramCache]: Analyzing trace with hash 1485391483, now seen corresponding path program 6 times [2020-08-19 00:19:19,896 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 00:19:19,896 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1499940327] [2020-08-19 00:19:19,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 00:19:19,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 00:19:20,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 00:19:20,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:20,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:20,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:20,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:20,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:20,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:20,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:20,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:20,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:20,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:20,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:20,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:20,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:20,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:20,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:20,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:20,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:20,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:20,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:20,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:20,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:20,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:20,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-08-19 00:19:20,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:20,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:20,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:20,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:20,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:20,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:20,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:20,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:20,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:20,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:20,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:20,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:20,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:20,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:20,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-08-19 00:19:20,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:20,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:20,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:20,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:20,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:20,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:20,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:20,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:20,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:20,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:20,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:20,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:20,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:20,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:20,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:20,784 INFO L134 CoverageAnalysis]: Checked inductivity of 3769 backedges. 297 proven. 795 refuted. 0 times theorem prover too weak. 2677 trivial. 0 not checked. [2020-08-19 00:19:20,785 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1499940327] [2020-08-19 00:19:20,785 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 00:19:20,785 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-19 00:19:20,785 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118344993] [2020-08-19 00:19:20,789 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-19 00:19:20,791 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 00:19:20,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-19 00:19:20,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-19 00:19:20,795 INFO L87 Difference]: Start difference. First operand 445 states and 682 transitions. Second operand 14 states. [2020-08-19 00:19:21,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 00:19:21,272 INFO L93 Difference]: Finished difference Result 924 states and 1512 transitions. [2020-08-19 00:19:21,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-08-19 00:19:21,272 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 368 [2020-08-19 00:19:21,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 00:19:21,282 INFO L225 Difference]: With dead ends: 924 [2020-08-19 00:19:21,282 INFO L226 Difference]: Without dead ends: 493 [2020-08-19 00:19:21,287 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 [2020-08-19 00:19:21,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states. [2020-08-19 00:19:21,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 439. [2020-08-19 00:19:21,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 439 states. [2020-08-19 00:19:21,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 658 transitions. [2020-08-19 00:19:21,323 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 658 transitions. Word has length 368 [2020-08-19 00:19:21,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 00:19:21,324 INFO L479 AbstractCegarLoop]: Abstraction has 439 states and 658 transitions. [2020-08-19 00:19:21,324 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-19 00:19:21,324 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 658 transitions. [2020-08-19 00:19:21,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2020-08-19 00:19:21,333 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 00:19:21,334 INFO L422 BasicCegarLoop]: trace histogram [32, 32, 31, 31, 26, 25, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 11, 9, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 00:19:21,334 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-08-19 00:19:21,334 INFO L427 AbstractCegarLoop]: === Iteration 19 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 00:19:21,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 00:19:21,335 INFO L82 PathProgramCache]: Analyzing trace with hash -1740376526, now seen corresponding path program 7 times [2020-08-19 00:19:21,336 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 00:19:21,337 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1803200192] [2020-08-19 00:19:21,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 00:19:21,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:21,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 00:19:21,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:21,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 00:19:21,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:21,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:21,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:21,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:21,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:22,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:22,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:22,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:22,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:22,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:22,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:22,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:22,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:22,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:22,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:22,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:22,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:22,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:22,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:22,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:22,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:22,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:22,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:22,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:22,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:22,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:22,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:22,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:22,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 00:19:22,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:22,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:22,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:22,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:22,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:22,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:22,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:22,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:22,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:22,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:22,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:22,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:22,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:22,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:22,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 00:19:22,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:22,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:22,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:22,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:22,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:22,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:22,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:22,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:22,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:22,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:22,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:22,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:22,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:22,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:22,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:22,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:22,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:22,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:22,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:22,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:22,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:22,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:23,116 INFO L134 CoverageAnalysis]: Checked inductivity of 5369 backedges. 1102 proven. 902 refuted. 0 times theorem prover too weak. 3365 trivial. 0 not checked. [2020-08-19 00:19:23,116 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1803200192] [2020-08-19 00:19:23,117 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 00:19:23,117 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-08-19 00:19:23,117 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155499170] [2020-08-19 00:19:23,120 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-08-19 00:19:23,120 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 00:19:23,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-08-19 00:19:23,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=398, Unknown=0, NotChecked=0, Total=462 [2020-08-19 00:19:23,123 INFO L87 Difference]: Start difference. First operand 439 states and 658 transitions. Second operand 22 states. [2020-08-19 00:19:24,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 00:19:24,161 INFO L93 Difference]: Finished difference Result 1181 states and 2195 transitions. [2020-08-19 00:19:24,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-08-19 00:19:24,162 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 436 [2020-08-19 00:19:24,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 00:19:24,176 INFO L225 Difference]: With dead ends: 1181 [2020-08-19 00:19:24,177 INFO L226 Difference]: Without dead ends: 756 [2020-08-19 00:19:24,183 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 321 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=232, Invalid=1408, Unknown=0, NotChecked=0, Total=1640 [2020-08-19 00:19:24,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 756 states. [2020-08-19 00:19:24,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 756 to 676. [2020-08-19 00:19:24,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 676 states. [2020-08-19 00:19:24,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 676 states and 1086 transitions. [2020-08-19 00:19:24,243 INFO L78 Accepts]: Start accepts. Automaton has 676 states and 1086 transitions. Word has length 436 [2020-08-19 00:19:24,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 00:19:24,244 INFO L479 AbstractCegarLoop]: Abstraction has 676 states and 1086 transitions. [2020-08-19 00:19:24,244 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-08-19 00:19:24,245 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1086 transitions. [2020-08-19 00:19:24,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 573 [2020-08-19 00:19:24,260 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 00:19:24,260 INFO L422 BasicCegarLoop]: trace histogram [42, 42, 41, 41, 34, 33, 21, 21, 21, 21, 21, 21, 21, 20, 20, 20, 20, 20, 20, 20, 14, 12, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 00:19:24,261 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-08-19 00:19:24,261 INFO L427 AbstractCegarLoop]: === Iteration 20 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 00:19:24,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 00:19:24,261 INFO L82 PathProgramCache]: Analyzing trace with hash 2122481566, now seen corresponding path program 8 times [2020-08-19 00:19:24,262 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 00:19:24,262 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [650923259] [2020-08-19 00:19:24,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 00:19:24,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:24,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 00:19:24,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:24,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 00:19:24,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:24,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:24,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:24,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:24,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:24,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:24,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:24,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:24,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:24,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:24,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:24,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:24,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:24,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:24,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:24,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:24,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:24,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:24,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:24,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:24,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:24,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:24,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:24,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:24,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:24,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:24,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:24,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:24,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:24,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:24,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:24,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:24,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:24,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:24,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:24,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:24,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:24,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:24,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:24,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:24,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:24,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:24,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:24,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:24,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:24,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:24,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:24,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:24,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:24,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:24,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:24,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:24,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 00:19:25,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:25,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:25,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:25,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:25,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:25,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:25,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:25,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:25,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:25,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:25,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:25,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:25,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:25,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:25,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 00:19:25,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:25,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:25,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:25,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:25,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:25,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:25,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:25,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:25,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:25,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:25,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:25,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:25,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:25,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:25,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:25,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:25,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:25,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:25,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:25,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:25,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:25,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:25,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:25,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:25,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:25,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 00:19:25,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:25,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:25,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:25,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:25,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:25,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:25,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:25,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:25,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:25,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:25,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:25,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:25,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:25,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:25,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:25,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:26,200 INFO L134 CoverageAnalysis]: Checked inductivity of 9413 backedges. 913 proven. 1781 refuted. 0 times theorem prover too weak. 6719 trivial. 0 not checked. [2020-08-19 00:19:26,201 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [650923259] [2020-08-19 00:19:26,201 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 00:19:26,201 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-08-19 00:19:26,201 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136784358] [2020-08-19 00:19:26,202 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-08-19 00:19:26,202 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 00:19:26,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-08-19 00:19:26,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2020-08-19 00:19:26,203 INFO L87 Difference]: Start difference. First operand 676 states and 1086 transitions. Second operand 20 states. [2020-08-19 00:19:27,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 00:19:27,680 INFO L93 Difference]: Finished difference Result 1010 states and 1769 transitions. [2020-08-19 00:19:27,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2020-08-19 00:19:27,681 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 572 [2020-08-19 00:19:27,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 00:19:27,691 INFO L225 Difference]: With dead ends: 1010 [2020-08-19 00:19:27,691 INFO L226 Difference]: Without dead ends: 272 [2020-08-19 00:19:27,703 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 636 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=343, Invalid=2207, Unknown=0, NotChecked=0, Total=2550 [2020-08-19 00:19:27,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2020-08-19 00:19:27,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 215. [2020-08-19 00:19:27,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 215 states. [2020-08-19 00:19:27,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 324 transitions. [2020-08-19 00:19:27,731 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 324 transitions. Word has length 572 [2020-08-19 00:19:27,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 00:19:27,735 INFO L479 AbstractCegarLoop]: Abstraction has 215 states and 324 transitions. [2020-08-19 00:19:27,736 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-08-19 00:19:27,736 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 324 transitions. [2020-08-19 00:19:27,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1881 [2020-08-19 00:19:27,792 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 00:19:27,794 INFO L422 BasicCegarLoop]: trace histogram [146, 146, 129, 129, 114, 109, 73, 73, 73, 73, 73, 73, 73, 64, 64, 64, 64, 64, 64, 64, 50, 36, 32, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 00:19:27,794 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-08-19 00:19:27,794 INFO L427 AbstractCegarLoop]: === Iteration 21 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 00:19:27,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 00:19:27,796 INFO L82 PathProgramCache]: Analyzing trace with hash -753583074, now seen corresponding path program 9 times [2020-08-19 00:19:27,796 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 00:19:27,798 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1080177525] [2020-08-19 00:19:27,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 00:19:27,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:29,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 00:19:29,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:29,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 00:19:29,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:30,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:30,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:30,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:30,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:30,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:30,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:30,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:30,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:30,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:30,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:30,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:30,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:30,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:30,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:30,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:30,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:30,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:30,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:30,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:30,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:30,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:30,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:30,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:30,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:30,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:30,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:30,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:30,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:30,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:30,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:30,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:30,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:30,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2020-08-19 00:19:30,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:30,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:30,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:30,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:30,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:30,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:30,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:30,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:30,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:30,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:30,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:30,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:30,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:30,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:30,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:30,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:30,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:30,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:31,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:31,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:31,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:31,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:31,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:31,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2020-08-19 00:19:31,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:31,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:31,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:31,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:31,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:31,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:31,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:31,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:31,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:31,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:31,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:31,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:31,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 00:19:31,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:31,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:31,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:31,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:31,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:31,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:31,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:31,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 00:19:31,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:31,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:31,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:31,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:31,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:31,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:31,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:31,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:31,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:31,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:31,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:31,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:31,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:31,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:31,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:31,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:31,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:31,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 936 [2020-08-19 00:19:32,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:32,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:32,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:32,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:32,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:32,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:32,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:32,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:32,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:32,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:32,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:32,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:32,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:32,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:32,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:32,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2020-08-19 00:19:32,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:32,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:32,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:32,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:32,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:32,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:32,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:32,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:32,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:32,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:32,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:32,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:32,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:32,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:32,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:32,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:32,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:32,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2020-08-19 00:19:33,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:33,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:33,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:33,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:33,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:33,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:33,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:33,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:33,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:33,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:33,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:33,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:33,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 00:19:33,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:33,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:33,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:33,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:33,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:33,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:33,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:33,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 00:19:33,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:33,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:33,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:33,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:33,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:33,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:33,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:33,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:33,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:33,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:33,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:33,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:33,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:33,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:33,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:33,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:33,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:33,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:36,511 INFO L134 CoverageAnalysis]: Checked inductivity of 106267 backedges. 5246 proven. 10600 refuted. 0 times theorem prover too weak. 90421 trivial. 0 not checked. [2020-08-19 00:19:36,511 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1080177525] [2020-08-19 00:19:36,512 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 00:19:36,512 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-08-19 00:19:36,512 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2336626] [2020-08-19 00:19:36,513 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-08-19 00:19:36,514 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 00:19:36,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-08-19 00:19:36,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2020-08-19 00:19:36,514 INFO L87 Difference]: Start difference. First operand 215 states and 324 transitions. Second operand 16 states. [2020-08-19 00:19:37,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 00:19:37,302 INFO L93 Difference]: Finished difference Result 438 states and 680 transitions. [2020-08-19 00:19:37,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-08-19 00:19:37,302 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 1880 [2020-08-19 00:19:37,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 00:19:37,306 INFO L225 Difference]: With dead ends: 438 [2020-08-19 00:19:37,306 INFO L226 Difference]: Without dead ends: 241 [2020-08-19 00:19:37,309 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 603 GetRequests, 570 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 231 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=186, Invalid=1004, Unknown=0, NotChecked=0, Total=1190 [2020-08-19 00:19:37,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2020-08-19 00:19:37,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 216. [2020-08-19 00:19:37,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2020-08-19 00:19:37,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 318 transitions. [2020-08-19 00:19:37,323 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 318 transitions. Word has length 1880 [2020-08-19 00:19:37,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 00:19:37,324 INFO L479 AbstractCegarLoop]: Abstraction has 216 states and 318 transitions. [2020-08-19 00:19:37,324 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-08-19 00:19:37,325 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 318 transitions. [2020-08-19 00:19:37,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1131 [2020-08-19 00:19:37,337 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 00:19:37,337 INFO L422 BasicCegarLoop]: trace histogram [84, 84, 81, 81, 67, 66, 42, 42, 42, 42, 42, 42, 42, 40, 40, 40, 40, 40, 40, 40, 27, 24, 17, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 00:19:37,338 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-08-19 00:19:37,338 INFO L427 AbstractCegarLoop]: === Iteration 22 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 00:19:37,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 00:19:37,339 INFO L82 PathProgramCache]: Analyzing trace with hash -1322849385, now seen corresponding path program 10 times [2020-08-19 00:19:37,339 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 00:19:37,339 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [454518609] [2020-08-19 00:19:37,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 00:19:37,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:37,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 00:19:37,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:37,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 00:19:38,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:38,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:38,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:38,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:38,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:38,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:38,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:38,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:38,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:38,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:38,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:38,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:38,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 00:19:38,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:38,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:38,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:38,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:38,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-08-19 00:19:38,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:38,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:38,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:38,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:38,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:38,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:38,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:38,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:38,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:38,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:38,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:38,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:38,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 00:19:38,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:38,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:38,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:38,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:38,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:38,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:38,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2020-08-19 00:19:39,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:39,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:39,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:39,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:39,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:39,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:39,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:39,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:39,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:39,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:39,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:39,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:39,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 00:19:39,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:39,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:39,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:39,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:39,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:39,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:39,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:39,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 00:19:39,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:39,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:39,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:39,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:39,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:39,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:39,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:39,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2020-08-19 00:19:39,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:39,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:39,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:39,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:39,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:39,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:39,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:39,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:39,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:39,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:39,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:39,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:39,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 00:19:39,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:39,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:39,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:39,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:39,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:39,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:39,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:40,673 INFO L134 CoverageAnalysis]: Checked inductivity of 37824 backedges. 692 proven. 4004 refuted. 0 times theorem prover too weak. 33128 trivial. 0 not checked. [2020-08-19 00:19:40,674 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [454518609] [2020-08-19 00:19:40,674 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 00:19:40,674 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-08-19 00:19:40,675 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571995328] [2020-08-19 00:19:40,676 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-08-19 00:19:40,676 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 00:19:40,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-08-19 00:19:40,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2020-08-19 00:19:40,676 INFO L87 Difference]: Start difference. First operand 216 states and 318 transitions. Second operand 16 states. [2020-08-19 00:19:41,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 00:19:41,336 INFO L93 Difference]: Finished difference Result 420 states and 638 transitions. [2020-08-19 00:19:41,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-08-19 00:19:41,339 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 1130 [2020-08-19 00:19:41,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 00:19:41,345 INFO L225 Difference]: With dead ends: 420 [2020-08-19 00:19:41,346 INFO L226 Difference]: Without dead ends: 226 [2020-08-19 00:19:41,349 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 363 GetRequests, 335 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=132, Invalid=738, Unknown=0, NotChecked=0, Total=870 [2020-08-19 00:19:41,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2020-08-19 00:19:41,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 216. [2020-08-19 00:19:41,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2020-08-19 00:19:41,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 314 transitions. [2020-08-19 00:19:41,367 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 314 transitions. Word has length 1130 [2020-08-19 00:19:41,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 00:19:41,369 INFO L479 AbstractCegarLoop]: Abstraction has 216 states and 314 transitions. [2020-08-19 00:19:41,369 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-08-19 00:19:41,369 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 314 transitions. [2020-08-19 00:19:41,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 682 [2020-08-19 00:19:41,380 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 00:19:41,381 INFO L422 BasicCegarLoop]: trace histogram [50, 50, 49, 49, 40, 40, 25, 25, 25, 25, 25, 25, 25, 24, 24, 24, 24, 24, 24, 24, 16, 15, 10, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 00:19:41,381 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-08-19 00:19:41,381 INFO L427 AbstractCegarLoop]: === Iteration 23 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 00:19:41,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 00:19:41,382 INFO L82 PathProgramCache]: Analyzing trace with hash -859303294, now seen corresponding path program 11 times [2020-08-19 00:19:41,382 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 00:19:41,383 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [344769514] [2020-08-19 00:19:41,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 00:19:41,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:41,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 00:19:41,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:41,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 00:19:41,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:41,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:41,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:41,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:42,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:42,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:42,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:42,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:42,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:42,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:42,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:42,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:42,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:42,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:42,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:42,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 00:19:42,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:42,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:42,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:42,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:42,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:42,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:42,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:42,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 00:19:42,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:42,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:42,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:42,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:42,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:42,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:42,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:42,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2020-08-19 00:19:42,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:42,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:42,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:42,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:42,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:42,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:42,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:42,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:42,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:42,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:42,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:42,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:42,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 00:19:42,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:42,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:42,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:42,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:42,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:42,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:42,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:42,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:42,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:42,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:43,115 INFO L134 CoverageAnalysis]: Checked inductivity of 13468 backedges. 859 proven. 2150 refuted. 0 times theorem prover too weak. 10459 trivial. 0 not checked. [2020-08-19 00:19:43,116 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [344769514] [2020-08-19 00:19:43,116 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 00:19:43,116 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-08-19 00:19:43,117 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073531524] [2020-08-19 00:19:43,117 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-08-19 00:19:43,118 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 00:19:43,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-08-19 00:19:43,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2020-08-19 00:19:43,118 INFO L87 Difference]: Start difference. First operand 216 states and 314 transitions. Second operand 18 states. [2020-08-19 00:19:44,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 00:19:44,015 INFO L93 Difference]: Finished difference Result 435 states and 658 transitions. [2020-08-19 00:19:44,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-08-19 00:19:44,017 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 681 [2020-08-19 00:19:44,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 00:19:44,021 INFO L225 Difference]: With dead ends: 435 [2020-08-19 00:19:44,021 INFO L226 Difference]: Without dead ends: 241 [2020-08-19 00:19:44,023 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 238 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 270 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=196, Invalid=1210, Unknown=0, NotChecked=0, Total=1406 [2020-08-19 00:19:44,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2020-08-19 00:19:44,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 220. [2020-08-19 00:19:44,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2020-08-19 00:19:44,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 319 transitions. [2020-08-19 00:19:44,040 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 319 transitions. Word has length 681 [2020-08-19 00:19:44,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 00:19:44,040 INFO L479 AbstractCegarLoop]: Abstraction has 220 states and 319 transitions. [2020-08-19 00:19:44,041 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-08-19 00:19:44,041 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 319 transitions. [2020-08-19 00:19:44,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 750 [2020-08-19 00:19:44,047 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 00:19:44,048 INFO L422 BasicCegarLoop]: trace histogram [55, 55, 54, 54, 44, 44, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 17, 17, 11, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 00:19:44,048 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-08-19 00:19:44,048 INFO L427 AbstractCegarLoop]: === Iteration 24 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 00:19:44,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 00:19:44,049 INFO L82 PathProgramCache]: Analyzing trace with hash -1323260127, now seen corresponding path program 12 times [2020-08-19 00:19:44,049 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 00:19:44,049 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1032560676] [2020-08-19 00:19:44,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 00:19:44,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:44,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 00:19:44,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:44,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 00:19:44,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:44,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:44,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:44,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:44,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:44,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:44,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:44,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:44,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:44,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:44,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:44,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:44,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:44,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:44,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:45,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:45,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:45,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:45,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:45,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:45,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:45,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:45,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:45,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:45,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:45,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:45,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 00:19:45,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:45,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:45,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:45,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:45,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:45,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:45,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:45,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 00:19:45,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:45,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:45,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:45,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:45,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:45,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:45,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:45,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:45,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:45,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:45,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:45,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:45,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-19 00:19:45,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:45,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:45,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:45,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:45,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:45,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:45,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:45,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:45,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:45,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:45,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:45,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:45,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 00:19:45,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:45,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:45,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:45,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:45,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:45,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:45,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:45,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:45,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:45,892 INFO L134 CoverageAnalysis]: Checked inductivity of 16364 backedges. 328 proven. 2181 refuted. 0 times theorem prover too weak. 13855 trivial. 0 not checked. [2020-08-19 00:19:45,893 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1032560676] [2020-08-19 00:19:45,893 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 00:19:45,893 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-19 00:19:45,893 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804178134] [2020-08-19 00:19:45,894 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-19 00:19:45,894 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 00:19:45,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-19 00:19:45,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2020-08-19 00:19:45,894 INFO L87 Difference]: Start difference. First operand 220 states and 319 transitions. Second operand 14 states. [2020-08-19 00:19:46,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 00:19:46,330 INFO L93 Difference]: Finished difference Result 618 states and 981 transitions. [2020-08-19 00:19:46,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-08-19 00:19:46,331 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 749 [2020-08-19 00:19:46,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 00:19:46,340 INFO L225 Difference]: With dead ends: 618 [2020-08-19 00:19:46,340 INFO L226 Difference]: Without dead ends: 614 [2020-08-19 00:19:46,341 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=109, Invalid=397, Unknown=0, NotChecked=0, Total=506 [2020-08-19 00:19:46,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 614 states. [2020-08-19 00:19:46,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 614 to 564. [2020-08-19 00:19:46,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 564 states. [2020-08-19 00:19:46,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 564 states and 890 transitions. [2020-08-19 00:19:46,381 INFO L78 Accepts]: Start accepts. Automaton has 564 states and 890 transitions. Word has length 749 [2020-08-19 00:19:46,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 00:19:46,381 INFO L479 AbstractCegarLoop]: Abstraction has 564 states and 890 transitions. [2020-08-19 00:19:46,381 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-19 00:19:46,382 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 890 transitions. [2020-08-19 00:19:46,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1036 [2020-08-19 00:19:46,396 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 00:19:46,396 INFO L422 BasicCegarLoop]: trace histogram [77, 77, 74, 74, 61, 61, 38, 38, 38, 38, 38, 38, 38, 37, 37, 37, 37, 37, 37, 37, 24, 23, 16, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 00:19:46,397 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-08-19 00:19:46,399 INFO L427 AbstractCegarLoop]: === Iteration 25 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 00:19:46,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 00:19:46,399 INFO L82 PathProgramCache]: Analyzing trace with hash 1162202364, now seen corresponding path program 13 times [2020-08-19 00:19:46,400 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 00:19:46,400 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [65431413] [2020-08-19 00:19:46,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 00:19:46,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:46,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 00:19:46,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:46,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 00:19:46,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:47,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:47,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:47,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:47,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:47,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:47,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:47,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:47,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:47,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:47,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:47,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:47,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 00:19:47,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:47,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:47,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:47,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:47,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:47,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:47,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:47,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 00:19:47,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:47,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:47,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:47,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:47,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:47,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:47,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:47,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2020-08-19 00:19:47,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:47,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:47,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:47,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:47,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:47,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:47,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:47,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:47,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:47,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:47,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:47,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:48,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:48,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:48,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2020-08-19 00:19:48,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:48,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:48,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:48,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:48,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:48,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:48,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:48,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:48,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:48,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:48,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:48,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:48,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 00:19:48,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:48,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:48,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:48,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:48,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:48,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:48,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:48,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 00:19:48,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:48,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:48,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:48,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:48,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:48,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:48,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:48,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:48,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:48,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:48,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:48,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:48,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:48,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:48,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:49,415 INFO L134 CoverageAnalysis]: Checked inductivity of 31644 backedges. 1079 proven. 3945 refuted. 0 times theorem prover too weak. 26620 trivial. 0 not checked. [2020-08-19 00:19:49,416 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [65431413] [2020-08-19 00:19:49,416 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 00:19:49,416 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-08-19 00:19:49,416 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210169091] [2020-08-19 00:19:49,417 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-08-19 00:19:49,417 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 00:19:49,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-08-19 00:19:49,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2020-08-19 00:19:49,417 INFO L87 Difference]: Start difference. First operand 564 states and 890 transitions. Second operand 18 states. [2020-08-19 00:19:50,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 00:19:50,217 INFO L93 Difference]: Finished difference Result 1140 states and 1862 transitions. [2020-08-19 00:19:50,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-08-19 00:19:50,217 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 1035 [2020-08-19 00:19:50,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 00:19:50,226 INFO L225 Difference]: With dead ends: 1140 [2020-08-19 00:19:50,226 INFO L226 Difference]: Without dead ends: 602 [2020-08-19 00:19:50,231 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 343 GetRequests, 307 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 266 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=196, Invalid=1210, Unknown=0, NotChecked=0, Total=1406 [2020-08-19 00:19:50,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 602 states. [2020-08-19 00:19:50,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 602 to 564. [2020-08-19 00:19:50,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 564 states. [2020-08-19 00:19:50,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 564 states and 856 transitions. [2020-08-19 00:19:50,279 INFO L78 Accepts]: Start accepts. Automaton has 564 states and 856 transitions. Word has length 1035 [2020-08-19 00:19:50,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 00:19:50,280 INFO L479 AbstractCegarLoop]: Abstraction has 564 states and 856 transitions. [2020-08-19 00:19:50,280 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-08-19 00:19:50,280 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 856 transitions. [2020-08-19 00:19:50,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1104 [2020-08-19 00:19:50,299 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 00:19:50,299 INFO L422 BasicCegarLoop]: trace histogram [81, 81, 80, 80, 65, 65, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 25, 25, 16, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 00:19:50,300 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-08-19 00:19:50,300 INFO L427 AbstractCegarLoop]: === Iteration 26 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 00:19:50,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 00:19:50,300 INFO L82 PathProgramCache]: Analyzing trace with hash -1604839333, now seen corresponding path program 14 times [2020-08-19 00:19:50,301 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 00:19:50,301 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [221542234] [2020-08-19 00:19:50,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 00:19:50,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:50,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 00:19:50,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:50,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 00:19:50,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:51,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:51,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:51,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:51,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:51,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:51,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:51,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:51,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:51,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:51,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:51,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:51,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 00:19:51,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:51,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:51,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:51,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:51,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:51,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:51,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:51,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 00:19:51,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:51,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:51,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:51,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:51,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:51,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:51,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:51,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:51,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:51,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:51,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:51,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:51,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-19 00:19:51,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:51,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:51,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:52,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:52,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:52,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:52,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:52,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:52,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:52,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:52,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:52,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:52,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:52,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:52,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 636 [2020-08-19 00:19:52,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:52,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:52,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:52,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:52,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:52,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:52,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:52,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:52,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:52,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:52,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:52,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:52,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 00:19:52,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:52,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:52,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:52,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:52,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:52,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:52,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:52,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 00:19:52,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:52,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:52,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:52,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:52,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:52,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:52,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:52,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:52,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:52,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:52,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:52,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:52,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:52,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:52,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:53,807 INFO L134 CoverageAnalysis]: Checked inductivity of 36000 backedges. 1642 proven. 4295 refuted. 0 times theorem prover too weak. 30063 trivial. 0 not checked. [2020-08-19 00:19:53,807 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [221542234] [2020-08-19 00:19:53,807 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 00:19:53,808 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-08-19 00:19:53,808 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [474492000] [2020-08-19 00:19:53,808 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-08-19 00:19:53,809 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 00:19:53,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-08-19 00:19:53,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2020-08-19 00:19:53,809 INFO L87 Difference]: Start difference. First operand 564 states and 856 transitions. Second operand 20 states. [2020-08-19 00:19:54,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 00:19:54,933 INFO L93 Difference]: Finished difference Result 1231 states and 2025 transitions. [2020-08-19 00:19:54,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-08-19 00:19:54,933 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 1103 [2020-08-19 00:19:54,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 00:19:54,944 INFO L225 Difference]: With dead ends: 1231 [2020-08-19 00:19:54,944 INFO L226 Difference]: Without dead ends: 693 [2020-08-19 00:19:54,949 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 369 GetRequests, 326 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 427 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=261, Invalid=1719, Unknown=0, NotChecked=0, Total=1980 [2020-08-19 00:19:54,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 693 states. [2020-08-19 00:19:54,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 693 to 586. [2020-08-19 00:19:54,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 586 states. [2020-08-19 00:19:54,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 586 states and 894 transitions. [2020-08-19 00:19:54,996 INFO L78 Accepts]: Start accepts. Automaton has 586 states and 894 transitions. Word has length 1103 [2020-08-19 00:19:54,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 00:19:54,997 INFO L479 AbstractCegarLoop]: Abstraction has 586 states and 894 transitions. [2020-08-19 00:19:54,997 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-08-19 00:19:54,997 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 894 transitions. [2020-08-19 00:19:55,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1213 [2020-08-19 00:19:55,024 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 00:19:55,026 INFO L422 BasicCegarLoop]: trace histogram [89, 89, 88, 88, 72, 71, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 28, 27, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 00:19:55,026 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-08-19 00:19:55,026 INFO L427 AbstractCegarLoop]: === Iteration 27 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 00:19:55,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 00:19:55,027 INFO L82 PathProgramCache]: Analyzing trace with hash 416823031, now seen corresponding path program 15 times [2020-08-19 00:19:55,027 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 00:19:55,028 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [534288660] [2020-08-19 00:19:55,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 00:19:55,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:56,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 00:19:56,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:56,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-19 00:19:57,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:57,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:57,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:58,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:58,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:58,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:58,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:58,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:58,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:58,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:58,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:58,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:58,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:58,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:58,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 00:19:58,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:58,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:58,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:58,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:58,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:58,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:58,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:58,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 00:19:58,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:58,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:58,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:58,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:58,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:58,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:58,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:58,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:58,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:58,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:58,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:58,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:58,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-19 00:19:58,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:58,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:58,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:58,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:58,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:58,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:58,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:58,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:58,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:58,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:58,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:58,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:58,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 00:19:58,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:58,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:58,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:58,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:58,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:58,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:58,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:58,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:58,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:58,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2020-08-19 00:19:58,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:59,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:59,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:59,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:59,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:59,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:59,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:59,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:59,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:59,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:59,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:59,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:59,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 00:19:59,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:59,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:59,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:59,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:59,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:59,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:59,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:59,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-19 00:19:59,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:59,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:59,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:59,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:59,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-19 00:19:59,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:59,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:59,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-19 00:19:59,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:59,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-19 00:19:59,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 00:19:59,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-19 00:19:59,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 00:19:59,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-19 00:19:59,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat