/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_10-2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7d8eed3 [2020-11-07 00:31:51,289 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-07 00:31:51,292 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-07 00:31:51,335 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-11-07 00:31:51,362 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-07 00:31:51,365 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-07 00:31:51,367 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-07 00:31:51,369 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-07 00:31:51,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-07 00:31:51,374 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-07 00:31:51,381 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-07 00:31:51,396 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-07 00:31:51,398 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-07 00:31:51,400 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-07 00:31:51,401 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-07 00:31:51,404 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-07 00:31:51,410 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-11-07 00:31:51,423 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-07 00:31:51,424 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-07 00:31:51,425 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-07 00:31:51,426 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-11-07 00:31:51,448 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-07 00:31:51,448 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-07 00:31:51,450 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-07 00:31:51,450 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-07 00:31:51,450 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-07 00:31:51,451 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-07 00:31:51,451 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-07 00:31:51,451 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-07 00:31:51,451 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-07 00:31:51,451 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-07 00:31:51,452 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-07 00:31:51,452 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-07 00:31:51,452 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-07 00:31:51,452 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-07 00:31:51,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-07 00:31:51,453 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-11-07 00:31:51,453 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-07 00:31:51,453 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-07 00:31:51,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-07 00:31:51,454 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-07 00:31:51,454 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-11-07 00:31:51,454 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-07 00:31:51,454 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-07 00:31:51,810 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-07 00:31:51,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-07 00:31:51,845 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-07 00:31:51,846 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-07 00:31:51,847 INFO L275 PluginConnector]: CDTParser initialized [2020-11-07 00:31:51,848 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_10-2.c [2020-11-07 00:31:51,939 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a88d3940d/5635c57da3634d8c8ccd78c8ae77d331/FLAGcf9c437b3 [2020-11-07 00:31:52,558 INFO L306 CDTParser]: Found 1 translation units. [2020-11-07 00:31:52,559 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/fibo_2calls_10-2.c [2020-11-07 00:31:52,569 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a88d3940d/5635c57da3634d8c8ccd78c8ae77d331/FLAGcf9c437b3 [2020-11-07 00:31:52,905 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a88d3940d/5635c57da3634d8c8ccd78c8ae77d331 [2020-11-07 00:31:52,908 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-07 00:31:52,916 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-11-07 00:31:52,918 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-07 00:31:52,918 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-07 00:31:52,922 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-07 00:31:52,923 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:31:52" (1/1) ... [2020-11-07 00:31:52,926 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7667e50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:31:52, skipping insertion in model container [2020-11-07 00:31:52,926 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:31:52" (1/1) ... [2020-11-07 00:31:52,936 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-07 00:31:52,952 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-07 00:31:53,112 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-07 00:31:53,125 INFO L203 MainTranslator]: Completed pre-run [2020-11-07 00:31:53,153 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-07 00:31:53,173 INFO L208 MainTranslator]: Completed translation [2020-11-07 00:31:53,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:31:53 WrapperNode [2020-11-07 00:31:53,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-07 00:31:53,177 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-07 00:31:53,177 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-07 00:31:53,178 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-07 00:31:53,192 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:31:53" (1/1) ... [2020-11-07 00:31:53,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:31:53" (1/1) ... [2020-11-07 00:31:53,203 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:31:53" (1/1) ... [2020-11-07 00:31:53,203 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:31:53" (1/1) ... [2020-11-07 00:31:53,218 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:31:53" (1/1) ... [2020-11-07 00:31:53,220 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:31:53" (1/1) ... [2020-11-07 00:31:53,222 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:31:53" (1/1) ... [2020-11-07 00:31:53,230 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-07 00:31:53,231 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-07 00:31:53,231 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-07 00:31:53,231 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-07 00:31:53,235 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:31:53" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2020-11-07 00:31:53,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-11-07 00:31:53,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-07 00:31:53,324 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-07 00:31:53,324 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2020-11-07 00:31:53,324 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2020-11-07 00:31:53,324 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-11-07 00:31:53,325 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-11-07 00:31:53,325 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-11-07 00:31:53,325 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-11-07 00:31:53,326 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-07 00:31:53,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-07 00:31:53,327 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2020-11-07 00:31:53,327 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2020-11-07 00:31:53,328 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-11-07 00:31:53,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-11-07 00:31:53,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-07 00:31:53,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-07 00:31:53,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-07 00:31:53,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-07 00:31:53,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-07 00:31:53,905 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-07 00:31:53,905 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-11-07 00:31:53,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:31:53 BoogieIcfgContainer [2020-11-07 00:31:53,910 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-07 00:31:53,914 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-07 00:31:53,914 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-07 00:31:53,917 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-07 00:31:53,918 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:31:52" (1/3) ... [2020-11-07 00:31:53,919 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14eae199 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:31:53, skipping insertion in model container [2020-11-07 00:31:53,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:31:53" (2/3) ... [2020-11-07 00:31:53,940 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14eae199 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:31:53, skipping insertion in model container [2020-11-07 00:31:53,940 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:31:53" (3/3) ... [2020-11-07 00:31:53,946 INFO L111 eAbstractionObserver]: Analyzing ICFG fibo_2calls_10-2.c [2020-11-07 00:31:53,964 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-11-07 00:31:53,969 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-07 00:31:53,997 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-07 00:31:54,031 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-07 00:31:54,032 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-07 00:31:54,032 INFO L379 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-11-07 00:31:54,032 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-07 00:31:54,032 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-07 00:31:54,033 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-07 00:31:54,033 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-07 00:31:54,033 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-07 00:31:54,048 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states. [2020-11-07 00:31:54,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-07 00:31:54,058 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:31:54,059 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-07 00:31:54,059 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:31:54,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:31:54,066 INFO L82 PathProgramCache]: Analyzing trace with hash 775886402, now seen corresponding path program 1 times [2020-11-07 00:31:54,075 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:31:54,076 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [414083537] [2020-11-07 00:31:54,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:31:54,151 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:31:54,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:54,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:31:54,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:54,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:31:54,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:54,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-07 00:31:54,530 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [414083537] [2020-11-07 00:31:54,532 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:31:54,532 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-07 00:31:54,533 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188773103] [2020-11-07 00:31:54,538 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-07 00:31:54,538 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:31:54,553 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-07 00:31:54,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-07 00:31:54,557 INFO L87 Difference]: Start difference. First operand 57 states. Second operand 6 states. [2020-11-07 00:31:55,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:31:55,274 INFO L93 Difference]: Finished difference Result 74 states and 84 transitions. [2020-11-07 00:31:55,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-07 00:31:55,276 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 25 [2020-11-07 00:31:55,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:31:55,286 INFO L225 Difference]: With dead ends: 74 [2020-11-07 00:31:55,287 INFO L226 Difference]: Without dead ends: 51 [2020-11-07 00:31:55,290 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2020-11-07 00:31:55,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2020-11-07 00:31:55,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2020-11-07 00:31:55,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2020-11-07 00:31:55,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 58 transitions. [2020-11-07 00:31:55,348 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 58 transitions. Word has length 25 [2020-11-07 00:31:55,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:31:55,348 INFO L481 AbstractCegarLoop]: Abstraction has 51 states and 58 transitions. [2020-11-07 00:31:55,349 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-07 00:31:55,349 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 58 transitions. [2020-11-07 00:31:55,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-07 00:31:55,353 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:31:55,353 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-07 00:31:55,354 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-07 00:31:55,354 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:31:55,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:31:55,355 INFO L82 PathProgramCache]: Analyzing trace with hash 478831265, now seen corresponding path program 1 times [2020-11-07 00:31:55,355 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:31:55,356 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [703322729] [2020-11-07 00:31:55,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:31:55,359 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:31:55,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:55,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:31:55,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:55,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:31:55,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:55,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-07 00:31:55,513 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [703322729] [2020-11-07 00:31:55,514 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:31:55,514 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-07 00:31:55,514 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828193200] [2020-11-07 00:31:55,515 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-07 00:31:55,515 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:31:55,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-07 00:31:55,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-07 00:31:55,517 INFO L87 Difference]: Start difference. First operand 51 states and 58 transitions. Second operand 6 states. [2020-11-07 00:31:55,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:31:55,876 INFO L93 Difference]: Finished difference Result 60 states and 68 transitions. [2020-11-07 00:31:55,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-07 00:31:55,876 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2020-11-07 00:31:55,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:31:55,879 INFO L225 Difference]: With dead ends: 60 [2020-11-07 00:31:55,879 INFO L226 Difference]: Without dead ends: 53 [2020-11-07 00:31:55,881 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2020-11-07 00:31:55,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2020-11-07 00:31:55,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 51. [2020-11-07 00:31:55,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2020-11-07 00:31:55,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 58 transitions. [2020-11-07 00:31:55,899 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 58 transitions. Word has length 26 [2020-11-07 00:31:55,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:31:55,899 INFO L481 AbstractCegarLoop]: Abstraction has 51 states and 58 transitions. [2020-11-07 00:31:55,900 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-07 00:31:55,900 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 58 transitions. [2020-11-07 00:31:55,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-07 00:31:55,902 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:31:55,902 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:31:55,902 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-07 00:31:55,903 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:31:55,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:31:55,903 INFO L82 PathProgramCache]: Analyzing trace with hash -708858972, now seen corresponding path program 1 times [2020-11-07 00:31:55,904 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:31:55,904 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [812047977] [2020-11-07 00:31:55,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:31:55,907 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:31:55,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:56,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:31:56,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:56,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:31:56,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:56,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:31:56,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:56,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-11-07 00:31:56,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:56,146 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-07 00:31:56,147 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [812047977] [2020-11-07 00:31:56,148 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:31:56,148 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-07 00:31:56,149 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017611545] [2020-11-07 00:31:56,150 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-07 00:31:56,150 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:31:56,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-07 00:31:56,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-11-07 00:31:56,151 INFO L87 Difference]: Start difference. First operand 51 states and 58 transitions. Second operand 7 states. [2020-11-07 00:31:56,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:31:56,702 INFO L93 Difference]: Finished difference Result 92 states and 112 transitions. [2020-11-07 00:31:56,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-07 00:31:56,702 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 42 [2020-11-07 00:31:56,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:31:56,704 INFO L225 Difference]: With dead ends: 92 [2020-11-07 00:31:56,705 INFO L226 Difference]: Without dead ends: 55 [2020-11-07 00:31:56,706 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2020-11-07 00:31:56,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2020-11-07 00:31:56,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 53. [2020-11-07 00:31:56,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-11-07 00:31:56,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 60 transitions. [2020-11-07 00:31:56,722 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 60 transitions. Word has length 42 [2020-11-07 00:31:56,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:31:56,722 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 60 transitions. [2020-11-07 00:31:56,722 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-07 00:31:56,722 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 60 transitions. [2020-11-07 00:31:56,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-11-07 00:31:56,724 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:31:56,724 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:31:56,725 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-07 00:31:56,725 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:31:56,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:31:56,726 INFO L82 PathProgramCache]: Analyzing trace with hash 1629720462, now seen corresponding path program 1 times [2020-11-07 00:31:56,726 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:31:56,726 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1237516911] [2020-11-07 00:31:56,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:31:56,731 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:31:56,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:56,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:31:56,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:56,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:31:56,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:56,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:31:56,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:56,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:31:56,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:56,868 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-07 00:31:56,868 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1237516911] [2020-11-07 00:31:56,869 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:31:56,869 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-11-07 00:31:56,869 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003611383] [2020-11-07 00:31:56,870 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-07 00:31:56,870 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:31:56,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-07 00:31:56,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-11-07 00:31:56,871 INFO L87 Difference]: Start difference. First operand 53 states and 60 transitions. Second operand 8 states. [2020-11-07 00:31:57,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:31:57,569 INFO L93 Difference]: Finished difference Result 84 states and 104 transitions. [2020-11-07 00:31:57,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-07 00:31:57,570 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 43 [2020-11-07 00:31:57,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:31:57,574 INFO L225 Difference]: With dead ends: 84 [2020-11-07 00:31:57,574 INFO L226 Difference]: Without dead ends: 77 [2020-11-07 00:31:57,575 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2020-11-07 00:31:57,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2020-11-07 00:31:57,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 75. [2020-11-07 00:31:57,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-11-07 00:31:57,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 92 transitions. [2020-11-07 00:31:57,608 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 92 transitions. Word has length 43 [2020-11-07 00:31:57,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:31:57,608 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 92 transitions. [2020-11-07 00:31:57,608 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-07 00:31:57,608 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 92 transitions. [2020-11-07 00:31:57,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-11-07 00:31:57,611 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:31:57,612 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:31:57,612 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-07 00:31:57,612 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:31:57,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:31:57,613 INFO L82 PathProgramCache]: Analyzing trace with hash -1688308117, now seen corresponding path program 1 times [2020-11-07 00:31:57,613 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:31:57,613 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [756793756] [2020-11-07 00:31:57,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:31:57,616 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:31:57,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:57,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:31:57,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:57,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:31:57,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:57,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:31:57,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:57,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:31:57,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:57,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-11-07 00:31:57,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:57,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-11-07 00:31:57,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:57,856 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-07 00:31:57,856 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [756793756] [2020-11-07 00:31:57,856 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:31:57,857 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-07 00:31:57,857 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895469491] [2020-11-07 00:31:57,857 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-07 00:31:57,858 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:31:57,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-07 00:31:57,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-11-07 00:31:57,859 INFO L87 Difference]: Start difference. First operand 75 states and 92 transitions. Second operand 7 states. [2020-11-07 00:31:58,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:31:58,271 INFO L93 Difference]: Finished difference Result 140 states and 188 transitions. [2020-11-07 00:31:58,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-07 00:31:58,272 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 59 [2020-11-07 00:31:58,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:31:58,276 INFO L225 Difference]: With dead ends: 140 [2020-11-07 00:31:58,276 INFO L226 Difference]: Without dead ends: 79 [2020-11-07 00:31:58,282 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2020-11-07 00:31:58,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2020-11-07 00:31:58,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2020-11-07 00:31:58,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-11-07 00:31:58,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 98 transitions. [2020-11-07 00:31:58,310 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 98 transitions. Word has length 59 [2020-11-07 00:31:58,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:31:58,310 INFO L481 AbstractCegarLoop]: Abstraction has 79 states and 98 transitions. [2020-11-07 00:31:58,311 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-07 00:31:58,311 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 98 transitions. [2020-11-07 00:31:58,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-11-07 00:31:58,314 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:31:58,314 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:31:58,315 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-07 00:31:58,315 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:31:58,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:31:58,315 INFO L82 PathProgramCache]: Analyzing trace with hash -439427312, now seen corresponding path program 1 times [2020-11-07 00:31:58,316 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:31:58,316 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [812408594] [2020-11-07 00:31:58,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:31:58,318 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:31:58,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:58,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:31:58,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:58,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:31:58,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:58,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:31:58,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:58,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:31:58,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:58,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:31:58,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:58,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:31:58,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:58,507 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-07 00:31:58,508 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [812408594] [2020-11-07 00:31:58,510 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:31:58,510 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-11-07 00:31:58,510 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782460872] [2020-11-07 00:31:58,511 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-07 00:31:58,511 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:31:58,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-07 00:31:58,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-11-07 00:31:58,512 INFO L87 Difference]: Start difference. First operand 79 states and 98 transitions. Second operand 8 states. [2020-11-07 00:31:59,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:31:59,087 INFO L93 Difference]: Finished difference Result 152 states and 207 transitions. [2020-11-07 00:31:59,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-07 00:31:59,088 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 60 [2020-11-07 00:31:59,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:31:59,090 INFO L225 Difference]: With dead ends: 152 [2020-11-07 00:31:59,090 INFO L226 Difference]: Without dead ends: 87 [2020-11-07 00:31:59,092 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=42, Invalid=114, Unknown=0, NotChecked=0, Total=156 [2020-11-07 00:31:59,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2020-11-07 00:31:59,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 81. [2020-11-07 00:31:59,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-11-07 00:31:59,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 101 transitions. [2020-11-07 00:31:59,117 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 101 transitions. Word has length 60 [2020-11-07 00:31:59,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:31:59,118 INFO L481 AbstractCegarLoop]: Abstraction has 81 states and 101 transitions. [2020-11-07 00:31:59,118 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-07 00:31:59,118 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 101 transitions. [2020-11-07 00:31:59,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-11-07 00:31:59,121 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:31:59,122 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:31:59,122 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-07 00:31:59,122 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:31:59,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:31:59,123 INFO L82 PathProgramCache]: Analyzing trace with hash -1841264646, now seen corresponding path program 1 times [2020-11-07 00:31:59,123 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:31:59,123 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1213012745] [2020-11-07 00:31:59,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:31:59,125 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:31:59,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:59,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:31:59,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:59,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:31:59,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:59,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:31:59,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:59,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:31:59,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:59,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:31:59,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:59,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:31:59,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:31:59,404 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-07 00:31:59,404 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1213012745] [2020-11-07 00:31:59,405 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:31:59,405 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-11-07 00:31:59,405 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114312777] [2020-11-07 00:31:59,406 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-07 00:31:59,406 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:31:59,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-07 00:31:59,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-11-07 00:31:59,407 INFO L87 Difference]: Start difference. First operand 81 states and 101 transitions. Second operand 9 states. [2020-11-07 00:32:00,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:32:00,109 INFO L93 Difference]: Finished difference Result 128 states and 168 transitions. [2020-11-07 00:32:00,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-07 00:32:00,110 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 61 [2020-11-07 00:32:00,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:32:00,113 INFO L225 Difference]: With dead ends: 128 [2020-11-07 00:32:00,113 INFO L226 Difference]: Without dead ends: 121 [2020-11-07 00:32:00,114 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2020-11-07 00:32:00,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2020-11-07 00:32:00,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 115. [2020-11-07 00:32:00,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2020-11-07 00:32:00,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 154 transitions. [2020-11-07 00:32:00,150 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 154 transitions. Word has length 61 [2020-11-07 00:32:00,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:32:00,151 INFO L481 AbstractCegarLoop]: Abstraction has 115 states and 154 transitions. [2020-11-07 00:32:00,151 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-07 00:32:00,151 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 154 transitions. [2020-11-07 00:32:00,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-11-07 00:32:00,154 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:32:00,155 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:32:00,155 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-07 00:32:00,155 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:32:00,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:32:00,156 INFO L82 PathProgramCache]: Analyzing trace with hash 942662771, now seen corresponding path program 1 times [2020-11-07 00:32:00,156 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:32:00,157 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [496976848] [2020-11-07 00:32:00,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:32:00,159 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:32:00,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:00,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:32:00,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:00,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:32:00,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:00,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:00,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:00,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:00,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:00,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:00,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:00,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:00,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:00,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:00,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:00,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-11-07 00:32:00,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:00,339 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-11-07 00:32:00,339 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [496976848] [2020-11-07 00:32:00,340 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:32:00,340 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-11-07 00:32:00,340 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728310449] [2020-11-07 00:32:00,341 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-07 00:32:00,341 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:32:00,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-07 00:32:00,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-11-07 00:32:00,342 INFO L87 Difference]: Start difference. First operand 115 states and 154 transitions. Second operand 9 states. [2020-11-07 00:32:00,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:32:00,983 INFO L93 Difference]: Finished difference Result 237 states and 358 transitions. [2020-11-07 00:32:00,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-07 00:32:00,984 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 78 [2020-11-07 00:32:00,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:32:00,987 INFO L225 Difference]: With dead ends: 237 [2020-11-07 00:32:00,987 INFO L226 Difference]: Without dead ends: 136 [2020-11-07 00:32:00,990 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2020-11-07 00:32:00,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2020-11-07 00:32:01,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 124. [2020-11-07 00:32:01,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2020-11-07 00:32:01,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 170 transitions. [2020-11-07 00:32:01,046 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 170 transitions. Word has length 78 [2020-11-07 00:32:01,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:32:01,046 INFO L481 AbstractCegarLoop]: Abstraction has 124 states and 170 transitions. [2020-11-07 00:32:01,047 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-07 00:32:01,047 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 170 transitions. [2020-11-07 00:32:01,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-11-07 00:32:01,050 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:32:01,050 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:32:01,050 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-07 00:32:01,051 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:32:01,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:32:01,051 INFO L82 PathProgramCache]: Analyzing trace with hash 1118264142, now seen corresponding path program 1 times [2020-11-07 00:32:01,051 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:32:01,052 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1073756820] [2020-11-07 00:32:01,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:32:01,055 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:32:01,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:01,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:32:01,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:01,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:32:01,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:01,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:01,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:01,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:01,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:01,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:01,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:01,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:01,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:01,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:01,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:01,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:01,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:01,341 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-07 00:32:01,342 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1073756820] [2020-11-07 00:32:01,342 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:32:01,342 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-11-07 00:32:01,343 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968926087] [2020-11-07 00:32:01,344 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-11-07 00:32:01,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:32:01,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-11-07 00:32:01,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-11-07 00:32:01,346 INFO L87 Difference]: Start difference. First operand 124 states and 170 transitions. Second operand 10 states. [2020-11-07 00:32:02,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:32:02,093 INFO L93 Difference]: Finished difference Result 267 states and 410 transitions. [2020-11-07 00:32:02,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-07 00:32:02,094 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 79 [2020-11-07 00:32:02,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:32:02,097 INFO L225 Difference]: With dead ends: 267 [2020-11-07 00:32:02,097 INFO L226 Difference]: Without dead ends: 160 [2020-11-07 00:32:02,099 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2020-11-07 00:32:02,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2020-11-07 00:32:02,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 142. [2020-11-07 00:32:02,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2020-11-07 00:32:02,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 200 transitions. [2020-11-07 00:32:02,160 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 200 transitions. Word has length 79 [2020-11-07 00:32:02,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:32:02,162 INFO L481 AbstractCegarLoop]: Abstraction has 142 states and 200 transitions. [2020-11-07 00:32:02,162 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-11-07 00:32:02,162 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 200 transitions. [2020-11-07 00:32:02,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-11-07 00:32:02,168 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:32:02,168 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1] [2020-11-07 00:32:02,168 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-07 00:32:02,168 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:32:02,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:32:02,169 INFO L82 PathProgramCache]: Analyzing trace with hash 546182201, now seen corresponding path program 2 times [2020-11-07 00:32:02,169 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:32:02,169 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [368517186] [2020-11-07 00:32:02,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:32:02,173 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:32:02,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:02,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:32:02,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:02,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:32:02,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:02,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:02,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:02,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:02,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:02,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:02,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:02,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:02,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:02,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:02,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:02,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:02,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:02,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:02,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:02,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:02,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:02,406 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-11-07 00:32:02,407 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [368517186] [2020-11-07 00:32:02,407 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:32:02,407 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-11-07 00:32:02,407 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861362395] [2020-11-07 00:32:02,408 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-11-07 00:32:02,408 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:32:02,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-11-07 00:32:02,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-11-07 00:32:02,409 INFO L87 Difference]: Start difference. First operand 142 states and 200 transitions. Second operand 10 states. [2020-11-07 00:32:03,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:32:03,292 INFO L93 Difference]: Finished difference Result 223 states and 325 transitions. [2020-11-07 00:32:03,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-11-07 00:32:03,298 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 97 [2020-11-07 00:32:03,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:32:03,307 INFO L225 Difference]: With dead ends: 223 [2020-11-07 00:32:03,308 INFO L226 Difference]: Without dead ends: 216 [2020-11-07 00:32:03,310 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=78, Invalid=302, Unknown=0, NotChecked=0, Total=380 [2020-11-07 00:32:03,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2020-11-07 00:32:03,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 210. [2020-11-07 00:32:03,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210 states. [2020-11-07 00:32:03,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 311 transitions. [2020-11-07 00:32:03,374 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 311 transitions. Word has length 97 [2020-11-07 00:32:03,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:32:03,376 INFO L481 AbstractCegarLoop]: Abstraction has 210 states and 311 transitions. [2020-11-07 00:32:03,376 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-11-07 00:32:03,376 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 311 transitions. [2020-11-07 00:32:03,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2020-11-07 00:32:03,380 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:32:03,380 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 6, 4, 4, 4, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:32:03,380 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-07 00:32:03,381 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:32:03,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:32:03,382 INFO L82 PathProgramCache]: Analyzing trace with hash 1242891877, now seen corresponding path program 2 times [2020-11-07 00:32:03,383 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:32:03,384 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1963110011] [2020-11-07 00:32:03,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:32:03,387 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:32:03,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:03,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:32:03,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:03,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:32:03,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:03,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:03,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:03,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:03,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:03,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:03,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:03,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:03,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:03,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:03,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:03,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:03,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:03,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:03,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:03,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-11-07 00:32:03,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:03,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:03,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:03,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:03,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:03,650 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 9 proven. 17 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-11-07 00:32:03,651 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1963110011] [2020-11-07 00:32:03,651 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:32:03,651 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-11-07 00:32:03,651 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472552204] [2020-11-07 00:32:03,652 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-11-07 00:32:03,652 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:32:03,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-11-07 00:32:03,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-11-07 00:32:03,653 INFO L87 Difference]: Start difference. First operand 210 states and 311 transitions. Second operand 10 states. [2020-11-07 00:32:04,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:32:04,429 INFO L93 Difference]: Finished difference Result 455 states and 768 transitions. [2020-11-07 00:32:04,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-07 00:32:04,430 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 115 [2020-11-07 00:32:04,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:32:04,435 INFO L225 Difference]: With dead ends: 455 [2020-11-07 00:32:04,436 INFO L226 Difference]: Without dead ends: 262 [2020-11-07 00:32:04,440 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2020-11-07 00:32:04,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2020-11-07 00:32:04,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 232. [2020-11-07 00:32:04,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 232 states. [2020-11-07 00:32:04,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 359 transitions. [2020-11-07 00:32:04,508 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 359 transitions. Word has length 115 [2020-11-07 00:32:04,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:32:04,508 INFO L481 AbstractCegarLoop]: Abstraction has 232 states and 359 transitions. [2020-11-07 00:32:04,508 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-11-07 00:32:04,508 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 359 transitions. [2020-11-07 00:32:04,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2020-11-07 00:32:04,513 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:32:04,514 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-11-07 00:32:04,514 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-07 00:32:04,514 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:32:04,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:32:04,516 INFO L82 PathProgramCache]: Analyzing trace with hash 1725326654, now seen corresponding path program 1 times [2020-11-07 00:32:04,516 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:32:04,517 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [193067475] [2020-11-07 00:32:04,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:32:04,520 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:32:04,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:04,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:32:04,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:04,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:32:04,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:04,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:04,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:04,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:04,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:04,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:04,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:04,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:04,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:04,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:04,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:04,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:04,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:04,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:04,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:04,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:04,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:04,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:04,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:04,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:32:04,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:04,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:04,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:04,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:04,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:04,894 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 20 proven. 9 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-11-07 00:32:04,895 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [193067475] [2020-11-07 00:32:04,895 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:32:04,895 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-11-07 00:32:04,895 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135682243] [2020-11-07 00:32:04,896 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-11-07 00:32:04,896 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:32:04,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-11-07 00:32:04,897 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-11-07 00:32:04,897 INFO L87 Difference]: Start difference. First operand 232 states and 359 transitions. Second operand 11 states. [2020-11-07 00:32:05,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:32:05,963 INFO L93 Difference]: Finished difference Result 541 states and 948 transitions. [2020-11-07 00:32:05,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-11-07 00:32:05,965 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 132 [2020-11-07 00:32:05,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:32:05,972 INFO L225 Difference]: With dead ends: 541 [2020-11-07 00:32:05,972 INFO L226 Difference]: Without dead ends: 324 [2020-11-07 00:32:05,978 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=91, Invalid=371, Unknown=0, NotChecked=0, Total=462 [2020-11-07 00:32:05,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2020-11-07 00:32:06,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 319. [2020-11-07 00:32:06,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 319 states. [2020-11-07 00:32:06,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 498 transitions. [2020-11-07 00:32:06,058 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 498 transitions. Word has length 132 [2020-11-07 00:32:06,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:32:06,059 INFO L481 AbstractCegarLoop]: Abstraction has 319 states and 498 transitions. [2020-11-07 00:32:06,059 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-11-07 00:32:06,059 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 498 transitions. [2020-11-07 00:32:06,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-11-07 00:32:06,066 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:32:06,066 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 9, 9, 8, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1] [2020-11-07 00:32:06,067 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-07 00:32:06,067 INFO L429 AbstractCegarLoop]: === Iteration 13 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:32:06,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:32:06,067 INFO L82 PathProgramCache]: Analyzing trace with hash -666506750, now seen corresponding path program 2 times [2020-11-07 00:32:06,068 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:32:06,068 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1116532073] [2020-11-07 00:32:06,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:32:06,071 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:32:06,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:06,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:32:06,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:06,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:32:06,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:06,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:06,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:06,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:06,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:06,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:06,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:06,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:06,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:06,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:06,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:06,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:06,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:06,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:06,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:06,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:06,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:06,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:06,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:06,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:06,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:06,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:06,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:06,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-11-07 00:32:06,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:06,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:06,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:06,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:06,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:06,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:06,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:06,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:06,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:06,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:06,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:06,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:06,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:06,636 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 17 proven. 51 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2020-11-07 00:32:06,637 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1116532073] [2020-11-07 00:32:06,637 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:32:06,637 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-11-07 00:32:06,637 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679594035] [2020-11-07 00:32:06,638 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-11-07 00:32:06,638 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:32:06,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-11-07 00:32:06,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2020-11-07 00:32:06,639 INFO L87 Difference]: Start difference. First operand 319 states and 498 transitions. Second operand 16 states. [2020-11-07 00:32:08,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:32:08,853 INFO L93 Difference]: Finished difference Result 530 states and 903 transitions. [2020-11-07 00:32:08,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-11-07 00:32:08,854 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 184 [2020-11-07 00:32:08,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:32:08,859 INFO L225 Difference]: With dead ends: 530 [2020-11-07 00:32:08,860 INFO L226 Difference]: Without dead ends: 212 [2020-11-07 00:32:08,866 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 368 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=272, Invalid=1368, Unknown=0, NotChecked=0, Total=1640 [2020-11-07 00:32:08,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2020-11-07 00:32:08,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 184. [2020-11-07 00:32:08,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2020-11-07 00:32:08,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 241 transitions. [2020-11-07 00:32:08,907 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 241 transitions. Word has length 184 [2020-11-07 00:32:08,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:32:08,907 INFO L481 AbstractCegarLoop]: Abstraction has 184 states and 241 transitions. [2020-11-07 00:32:08,907 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-11-07 00:32:08,907 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 241 transitions. [2020-11-07 00:32:08,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2020-11-07 00:32:08,913 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:32:08,913 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 14, 14, 12, 11, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:32:08,913 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-11-07 00:32:08,913 INFO L429 AbstractCegarLoop]: === Iteration 14 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:32:08,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:32:08,914 INFO L82 PathProgramCache]: Analyzing trace with hash 549251036, now seen corresponding path program 3 times [2020-11-07 00:32:08,914 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:32:08,919 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1026307584] [2020-11-07 00:32:08,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:32:08,925 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:32:08,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:09,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:32:09,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:09,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:32:09,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:09,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:09,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:09,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:09,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:09,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:09,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:09,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:09,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:09,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:09,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:09,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:09,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:09,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:09,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:09,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:09,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:09,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:09,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:09,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:09,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:09,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:32:09,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:09,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:09,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:09,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:09,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:09,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:09,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:09,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:09,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:09,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:09,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:09,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:09,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:09,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:09,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:09,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:09,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:09,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-11-07 00:32:09,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:09,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:09,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:09,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:09,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:09,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:09,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:09,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:09,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:09,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:09,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:09,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:09,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:09,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:09,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:09,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:09,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:09,678 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 15 proven. 94 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2020-11-07 00:32:09,679 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1026307584] [2020-11-07 00:32:09,680 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:32:09,680 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-11-07 00:32:09,681 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497235360] [2020-11-07 00:32:09,681 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-11-07 00:32:09,682 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:32:09,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-11-07 00:32:09,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2020-11-07 00:32:09,683 INFO L87 Difference]: Start difference. First operand 184 states and 241 transitions. Second operand 15 states. [2020-11-07 00:32:11,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:32:11,838 INFO L93 Difference]: Finished difference Result 369 states and 547 transitions. [2020-11-07 00:32:11,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-11-07 00:32:11,839 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 272 [2020-11-07 00:32:11,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:32:11,843 INFO L225 Difference]: With dead ends: 369 [2020-11-07 00:32:11,843 INFO L226 Difference]: Without dead ends: 189 [2020-11-07 00:32:11,847 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 341 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=244, Invalid=1316, Unknown=0, NotChecked=0, Total=1560 [2020-11-07 00:32:11,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2020-11-07 00:32:11,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 156. [2020-11-07 00:32:11,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2020-11-07 00:32:11,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 199 transitions. [2020-11-07 00:32:11,880 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 199 transitions. Word has length 272 [2020-11-07 00:32:11,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:32:11,880 INFO L481 AbstractCegarLoop]: Abstraction has 156 states and 199 transitions. [2020-11-07 00:32:11,880 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-11-07 00:32:11,880 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 199 transitions. [2020-11-07 00:32:11,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2020-11-07 00:32:11,885 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:32:11,885 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 14, 14, 12, 11, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:32:11,885 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-11-07 00:32:11,885 INFO L429 AbstractCegarLoop]: === Iteration 15 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:32:11,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:32:11,886 INFO L82 PathProgramCache]: Analyzing trace with hash 1164220632, now seen corresponding path program 4 times [2020-11-07 00:32:11,886 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:32:11,886 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [122681850] [2020-11-07 00:32:11,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:32:11,889 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:32:11,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:11,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:32:11,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:12,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:32:12,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:12,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:12,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:12,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:12,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:12,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:12,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:12,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:12,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:12,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:12,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:12,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:12,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:12,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:12,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:12,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:12,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:12,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:12,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:12,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:12,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:12,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:32:12,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:12,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:12,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:12,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:12,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:12,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:12,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:12,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:12,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:12,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:32:12,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:12,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:12,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:12,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:12,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:12,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:12,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:12,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:12,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:12,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:12,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:12,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:12,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:12,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:12,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:12,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:12,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:12,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:12,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:12,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:32:12,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:12,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:12,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:12,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:12,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:12,687 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 2 proven. 62 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2020-11-07 00:32:12,687 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [122681850] [2020-11-07 00:32:12,688 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:32:12,688 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-11-07 00:32:12,688 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039742313] [2020-11-07 00:32:12,689 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-11-07 00:32:12,689 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:32:12,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-11-07 00:32:12,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=234, Unknown=0, NotChecked=0, Total=272 [2020-11-07 00:32:12,690 INFO L87 Difference]: Start difference. First operand 156 states and 199 transitions. Second operand 17 states. [2020-11-07 00:32:15,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:32:15,313 INFO L93 Difference]: Finished difference Result 330 states and 474 transitions. [2020-11-07 00:32:15,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-11-07 00:32:15,314 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 272 [2020-11-07 00:32:15,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:32:15,318 INFO L225 Difference]: With dead ends: 330 [2020-11-07 00:32:15,318 INFO L226 Difference]: Without dead ends: 191 [2020-11-07 00:32:15,321 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 548 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=329, Invalid=1927, Unknown=0, NotChecked=0, Total=2256 [2020-11-07 00:32:15,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2020-11-07 00:32:15,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 165. [2020-11-07 00:32:15,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2020-11-07 00:32:15,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 204 transitions. [2020-11-07 00:32:15,355 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 204 transitions. Word has length 272 [2020-11-07 00:32:15,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:32:15,358 INFO L481 AbstractCegarLoop]: Abstraction has 165 states and 204 transitions. [2020-11-07 00:32:15,358 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-11-07 00:32:15,358 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 204 transitions. [2020-11-07 00:32:15,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2020-11-07 00:32:15,365 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:32:15,365 INFO L422 BasicCegarLoop]: trace histogram [21, 21, 20, 20, 17, 17, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 7, 7, 7, 7, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:32:15,366 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-11-07 00:32:15,366 INFO L429 AbstractCegarLoop]: === Iteration 16 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:32:15,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:32:15,366 INFO L82 PathProgramCache]: Analyzing trace with hash -70943467, now seen corresponding path program 5 times [2020-11-07 00:32:15,367 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:32:15,367 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1091507304] [2020-11-07 00:32:15,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:32:15,371 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:32:15,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:15,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:32:15,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:15,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:32:15,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:15,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:15,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:15,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:15,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:15,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:15,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:15,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:15,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:15,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:15,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:15,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:15,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:15,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:15,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:15,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:15,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:15,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:15,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:15,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:15,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:15,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:15,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:15,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-11-07 00:32:15,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:15,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:15,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:15,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:15,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:15,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:15,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:15,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:15,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:15,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-11-07 00:32:15,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:15,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:15,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:15,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:15,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:15,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:15,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:15,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:15,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:15,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:15,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:15,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:15,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:15,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:15,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:15,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:15,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:16,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-11-07 00:32:16,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:16,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:16,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:16,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:16,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:16,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:16,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:16,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:16,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:16,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:16,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:16,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:16,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:16,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:16,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:16,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:16,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:16,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:16,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:16,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:32:16,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:16,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:16,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:16,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:16,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:16,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:16,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:16,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:16,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:16,349 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2020-11-07 00:32:16,349 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1091507304] [2020-11-07 00:32:16,349 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:32:16,349 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-11-07 00:32:16,350 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946551613] [2020-11-07 00:32:16,350 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-11-07 00:32:16,350 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:32:16,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-11-07 00:32:16,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-11-07 00:32:16,351 INFO L87 Difference]: Start difference. First operand 165 states and 204 transitions. Second operand 13 states. [2020-11-07 00:32:17,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:32:17,684 INFO L93 Difference]: Finished difference Result 388 states and 532 transitions. [2020-11-07 00:32:17,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-11-07 00:32:17,685 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 379 [2020-11-07 00:32:17,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:32:17,695 INFO L225 Difference]: With dead ends: 388 [2020-11-07 00:32:17,695 INFO L226 Difference]: Without dead ends: 381 [2020-11-07 00:32:17,697 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 175 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=155, Invalid=657, Unknown=0, NotChecked=0, Total=812 [2020-11-07 00:32:17,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2020-11-07 00:32:17,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 345. [2020-11-07 00:32:17,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 345 states. [2020-11-07 00:32:17,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 470 transitions. [2020-11-07 00:32:17,769 INFO L78 Accepts]: Start accepts. Automaton has 345 states and 470 transitions. Word has length 379 [2020-11-07 00:32:17,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:32:17,770 INFO L481 AbstractCegarLoop]: Abstraction has 345 states and 470 transitions. [2020-11-07 00:32:17,770 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-11-07 00:32:17,770 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 470 transitions. [2020-11-07 00:32:17,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 540 [2020-11-07 00:32:17,775 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:32:17,776 INFO L422 BasicCegarLoop]: trace histogram [30, 30, 29, 29, 26, 24, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 12, 12, 9, 9, 5, 5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:32:17,776 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-11-07 00:32:17,776 INFO L429 AbstractCegarLoop]: === Iteration 17 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:32:17,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:32:17,777 INFO L82 PathProgramCache]: Analyzing trace with hash -724541943, now seen corresponding path program 6 times [2020-11-07 00:32:17,777 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:32:17,777 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1256357861] [2020-11-07 00:32:17,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:32:17,793 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:32:17,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:32:18,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:32:18,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:18,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:18,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:18,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:18,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:18,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:18,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:18,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:18,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:18,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:18,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:18,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:18,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:32:18,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:18,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:18,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:18,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:18,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:32:18,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:18,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:18,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:18,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:18,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2020-11-07 00:32:18,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:18,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:18,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:18,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:18,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:18,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:18,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:18,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:18,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:18,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-11-07 00:32:18,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:18,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:18,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:18,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:18,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2020-11-07 00:32:18,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:18,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:18,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:18,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:18,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:18,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:18,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:18,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:18,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:18,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:18,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-11-07 00:32:18,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:18,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:18,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:18,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:18,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:18,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:19,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-11-07 00:32:19,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:19,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:19,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:19,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:19,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:19,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:19,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:19,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:19,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:19,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1097 backedges. 14 proven. 194 refuted. 0 times theorem prover too weak. 889 trivial. 0 not checked. [2020-11-07 00:32:19,477 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1256357861] [2020-11-07 00:32:19,477 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:32:19,477 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-11-07 00:32:19,477 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946818741] [2020-11-07 00:32:19,479 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-11-07 00:32:19,479 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:32:19,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-11-07 00:32:19,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2020-11-07 00:32:19,480 INFO L87 Difference]: Start difference. First operand 345 states and 470 transitions. Second operand 15 states. [2020-11-07 00:32:21,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:32:21,257 INFO L93 Difference]: Finished difference Result 733 states and 1064 transitions. [2020-11-07 00:32:21,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-11-07 00:32:21,258 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 539 [2020-11-07 00:32:21,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:32:21,266 INFO L225 Difference]: With dead ends: 733 [2020-11-07 00:32:21,266 INFO L226 Difference]: Without dead ends: 410 [2020-11-07 00:32:21,271 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 214 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=179, Invalid=1011, Unknown=0, NotChecked=0, Total=1190 [2020-11-07 00:32:21,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 410 states. [2020-11-07 00:32:21,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 410 to 368. [2020-11-07 00:32:21,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 368 states. [2020-11-07 00:32:21,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 497 transitions. [2020-11-07 00:32:21,356 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 497 transitions. Word has length 539 [2020-11-07 00:32:21,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:32:21,357 INFO L481 AbstractCegarLoop]: Abstraction has 368 states and 497 transitions. [2020-11-07 00:32:21,357 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-11-07 00:32:21,357 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 497 transitions. [2020-11-07 00:32:21,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 752 [2020-11-07 00:32:21,365 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:32:21,366 INFO L422 BasicCegarLoop]: trace histogram [43, 43, 40, 40, 37, 33, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 16, 16, 13, 13, 10, 10, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:32:21,366 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-11-07 00:32:21,366 INFO L429 AbstractCegarLoop]: === Iteration 18 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:32:21,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:32:21,367 INFO L82 PathProgramCache]: Analyzing trace with hash 1307015216, now seen corresponding path program 7 times [2020-11-07 00:32:21,367 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:32:21,367 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [542729960] [2020-11-07 00:32:21,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:32:21,377 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:32:21,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:21,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:32:21,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:21,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:32:21,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:21,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:22,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:22,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:22,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:22,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:22,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:22,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:22,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:22,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:22,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:22,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:22,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:22,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:32:22,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:22,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:22,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:22,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:22,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:32:22,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:22,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:22,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:22,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:22,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:22,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:22,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:22,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:22,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-11-07 00:32:22,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:22,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:22,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:22,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:22,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:22,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:22,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:22,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:22,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:22,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:22,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:32:22,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:22,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:22,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:22,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:22,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:32:22,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:22,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:22,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:22,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:22,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:22,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:22,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:22,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:22,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2020-11-07 00:32:22,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:22,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:22,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:22,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:22,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:22,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:23,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:23,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:23,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:23,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:23,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:23,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:23,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:23,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:23,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:23,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:23,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:23,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:23,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:23,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:23,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:32:23,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:23,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:23,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:23,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:23,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:23,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:23,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:23,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:23,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:23,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:32:23,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:23,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:23,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:23,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:23,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:23,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:23,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:23,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:23,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:23,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:23,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:23,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:23,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:23,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:23,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:23,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:23,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:23,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-11-07 00:32:23,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:23,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:23,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:23,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:23,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:23,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:23,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:23,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:23,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:24,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2570 backedges. 261 proven. 154 refuted. 0 times theorem prover too weak. 2155 trivial. 0 not checked. [2020-11-07 00:32:24,080 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [542729960] [2020-11-07 00:32:24,080 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:32:24,080 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2020-11-07 00:32:24,080 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610499759] [2020-11-07 00:32:24,081 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-11-07 00:32:24,082 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:32:24,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-11-07 00:32:24,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=393, Unknown=0, NotChecked=0, Total=462 [2020-11-07 00:32:24,083 INFO L87 Difference]: Start difference. First operand 368 states and 497 transitions. Second operand 22 states. [2020-11-07 00:32:27,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:32:27,805 INFO L93 Difference]: Finished difference Result 900 states and 1467 transitions. [2020-11-07 00:32:27,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-11-07 00:32:27,805 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 751 [2020-11-07 00:32:27,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:32:27,821 INFO L225 Difference]: With dead ends: 900 [2020-11-07 00:32:27,821 INFO L226 Difference]: Without dead ends: 554 [2020-11-07 00:32:27,827 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 644 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=423, Invalid=2439, Unknown=0, NotChecked=0, Total=2862 [2020-11-07 00:32:27,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2020-11-07 00:32:27,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 510. [2020-11-07 00:32:27,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 510 states. [2020-11-07 00:32:27,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 510 states and 757 transitions. [2020-11-07 00:32:27,955 INFO L78 Accepts]: Start accepts. Automaton has 510 states and 757 transitions. Word has length 751 [2020-11-07 00:32:27,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:32:27,957 INFO L481 AbstractCegarLoop]: Abstraction has 510 states and 757 transitions. [2020-11-07 00:32:27,957 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-11-07 00:32:27,957 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 757 transitions. [2020-11-07 00:32:27,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 665 [2020-11-07 00:32:27,968 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:32:27,969 INFO L422 BasicCegarLoop]: trace histogram [38, 38, 35, 35, 34, 29, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 10, 10, 6, 6, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:32:27,969 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-11-07 00:32:27,969 INFO L429 AbstractCegarLoop]: === Iteration 19 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:32:27,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:32:27,970 INFO L82 PathProgramCache]: Analyzing trace with hash -41307205, now seen corresponding path program 8 times [2020-11-07 00:32:27,970 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:32:27,972 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [420452414] [2020-11-07 00:32:27,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:32:27,987 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:32:28,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:32:28,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:32:28,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:28,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:28,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:28,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:28,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:28,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:28,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:28,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:28,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:28,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:28,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:28,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:28,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:32:28,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:28,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:28,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:28,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:28,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:32:28,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:28,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:28,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:28,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:28,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:28,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:28,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:28,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:28,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-11-07 00:32:28,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:28,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:28,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:28,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:28,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:28,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:28,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:28,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:28,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:28,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-11-07 00:32:28,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:28,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:28,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:28,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:28,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:28,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:29,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2020-11-07 00:32:29,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:29,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:29,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:29,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:29,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:29,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:29,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:29,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:29,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:29,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:29,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:29,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:29,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:29,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:29,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:29,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:29,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:29,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:29,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:29,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:29,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:29,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-11-07 00:32:29,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:29,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:29,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:29,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:29,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:29,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:29,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:29,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:29,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:29,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-11-07 00:32:29,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:29,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:29,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:29,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:29,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:29,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:29,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:29,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:29,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:29,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:29,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:29,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:29,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:29,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:29,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:29,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:29,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:29,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:29,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:29,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-11-07 00:32:29,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:29,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:29,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:29,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:29,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:29,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:29,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:29,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:29,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:30,440 INFO L134 CoverageAnalysis]: Checked inductivity of 1612 backedges. 179 proven. 147 refuted. 0 times theorem prover too weak. 1286 trivial. 0 not checked. [2020-11-07 00:32:30,441 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [420452414] [2020-11-07 00:32:30,441 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:32:30,441 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2020-11-07 00:32:30,442 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764784530] [2020-11-07 00:32:30,442 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-11-07 00:32:30,443 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:32:30,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-11-07 00:32:30,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=520, Unknown=0, NotChecked=0, Total=600 [2020-11-07 00:32:30,443 INFO L87 Difference]: Start difference. First operand 510 states and 757 transitions. Second operand 25 states. [2020-11-07 00:32:35,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:32:35,497 INFO L93 Difference]: Finished difference Result 886 states and 1487 transitions. [2020-11-07 00:32:35,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2020-11-07 00:32:35,499 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 664 [2020-11-07 00:32:35,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:32:35,508 INFO L225 Difference]: With dead ends: 886 [2020-11-07 00:32:35,508 INFO L226 Difference]: Without dead ends: 396 [2020-11-07 00:32:35,517 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2058 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=850, Invalid=5630, Unknown=0, NotChecked=0, Total=6480 [2020-11-07 00:32:35,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 396 states. [2020-11-07 00:32:35,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 396 to 334. [2020-11-07 00:32:35,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 334 states. [2020-11-07 00:32:35,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 461 transitions. [2020-11-07 00:32:35,615 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 461 transitions. Word has length 664 [2020-11-07 00:32:35,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:32:35,616 INFO L481 AbstractCegarLoop]: Abstraction has 334 states and 461 transitions. [2020-11-07 00:32:35,616 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-11-07 00:32:35,616 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 461 transitions. [2020-11-07 00:32:35,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1260 [2020-11-07 00:32:35,633 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:32:35,634 INFO L422 BasicCegarLoop]: trace histogram [71, 71, 70, 70, 57, 57, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 22, 22, 22, 22, 14, 14, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:32:35,634 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-11-07 00:32:35,634 INFO L429 AbstractCegarLoop]: === Iteration 20 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:32:35,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:32:35,635 INFO L82 PathProgramCache]: Analyzing trace with hash -1217280309, now seen corresponding path program 9 times [2020-11-07 00:32:35,636 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:32:35,636 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2055401791] [2020-11-07 00:32:35,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:32:35,647 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:32:35,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:36,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:32:36,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:36,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:32:36,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:37,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:37,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:37,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:37,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:37,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:37,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:37,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:37,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:37,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:37,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:37,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:37,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:37,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:32:37,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:37,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:37,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:37,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:37,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:32:37,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:37,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:37,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:37,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:37,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:37,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:37,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:37,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:37,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-11-07 00:32:37,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:37,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:37,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:37,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:37,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:37,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:37,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:37,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:37,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:37,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:32:37,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:37,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:37,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:37,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:37,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2020-11-07 00:32:37,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:37,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:38,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:38,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:38,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:38,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:38,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:38,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:38,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:38,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:38,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:38,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:38,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:38,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:32:38,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:38,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:38,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:38,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:38,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:32:38,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:38,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:38,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:38,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:38,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:38,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:38,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:38,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:38,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-11-07 00:32:38,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:38,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:38,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:38,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:38,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:38,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:38,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:38,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:38,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:38,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:32:38,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:38,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:38,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:38,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:38,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2020-11-07 00:32:38,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:38,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:38,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:38,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:38,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:38,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:38,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:38,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:38,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:38,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:32:38,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:38,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:38,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:38,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:38,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:38,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 874 [2020-11-07 00:32:39,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:39,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:39,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:39,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:39,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:39,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:39,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:39,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:39,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:39,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:39,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:39,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:32:39,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:39,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:39,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:39,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:39,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:32:39,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:39,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:39,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:39,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:39,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:39,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:39,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:39,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:39,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-11-07 00:32:39,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:39,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:39,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:39,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:39,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:39,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:39,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:39,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:39,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:39,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:32:39,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:39,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:39,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:39,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:39,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:39,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:40,729 INFO L134 CoverageAnalysis]: Checked inductivity of 6631 backedges. 80 proven. 475 refuted. 0 times theorem prover too weak. 6076 trivial. 0 not checked. [2020-11-07 00:32:40,730 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2055401791] [2020-11-07 00:32:40,730 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:32:40,730 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2020-11-07 00:32:40,730 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [239171369] [2020-11-07 00:32:40,733 INFO L461 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-11-07 00:32:40,733 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:32:40,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-11-07 00:32:40,734 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=363, Unknown=0, NotChecked=0, Total=420 [2020-11-07 00:32:40,734 INFO L87 Difference]: Start difference. First operand 334 states and 461 transitions. Second operand 21 states. [2020-11-07 00:32:44,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:32:44,851 INFO L93 Difference]: Finished difference Result 646 states and 1033 transitions. [2020-11-07 00:32:44,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2020-11-07 00:32:44,852 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 1259 [2020-11-07 00:32:44,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:32:44,860 INFO L225 Difference]: With dead ends: 646 [2020-11-07 00:32:44,861 INFO L226 Difference]: Without dead ends: 333 [2020-11-07 00:32:44,866 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 352 GetRequests, 285 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1316 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=603, Invalid=4089, Unknown=0, NotChecked=0, Total=4692 [2020-11-07 00:32:44,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states. [2020-11-07 00:32:44,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 309. [2020-11-07 00:32:44,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 309 states. [2020-11-07 00:32:44,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 446 transitions. [2020-11-07 00:32:44,936 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 446 transitions. Word has length 1259 [2020-11-07 00:32:44,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:32:44,937 INFO L481 AbstractCegarLoop]: Abstraction has 309 states and 446 transitions. [2020-11-07 00:32:44,937 INFO L482 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-11-07 00:32:44,937 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 446 transitions. [2020-11-07 00:32:44,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1771 [2020-11-07 00:32:44,966 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:32:44,967 INFO L422 BasicCegarLoop]: trace histogram [101, 101, 98, 98, 81, 80, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 32, 32, 30, 30, 20, 20, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:32:44,967 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-11-07 00:32:44,967 INFO L429 AbstractCegarLoop]: === Iteration 21 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:32:44,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:32:44,968 INFO L82 PathProgramCache]: Analyzing trace with hash 1210485614, now seen corresponding path program 10 times [2020-11-07 00:32:44,968 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:32:44,969 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [473419281] [2020-11-07 00:32:44,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:32:44,988 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:32:45,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:46,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:32:46,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:46,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:32:46,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:46,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:46,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:46,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:46,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:47,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:47,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:47,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:47,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:32:47,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:47,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:47,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:32:47,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:47,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:47,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:47,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:47,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-11-07 00:32:47,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:47,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:47,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:47,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:47,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:32:47,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:47,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:47,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2020-11-07 00:32:47,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:47,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:47,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:47,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:47,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:32:47,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:47,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:47,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:32:47,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:47,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:47,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:47,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:47,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:47,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:47,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2020-11-07 00:32:48,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:48,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:48,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:48,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:48,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:48,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:48,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:48,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:48,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:48,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:48,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:48,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:48,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:48,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:48,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:48,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:32:48,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:48,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:48,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:48,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:48,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:32:48,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:48,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:48,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:48,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:48,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:48,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:48,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:48,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:48,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-11-07 00:32:48,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:48,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:48,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:48,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:48,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:48,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:48,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:48,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:48,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:48,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:32:48,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:48,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:48,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:48,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:48,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:48,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2020-11-07 00:32:49,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:49,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:49,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:49,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:49,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:49,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:49,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:49,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:49,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:49,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:32:49,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:49,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:49,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:49,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:49,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 504 [2020-11-07 00:32:49,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:49,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:49,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:49,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:49,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:49,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:49,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:49,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:49,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:49,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:32:49,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:49,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:49,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:49,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:49,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 645 [2020-11-07 00:32:49,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:49,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:49,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:49,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:49,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:49,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:49,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:49,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:49,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:49,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:32:49,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:49,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:49,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:49,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:49,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:49,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 786 [2020-11-07 00:32:50,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:50,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:50,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:50,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:50,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:50,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:50,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:50,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:50,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:50,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:50,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:50,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:32:50,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:50,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:50,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:50,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:50,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:32:50,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:50,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:50,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:50,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:50,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:50,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:50,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:50,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:50,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-11-07 00:32:50,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:50,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:50,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:50,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:50,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:50,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:50,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:32:50,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:50,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:50,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:32:50,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:50,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:50,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:32:50,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:50,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:32:50,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:53,553 INFO L134 CoverageAnalysis]: Checked inductivity of 13356 backedges. 262 proven. 536 refuted. 0 times theorem prover too weak. 12558 trivial. 0 not checked. [2020-11-07 00:32:53,554 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [473419281] [2020-11-07 00:32:53,554 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:32:53,554 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2020-11-07 00:32:53,554 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959863118] [2020-11-07 00:32:53,556 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-11-07 00:32:53,556 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:32:53,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-11-07 00:32:53,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=402, Unknown=0, NotChecked=0, Total=462 [2020-11-07 00:32:53,557 INFO L87 Difference]: Start difference. First operand 309 states and 446 transitions. Second operand 22 states. [2020-11-07 00:32:58,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:32:58,318 INFO L93 Difference]: Finished difference Result 628 states and 995 transitions. [2020-11-07 00:32:58,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2020-11-07 00:32:58,320 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 1770 [2020-11-07 00:32:58,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:32:58,328 INFO L225 Difference]: With dead ends: 628 [2020-11-07 00:32:58,328 INFO L226 Difference]: Without dead ends: 353 [2020-11-07 00:32:58,334 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 473 GetRequests, 400 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1661 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=699, Invalid=4851, Unknown=0, NotChecked=0, Total=5550 [2020-11-07 00:32:58,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2020-11-07 00:32:58,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 303. [2020-11-07 00:32:58,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 303 states. [2020-11-07 00:32:58,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 303 states and 428 transitions. [2020-11-07 00:32:58,403 INFO L78 Accepts]: Start accepts. Automaton has 303 states and 428 transitions. Word has length 1770 [2020-11-07 00:32:58,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:32:58,404 INFO L481 AbstractCegarLoop]: Abstraction has 303 states and 428 transitions. [2020-11-07 00:32:58,404 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-11-07 00:32:58,404 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 428 transitions. [2020-11-07 00:32:58,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1401 [2020-11-07 00:32:58,424 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:32:58,425 INFO L422 BasicCegarLoop]: trace histogram [79, 79, 78, 78, 64, 63, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 25, 25, 24, 24, 16, 16, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:32:58,425 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-11-07 00:32:58,425 INFO L429 AbstractCegarLoop]: === Iteration 22 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:32:58,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:32:58,426 INFO L82 PathProgramCache]: Analyzing trace with hash -958274969, now seen corresponding path program 11 times [2020-11-07 00:32:58,426 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:32:58,426 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1392581711] [2020-11-07 00:32:58,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:32:58,434 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:32:58,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:59,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:32:59,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:59,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:32:59,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:59,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:59,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:59,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:59,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:32:59,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:32:59,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:00,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:00,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:00,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:00,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:00,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:00,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:00,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:33:00,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:00,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:00,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:00,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:00,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-11-07 00:33:00,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:00,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:00,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:00,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:00,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:00,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:00,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:00,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2020-11-07 00:33:00,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:00,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:00,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:00,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:00,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:00,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:00,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:00,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 504 [2020-11-07 00:33:00,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:00,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:00,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:00,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:00,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:00,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:00,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:01,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:01,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:01,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:33:01,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:01,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:01,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:01,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:01,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-11-07 00:33:01,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:01,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:01,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:01,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:01,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:01,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:01,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:01,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2020-11-07 00:33:01,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:01,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:01,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:01,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:01,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:01,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:01,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:01,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1015 [2020-11-07 00:33:01,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:01,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:01,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:01,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:01,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:01,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:01,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:01,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:33:01,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:01,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:01,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:01,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:01,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-11-07 00:33:01,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:01,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:01,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:01,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:01,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:02,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:02,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:02,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:02,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:02,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:02,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:02,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:02,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:02,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:02,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:02,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:02,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:02,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:02,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:02,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:02,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:03,760 INFO L134 CoverageAnalysis]: Checked inductivity of 8481 backedges. 54 proven. 519 refuted. 0 times theorem prover too weak. 7908 trivial. 0 not checked. [2020-11-07 00:33:03,760 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1392581711] [2020-11-07 00:33:03,760 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:33:03,761 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-11-07 00:33:03,761 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540429483] [2020-11-07 00:33:03,762 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-11-07 00:33:03,762 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:33:03,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-11-07 00:33:03,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=296, Unknown=0, NotChecked=0, Total=342 [2020-11-07 00:33:03,762 INFO L87 Difference]: Start difference. First operand 303 states and 428 transitions. Second operand 19 states. [2020-11-07 00:33:06,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:33:06,700 INFO L93 Difference]: Finished difference Result 589 states and 849 transitions. [2020-11-07 00:33:06,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-11-07 00:33:06,701 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 1400 [2020-11-07 00:33:06,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:33:06,709 INFO L225 Difference]: With dead ends: 589 [2020-11-07 00:33:06,709 INFO L226 Difference]: Without dead ends: 323 [2020-11-07 00:33:06,713 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 368 GetRequests, 318 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 632 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=352, Invalid=2300, Unknown=0, NotChecked=0, Total=2652 [2020-11-07 00:33:06,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 323 states. [2020-11-07 00:33:06,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 323 to 305. [2020-11-07 00:33:06,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 305 states. [2020-11-07 00:33:06,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 421 transitions. [2020-11-07 00:33:06,786 INFO L78 Accepts]: Start accepts. Automaton has 305 states and 421 transitions. Word has length 1400 [2020-11-07 00:33:06,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:33:06,786 INFO L481 AbstractCegarLoop]: Abstraction has 305 states and 421 transitions. [2020-11-07 00:33:06,787 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-11-07 00:33:06,787 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 421 transitions. [2020-11-07 00:33:06,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2035 [2020-11-07 00:33:06,823 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:33:06,824 INFO L422 BasicCegarLoop]: trace histogram [115, 115, 114, 114, 93, 92, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 36, 36, 35, 35, 22, 22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:33:06,824 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-11-07 00:33:06,824 INFO L429 AbstractCegarLoop]: === Iteration 23 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:33:06,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:33:06,825 INFO L82 PathProgramCache]: Analyzing trace with hash 1008061753, now seen corresponding path program 12 times [2020-11-07 00:33:06,825 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:33:06,825 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1065759275] [2020-11-07 00:33:06,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:33:06,832 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:33:07,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:08,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:33:08,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:08,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:33:08,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:09,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:09,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:09,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:09,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:09,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:09,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:09,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:09,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:09,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:09,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:09,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:09,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:09,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:09,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:09,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:09,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:09,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:09,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:09,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:33:09,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:09,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:09,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:09,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:09,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:09,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:09,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:09,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:09,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-11-07 00:33:09,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:09,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:09,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:09,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:09,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:09,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:09,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:09,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:09,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:09,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:09,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:09,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:09,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:09,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:09,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:09,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2020-11-07 00:33:10,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:10,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:10,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:10,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:10,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:10,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:10,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:10,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:10,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:10,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:10,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:10,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:10,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:10,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:10,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:10,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:33:10,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:10,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:10,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:10,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:10,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:10,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:10,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:10,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:10,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2020-11-07 00:33:10,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:10,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:10,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:10,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:10,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:10,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:10,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:10,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:10,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:10,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:10,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:10,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:10,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:10,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:10,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:10,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:10,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:10,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:10,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:33:10,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:10,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:10,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:11,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:11,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:11,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:11,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-11-07 00:33:11,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:11,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:11,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:11,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:11,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:11,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:11,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:11,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2020-11-07 00:33:11,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:11,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:11,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:11,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:11,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:11,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:11,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:11,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:33:11,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:11,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:11,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:11,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:11,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2020-11-07 00:33:11,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:11,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:11,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:11,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:11,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:11,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:11,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:11,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:33:11,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:11,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:11,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:11,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:11,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:11,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:11,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:12,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1420 [2020-11-07 00:33:12,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:12,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:12,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:13,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:13,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:13,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:13,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:13,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:13,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:13,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:33:13,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:13,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:13,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:13,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:13,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-11-07 00:33:13,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:13,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:13,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:13,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:13,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:13,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:13,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:13,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2020-11-07 00:33:13,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:13,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:13,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:13,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:13,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:13,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:13,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:13,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:33:13,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:13,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:13,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:13,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:13,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:13,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:13,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:16,516 INFO L134 CoverageAnalysis]: Checked inductivity of 16776 backedges. 128 proven. 811 refuted. 0 times theorem prover too weak. 15837 trivial. 0 not checked. [2020-11-07 00:33:16,516 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1065759275] [2020-11-07 00:33:16,517 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:33:16,517 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2020-11-07 00:33:16,517 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903326104] [2020-11-07 00:33:16,518 INFO L461 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-11-07 00:33:16,519 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:33:16,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-11-07 00:33:16,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=439, Unknown=0, NotChecked=0, Total=506 [2020-11-07 00:33:16,519 INFO L87 Difference]: Start difference. First operand 305 states and 421 transitions. Second operand 23 states. [2020-11-07 00:33:21,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:33:21,049 INFO L93 Difference]: Finished difference Result 654 states and 1004 transitions. [2020-11-07 00:33:21,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2020-11-07 00:33:21,050 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 2034 [2020-11-07 00:33:21,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:33:21,060 INFO L225 Difference]: With dead ends: 654 [2020-11-07 00:33:21,060 INFO L226 Difference]: Without dead ends: 379 [2020-11-07 00:33:21,065 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 533 GetRequests, 461 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1562 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=685, Invalid=4717, Unknown=0, NotChecked=0, Total=5402 [2020-11-07 00:33:21,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2020-11-07 00:33:21,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 362. [2020-11-07 00:33:21,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 362 states. [2020-11-07 00:33:21,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 515 transitions. [2020-11-07 00:33:21,159 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 515 transitions. Word has length 2034 [2020-11-07 00:33:21,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:33:21,160 INFO L481 AbstractCegarLoop]: Abstraction has 362 states and 515 transitions. [2020-11-07 00:33:21,160 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-11-07 00:33:21,160 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 515 transitions. [2020-11-07 00:33:21,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1207 [2020-11-07 00:33:21,177 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:33:21,178 INFO L422 BasicCegarLoop]: trace histogram [68, 68, 67, 67, 55, 54, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 22, 22, 20, 20, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:33:21,178 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-11-07 00:33:21,178 INFO L429 AbstractCegarLoop]: === Iteration 24 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:33:21,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:33:21,179 INFO L82 PathProgramCache]: Analyzing trace with hash -1337702029, now seen corresponding path program 13 times [2020-11-07 00:33:21,179 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:33:21,179 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1004124640] [2020-11-07 00:33:21,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:33:21,194 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:33:21,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:21,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:33:21,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:21,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:33:21,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:22,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:22,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:22,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:22,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:22,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:22,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:22,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:33:22,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:22,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:22,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:22,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:22,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-11-07 00:33:22,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:22,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:22,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:22,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:22,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:22,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:22,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:22,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2020-11-07 00:33:22,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:22,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:22,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:22,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:22,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:22,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:22,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:22,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:33:22,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:22,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:22,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:22,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:22,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:22,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:22,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2020-11-07 00:33:23,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:23,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:23,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:23,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:23,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:23,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:23,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:23,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:33:23,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:23,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:23,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:23,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:23,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 821 [2020-11-07 00:33:23,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:23,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:23,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:23,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:23,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:23,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:23,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:23,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:33:23,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:23,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:23,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:23,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:23,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-11-07 00:33:23,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:23,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:23,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:23,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:23,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:23,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:23,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:23,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:23,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:23,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:25,255 INFO L134 CoverageAnalysis]: Checked inductivity of 5686 backedges. 115 proven. 330 refuted. 0 times theorem prover too weak. 5241 trivial. 0 not checked. [2020-11-07 00:33:25,256 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1004124640] [2020-11-07 00:33:25,256 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:33:25,257 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2020-11-07 00:33:25,257 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926065291] [2020-11-07 00:33:25,258 INFO L461 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-11-07 00:33:25,258 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:33:25,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-11-07 00:33:25,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=365, Unknown=0, NotChecked=0, Total=420 [2020-11-07 00:33:25,259 INFO L87 Difference]: Start difference. First operand 362 states and 515 transitions. Second operand 21 states. [2020-11-07 00:33:28,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:33:28,890 INFO L93 Difference]: Finished difference Result 713 states and 1029 transitions. [2020-11-07 00:33:28,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2020-11-07 00:33:28,895 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 1206 [2020-11-07 00:33:28,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:33:28,904 INFO L225 Difference]: With dead ends: 713 [2020-11-07 00:33:28,904 INFO L226 Difference]: Without dead ends: 389 [2020-11-07 00:33:28,911 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 333 GetRequests, 273 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 999 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=472, Invalid=3310, Unknown=0, NotChecked=0, Total=3782 [2020-11-07 00:33:28,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2020-11-07 00:33:28,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 363. [2020-11-07 00:33:28,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 363 states. [2020-11-07 00:33:28,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 504 transitions. [2020-11-07 00:33:28,997 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 504 transitions. Word has length 1206 [2020-11-07 00:33:28,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:33:28,998 INFO L481 AbstractCegarLoop]: Abstraction has 363 states and 504 transitions. [2020-11-07 00:33:28,998 INFO L482 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-11-07 00:33:28,998 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 504 transitions. [2020-11-07 00:33:29,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1947 [2020-11-07 00:33:29,034 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:33:29,035 INFO L422 BasicCegarLoop]: trace histogram [110, 110, 109, 109, 89, 88, 55, 55, 55, 55, 55, 55, 55, 55, 55, 55, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 34, 34, 34, 34, 22, 22, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:33:29,035 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-11-07 00:33:29,035 INFO L429 AbstractCegarLoop]: === Iteration 25 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:33:29,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:33:29,036 INFO L82 PathProgramCache]: Analyzing trace with hash -257586780, now seen corresponding path program 14 times [2020-11-07 00:33:29,036 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:33:29,037 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [373402606] [2020-11-07 00:33:29,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:33:29,049 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:33:29,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:30,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:33:30,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:30,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:33:30,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:30,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:31,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:31,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:31,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:31,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:31,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:31,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:31,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:33:31,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:31,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:31,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:31,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:31,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-11-07 00:33:31,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:31,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:31,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:31,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:31,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:31,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:31,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:31,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2020-11-07 00:33:31,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:31,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:31,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:31,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:31,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:31,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:31,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:31,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:33:31,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:31,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:31,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:31,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:31,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:31,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:31,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2020-11-07 00:33:32,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:32,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:32,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:32,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:32,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:32,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:32,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:32,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:32,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:32,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:32,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:32,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:32,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:32,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:32,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:32,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:32,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:33:32,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:32,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:32,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:32,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:32,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:32,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:32,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:32,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:32,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-11-07 00:33:32,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:32,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:32,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:32,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:32,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:32,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:32,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:32,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:32,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:32,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:32,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:32,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:32,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:32,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:32,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 962 [2020-11-07 00:33:32,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:32,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:32,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:33,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:33,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:33,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:33,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:33,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:33,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:33,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:33:33,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:33,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:33,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:33,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:33,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-11-07 00:33:33,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:33,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:33,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:33,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:33,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:33,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:33,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:33,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2020-11-07 00:33:33,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:33,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:33,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:33,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:33,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:33,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:33,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:33,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:33:33,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:33,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:33,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:33,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:33,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2020-11-07 00:33:33,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:33,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:33,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:33,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:33,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:33,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:33,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:33,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:33:33,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:33,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:33,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:33,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:33,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-11-07 00:33:33,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:33,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:33,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:33,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:33,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:33,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:33,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:33,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:33,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:33,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:37,292 INFO L134 CoverageAnalysis]: Checked inductivity of 15310 backedges. 162 proven. 653 refuted. 0 times theorem prover too weak. 14495 trivial. 0 not checked. [2020-11-07 00:33:37,292 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [373402606] [2020-11-07 00:33:37,293 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:33:37,293 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2020-11-07 00:33:37,293 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646510601] [2020-11-07 00:33:37,294 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-11-07 00:33:37,295 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:33:37,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-11-07 00:33:37,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=524, Unknown=0, NotChecked=0, Total=600 [2020-11-07 00:33:37,295 INFO L87 Difference]: Start difference. First operand 363 states and 504 transitions. Second operand 25 states. [2020-11-07 00:33:42,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:33:42,747 INFO L93 Difference]: Finished difference Result 741 states and 1133 transitions. [2020-11-07 00:33:42,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2020-11-07 00:33:42,748 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 1946 [2020-11-07 00:33:42,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:33:42,761 INFO L225 Difference]: With dead ends: 741 [2020-11-07 00:33:42,761 INFO L226 Difference]: Without dead ends: 411 [2020-11-07 00:33:42,766 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 519 GetRequests, 440 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1942 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=787, Invalid=5693, Unknown=0, NotChecked=0, Total=6480 [2020-11-07 00:33:42,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 411 states. [2020-11-07 00:33:42,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 411 to 395. [2020-11-07 00:33:42,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 395 states. [2020-11-07 00:33:42,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 395 states and 567 transitions. [2020-11-07 00:33:42,856 INFO L78 Accepts]: Start accepts. Automaton has 395 states and 567 transitions. Word has length 1946 [2020-11-07 00:33:42,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:33:42,857 INFO L481 AbstractCegarLoop]: Abstraction has 395 states and 567 transitions. [2020-11-07 00:33:42,857 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-11-07 00:33:42,857 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 567 transitions. [2020-11-07 00:33:42,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1348 [2020-11-07 00:33:42,876 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:33:42,876 INFO L422 BasicCegarLoop]: trace histogram [76, 76, 75, 75, 61, 61, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 24, 24, 23, 23, 15, 15, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:33:42,877 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-11-07 00:33:42,877 INFO L429 AbstractCegarLoop]: === Iteration 26 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:33:42,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:33:42,878 INFO L82 PathProgramCache]: Analyzing trace with hash 1488380238, now seen corresponding path program 15 times [2020-11-07 00:33:42,878 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:33:42,878 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [502857769] [2020-11-07 00:33:42,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:33:42,886 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:33:43,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:43,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:33:43,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:43,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:33:43,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:43,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:43,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:44,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:44,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:44,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:44,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:44,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:44,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:44,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:33:44,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:44,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:44,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:44,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:44,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-11-07 00:33:44,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:44,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:44,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:44,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:44,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:44,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:44,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:44,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2020-11-07 00:33:44,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:44,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:44,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:44,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:44,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:44,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:44,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:44,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:33:44,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:44,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:44,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:44,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:44,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2020-11-07 00:33:44,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:44,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:44,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:44,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:44,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:44,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:44,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:44,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:33:44,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:44,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:44,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:44,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:44,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-11-07 00:33:44,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:44,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:44,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:44,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:44,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:44,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:45,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:45,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:45,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:45,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:45,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:45,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:45,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 962 [2020-11-07 00:33:45,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:45,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:45,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:45,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:45,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:45,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:45,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:45,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:45,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:45,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:45,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:45,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:45,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:45,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:45,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:45,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:45,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-11-07 00:33:45,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:45,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:45,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:45,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:45,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:45,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:45,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:45,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:45,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-11-07 00:33:45,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:45,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:45,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:45,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:45,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:45,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:45,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-11-07 00:33:45,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:45,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:45,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-11-07 00:33:45,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:45,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-11-07 00:33:45,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-07 00:33:45,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:45,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-11-07 00:33:45,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:33:47,215 INFO L134 CoverageAnalysis]: Checked inductivity of 7101 backedges. 214 proven. 293 refuted. 0 times theorem prover too weak. 6594 trivial. 0 not checked. [2020-11-07 00:33:47,215 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [502857769] [2020-11-07 00:33:47,216 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:33:47,216 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2020-11-07 00:33:47,216 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328654547] [2020-11-07 00:33:47,217 INFO L461 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-11-07 00:33:47,217 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:33:47,217 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-11-07 00:33:47,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=441, Unknown=0, NotChecked=0, Total=506 [2020-11-07 00:33:47,217 INFO L87 Difference]: Start difference. First operand 395 states and 567 transitions. Second operand 23 states. [2020-11-07 00:33:51,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:33:51,402 INFO L93 Difference]: Finished difference Result 762 states and 1123 transitions. [2020-11-07 00:33:51,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2020-11-07 00:33:51,403 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 1347 [2020-11-07 00:33:51,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:33:51,411 INFO L225 Difference]: With dead ends: 762 [2020-11-07 00:33:51,411 INFO L226 Difference]: Without dead ends: 405 [2020-11-07 00:33:51,416 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 372 GetRequests, 304 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1331 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=582, Invalid=4248, Unknown=0, NotChecked=0, Total=4830 [2020-11-07 00:33:51,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 405 states. [2020-11-07 00:33:51,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 405 to 361. [2020-11-07 00:33:51,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 361 states. [2020-11-07 00:33:51,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 361 states and 484 transitions. [2020-11-07 00:33:51,500 INFO L78 Accepts]: Start accepts. Automaton has 361 states and 484 transitions. Word has length 1347 [2020-11-07 00:33:51,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:33:51,501 INFO L481 AbstractCegarLoop]: Abstraction has 361 states and 484 transitions. [2020-11-07 00:33:51,502 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-11-07 00:33:51,502 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 484 transitions. [2020-11-07 00:33:51,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1577 [2020-11-07 00:33:51,525 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:33:51,526 INFO L422 BasicCegarLoop]: trace histogram [89, 89, 88, 88, 72, 71, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 28, 28, 27, 27, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:33:51,526 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-11-07 00:33:51,526 INFO L429 AbstractCegarLoop]: === Iteration 27 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:33:51,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:33:51,527 INFO L82 PathProgramCache]: Analyzing trace with hash 1910215256, now seen corresponding path program 16 times [2020-11-07 00:33:51,527 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:33:51,527 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [993930704] [2020-11-07 00:33:51,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:33:51,533 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:33:51,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-07 00:33:51,778 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-07 00:33:52,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-07 00:33:52,086 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-07 00:33:52,707 INFO L173 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-11-07 00:33:52,707 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-07 00:33:52,710 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-11-07 00:33:52,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 12:33:52 BoogieIcfgContainer [2020-11-07 00:33:52,806 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-07 00:33:52,811 INFO L168 Benchmark]: Toolchain (without parser) took 119899.90 ms. Allocated memory was 156.2 MB in the beginning and 1.9 GB in the end (delta: 1.8 GB). Free memory was 132.8 MB in the beginning and 887.9 MB in the end (delta: -755.1 MB). Peak memory consumption was 1.0 GB. Max. memory is 8.0 GB. [2020-11-07 00:33:52,812 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 156.2 MB. Free memory was 130.6 MB in the beginning and 130.4 MB in the end (delta: 122.6 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-11-07 00:33:52,812 INFO L168 Benchmark]: CACSL2BoogieTranslator took 256.17 ms. Allocated memory is still 156.2 MB. Free memory was 132.2 MB in the beginning and 122.4 MB in the end (delta: 9.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. [2020-11-07 00:33:52,813 INFO L168 Benchmark]: Boogie Preprocessor took 53.03 ms. Allocated memory is still 156.2 MB. Free memory was 122.4 MB in the beginning and 120.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2020-11-07 00:33:52,816 INFO L168 Benchmark]: RCFGBuilder took 679.45 ms. Allocated memory is still 156.2 MB. Free memory was 120.9 MB in the beginning and 105.5 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. [2020-11-07 00:33:52,817 INFO L168 Benchmark]: TraceAbstraction took 118892.36 ms. Allocated memory was 156.2 MB in the beginning and 1.9 GB in the end (delta: 1.8 GB). Free memory was 105.1 MB in the beginning and 887.9 MB in the end (delta: -782.7 MB). Peak memory consumption was 983.4 MB. Max. memory is 8.0 GB. [2020-11-07 00:33:52,821 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 156.2 MB. Free memory was 130.6 MB in the beginning and 130.4 MB in the end (delta: 122.6 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 256.17 ms. Allocated memory is still 156.2 MB. Free memory was 132.2 MB in the beginning and 122.4 MB in the end (delta: 9.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 53.03 ms. Allocated memory is still 156.2 MB. Free memory was 122.4 MB in the beginning and 120.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 679.45 ms. Allocated memory is still 156.2 MB. Free memory was 120.9 MB in the beginning and 105.5 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 118892.36 ms. Allocated memory was 156.2 MB in the beginning and 1.9 GB in the end (delta: 1.8 GB). Free memory was 105.1 MB in the beginning and 887.9 MB in the end (delta: -782.7 MB). Peak memory consumption was 983.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 4]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L38] int x = 10; [L39] CALL, EXPR fibo1(x) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND TRUE n == 1 [L23] return 1; [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND TRUE n < 1 [L21] return 0; [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND FALSE !(n < 1) [L12] COND TRUE n == 1 [L13] return 1; [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND TRUE n == 1 [L13] return 1; [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND TRUE n < 1 [L11] return 0; [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND TRUE n == 1 [L13] return 1; [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND TRUE n < 1 [L11] return 0; [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND FALSE !(n < 1) [L22] COND TRUE n == 1 [L23] return 1; [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND TRUE n == 1 [L13] return 1; [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND TRUE n < 1 [L11] return 0; [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND FALSE !(n < 1) [L22] COND TRUE n == 1 [L23] return 1; [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND TRUE n == 1 [L23] return 1; [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND TRUE n < 1 [L21] return 0; [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND TRUE n == 1 [L13] return 1; [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND TRUE n < 1 [L11] return 0; [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND FALSE !(n < 1) [L22] COND TRUE n == 1 [L23] return 1; [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND TRUE n == 1 [L23] return 1; [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND TRUE n < 1 [L21] return 0; [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND TRUE n == 1 [L23] return 1; [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND TRUE n < 1 [L21] return 0; [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND FALSE !(n < 1) [L12] COND TRUE n == 1 [L13] return 1; [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND TRUE n == 1 [L13] return 1; [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND TRUE n < 1 [L11] return 0; [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND FALSE !(n < 1) [L22] COND TRUE n == 1 [L23] return 1; [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND TRUE n == 1 [L23] return 1; [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND TRUE n < 1 [L21] return 0; [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND TRUE n == 1 [L23] return 1; [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND TRUE n < 1 [L21] return 0; [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND FALSE !(n < 1) [L12] COND TRUE n == 1 [L13] return 1; [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND TRUE n == 1 [L23] return 1; [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND TRUE n < 1 [L21] return 0; [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND FALSE !(n < 1) [L12] COND TRUE n == 1 [L13] return 1; [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND TRUE n == 1 [L13] return 1; [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND TRUE n < 1 [L11] return 0; [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND TRUE n == 1 [L13] return 1; [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND TRUE n < 1 [L11] return 0; [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND FALSE !(n < 1) [L22] COND TRUE n == 1 [L23] return 1; [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND TRUE n == 1 [L23] return 1; [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND TRUE n < 1 [L21] return 0; [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND TRUE n == 1 [L23] return 1; [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND TRUE n < 1 [L21] return 0; [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND FALSE !(n < 1) [L12] COND TRUE n == 1 [L13] return 1; [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND TRUE n == 1 [L23] return 1; [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND TRUE n < 1 [L21] return 0; [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND FALSE !(n < 1) [L12] COND TRUE n == 1 [L13] return 1; [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND TRUE n == 1 [L13] return 1; [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND TRUE n < 1 [L11] return 0; [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND TRUE n == 1 [L23] return 1; [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND TRUE n < 1 [L21] return 0; [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND FALSE !(n < 1) [L12] COND TRUE n == 1 [L13] return 1; [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND TRUE n == 1 [L13] return 1; [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND TRUE n < 1 [L11] return 0; [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND TRUE n == 1 [L13] return 1; [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND TRUE n < 1 [L11] return 0; [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND FALSE !(n < 1) [L22] COND TRUE n == 1 [L23] return 1; [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND TRUE n == 1 [L13] return 1; [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND TRUE n < 1 [L11] return 0; [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND FALSE !(n < 1) [L22] COND TRUE n == 1 [L23] return 1; [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND TRUE n == 1 [L23] return 1; [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND TRUE n < 1 [L21] return 0; [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND TRUE n == 1 [L23] return 1; [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND TRUE n < 1 [L21] return 0; [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND FALSE !(n < 1) [L12] COND TRUE n == 1 [L13] return 1; [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND TRUE n == 1 [L23] return 1; [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND TRUE n < 1 [L21] return 0; [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND FALSE !(n < 1) [L12] COND TRUE n == 1 [L13] return 1; [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND TRUE n == 1 [L13] return 1; [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND TRUE n < 1 [L11] return 0; [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND TRUE n == 1 [L23] return 1; [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND TRUE n < 1 [L21] return 0; [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND FALSE !(n < 1) [L12] COND TRUE n == 1 [L13] return 1; [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND TRUE n == 1 [L13] return 1; [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND TRUE n < 1 [L11] return 0; [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND TRUE n == 1 [L13] return 1; [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND TRUE n < 1 [L11] return 0; [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND FALSE !(n < 1) [L22] COND TRUE n == 1 [L23] return 1; [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND TRUE n == 1 [L23] return 1; [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND TRUE n < 1 [L21] return 0; [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND FALSE !(n < 1) [L12] COND TRUE n == 1 [L13] return 1; [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND TRUE n == 1 [L13] return 1; [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND TRUE n < 1 [L11] return 0; [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND TRUE n == 1 [L13] return 1; [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND TRUE n < 1 [L11] return 0; [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND FALSE !(n < 1) [L22] COND TRUE n == 1 [L23] return 1; [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND FALSE !(n == 1) [L25] CALL, EXPR fibo1(n-1) [L10] COND FALSE !(n < 1) [L12] COND TRUE n == 1 [L13] return 1; [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND TRUE n < 1 [L11] return 0; [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND FALSE !(n < 1) [L22] COND TRUE n == 1 [L23] return 1; [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) [L25] CALL, EXPR fibo1(n-2) [L10] COND FALSE !(n < 1) [L12] COND FALSE !(n == 1) [L15] CALL, EXPR fibo2(n-1) [L20] COND FALSE !(n < 1) [L22] COND TRUE n == 1 [L23] return 1; [L15] RET, EXPR fibo2(n-1) [L15] CALL, EXPR fibo2(n-2) [L20] COND TRUE n < 1 [L21] return 0; [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) [L15] return fibo2(n-1) + fibo2(n-2); [L39] RET, EXPR fibo1(x) [L39] int result = fibo1(x); [L40] COND TRUE result == 55 [L41] CALL reach_error() [L4] __assert_fail("0", "fibo_2calls_10-2.c", 4, "reach_error") - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 57 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 118.6s, OverallIterations: 27, TraceHistogramMax: 115, AutomataDifference: 56.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1729 SDtfs, 4137 SDslu, 4315 SDs, 0 SdLazy, 20086 SolverSat, 2793 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 19.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4301 GetRequests, 3363 SyntacticMatches, 0 SemanticMatches, 938 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14042 ImplicationChecksByTransitivity, 35.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=510occurred in iteration=18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.5s AutomataMinimizationTime, 26 MinimizatonAttempts, 555 StatesRemovedByMinimization, 24 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: No data available, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...