/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=1.0 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_10-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-22 02:12:20,609 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-22 02:12:20,613 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-22 02:12:20,661 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-22 02:12:20,662 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-22 02:12:20,663 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-22 02:12:20,664 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-22 02:12:20,666 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-22 02:12:20,668 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-22 02:12:20,669 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-22 02:12:20,670 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-22 02:12:20,671 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-22 02:12:20,671 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-22 02:12:20,672 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-22 02:12:20,673 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-22 02:12:20,676 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-22 02:12:20,677 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-22 02:12:20,678 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-22 02:12:20,680 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-22 02:12:20,682 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-22 02:12:20,684 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-22 02:12:20,685 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-22 02:12:20,686 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-22 02:12:20,687 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-22 02:12:20,690 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-22 02:12:20,690 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-22 02:12:20,690 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-22 02:12:20,691 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-22 02:12:20,692 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-22 02:12:20,693 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2020-08-22 02:12:20,698 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-22 02:12:20,699 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-22 02:12:20,699 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-22 02:12:20,700 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 [2020-08-22 02:12:20,723 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-22 02:12:20,724 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-22 02:12:20,725 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-22 02:12:20,725 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-22 02:12:20,725 INFO L138 SettingsManager]: * Use SBE=true [2020-08-22 02:12:20,726 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-22 02:12:20,726 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-22 02:12:20,726 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-22 02:12:20,726 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-22 02:12:20,726 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-22 02:12:20,727 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-22 02:12:20,727 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-22 02:12:20,727 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-22 02:12:20,727 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-22 02:12:20,727 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-22 02:12:20,728 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-22 02:12:20,728 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-22 02:12:20,728 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-22 02:12:20,728 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-22 02:12:20,728 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-22 02:12:20,728 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-22 02:12:20,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 02:12:20,729 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-22 02:12:20,729 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-22 02:12:20,729 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-22 02:12:20,730 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-22 02:12:20,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-22 02:12:20,730 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-22 02:12:20,730 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-22 02:12:20,730 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=1.0;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=1.0;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=1.0;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=1.0;log-additional-information=true; [2020-08-22 02:12:21,022 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-22 02:12:21,036 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-22 02:12:21,040 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-22 02:12:21,041 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-22 02:12:21,042 INFO L275 PluginConnector]: CDTParser initialized [2020-08-22 02:12:21,043 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_10-2.c [2020-08-22 02:12:21,121 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2ace72653/59409696678e4af2858ecbc3f8e4a7bc/FLAG6e335a6fd [2020-08-22 02:12:21,575 INFO L306 CDTParser]: Found 1 translation units. [2020-08-22 02:12:21,575 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_2calls_10-2.c [2020-08-22 02:12:21,586 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2ace72653/59409696678e4af2858ecbc3f8e4a7bc/FLAG6e335a6fd [2020-08-22 02:12:21,974 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2ace72653/59409696678e4af2858ecbc3f8e4a7bc [2020-08-22 02:12:21,985 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-22 02:12:21,987 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-22 02:12:21,992 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-22 02:12:21,992 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-22 02:12:21,996 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-22 02:12:21,998 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 02:12:21" (1/1) ... [2020-08-22 02:12:22,001 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26e5903c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:12:21, skipping insertion in model container [2020-08-22 02:12:22,001 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 02:12:21" (1/1) ... [2020-08-22 02:12:22,010 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-22 02:12:22,031 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-22 02:12:22,278 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 02:12:22,287 INFO L203 MainTranslator]: Completed pre-run [2020-08-22 02:12:22,309 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 02:12:22,329 INFO L208 MainTranslator]: Completed translation [2020-08-22 02:12:22,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:12:22 WrapperNode [2020-08-22 02:12:22,330 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-22 02:12:22,331 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-22 02:12:22,332 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-22 02:12:22,332 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-22 02:12:22,347 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:12:22" (1/1) ... [2020-08-22 02:12:22,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:12:22" (1/1) ... [2020-08-22 02:12:22,464 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:12:22" (1/1) ... [2020-08-22 02:12:22,464 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:12:22" (1/1) ... [2020-08-22 02:12:22,469 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:12:22" (1/1) ... [2020-08-22 02:12:22,473 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:12:22" (1/1) ... [2020-08-22 02:12:22,478 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:12:22" (1/1) ... [2020-08-22 02:12:22,485 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-22 02:12:22,486 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-22 02:12:22,487 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-22 02:12:22,487 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-22 02:12:22,488 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:12:22" (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 [2020-08-22 02:12:22,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-22 02:12:22,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-22 02:12:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2020-08-22 02:12:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2020-08-22 02:12:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-22 02:12:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-22 02:12:22,555 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-22 02:12:22,555 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2020-08-22 02:12:22,556 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2020-08-22 02:12:22,557 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-22 02:12:22,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-22 02:12:22,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-22 02:12:22,745 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-22 02:12:22,745 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-22 02:12:22,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 02:12:22 BoogieIcfgContainer [2020-08-22 02:12:22,750 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-22 02:12:22,751 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-22 02:12:22,751 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-22 02:12:22,755 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-22 02:12:22,755 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 02:12:21" (1/3) ... [2020-08-22 02:12:22,756 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1118290e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 02:12:22, skipping insertion in model container [2020-08-22 02:12:22,756 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:12:22" (2/3) ... [2020-08-22 02:12:22,757 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1118290e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 02:12:22, skipping insertion in model container [2020-08-22 02:12:22,757 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 02:12:22" (3/3) ... [2020-08-22 02:12:22,758 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_2calls_10-2.c [2020-08-22 02:12:22,770 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-22 02:12:22,778 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-22 02:12:22,796 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-22 02:12:22,847 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-22 02:12:22,848 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-22 02:12:22,848 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-22 02:12:22,848 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-22 02:12:22,848 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-22 02:12:22,849 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-22 02:12:22,849 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-22 02:12:22,849 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-22 02:12:22,895 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2020-08-22 02:12:22,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-08-22 02:12:22,903 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:12:22,904 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 02:12:22,905 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:12:22,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:12:22,912 INFO L82 PathProgramCache]: Analyzing trace with hash 1464461757, now seen corresponding path program 1 times [2020-08-22 02:12:22,922 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:12:22,923 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [879504453] [2020-08-22 02:12:22,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:12:23,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:23,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:12:23,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:23,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 02:12:23,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:23,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 02:12:23,176 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [879504453] [2020-08-22 02:12:23,178 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 02:12:23,179 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-22 02:12:23,180 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611458877] [2020-08-22 02:12:23,186 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-22 02:12:23,186 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:12:23,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-22 02:12:23,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-22 02:12:23,201 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 5 states. [2020-08-22 02:12:23,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:12:23,363 INFO L93 Difference]: Finished difference Result 44 states and 53 transitions. [2020-08-22 02:12:23,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-22 02:12:23,366 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-08-22 02:12:23,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:12:23,384 INFO L225 Difference]: With dead ends: 44 [2020-08-22 02:12:23,384 INFO L226 Difference]: Without dead ends: 30 [2020-08-22 02:12:23,389 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 [2020-08-22 02:12:23,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-08-22 02:12:23,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-08-22 02:12:23,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-08-22 02:12:23,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-08-22 02:12:23,448 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 13 [2020-08-22 02:12:23,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:12:23,449 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-08-22 02:12:23,449 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-22 02:12:23,449 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-08-22 02:12:23,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-08-22 02:12:23,451 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:12:23,452 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 02:12:23,452 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-22 02:12:23,452 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:12:23,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:12:23,453 INFO L82 PathProgramCache]: Analyzing trace with hash -1134800479, now seen corresponding path program 1 times [2020-08-22 02:12:23,453 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:12:23,454 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1533829009] [2020-08-22 02:12:23,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:12:23,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:23,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:12:23,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:23,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 02:12:23,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:23,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 02:12:23,513 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1533829009] [2020-08-22 02:12:23,513 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 02:12:23,513 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-22 02:12:23,514 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445978290] [2020-08-22 02:12:23,515 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-22 02:12:23,516 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:12:23,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-22 02:12:23,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-22 02:12:23,517 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 5 states. [2020-08-22 02:12:23,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:12:23,586 INFO L93 Difference]: Finished difference Result 36 states and 44 transitions. [2020-08-22 02:12:23,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-22 02:12:23,587 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-08-22 02:12:23,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:12:23,589 INFO L225 Difference]: With dead ends: 36 [2020-08-22 02:12:23,589 INFO L226 Difference]: Without dead ends: 32 [2020-08-22 02:12:23,591 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 [2020-08-22 02:12:23,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2020-08-22 02:12:23,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 30. [2020-08-22 02:12:23,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-08-22 02:12:23,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-08-22 02:12:23,601 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 14 [2020-08-22 02:12:23,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:12:23,601 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-08-22 02:12:23,601 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-22 02:12:23,601 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-08-22 02:12:23,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-08-22 02:12:23,603 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:12:23,603 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] [2020-08-22 02:12:23,604 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-22 02:12:23,604 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:12:23,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:12:23,605 INFO L82 PathProgramCache]: Analyzing trace with hash -1592795560, now seen corresponding path program 1 times [2020-08-22 02:12:23,605 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:12:23,605 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [824210414] [2020-08-22 02:12:23,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:12:23,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:23,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:12:23,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:23,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 02:12:23,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:23,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:23,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:23,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 02:12:23,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:23,747 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-22 02:12:23,748 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [824210414] [2020-08-22 02:12:23,748 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:12:23,749 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-22 02:12:23,749 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364305944] [2020-08-22 02:12:23,750 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-22 02:12:23,750 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:12:23,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-22 02:12:23,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-08-22 02:12:23,751 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 7 states. [2020-08-22 02:12:23,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:12:23,841 INFO L93 Difference]: Finished difference Result 58 states and 78 transitions. [2020-08-22 02:12:23,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-22 02:12:23,842 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2020-08-22 02:12:23,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:12:23,843 INFO L225 Difference]: With dead ends: 58 [2020-08-22 02:12:23,844 INFO L226 Difference]: Without dead ends: 34 [2020-08-22 02:12:23,845 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 [2020-08-22 02:12:23,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2020-08-22 02:12:23,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 32. [2020-08-22 02:12:23,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-08-22 02:12:23,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2020-08-22 02:12:23,856 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 39 transitions. Word has length 26 [2020-08-22 02:12:23,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:12:23,856 INFO L479 AbstractCegarLoop]: Abstraction has 32 states and 39 transitions. [2020-08-22 02:12:23,857 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-22 02:12:23,857 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2020-08-22 02:12:23,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-08-22 02:12:23,859 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:12:23,859 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] [2020-08-22 02:12:23,859 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-22 02:12:23,860 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:12:23,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:12:23,860 INFO L82 PathProgramCache]: Analyzing trace with hash 746633022, now seen corresponding path program 1 times [2020-08-22 02:12:23,861 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:12:23,861 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1499798082] [2020-08-22 02:12:23,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:12:23,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:23,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:12:23,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:23,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 02:12:23,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:23,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:23,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:23,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:23,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:23,974 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-22 02:12:23,975 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1499798082] [2020-08-22 02:12:23,975 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:12:23,975 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-22 02:12:23,976 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220098757] [2020-08-22 02:12:23,977 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-22 02:12:23,977 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:12:23,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-22 02:12:23,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-08-22 02:12:23,978 INFO L87 Difference]: Start difference. First operand 32 states and 39 transitions. Second operand 7 states. [2020-08-22 02:12:24,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:12:24,193 INFO L93 Difference]: Finished difference Result 54 states and 74 transitions. [2020-08-22 02:12:24,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-22 02:12:24,193 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-08-22 02:12:24,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:12:24,197 INFO L225 Difference]: With dead ends: 54 [2020-08-22 02:12:24,197 INFO L226 Difference]: Without dead ends: 50 [2020-08-22 02:12:24,198 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 [2020-08-22 02:12:24,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2020-08-22 02:12:24,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 48. [2020-08-22 02:12:24,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-08-22 02:12:24,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 65 transitions. [2020-08-22 02:12:24,212 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 65 transitions. Word has length 27 [2020-08-22 02:12:24,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:12:24,212 INFO L479 AbstractCegarLoop]: Abstraction has 48 states and 65 transitions. [2020-08-22 02:12:24,213 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-22 02:12:24,213 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2020-08-22 02:12:24,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-08-22 02:12:24,215 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:12:24,215 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] [2020-08-22 02:12:24,215 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-22 02:12:24,216 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:12:24,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:12:24,216 INFO L82 PathProgramCache]: Analyzing trace with hash 986908919, now seen corresponding path program 1 times [2020-08-22 02:12:24,216 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:12:24,217 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1938827984] [2020-08-22 02:12:24,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:12:24,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:24,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:12:24,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:24,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 02:12:24,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:24,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:24,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:24,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:24,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:24,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 02:12:24,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:24,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 02:12:24,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:24,320 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-08-22 02:12:24,321 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1938827984] [2020-08-22 02:12:24,322 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:12:24,322 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-08-22 02:12:24,322 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872105391] [2020-08-22 02:12:24,323 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-22 02:12:24,323 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:12:24,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-22 02:12:24,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-08-22 02:12:24,325 INFO L87 Difference]: Start difference. First operand 48 states and 65 transitions. Second operand 6 states. [2020-08-22 02:12:24,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:12:24,408 INFO L93 Difference]: Finished difference Result 94 states and 142 transitions. [2020-08-22 02:12:24,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-08-22 02:12:24,408 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 39 [2020-08-22 02:12:24,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:12:24,410 INFO L225 Difference]: With dead ends: 94 [2020-08-22 02:12:24,410 INFO L226 Difference]: Without dead ends: 52 [2020-08-22 02:12:24,412 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 [2020-08-22 02:12:24,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2020-08-22 02:12:24,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2020-08-22 02:12:24,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2020-08-22 02:12:24,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 71 transitions. [2020-08-22 02:12:24,424 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 71 transitions. Word has length 39 [2020-08-22 02:12:24,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:12:24,424 INFO L479 AbstractCegarLoop]: Abstraction has 52 states and 71 transitions. [2020-08-22 02:12:24,424 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-22 02:12:24,424 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 71 transitions. [2020-08-22 02:12:24,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-08-22 02:12:24,426 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:12:24,427 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] [2020-08-22 02:12:24,427 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-22 02:12:24,427 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:12:24,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:12:24,428 INFO L82 PathProgramCache]: Analyzing trace with hash -2100495745, now seen corresponding path program 1 times [2020-08-22 02:12:24,428 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:12:24,428 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1727823547] [2020-08-22 02:12:24,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:12:24,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:24,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:12:24,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:24,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 02:12:24,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:24,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:24,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:24,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:24,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:24,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:24,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:24,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:24,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:24,597 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-08-22 02:12:24,598 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1727823547] [2020-08-22 02:12:24,598 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:12:24,598 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-22 02:12:24,599 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841647208] [2020-08-22 02:12:24,599 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-22 02:12:24,600 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:12:24,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-22 02:12:24,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-22 02:12:24,600 INFO L87 Difference]: Start difference. First operand 52 states and 71 transitions. Second operand 8 states. [2020-08-22 02:12:24,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:12:24,736 INFO L93 Difference]: Finished difference Result 103 states and 158 transitions. [2020-08-22 02:12:24,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-22 02:12:24,737 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 40 [2020-08-22 02:12:24,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:12:24,739 INFO L225 Difference]: With dead ends: 103 [2020-08-22 02:12:24,740 INFO L226 Difference]: Without dead ends: 57 [2020-08-22 02:12:24,741 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-08-22 02:12:24,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-08-22 02:12:24,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2020-08-22 02:12:24,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-08-22 02:12:24,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 74 transitions. [2020-08-22 02:12:24,754 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 74 transitions. Word has length 40 [2020-08-22 02:12:24,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:12:24,754 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 74 transitions. [2020-08-22 02:12:24,755 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-22 02:12:24,755 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 74 transitions. [2020-08-22 02:12:24,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-08-22 02:12:24,757 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:12:24,757 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] [2020-08-22 02:12:24,757 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-22 02:12:24,757 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:12:24,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:12:24,758 INFO L82 PathProgramCache]: Analyzing trace with hash 208191613, now seen corresponding path program 1 times [2020-08-22 02:12:24,758 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:12:24,758 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [586310467] [2020-08-22 02:12:24,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:12:24,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:24,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:12:24,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:24,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 02:12:24,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:24,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:24,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:24,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:24,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:24,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:24,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:24,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:24,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:24,870 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-08-22 02:12:24,871 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [586310467] [2020-08-22 02:12:24,871 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:12:24,871 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-22 02:12:24,872 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067696113] [2020-08-22 02:12:24,872 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-22 02:12:24,873 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:12:24,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-22 02:12:24,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-22 02:12:24,874 INFO L87 Difference]: Start difference. First operand 54 states and 74 transitions. Second operand 8 states. [2020-08-22 02:12:25,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:12:25,066 INFO L93 Difference]: Finished difference Result 86 states and 126 transitions. [2020-08-22 02:12:25,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-22 02:12:25,067 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 41 [2020-08-22 02:12:25,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:12:25,069 INFO L225 Difference]: With dead ends: 86 [2020-08-22 02:12:25,070 INFO L226 Difference]: Without dead ends: 82 [2020-08-22 02:12:25,070 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 [2020-08-22 02:12:25,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2020-08-22 02:12:25,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 79. [2020-08-22 02:12:25,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-08-22 02:12:25,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 118 transitions. [2020-08-22 02:12:25,086 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 118 transitions. Word has length 41 [2020-08-22 02:12:25,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:12:25,087 INFO L479 AbstractCegarLoop]: Abstraction has 79 states and 118 transitions. [2020-08-22 02:12:25,087 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-22 02:12:25,087 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 118 transitions. [2020-08-22 02:12:25,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-08-22 02:12:25,090 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:12:25,090 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] [2020-08-22 02:12:25,090 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-22 02:12:25,090 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:12:25,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:12:25,091 INFO L82 PathProgramCache]: Analyzing trace with hash -405677468, now seen corresponding path program 1 times [2020-08-22 02:12:25,091 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:12:25,091 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1660701906] [2020-08-22 02:12:25,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:12:25,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:25,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:12:25,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:25,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 02:12:25,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:25,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:25,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:25,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:25,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:25,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:25,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:25,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:25,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:25,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:25,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:25,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-08-22 02:12:25,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:25,264 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-08-22 02:12:25,265 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1660701906] [2020-08-22 02:12:25,265 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:12:25,265 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-22 02:12:25,266 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073623478] [2020-08-22 02:12:25,266 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-22 02:12:25,267 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:12:25,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-22 02:12:25,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-22 02:12:25,267 INFO L87 Difference]: Start difference. First operand 79 states and 118 transitions. Second operand 8 states. [2020-08-22 02:12:25,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:12:25,409 INFO L93 Difference]: Finished difference Result 167 states and 288 transitions. [2020-08-22 02:12:25,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-22 02:12:25,410 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 54 [2020-08-22 02:12:25,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:12:25,415 INFO L225 Difference]: With dead ends: 167 [2020-08-22 02:12:25,416 INFO L226 Difference]: Without dead ends: 94 [2020-08-22 02:12:25,419 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 [2020-08-22 02:12:25,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-08-22 02:12:25,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 88. [2020-08-22 02:12:25,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2020-08-22 02:12:25,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 134 transitions. [2020-08-22 02:12:25,448 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 134 transitions. Word has length 54 [2020-08-22 02:12:25,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:12:25,450 INFO L479 AbstractCegarLoop]: Abstraction has 88 states and 134 transitions. [2020-08-22 02:12:25,450 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-22 02:12:25,450 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 134 transitions. [2020-08-22 02:12:25,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-08-22 02:12:25,454 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:12:25,454 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] [2020-08-22 02:12:25,454 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-08-22 02:12:25,455 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:12:25,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:12:25,455 INFO L82 PathProgramCache]: Analyzing trace with hash -242988780, now seen corresponding path program 1 times [2020-08-22 02:12:25,455 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:12:25,456 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1443350210] [2020-08-22 02:12:25,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:12:25,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:25,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:12:25,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:25,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 02:12:25,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:25,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:25,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:25,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:25,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:25,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:25,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:25,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:25,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:25,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:25,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:25,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:25,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:25,608 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 19 proven. 11 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-08-22 02:12:25,609 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1443350210] [2020-08-22 02:12:25,609 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:12:25,609 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-22 02:12:25,609 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566239717] [2020-08-22 02:12:25,610 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-22 02:12:25,610 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:12:25,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-22 02:12:25,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-22 02:12:25,611 INFO L87 Difference]: Start difference. First operand 88 states and 134 transitions. Second operand 10 states. [2020-08-22 02:12:25,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:12:25,847 INFO L93 Difference]: Finished difference Result 188 states and 331 transitions. [2020-08-22 02:12:25,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-22 02:12:25,848 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 55 [2020-08-22 02:12:25,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:12:25,850 INFO L225 Difference]: With dead ends: 188 [2020-08-22 02:12:25,850 INFO L226 Difference]: Without dead ends: 109 [2020-08-22 02:12:25,852 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2020-08-22 02:12:25,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-08-22 02:12:25,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 100. [2020-08-22 02:12:25,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-08-22 02:12:25,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 158 transitions. [2020-08-22 02:12:25,885 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 158 transitions. Word has length 55 [2020-08-22 02:12:25,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:12:25,885 INFO L479 AbstractCegarLoop]: Abstraction has 100 states and 158 transitions. [2020-08-22 02:12:25,885 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-22 02:12:25,886 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 158 transitions. [2020-08-22 02:12:25,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-08-22 02:12:25,887 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:12:25,888 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] [2020-08-22 02:12:25,888 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-08-22 02:12:25,888 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:12:25,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:12:25,889 INFO L82 PathProgramCache]: Analyzing trace with hash -908952008, now seen corresponding path program 2 times [2020-08-22 02:12:25,889 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:12:25,889 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1139877498] [2020-08-22 02:12:25,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:12:25,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:25,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:12:25,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:25,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 02:12:25,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:25,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:25,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:25,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:25,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:26,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:26,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:26,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:26,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:26,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:26,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:26,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:26,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:26,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:26,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:26,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:26,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:26,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:26,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:26,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:26,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:26,136 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 30 proven. 52 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2020-08-22 02:12:26,137 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1139877498] [2020-08-22 02:12:26,137 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:12:26,137 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-08-22 02:12:26,138 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502352153] [2020-08-22 02:12:26,139 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-22 02:12:26,139 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:12:26,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-22 02:12:26,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-08-22 02:12:26,140 INFO L87 Difference]: Start difference. First operand 100 states and 158 transitions. Second operand 12 states. [2020-08-22 02:12:26,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:12:26,563 INFO L93 Difference]: Finished difference Result 199 states and 354 transitions. [2020-08-22 02:12:26,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-08-22 02:12:26,564 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 82 [2020-08-22 02:12:26,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:12:26,568 INFO L225 Difference]: With dead ends: 199 [2020-08-22 02:12:26,568 INFO L226 Difference]: Without dead ends: 86 [2020-08-22 02:12:26,570 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 [2020-08-22 02:12:26,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2020-08-22 02:12:26,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 71. [2020-08-22 02:12:26,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-08-22 02:12:26,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 93 transitions. [2020-08-22 02:12:26,586 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 93 transitions. Word has length 82 [2020-08-22 02:12:26,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:12:26,587 INFO L479 AbstractCegarLoop]: Abstraction has 71 states and 93 transitions. [2020-08-22 02:12:26,587 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-22 02:12:26,587 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 93 transitions. [2020-08-22 02:12:26,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-08-22 02:12:26,588 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:12:26,589 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] [2020-08-22 02:12:26,589 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-08-22 02:12:26,589 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:12:26,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:12:26,590 INFO L82 PathProgramCache]: Analyzing trace with hash -2119203654, now seen corresponding path program 2 times [2020-08-22 02:12:26,590 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:12:26,590 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1142345434] [2020-08-22 02:12:26,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:12:26,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:26,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:12:26,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:26,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 02:12:26,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:26,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:26,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:26,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:26,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:26,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:26,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:26,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:26,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:26,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:26,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:26,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:26,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:26,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:26,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:26,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-22 02:12:26,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:26,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:26,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:26,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:26,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:26,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:26,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:26,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:26,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:26,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:26,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:26,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:26,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:26,890 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 44 proven. 79 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2020-08-22 02:12:26,891 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1142345434] [2020-08-22 02:12:26,891 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:12:26,891 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-22 02:12:26,891 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210618750] [2020-08-22 02:12:26,892 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-22 02:12:26,892 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:12:26,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-22 02:12:26,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-22 02:12:26,893 INFO L87 Difference]: Start difference. First operand 71 states and 93 transitions. Second operand 10 states. [2020-08-22 02:12:27,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:12:27,086 INFO L93 Difference]: Finished difference Result 142 states and 204 transitions. [2020-08-22 02:12:27,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-22 02:12:27,086 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 110 [2020-08-22 02:12:27,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:12:27,088 INFO L225 Difference]: With dead ends: 142 [2020-08-22 02:12:27,088 INFO L226 Difference]: Without dead ends: 78 [2020-08-22 02:12:27,089 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 [2020-08-22 02:12:27,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-08-22 02:12:27,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2020-08-22 02:12:27,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2020-08-22 02:12:27,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 100 transitions. [2020-08-22 02:12:27,098 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 100 transitions. Word has length 110 [2020-08-22 02:12:27,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:12:27,100 INFO L479 AbstractCegarLoop]: Abstraction has 78 states and 100 transitions. [2020-08-22 02:12:27,100 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-22 02:12:27,100 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 100 transitions. [2020-08-22 02:12:27,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-08-22 02:12:27,103 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:12:27,103 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] [2020-08-22 02:12:27,103 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-08-22 02:12:27,104 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:12:27,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:12:27,104 INFO L82 PathProgramCache]: Analyzing trace with hash -1263382818, now seen corresponding path program 3 times [2020-08-22 02:12:27,104 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:12:27,104 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [340689531] [2020-08-22 02:12:27,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:12:27,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:27,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:12:27,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:27,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 02:12:27,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:27,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:27,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:27,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:27,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:27,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:27,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:27,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:27,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:27,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:27,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:27,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:27,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:27,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:27,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:27,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:27,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:27,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:27,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:27,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:27,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:27,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-08-22 02:12:27,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:27,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:27,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:27,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:27,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:27,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-08-22 02:12:27,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:27,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:27,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:27,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:27,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:27,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:27,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:27,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:27,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:27,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:27,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:27,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:27,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:27,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:27,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:27,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:27,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:27,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:27,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:27,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-08-22 02:12:27,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:27,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:27,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:27,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:27,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:27,683 INFO L134 CoverageAnalysis]: Checked inductivity of 999 backedges. 133 proven. 373 refuted. 0 times theorem prover too weak. 493 trivial. 0 not checked. [2020-08-22 02:12:27,684 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [340689531] [2020-08-22 02:12:27,684 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:12:27,684 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-08-22 02:12:27,685 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125388696] [2020-08-22 02:12:27,685 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-08-22 02:12:27,685 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:12:27,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-08-22 02:12:27,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2020-08-22 02:12:27,686 INFO L87 Difference]: Start difference. First operand 78 states and 100 transitions. Second operand 15 states. [2020-08-22 02:12:28,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:12:28,290 INFO L93 Difference]: Finished difference Result 184 states and 282 transitions. [2020-08-22 02:12:28,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-08-22 02:12:28,291 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 192 [2020-08-22 02:12:28,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:12:28,293 INFO L225 Difference]: With dead ends: 184 [2020-08-22 02:12:28,293 INFO L226 Difference]: Without dead ends: 111 [2020-08-22 02:12:28,295 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 [2020-08-22 02:12:28,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2020-08-22 02:12:28,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 99. [2020-08-22 02:12:28,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-08-22 02:12:28,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 133 transitions. [2020-08-22 02:12:28,310 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 133 transitions. Word has length 192 [2020-08-22 02:12:28,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:12:28,311 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 133 transitions. [2020-08-22 02:12:28,311 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-08-22 02:12:28,311 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 133 transitions. [2020-08-22 02:12:28,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-08-22 02:12:28,315 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:12:28,315 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] [2020-08-22 02:12:28,315 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-08-22 02:12:28,315 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:12:28,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:12:28,316 INFO L82 PathProgramCache]: Analyzing trace with hash -2102107778, now seen corresponding path program 1 times [2020-08-22 02:12:28,316 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:12:28,316 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1214358249] [2020-08-22 02:12:28,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:12:28,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:28,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:12:28,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:28,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 02:12:28,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:28,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:28,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:28,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:28,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:28,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:28,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:28,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:28,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:28,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:28,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:28,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:28,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:28,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:28,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:28,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:28,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:28,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:28,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:28,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:28,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:28,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:28,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:28,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:28,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:28,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:28,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:28,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-08-22 02:12:28,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:28,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:28,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:28,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:28,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:28,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:28,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:28,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:28,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:28,616 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 109 proven. 85 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2020-08-22 02:12:28,616 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1214358249] [2020-08-22 02:12:28,617 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:12:28,617 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-22 02:12:28,617 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660356234] [2020-08-22 02:12:28,618 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-22 02:12:28,618 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:12:28,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-22 02:12:28,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-08-22 02:12:28,619 INFO L87 Difference]: Start difference. First operand 99 states and 133 transitions. Second operand 11 states. [2020-08-22 02:12:28,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:12:28,877 INFO L93 Difference]: Finished difference Result 188 states and 266 transitions. [2020-08-22 02:12:28,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-08-22 02:12:28,878 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 136 [2020-08-22 02:12:28,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:12:28,880 INFO L225 Difference]: With dead ends: 188 [2020-08-22 02:12:28,881 INFO L226 Difference]: Without dead ends: 101 [2020-08-22 02:12:28,882 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 [2020-08-22 02:12:28,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-08-22 02:12:28,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 98. [2020-08-22 02:12:28,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-08-22 02:12:28,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 130 transitions. [2020-08-22 02:12:28,892 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 130 transitions. Word has length 136 [2020-08-22 02:12:28,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:12:28,893 INFO L479 AbstractCegarLoop]: Abstraction has 98 states and 130 transitions. [2020-08-22 02:12:28,893 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-22 02:12:28,893 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 130 transitions. [2020-08-22 02:12:28,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-22 02:12:28,895 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:12:28,895 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] [2020-08-22 02:12:28,896 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-08-22 02:12:28,896 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:12:28,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:12:28,897 INFO L82 PathProgramCache]: Analyzing trace with hash 677703633, now seen corresponding path program 2 times [2020-08-22 02:12:28,897 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:12:28,897 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [196125421] [2020-08-22 02:12:28,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:12:28,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:28,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:12:28,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:28,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 02:12:28,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:28,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:29,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:29,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:29,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:29,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:29,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:29,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:29,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:29,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:29,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:29,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:29,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:29,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:29,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:29,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:29,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:29,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:29,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:29,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:29,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:29,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:29,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:29,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:29,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:29,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:29,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:29,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:29,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:29,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:29,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:29,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:29,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:29,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:29,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:29,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:29,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:29,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:29,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:29,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-08-22 02:12:29,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:29,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:29,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:29,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:29,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:29,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:29,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:29,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:29,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:29,350 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 138 proven. 250 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-08-22 02:12:29,351 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [196125421] [2020-08-22 02:12:29,351 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:12:29,351 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-22 02:12:29,351 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220993819] [2020-08-22 02:12:29,352 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-22 02:12:29,352 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:12:29,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-22 02:12:29,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-22 02:12:29,353 INFO L87 Difference]: Start difference. First operand 98 states and 130 transitions. Second operand 14 states. [2020-08-22 02:12:29,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:12:29,882 INFO L93 Difference]: Finished difference Result 224 states and 343 transitions. [2020-08-22 02:12:29,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-08-22 02:12:29,883 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 177 [2020-08-22 02:12:29,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:12:29,885 INFO L225 Difference]: With dead ends: 224 [2020-08-22 02:12:29,885 INFO L226 Difference]: Without dead ends: 131 [2020-08-22 02:12:29,887 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=131, Invalid=625, Unknown=0, NotChecked=0, Total=756 [2020-08-22 02:12:29,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-08-22 02:12:29,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 114. [2020-08-22 02:12:29,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-08-22 02:12:29,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 154 transitions. [2020-08-22 02:12:29,897 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 154 transitions. Word has length 177 [2020-08-22 02:12:29,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:12:29,898 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 154 transitions. [2020-08-22 02:12:29,898 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-22 02:12:29,898 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 154 transitions. [2020-08-22 02:12:29,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-22 02:12:29,900 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:12:29,901 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] [2020-08-22 02:12:29,901 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-08-22 02:12:29,901 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:12:29,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:12:29,902 INFO L82 PathProgramCache]: Analyzing trace with hash 307857833, now seen corresponding path program 3 times [2020-08-22 02:12:29,902 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:12:29,902 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [671733693] [2020-08-22 02:12:29,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:12:29,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:29,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:12:29,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:29,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 02:12:29,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:30,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:30,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:30,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:30,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:30,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:30,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:30,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:30,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:30,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:30,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:30,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:30,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:30,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:30,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:30,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:12:30,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:30,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:30,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:30,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:30,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:30,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:30,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:30,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:30,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,264 INFO L134 CoverageAnalysis]: Checked inductivity of 786 backedges. 45 proven. 260 refuted. 0 times theorem prover too weak. 481 trivial. 0 not checked. [2020-08-22 02:12:30,264 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [671733693] [2020-08-22 02:12:30,265 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:12:30,265 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-22 02:12:30,265 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161702142] [2020-08-22 02:12:30,266 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-22 02:12:30,266 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:12:30,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-22 02:12:30,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-08-22 02:12:30,267 INFO L87 Difference]: Start difference. First operand 114 states and 154 transitions. Second operand 11 states. [2020-08-22 02:12:30,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:12:30,590 INFO L93 Difference]: Finished difference Result 244 states and 371 transitions. [2020-08-22 02:12:30,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-08-22 02:12:30,591 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 177 [2020-08-22 02:12:30,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:12:30,595 INFO L225 Difference]: With dead ends: 244 [2020-08-22 02:12:30,595 INFO L226 Difference]: Without dead ends: 240 [2020-08-22 02:12:30,599 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 [2020-08-22 02:12:30,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2020-08-22 02:12:30,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 220. [2020-08-22 02:12:30,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2020-08-22 02:12:30,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 331 transitions. [2020-08-22 02:12:30,623 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 331 transitions. Word has length 177 [2020-08-22 02:12:30,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:12:30,623 INFO L479 AbstractCegarLoop]: Abstraction has 220 states and 331 transitions. [2020-08-22 02:12:30,624 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-22 02:12:30,624 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 331 transitions. [2020-08-22 02:12:30,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2020-08-22 02:12:30,629 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:12:30,629 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] [2020-08-22 02:12:30,630 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-08-22 02:12:30,630 INFO L427 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:12:30,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:12:30,630 INFO L82 PathProgramCache]: Analyzing trace with hash 1318955698, now seen corresponding path program 4 times [2020-08-22 02:12:30,631 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:12:30,631 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1462937195] [2020-08-22 02:12:30,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:12:30,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:12:30,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 02:12:30,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:30,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:30,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:30,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:30,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:30,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:30,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:30,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:30,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:30,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:30,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:30,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:30,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:30,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:30,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-08-22 02:12:30,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:30,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:30,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:30,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:30,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:30,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-08-22 02:12:30,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:31,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:31,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:31,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:31,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:31,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:31,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:31,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:31,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:31,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:31,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:31,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:31,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:31,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-08-22 02:12:31,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:31,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:31,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:31,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,184 INFO L134 CoverageAnalysis]: Checked inductivity of 2032 backedges. 167 proven. 362 refuted. 0 times theorem prover too weak. 1503 trivial. 0 not checked. [2020-08-22 02:12:31,184 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1462937195] [2020-08-22 02:12:31,186 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:12:31,187 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-22 02:12:31,187 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984669763] [2020-08-22 02:12:31,187 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-22 02:12:31,188 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:12:31,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-22 02:12:31,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-08-22 02:12:31,188 INFO L87 Difference]: Start difference. First operand 220 states and 331 transitions. Second operand 11 states. [2020-08-22 02:12:31,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:12:31,452 INFO L93 Difference]: Finished difference Result 429 states and 677 transitions. [2020-08-22 02:12:31,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-08-22 02:12:31,452 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 274 [2020-08-22 02:12:31,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:12:31,456 INFO L225 Difference]: With dead ends: 429 [2020-08-22 02:12:31,456 INFO L226 Difference]: Without dead ends: 225 [2020-08-22 02:12:31,459 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 [2020-08-22 02:12:31,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-08-22 02:12:31,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 222. [2020-08-22 02:12:31,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2020-08-22 02:12:31,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 316 transitions. [2020-08-22 02:12:31,476 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 316 transitions. Word has length 274 [2020-08-22 02:12:31,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:12:31,477 INFO L479 AbstractCegarLoop]: Abstraction has 222 states and 316 transitions. [2020-08-22 02:12:31,477 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-22 02:12:31,477 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 316 transitions. [2020-08-22 02:12:31,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2020-08-22 02:12:31,483 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:12:31,483 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] [2020-08-22 02:12:31,483 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-08-22 02:12:31,484 INFO L427 AbstractCegarLoop]: === Iteration 17 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:12:31,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:12:31,484 INFO L82 PathProgramCache]: Analyzing trace with hash -1614185823, now seen corresponding path program 5 times [2020-08-22 02:12:31,484 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:12:31,485 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1799230304] [2020-08-22 02:12:31,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:12:31,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:12:31,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 02:12:31,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:31,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:31,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:31,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:31,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:31,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:31,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:31,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:31,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:31,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:31,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:31,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:31,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:31,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:31,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:31,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:31,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:12:31,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:31,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:31,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:31,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:31,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:31,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:31,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:31,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:31,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 02:12:31,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:31,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:31,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:31,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:31,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:31,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:31,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:31,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:31,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:31,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:31,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:31,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:31,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:31,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:31,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:31,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:32,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2216 backedges. 94 proven. 558 refuted. 0 times theorem prover too weak. 1564 trivial. 0 not checked. [2020-08-22 02:12:32,074 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1799230304] [2020-08-22 02:12:32,074 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:12:32,074 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-08-22 02:12:32,075 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820892314] [2020-08-22 02:12:32,075 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-22 02:12:32,075 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:12:32,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-22 02:12:32,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-08-22 02:12:32,076 INFO L87 Difference]: Start difference. First operand 222 states and 316 transitions. Second operand 12 states. [2020-08-22 02:12:32,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:12:32,416 INFO L93 Difference]: Finished difference Result 469 states and 720 transitions. [2020-08-22 02:12:32,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-08-22 02:12:32,417 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 286 [2020-08-22 02:12:32,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:12:32,426 INFO L225 Difference]: With dead ends: 469 [2020-08-22 02:12:32,426 INFO L226 Difference]: Without dead ends: 465 [2020-08-22 02:12:32,428 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 [2020-08-22 02:12:32,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 465 states. [2020-08-22 02:12:32,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 465 to 445. [2020-08-22 02:12:32,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 445 states. [2020-08-22 02:12:32,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 445 states and 682 transitions. [2020-08-22 02:12:32,468 INFO L78 Accepts]: Start accepts. Automaton has 445 states and 682 transitions. Word has length 286 [2020-08-22 02:12:32,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:12:32,468 INFO L479 AbstractCegarLoop]: Abstraction has 445 states and 682 transitions. [2020-08-22 02:12:32,469 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-22 02:12:32,469 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 682 transitions. [2020-08-22 02:12:32,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2020-08-22 02:12:32,476 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:12:32,476 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] [2020-08-22 02:12:32,476 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-08-22 02:12:32,476 INFO L427 AbstractCegarLoop]: === Iteration 18 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:12:32,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:12:32,477 INFO L82 PathProgramCache]: Analyzing trace with hash 1485391483, now seen corresponding path program 6 times [2020-08-22 02:12:32,477 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:12:32,477 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [581128] [2020-08-22 02:12:32,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:12:32,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:32,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:12:32,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:32,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 02:12:32,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:32,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:32,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:32,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:32,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:32,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:32,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:32,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:32,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:32,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:32,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:32,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:32,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:32,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:32,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:32,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:32,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:32,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:32,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:32,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:32,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:32,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:32,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:32,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:32,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:32,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:32,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:32,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:32,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:32,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:32,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:32,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:32,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:32,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:32,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:32,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:12:32,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:32,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:33,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:33,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:33,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:33,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-08-22 02:12:33,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:33,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:33,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:33,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:33,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:33,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:33,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:33,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:33,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:33,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:33,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:33,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:33,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:33,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:33,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-08-22 02:12:33,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:33,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:33,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:33,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:33,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:33,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:33,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:33,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:33,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:33,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:33,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:33,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:33,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:33,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:33,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:33,484 INFO L134 CoverageAnalysis]: Checked inductivity of 3769 backedges. 297 proven. 795 refuted. 0 times theorem prover too weak. 2677 trivial. 0 not checked. [2020-08-22 02:12:33,485 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [581128] [2020-08-22 02:12:33,485 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:12:33,486 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-22 02:12:33,486 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462876241] [2020-08-22 02:12:33,489 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-22 02:12:33,489 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:12:33,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-22 02:12:33,495 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-08-22 02:12:33,495 INFO L87 Difference]: Start difference. First operand 445 states and 682 transitions. Second operand 14 states. [2020-08-22 02:12:34,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:12:34,013 INFO L93 Difference]: Finished difference Result 924 states and 1512 transitions. [2020-08-22 02:12:34,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-08-22 02:12:34,014 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 368 [2020-08-22 02:12:34,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:12:34,028 INFO L225 Difference]: With dead ends: 924 [2020-08-22 02:12:34,028 INFO L226 Difference]: Without dead ends: 493 [2020-08-22 02:12:34,036 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 [2020-08-22 02:12:34,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states. [2020-08-22 02:12:34,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 439. [2020-08-22 02:12:34,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 439 states. [2020-08-22 02:12:34,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 658 transitions. [2020-08-22 02:12:34,089 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 658 transitions. Word has length 368 [2020-08-22 02:12:34,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:12:34,090 INFO L479 AbstractCegarLoop]: Abstraction has 439 states and 658 transitions. [2020-08-22 02:12:34,090 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-22 02:12:34,090 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 658 transitions. [2020-08-22 02:12:34,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2020-08-22 02:12:34,099 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:12:34,100 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] [2020-08-22 02:12:34,100 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-08-22 02:12:34,101 INFO L427 AbstractCegarLoop]: === Iteration 19 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:12:34,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:12:34,101 INFO L82 PathProgramCache]: Analyzing trace with hash -1740376526, now seen corresponding path program 7 times [2020-08-22 02:12:34,104 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:12:34,104 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [529700155] [2020-08-22 02:12:34,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:12:34,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:12:34,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 02:12:34,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:34,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:34,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:34,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:34,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:34,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:34,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:34,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:34,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:34,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:34,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:34,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:34,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:34,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:34,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:34,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:34,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:34,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:12:34,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:34,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:34,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:34,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:34,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:34,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:34,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:34,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:34,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 02:12:34,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:34,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:34,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:34,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:34,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:34,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:34,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:34,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:34,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:34,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:34,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:34,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:34,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:34,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:34,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:34,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 02:12:35,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:35,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:35,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:35,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:35,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:35,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:35,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:35,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:35,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:35,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:35,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:35,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:35,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:35,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:35,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:35,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:35,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:35,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:35,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:35,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:35,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:35,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:35,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:35,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:35,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:35,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:35,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:35,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:35,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:35,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:35,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:35,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:12:35,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:35,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:35,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:35,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:35,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:35,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:35,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:35,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:35,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:35,536 INFO L134 CoverageAnalysis]: Checked inductivity of 5369 backedges. 1102 proven. 902 refuted. 0 times theorem prover too weak. 3365 trivial. 0 not checked. [2020-08-22 02:12:35,536 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [529700155] [2020-08-22 02:12:35,536 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:12:35,537 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-08-22 02:12:35,537 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792917362] [2020-08-22 02:12:35,537 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-08-22 02:12:35,538 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:12:35,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-08-22 02:12:35,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=398, Unknown=0, NotChecked=0, Total=462 [2020-08-22 02:12:35,538 INFO L87 Difference]: Start difference. First operand 439 states and 658 transitions. Second operand 22 states. [2020-08-22 02:12:36,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:12:36,584 INFO L93 Difference]: Finished difference Result 1181 states and 2195 transitions. [2020-08-22 02:12:36,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-08-22 02:12:36,584 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 436 [2020-08-22 02:12:36,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:12:36,597 INFO L225 Difference]: With dead ends: 1181 [2020-08-22 02:12:36,597 INFO L226 Difference]: Without dead ends: 756 [2020-08-22 02:12:36,603 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 [2020-08-22 02:12:36,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 756 states. [2020-08-22 02:12:36,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 756 to 676. [2020-08-22 02:12:36,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 676 states. [2020-08-22 02:12:36,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 676 states and 1086 transitions. [2020-08-22 02:12:36,661 INFO L78 Accepts]: Start accepts. Automaton has 676 states and 1086 transitions. Word has length 436 [2020-08-22 02:12:36,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:12:36,662 INFO L479 AbstractCegarLoop]: Abstraction has 676 states and 1086 transitions. [2020-08-22 02:12:36,662 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-08-22 02:12:36,662 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1086 transitions. [2020-08-22 02:12:36,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 832 [2020-08-22 02:12:36,686 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:12:36,687 INFO L422 BasicCegarLoop]: trace histogram [64, 64, 57, 57, 50, 48, 32, 32, 32, 32, 32, 32, 32, 28, 28, 28, 28, 28, 28, 28, 22, 16, 14, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 02:12:36,687 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-08-22 02:12:36,687 INFO L427 AbstractCegarLoop]: === Iteration 20 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:12:36,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:12:36,688 INFO L82 PathProgramCache]: Analyzing trace with hash 410125777, now seen corresponding path program 8 times [2020-08-22 02:12:36,688 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:12:36,688 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [932957913] [2020-08-22 02:12:36,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:12:36,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:37,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:12:37,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:37,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 02:12:37,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:37,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:37,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:37,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:37,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:37,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:37,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:37,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:37,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:37,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:37,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:37,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:37,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:37,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:37,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:37,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:37,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:37,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:37,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:37,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:37,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:37,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:37,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:37,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:37,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:37,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:37,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:37,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:37,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:37,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:37,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:37,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:37,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:37,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:37,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:37,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:12:37,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:37,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:37,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:37,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:37,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:37,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:37,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:37,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:37,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:37,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:37,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:37,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:37,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:37,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:37,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:37,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:37,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:37,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 02:12:37,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:37,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:37,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:38,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:38,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:38,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:38,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:38,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:38,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:38,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:12:38,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:38,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:38,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:38,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:38,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:38,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:38,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:38,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2020-08-22 02:12:38,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:38,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:38,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:38,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:38,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:38,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:38,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:38,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:12:38,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:38,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:38,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:38,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:38,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:38,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:38,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:38,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 609 [2020-08-22 02:12:38,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:38,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:38,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:38,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:38,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:38,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:38,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:38,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:38,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:38,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:39,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:12:39,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:39,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:39,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:39,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:39,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:39,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:39,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:39,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:39,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:39,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:39,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:39,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:39,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:39,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:39,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:39,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:39,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:39,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:39,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:39,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:39,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:39,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:39,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:39,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:39,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:39,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:39,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:39,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:39,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:39,874 INFO L134 CoverageAnalysis]: Checked inductivity of 20297 backedges. 1254 proven. 3853 refuted. 0 times theorem prover too weak. 15190 trivial. 0 not checked. [2020-08-22 02:12:39,875 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [932957913] [2020-08-22 02:12:39,875 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:12:39,875 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-08-22 02:12:39,875 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896064955] [2020-08-22 02:12:39,876 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-08-22 02:12:39,876 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:12:39,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-08-22 02:12:39,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=434, Unknown=0, NotChecked=0, Total=506 [2020-08-22 02:12:39,876 INFO L87 Difference]: Start difference. First operand 676 states and 1086 transitions. Second operand 23 states. [2020-08-22 02:12:41,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:12:41,008 INFO L93 Difference]: Finished difference Result 1184 states and 2069 transitions. [2020-08-22 02:12:41,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2020-08-22 02:12:41,009 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 831 [2020-08-22 02:12:41,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:12:41,020 INFO L225 Difference]: With dead ends: 1184 [2020-08-22 02:12:41,020 INFO L226 Difference]: Without dead ends: 512 [2020-08-22 02:12:41,032 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 299 GetRequests, 248 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 765 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=392, Invalid=2364, Unknown=0, NotChecked=0, Total=2756 [2020-08-22 02:12:41,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 512 states. [2020-08-22 02:12:41,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 512 to 400. [2020-08-22 02:12:41,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 400 states. [2020-08-22 02:12:41,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 611 transitions. [2020-08-22 02:12:41,069 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 611 transitions. Word has length 831 [2020-08-22 02:12:41,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:12:41,071 INFO L479 AbstractCegarLoop]: Abstraction has 400 states and 611 transitions. [2020-08-22 02:12:41,071 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-08-22 02:12:41,071 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 611 transitions. [2020-08-22 02:12:41,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 464 [2020-08-22 02:12:41,076 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:12:41,076 INFO L422 BasicCegarLoop]: trace histogram [34, 34, 33, 33, 27, 27, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 16, 11, 10, 7, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 02:12:41,076 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-08-22 02:12:41,076 INFO L427 AbstractCegarLoop]: === Iteration 21 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:12:41,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:12:41,077 INFO L82 PathProgramCache]: Analyzing trace with hash 1326629730, now seen corresponding path program 9 times [2020-08-22 02:12:41,077 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:12:41,078 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [320214603] [2020-08-22 02:12:41,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:12:41,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:12:41,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 02:12:41,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:41,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:41,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:41,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:41,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:41,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:41,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:41,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:12:41,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:41,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:41,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:41,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:41,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 02:12:41,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:41,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:41,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:41,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:41,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:41,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:41,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:41,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 02:12:41,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:41,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:41,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:41,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:41,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:41,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:41,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:41,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:12:41,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:41,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:41,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:41,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:41,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:41,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:41,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:42,285 INFO L134 CoverageAnalysis]: Checked inductivity of 6082 backedges. 179 proven. 1128 refuted. 0 times theorem prover too weak. 4775 trivial. 0 not checked. [2020-08-22 02:12:42,286 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [320214603] [2020-08-22 02:12:42,286 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:12:42,286 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-08-22 02:12:42,287 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115268057] [2020-08-22 02:12:42,288 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-08-22 02:12:42,288 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:12:42,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-08-22 02:12:42,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2020-08-22 02:12:42,289 INFO L87 Difference]: Start difference. First operand 400 states and 611 transitions. Second operand 13 states. [2020-08-22 02:12:42,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:12:42,713 INFO L93 Difference]: Finished difference Result 939 states and 1507 transitions. [2020-08-22 02:12:42,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-08-22 02:12:42,713 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 463 [2020-08-22 02:12:42,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:12:42,730 INFO L225 Difference]: With dead ends: 939 [2020-08-22 02:12:42,730 INFO L226 Difference]: Without dead ends: 935 [2020-08-22 02:12:42,733 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=91, Invalid=329, Unknown=0, NotChecked=0, Total=420 [2020-08-22 02:12:42,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 935 states. [2020-08-22 02:12:42,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 935 to 889. [2020-08-22 02:12:42,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 889 states. [2020-08-22 02:12:42,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 889 states and 1427 transitions. [2020-08-22 02:12:42,811 INFO L78 Accepts]: Start accepts. Automaton has 889 states and 1427 transitions. Word has length 463 [2020-08-22 02:12:42,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:12:42,812 INFO L479 AbstractCegarLoop]: Abstraction has 889 states and 1427 transitions. [2020-08-22 02:12:42,812 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-08-22 02:12:42,812 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1427 transitions. [2020-08-22 02:12:42,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 641 [2020-08-22 02:12:42,822 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:12:42,823 INFO L422 BasicCegarLoop]: trace histogram [48, 48, 45, 45, 38, 37, 24, 24, 24, 24, 24, 24, 24, 22, 22, 22, 22, 22, 22, 22, 16, 13, 10, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 02:12:42,823 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-08-22 02:12:42,823 INFO L427 AbstractCegarLoop]: === Iteration 22 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:12:42,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:12:42,824 INFO L82 PathProgramCache]: Analyzing trace with hash -1490795651, now seen corresponding path program 10 times [2020-08-22 02:12:42,825 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:12:42,825 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [764115055] [2020-08-22 02:12:42,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:12:42,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:12:43,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 02:12:43,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:43,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:43,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:43,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:43,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:43,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:43,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:43,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:43,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:43,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:43,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:43,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:43,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:43,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:43,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:43,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:43,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:43,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:43,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:12:43,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:43,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:43,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:43,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:43,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:43,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:43,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:43,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:43,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 02:12:43,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:43,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:43,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:43,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:43,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:43,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:43,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:43,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:43,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-08-22 02:12:43,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:43,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:43,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:43,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:43,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:43,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:43,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:43,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:43,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:43,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:43,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:43,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:43,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:43,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:43,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:43,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-08-22 02:12:43,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:44,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:44,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:44,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:44,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:44,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:44,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:44,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:44,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:44,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:44,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:44,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:44,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:44,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:44,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:44,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:44,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:12:44,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:44,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:44,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:44,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:44,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:44,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:44,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:44,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:44,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 02:12:44,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:44,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:44,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:44,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:44,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:44,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:44,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:44,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:44,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:44,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:44,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:44,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:44,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:44,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:44,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:44,497 INFO L134 CoverageAnalysis]: Checked inductivity of 11869 backedges. 567 proven. 1942 refuted. 0 times theorem prover too weak. 9360 trivial. 0 not checked. [2020-08-22 02:12:44,497 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [764115055] [2020-08-22 02:12:44,498 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:12:44,498 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-08-22 02:12:44,498 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604055762] [2020-08-22 02:12:44,499 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-08-22 02:12:44,499 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:12:44,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-08-22 02:12:44,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2020-08-22 02:12:44,502 INFO L87 Difference]: Start difference. First operand 889 states and 1427 transitions. Second operand 16 states. [2020-08-22 02:12:45,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:12:45,126 INFO L93 Difference]: Finished difference Result 1807 states and 3095 transitions. [2020-08-22 02:12:45,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-08-22 02:12:45,127 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 640 [2020-08-22 02:12:45,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:12:45,140 INFO L225 Difference]: With dead ends: 1807 [2020-08-22 02:12:45,141 INFO L226 Difference]: Without dead ends: 936 [2020-08-22 02:12:45,151 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=132, Invalid=738, Unknown=0, NotChecked=0, Total=870 [2020-08-22 02:12:45,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 936 states. [2020-08-22 02:12:45,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 936 to 916. [2020-08-22 02:12:45,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 916 states. [2020-08-22 02:12:45,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 916 states and 1463 transitions. [2020-08-22 02:12:45,242 INFO L78 Accepts]: Start accepts. Automaton has 916 states and 1463 transitions. Word has length 640 [2020-08-22 02:12:45,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:12:45,243 INFO L479 AbstractCegarLoop]: Abstraction has 916 states and 1463 transitions. [2020-08-22 02:12:45,243 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-08-22 02:12:45,244 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1463 transitions. [2020-08-22 02:12:45,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1826 [2020-08-22 02:12:45,287 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:12:45,288 INFO L422 BasicCegarLoop]: trace histogram [134, 134, 133, 133, 109, 107, 67, 67, 67, 67, 67, 67, 67, 66, 66, 66, 66, 66, 66, 66, 43, 40, 26, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 02:12:45,289 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-08-22 02:12:45,289 INFO L427 AbstractCegarLoop]: === Iteration 23 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:12:45,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:12:45,290 INFO L82 PathProgramCache]: Analyzing trace with hash 1708265766, now seen corresponding path program 11 times [2020-08-22 02:12:45,291 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:12:45,294 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1909645282] [2020-08-22 02:12:45,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:12:45,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:46,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:12:46,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:46,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 02:12:46,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:47,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:47,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:47,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:47,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:47,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:47,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:47,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:47,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:47,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:47,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:47,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:47,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:47,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:47,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:47,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:47,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:47,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:47,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:12:47,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:47,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:47,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:47,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:47,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:47,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:47,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:47,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:47,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 02:12:47,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:47,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:47,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:47,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:47,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:47,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:47,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:47,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:47,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:47,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:47,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:47,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:47,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:47,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:47,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:47,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 02:12:47,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:48,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:48,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:48,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:48,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:48,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:48,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:48,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:12:48,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:48,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:48,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:48,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:48,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 02:12:48,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:48,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:48,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:48,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:48,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:48,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:48,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:48,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 02:12:48,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:48,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:48,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:48,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:48,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:48,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:48,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:48,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:12:48,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:48,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:48,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:48,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:48,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 02:12:48,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:48,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:48,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:48,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:48,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:48,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:48,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:48,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:48,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:48,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 854 [2020-08-22 02:12:49,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:49,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:49,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:49,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:49,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:49,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:49,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:49,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:49,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:49,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:49,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:49,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:49,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:49,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:49,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:49,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:49,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:49,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:49,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:12:49,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:49,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:49,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:49,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:49,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:49,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:49,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:49,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:49,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 02:12:49,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:49,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:49,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:49,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:49,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:49,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:49,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:49,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:49,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:49,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:49,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:49,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:49,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:49,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:49,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 02:12:49,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:49,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:49,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:49,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:49,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:49,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:49,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:49,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:49,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:49,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:49,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:49,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:49,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:49,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:49,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:49,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2020-08-22 02:12:49,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:50,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:50,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:50,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:50,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:50,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:50,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:50,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:12:50,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:50,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:50,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:50,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:50,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 02:12:50,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:50,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:50,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:50,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:50,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:50,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:50,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:50,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 02:12:50,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:50,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:50,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:50,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:50,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:50,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:50,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:50,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:12:50,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:50,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:50,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:50,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:50,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 02:12:50,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:50,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:50,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:50,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:50,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:50,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:50,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:50,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:50,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:50,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:53,136 INFO L134 CoverageAnalysis]: Checked inductivity of 99737 backedges. 1589 proven. 9308 refuted. 0 times theorem prover too weak. 88840 trivial. 0 not checked. [2020-08-22 02:12:53,143 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1909645282] [2020-08-22 02:12:53,144 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:12:53,144 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-08-22 02:12:53,146 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778830295] [2020-08-22 02:12:53,149 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-08-22 02:12:53,150 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:12:53,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-08-22 02:12:53,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=325, Unknown=0, NotChecked=0, Total=380 [2020-08-22 02:12:53,152 INFO L87 Difference]: Start difference. First operand 916 states and 1463 transitions. Second operand 20 states. [2020-08-22 02:12:54,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:12:54,521 INFO L93 Difference]: Finished difference Result 1512 states and 2634 transitions. [2020-08-22 02:12:54,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2020-08-22 02:12:54,522 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 1825 [2020-08-22 02:12:54,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:12:54,532 INFO L225 Difference]: With dead ends: 1512 [2020-08-22 02:12:54,532 INFO L226 Difference]: Without dead ends: 601 [2020-08-22 02:12:54,543 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 590 GetRequests, 538 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 715 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=382, Invalid=2480, Unknown=0, NotChecked=0, Total=2862 [2020-08-22 02:12:54,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 601 states. [2020-08-22 02:12:54,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 601 to 538. [2020-08-22 02:12:54,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 538 states. [2020-08-22 02:12:54,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 839 transitions. [2020-08-22 02:12:54,579 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 839 transitions. Word has length 1825 [2020-08-22 02:12:54,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:12:54,580 INFO L479 AbstractCegarLoop]: Abstraction has 538 states and 839 transitions. [2020-08-22 02:12:54,580 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-08-22 02:12:54,581 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 839 transitions. [2020-08-22 02:12:54,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 900 [2020-08-22 02:12:54,593 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:12:54,593 INFO L422 BasicCegarLoop]: trace histogram [66, 66, 65, 65, 53, 53, 33, 33, 33, 33, 33, 33, 33, 32, 32, 32, 32, 32, 32, 32, 21, 20, 13, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 02:12:54,593 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-08-22 02:12:54,594 INFO L427 AbstractCegarLoop]: === Iteration 24 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:12:54,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:12:54,594 INFO L82 PathProgramCache]: Analyzing trace with hash -15983332, now seen corresponding path program 12 times [2020-08-22 02:12:54,594 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:12:54,595 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [505361903] [2020-08-22 02:12:54,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:12:54,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:12:55,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 02:12:55,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:55,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:55,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:55,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:55,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:55,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:55,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:55,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:55,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:55,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:55,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:55,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:55,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:55,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:55,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:55,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:55,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:55,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:55,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:12:55,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:55,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:55,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:55,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:55,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:55,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:55,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:55,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:55,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 02:12:55,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:55,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:55,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:55,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:55,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:55,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:55,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:55,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:55,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:55,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:55,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:55,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:55,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:55,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:55,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 02:12:55,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:55,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:55,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:55,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:55,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:55,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:55,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:55,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:55,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:55,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:55,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:55,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:55,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:55,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:55,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:55,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2020-08-22 02:12:56,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:56,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:56,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:56,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:56,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:56,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:56,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:56,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:12:56,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:56,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:56,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:56,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:56,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 02:12:56,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:56,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:56,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:56,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:56,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:56,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:56,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:56,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 02:12:56,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:56,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:56,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:56,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:56,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:56,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:56,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:56,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2020-08-22 02:12:56,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:56,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:56,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:56,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:56,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:56,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:56,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:56,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:56,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:56,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:57,515 INFO L134 CoverageAnalysis]: Checked inductivity of 23752 backedges. 899 proven. 3213 refuted. 0 times theorem prover too weak. 19640 trivial. 0 not checked. [2020-08-22 02:12:57,515 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [505361903] [2020-08-22 02:12:57,516 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:12:57,516 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-08-22 02:12:57,516 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [305659487] [2020-08-22 02:12:57,516 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-08-22 02:12:57,517 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:12:57,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-08-22 02:12:57,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2020-08-22 02:12:57,517 INFO L87 Difference]: Start difference. First operand 538 states and 839 transitions. Second operand 18 states. [2020-08-22 02:12:58,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:12:58,313 INFO L93 Difference]: Finished difference Result 1082 states and 1732 transitions. [2020-08-22 02:12:58,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-08-22 02:12:58,314 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 899 [2020-08-22 02:12:58,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:12:58,323 INFO L225 Difference]: With dead ends: 1082 [2020-08-22 02:12:58,323 INFO L226 Difference]: Without dead ends: 576 [2020-08-22 02:12:58,328 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 302 GetRequests, 266 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 268 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=196, Invalid=1210, Unknown=0, NotChecked=0, Total=1406 [2020-08-22 02:12:58,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 576 states. [2020-08-22 02:12:58,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 576 to 538. [2020-08-22 02:12:58,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 538 states. [2020-08-22 02:12:58,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 808 transitions. [2020-08-22 02:12:58,364 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 808 transitions. Word has length 899 [2020-08-22 02:12:58,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:12:58,365 INFO L479 AbstractCegarLoop]: Abstraction has 538 states and 808 transitions. [2020-08-22 02:12:58,365 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-08-22 02:12:58,365 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 808 transitions. [2020-08-22 02:12:58,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 750 [2020-08-22 02:12:58,373 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:12:58,373 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] [2020-08-22 02:12:58,374 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-08-22 02:12:58,374 INFO L427 AbstractCegarLoop]: === Iteration 25 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:12:58,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:12:58,374 INFO L82 PathProgramCache]: Analyzing trace with hash -1323260127, now seen corresponding path program 13 times [2020-08-22 02:12:58,375 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:12:58,375 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1929859325] [2020-08-22 02:12:58,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:12:58,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:58,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:12:58,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:58,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 02:12:58,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:58,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:58,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:58,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:59,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:59,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:59,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:59,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:59,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:59,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:59,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:12:59,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:59,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:59,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:59,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:59,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 02:12:59,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:59,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:59,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:59,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:59,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:59,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:59,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:59,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 02:12:59,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:59,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:59,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:59,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:59,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:59,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:59,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:59,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:12:59,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:59,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:59,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:59,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:59,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-22 02:12:59,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:59,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:59,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:59,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:59,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:59,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:59,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:59,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:12:59,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:59,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:59,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:59,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:59,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 02:12:59,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:59,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:59,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:12:59,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:59,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:12:59,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:12:59,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:12:59,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:12:59,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:12:59,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:00,289 INFO L134 CoverageAnalysis]: Checked inductivity of 16364 backedges. 328 proven. 2181 refuted. 0 times theorem prover too weak. 13855 trivial. 0 not checked. [2020-08-22 02:13:00,290 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1929859325] [2020-08-22 02:13:00,290 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:13:00,290 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-22 02:13:00,290 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109791903] [2020-08-22 02:13:00,291 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-22 02:13:00,291 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:13:00,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-22 02:13:00,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2020-08-22 02:13:00,292 INFO L87 Difference]: Start difference. First operand 538 states and 808 transitions. Second operand 14 states. [2020-08-22 02:13:00,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:13:00,767 INFO L93 Difference]: Finished difference Result 1297 states and 2035 transitions. [2020-08-22 02:13:00,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-08-22 02:13:00,767 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 749 [2020-08-22 02:13:00,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:13:00,788 INFO L225 Difference]: With dead ends: 1297 [2020-08-22 02:13:00,788 INFO L226 Difference]: Without dead ends: 1293 [2020-08-22 02:13:00,790 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 [2020-08-22 02:13:00,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1293 states. [2020-08-22 02:13:00,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1293 to 1259. [2020-08-22 02:13:00,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1259 states. [2020-08-22 02:13:00,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 1259 states and 1967 transitions. [2020-08-22 02:13:00,904 INFO L78 Accepts]: Start accepts. Automaton has 1259 states and 1967 transitions. Word has length 749 [2020-08-22 02:13:00,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:13:00,905 INFO L479 AbstractCegarLoop]: Abstraction has 1259 states and 1967 transitions. [2020-08-22 02:13:00,905 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-22 02:13:00,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1967 transitions. [2020-08-22 02:13:00,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1540 [2020-08-22 02:13:00,936 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:13:00,937 INFO L422 BasicCegarLoop]: trace histogram [115, 115, 110, 110, 92, 90, 57, 57, 57, 57, 57, 57, 57, 55, 55, 55, 55, 55, 55, 55, 37, 33, 23, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 02:13:00,937 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-08-22 02:13:00,938 INFO L427 AbstractCegarLoop]: === Iteration 26 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:13:00,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:13:00,939 INFO L82 PathProgramCache]: Analyzing trace with hash -990532387, now seen corresponding path program 14 times [2020-08-22 02:13:00,939 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:13:00,939 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [177989656] [2020-08-22 02:13:00,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:13:01,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:13:02,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 02:13:02,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:02,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:02,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:02,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:02,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:02,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:02,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:02,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:02,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:02,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:02,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:02,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:13:02,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:02,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:02,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:13:02,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:02,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:02,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:02,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:02,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:13:02,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:02,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:02,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:02,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:02,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:02,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:13:02,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:02,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:02,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 02:13:02,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:02,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:02,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:02,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:02,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:02,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:02,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:13:02,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:02,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:02,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:13:02,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:02,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:02,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:02,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:02,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 02:13:02,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:02,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:02,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:02,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:02,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:02,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:02,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:13:02,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:02,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:02,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:13:02,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:02,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:02,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:02,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:02,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:02,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2020-08-22 02:13:03,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:03,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:03,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:13:03,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:03,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:13:03,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:03,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:03,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:13:03,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:03,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:03,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:13:03,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:03,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 02:13:03,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:03,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:03,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:13:03,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:03,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:13:03,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:03,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:03,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2020-08-22 02:13:03,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:03,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:03,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:13:03,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:03,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:13:03,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:03,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:03,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:13:03,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:03,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:03,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:13:03,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:03,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 02:13:03,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:03,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:03,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:13:03,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:03,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:13:03,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:03,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:03,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 02:13:03,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:03,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:03,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:13:03,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:03,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:13:03,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:03,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:03,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:13:03,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:03,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:03,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:13:03,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:03,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:03,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:03,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-22 02:13:04,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:04,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:04,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:04,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:04,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:04,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:04,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:13:04,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:04,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:04,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:13:04,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:04,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:04,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:04,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:04,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2020-08-22 02:13:04,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:04,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:04,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:04,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:04,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:04,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:04,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:04,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:04,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:13:04,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:04,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:04,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:13:04,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:04,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:04,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:04,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:04,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:13:04,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:04,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:04,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:04,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:04,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:04,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:13:04,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:04,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:04,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 02:13:04,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:04,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:04,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:04,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:04,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:04,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:04,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:13:04,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:04,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:04,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:13:04,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:04,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:04,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:04,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:04,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:04,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:06,521 INFO L134 CoverageAnalysis]: Checked inductivity of 70715 backedges. 1201 proven. 6499 refuted. 0 times theorem prover too weak. 63015 trivial. 0 not checked. [2020-08-22 02:13:06,521 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [177989656] [2020-08-22 02:13:06,521 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:13:06,521 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-08-22 02:13:06,522 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475273800] [2020-08-22 02:13:06,524 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-08-22 02:13:06,525 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:13:06,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-08-22 02:13:06,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2020-08-22 02:13:06,525 INFO L87 Difference]: Start difference. First operand 1259 states and 1967 transitions. Second operand 18 states. [2020-08-22 02:13:07,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:13:07,402 INFO L93 Difference]: Finished difference Result 2524 states and 4065 transitions. [2020-08-22 02:13:07,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-08-22 02:13:07,402 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 1539 [2020-08-22 02:13:07,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:13:07,418 INFO L225 Difference]: With dead ends: 2524 [2020-08-22 02:13:07,418 INFO L226 Difference]: Without dead ends: 1297 [2020-08-22 02:13:07,429 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 491 GetRequests, 455 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 268 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=196, Invalid=1210, Unknown=0, NotChecked=0, Total=1406 [2020-08-22 02:13:07,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1297 states. [2020-08-22 02:13:07,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1297 to 1259. [2020-08-22 02:13:07,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1259 states. [2020-08-22 02:13:07,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 1259 states and 1904 transitions. [2020-08-22 02:13:07,511 INFO L78 Accepts]: Start accepts. Automaton has 1259 states and 1904 transitions. Word has length 1539 [2020-08-22 02:13:07,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:13:07,512 INFO L479 AbstractCegarLoop]: Abstraction has 1259 states and 1904 transitions. [2020-08-22 02:13:07,512 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-08-22 02:13:07,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1904 transitions. [2020-08-22 02:13:07,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1390 [2020-08-22 02:13:07,530 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:13:07,531 INFO L422 BasicCegarLoop]: trace histogram [102, 102, 101, 101, 82, 82, 51, 51, 51, 51, 51, 51, 51, 50, 50, 50, 50, 50, 50, 50, 32, 31, 20, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 02:13:07,531 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-08-22 02:13:07,531 INFO L427 AbstractCegarLoop]: === Iteration 27 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:13:07,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:13:07,532 INFO L82 PathProgramCache]: Analyzing trace with hash 1927837140, now seen corresponding path program 15 times [2020-08-22 02:13:07,532 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:13:07,532 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1471455971] [2020-08-22 02:13:07,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:13:07,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:08,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:13:08,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:08,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 02:13:08,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:09,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:09,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:13:09,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:09,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:13:09,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:09,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:09,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:13:09,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:09,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:09,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:13:09,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:09,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 02:13:09,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:09,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:09,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:13:09,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:09,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:13:09,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:09,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:09,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 02:13:09,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:09,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:09,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:13:09,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:09,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:13:09,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:09,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:09,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:13:09,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:09,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:09,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:13:09,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:09,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-22 02:13:09,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:09,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:09,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:10,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:10,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:13:10,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:10,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:13:10,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:10,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:10,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:13:10,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:10,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:10,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:13:10,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:10,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 02:13:10,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:10,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:10,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:13:10,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:10,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:13:10,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:10,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:10,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 02:13:10,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:10,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:10,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:13:10,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:10,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:13:10,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:10,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:10,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:13:10,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:10,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:10,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:13:10,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:10,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 922 [2020-08-22 02:13:10,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:10,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:10,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:13:10,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:10,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:13:10,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:10,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:10,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:13:10,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:10,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:10,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:13:10,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:10,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 02:13:10,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:10,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:10,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:13:10,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:10,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:13:10,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:10,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:10,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 02:13:10,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:10,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:10,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:13:10,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:10,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 02:13:10,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:10,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:10,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:10,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:10,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 02:13:10,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:11,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:11,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:11,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:11,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:11,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:11,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:11,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:11,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:11,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 02:13:11,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:11,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:13:11,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:11,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 02:13:11,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:11,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 02:13:11,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:13:12,322 INFO L134 CoverageAnalysis]: Checked inductivity of 57446 backedges. 2115 proven. 6529 refuted. 0 times theorem prover too weak. 48802 trivial. 0 not checked. [2020-08-22 02:13:12,323 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1471455971] [2020-08-22 02:13:12,323 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:13:12,323 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-08-22 02:13:12,323 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591943491] [2020-08-22 02:13:12,324 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-08-22 02:13:12,324 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:13:12,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-08-22 02:13:12,325 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=399, Unknown=0, NotChecked=0, Total=462 [2020-08-22 02:13:12,325 INFO L87 Difference]: Start difference. First operand 1259 states and 1904 transitions. Second operand 22 states.