/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive-simple/fibo_20-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-22 04:37:45,092 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-22 04:37:45,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-22 04:37:45,139 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-22 04:37:45,141 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-22 04:37:45,149 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-22 04:37:45,151 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-22 04:37:45,154 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-22 04:37:45,157 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-22 04:37:45,161 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-22 04:37:45,162 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-22 04:37:45,163 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-22 04:37:45,163 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-22 04:37:45,166 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-22 04:37:45,169 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-22 04:37:45,171 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-22 04:37:45,172 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-22 04:37:45,173 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-22 04:37:45,175 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-22 04:37:45,185 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-22 04:37:45,187 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-22 04:37:45,189 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-22 04:37:45,189 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-22 04:37:45,190 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-22 04:37:45,203 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-22 04:37:45,203 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-22 04:37:45,204 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-22 04:37:45,205 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-22 04:37:45,205 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-22 04:37:45,207 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-22 04:37:45,208 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-22 04:37:45,208 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-22 04:37:45,210 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-22 04:37:45,211 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-22 04:37:45,213 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-22 04:37:45,213 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-22 04:37:45,214 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-22 04:37:45,214 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-22 04:37:45,214 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-22 04:37:45,215 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-22 04:37:45,217 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-22 04:37:45,218 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-22 04:37:45,259 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-22 04:37:45,259 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-22 04:37:45,261 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-22 04:37:45,262 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-22 04:37:45,262 INFO L138 SettingsManager]: * Use SBE=true [2020-08-22 04:37:45,262 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-22 04:37:45,262 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-22 04:37:45,263 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-22 04:37:45,263 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-22 04:37:45,263 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-22 04:37:45,264 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-22 04:37:45,264 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-22 04:37:45,264 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-22 04:37:45,265 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-22 04:37:45,265 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-22 04:37:45,265 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-22 04:37:45,266 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-22 04:37:45,266 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-22 04:37:45,266 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-22 04:37:45,266 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-22 04:37:45,266 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-22 04:37:45,267 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 04:37:45,267 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-22 04:37:45,267 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-22 04:37:45,267 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-22 04:37:45,267 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-22 04:37:45,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-22 04:37:45,268 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-22 04:37:45,268 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-22 04:37:45,268 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true; [2020-08-22 04:37:45,576 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-22 04:37:45,589 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-22 04:37:45,595 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-22 04:37:45,597 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-22 04:37:45,598 INFO L275 PluginConnector]: CDTParser initialized [2020-08-22 04:37:45,598 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_20-2.c [2020-08-22 04:37:45,672 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/68d865d81/a9f94cfb07b94b33aec0dc0c1ea15df5/FLAG8e848e3ed [2020-08-22 04:37:46,164 INFO L306 CDTParser]: Found 1 translation units. [2020-08-22 04:37:46,165 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_20-2.c [2020-08-22 04:37:46,173 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/68d865d81/a9f94cfb07b94b33aec0dc0c1ea15df5/FLAG8e848e3ed [2020-08-22 04:37:46,522 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/68d865d81/a9f94cfb07b94b33aec0dc0c1ea15df5 [2020-08-22 04:37:46,532 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-22 04:37:46,534 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-22 04:37:46,535 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-22 04:37:46,535 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-22 04:37:46,539 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-22 04:37:46,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 04:37:46" (1/1) ... [2020-08-22 04:37:46,543 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e001708 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:37:46, skipping insertion in model container [2020-08-22 04:37:46,543 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 04:37:46" (1/1) ... [2020-08-22 04:37:46,551 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-22 04:37:46,567 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-22 04:37:46,774 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 04:37:46,779 INFO L203 MainTranslator]: Completed pre-run [2020-08-22 04:37:46,792 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 04:37:46,803 INFO L208 MainTranslator]: Completed translation [2020-08-22 04:37:46,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:37:46 WrapperNode [2020-08-22 04:37:46,804 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-22 04:37:46,805 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-22 04:37:46,805 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-22 04:37:46,805 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-22 04:37:46,815 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:37:46" (1/1) ... [2020-08-22 04:37:46,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:37:46" (1/1) ... [2020-08-22 04:37:46,897 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:37:46" (1/1) ... [2020-08-22 04:37:46,898 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:37:46" (1/1) ... [2020-08-22 04:37:46,903 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:37:46" (1/1) ... [2020-08-22 04:37:46,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:37:46" (1/1) ... [2020-08-22 04:37:46,906 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:37:46" (1/1) ... [2020-08-22 04:37:46,907 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-22 04:37:46,908 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-22 04:37:46,908 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-22 04:37:46,908 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-22 04:37:46,908 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:37:46" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 04:37:46,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-22 04:37:46,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-22 04:37:46,963 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo [2020-08-22 04:37:46,963 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-22 04:37:46,963 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-22 04:37:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-22 04:37:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure fibo [2020-08-22 04:37:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-22 04:37:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-22 04:37:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-22 04:37:47,139 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-22 04:37:47,139 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-22 04:37:47,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 04:37:47 BoogieIcfgContainer [2020-08-22 04:37:47,144 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-22 04:37:47,145 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-22 04:37:47,146 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-22 04:37:47,149 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-22 04:37:47,149 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 04:37:46" (1/3) ... [2020-08-22 04:37:47,150 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7edb3b7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 04:37:47, skipping insertion in model container [2020-08-22 04:37:47,150 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:37:46" (2/3) ... [2020-08-22 04:37:47,151 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7edb3b7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 04:37:47, skipping insertion in model container [2020-08-22 04:37:47,151 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 04:37:47" (3/3) ... [2020-08-22 04:37:47,153 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_20-2.c [2020-08-22 04:37:47,165 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-22 04:37:47,173 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-22 04:37:47,188 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-22 04:37:47,244 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-22 04:37:47,245 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-22 04:37:47,245 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-22 04:37:47,245 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-22 04:37:47,245 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-22 04:37:47,245 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-22 04:37:47,245 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-22 04:37:47,246 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-22 04:37:47,283 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states. [2020-08-22 04:37:47,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-08-22 04:37:47,295 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 04:37:47,296 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 04:37:47,297 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 04:37:47,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 04:37:47,305 INFO L82 PathProgramCache]: Analyzing trace with hash 537028541, now seen corresponding path program 1 times [2020-08-22 04:37:47,316 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 04:37:47,317 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1594345198] [2020-08-22 04:37:47,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 04:37:47,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:47,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 04:37:47,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:47,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 04:37:47,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:47,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 04:37:47,539 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1594345198] [2020-08-22 04:37:47,542 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 04:37:47,542 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-22 04:37:47,543 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1724498171] [2020-08-22 04:37:47,549 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-22 04:37:47,550 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 04:37:47,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-22 04:37:47,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-22 04:37:47,569 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 5 states. [2020-08-22 04:37:47,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 04:37:47,699 INFO L93 Difference]: Finished difference Result 35 states and 41 transitions. [2020-08-22 04:37:47,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-22 04:37:47,701 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-08-22 04:37:47,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 04:37:47,714 INFO L225 Difference]: With dead ends: 35 [2020-08-22 04:37:47,714 INFO L226 Difference]: Without dead ends: 21 [2020-08-22 04:37:47,719 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-08-22 04:37:47,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2020-08-22 04:37:47,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2020-08-22 04:37:47,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-08-22 04:37:47,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2020-08-22 04:37:47,772 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 13 [2020-08-22 04:37:47,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 04:37:47,773 INFO L479 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2020-08-22 04:37:47,773 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-22 04:37:47,773 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-08-22 04:37:47,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-08-22 04:37:47,775 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 04:37:47,776 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 04:37:47,776 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-22 04:37:47,776 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 04:37:47,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 04:37:47,777 INFO L82 PathProgramCache]: Analyzing trace with hash 179123823, now seen corresponding path program 1 times [2020-08-22 04:37:47,777 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 04:37:47,778 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1595559627] [2020-08-22 04:37:47,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 04:37:47,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:47,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 04:37:47,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:47,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 04:37:47,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:47,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 04:37:47,847 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1595559627] [2020-08-22 04:37:47,847 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 04:37:47,848 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-22 04:37:47,848 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013584723] [2020-08-22 04:37:47,850 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-22 04:37:47,850 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 04:37:47,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-22 04:37:47,851 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-08-22 04:37:47,851 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand 5 states. [2020-08-22 04:37:47,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 04:37:47,912 INFO L93 Difference]: Finished difference Result 27 states and 32 transitions. [2020-08-22 04:37:47,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-22 04:37:47,913 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-08-22 04:37:47,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 04:37:47,915 INFO L225 Difference]: With dead ends: 27 [2020-08-22 04:37:47,915 INFO L226 Difference]: Without dead ends: 23 [2020-08-22 04:37:47,916 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-08-22 04:37:47,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2020-08-22 04:37:47,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 21. [2020-08-22 04:37:47,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-08-22 04:37:47,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2020-08-22 04:37:47,925 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 14 [2020-08-22 04:37:47,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 04:37:47,925 INFO L479 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2020-08-22 04:37:47,925 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-22 04:37:47,926 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-08-22 04:37:47,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-08-22 04:37:47,927 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 04:37:47,927 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 04:37:47,928 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-22 04:37:47,928 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 04:37:47,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 04:37:47,929 INFO L82 PathProgramCache]: Analyzing trace with hash 806022394, now seen corresponding path program 1 times [2020-08-22 04:37:47,929 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 04:37:47,929 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1350670845] [2020-08-22 04:37:47,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 04:37:47,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:47,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 04:37:47,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:47,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 04:37:47,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:48,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:48,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:48,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 04:37:48,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:48,067 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-08-22 04:37:48,068 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1350670845] [2020-08-22 04:37:48,068 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 04:37:48,068 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-22 04:37:48,069 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975926169] [2020-08-22 04:37:48,069 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-22 04:37:48,070 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 04:37:48,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-22 04:37:48,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-08-22 04:37:48,070 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand 7 states. [2020-08-22 04:37:48,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 04:37:48,166 INFO L93 Difference]: Finished difference Result 38 states and 49 transitions. [2020-08-22 04:37:48,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-22 04:37:48,166 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2020-08-22 04:37:48,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 04:37:48,168 INFO L225 Difference]: With dead ends: 38 [2020-08-22 04:37:48,168 INFO L226 Difference]: Without dead ends: 23 [2020-08-22 04:37:48,169 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-08-22 04:37:48,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2020-08-22 04:37:48,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2020-08-22 04:37:48,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2020-08-22 04:37:48,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2020-08-22 04:37:48,178 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 26 [2020-08-22 04:37:48,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 04:37:48,178 INFO L479 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2020-08-22 04:37:48,178 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-22 04:37:48,179 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-08-22 04:37:48,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-08-22 04:37:48,180 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 04:37:48,181 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 04:37:48,181 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-22 04:37:48,181 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 04:37:48,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 04:37:48,182 INFO L82 PathProgramCache]: Analyzing trace with hash -983862936, now seen corresponding path program 1 times [2020-08-22 04:37:48,182 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 04:37:48,183 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1774847404] [2020-08-22 04:37:48,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 04:37:48,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:48,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 04:37:48,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:48,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 04:37:48,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:48,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:48,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:48,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:48,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:48,292 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-08-22 04:37:48,293 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1774847404] [2020-08-22 04:37:48,293 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 04:37:48,293 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-08-22 04:37:48,294 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252853422] [2020-08-22 04:37:48,294 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-22 04:37:48,295 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 04:37:48,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-22 04:37:48,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-08-22 04:37:48,296 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand 6 states. [2020-08-22 04:37:48,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 04:37:48,424 INFO L93 Difference]: Finished difference Result 41 states and 55 transitions. [2020-08-22 04:37:48,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-22 04:37:48,424 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 27 [2020-08-22 04:37:48,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 04:37:48,427 INFO L225 Difference]: With dead ends: 41 [2020-08-22 04:37:48,427 INFO L226 Difference]: Without dead ends: 37 [2020-08-22 04:37:48,428 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-08-22 04:37:48,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2020-08-22 04:37:48,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2020-08-22 04:37:48,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2020-08-22 04:37:48,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 51 transitions. [2020-08-22 04:37:48,441 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 51 transitions. Word has length 27 [2020-08-22 04:37:48,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 04:37:48,442 INFO L479 AbstractCegarLoop]: Abstraction has 37 states and 51 transitions. [2020-08-22 04:37:48,442 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-22 04:37:48,442 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2020-08-22 04:37:48,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-08-22 04:37:48,444 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 04:37:48,445 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 04:37:48,445 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-22 04:37:48,445 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 04:37:48,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 04:37:48,446 INFO L82 PathProgramCache]: Analyzing trace with hash 146085807, now seen corresponding path program 2 times [2020-08-22 04:37:48,446 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 04:37:48,447 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [384597076] [2020-08-22 04:37:48,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 04:37:48,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:48,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 04:37:48,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:48,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 04:37:48,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:48,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:48,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:48,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:48,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:48,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:48,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:48,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:48,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:48,668 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-08-22 04:37:48,669 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [384597076] [2020-08-22 04:37:48,669 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 04:37:48,670 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-22 04:37:48,670 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223182367] [2020-08-22 04:37:48,671 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-22 04:37:48,671 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 04:37:48,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-22 04:37:48,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-22 04:37:48,672 INFO L87 Difference]: Start difference. First operand 37 states and 51 transitions. Second operand 8 states. [2020-08-22 04:37:48,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 04:37:48,812 INFO L93 Difference]: Finished difference Result 79 states and 124 transitions. [2020-08-22 04:37:48,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-22 04:37:48,812 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 40 [2020-08-22 04:37:48,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 04:37:48,815 INFO L225 Difference]: With dead ends: 79 [2020-08-22 04:37:48,815 INFO L226 Difference]: Without dead ends: 48 [2020-08-22 04:37:48,816 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-08-22 04:37:48,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2020-08-22 04:37:48,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 42. [2020-08-22 04:37:48,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2020-08-22 04:37:48,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 57 transitions. [2020-08-22 04:37:48,829 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 57 transitions. Word has length 40 [2020-08-22 04:37:48,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 04:37:48,830 INFO L479 AbstractCegarLoop]: Abstraction has 42 states and 57 transitions. [2020-08-22 04:37:48,830 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-22 04:37:48,830 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 57 transitions. [2020-08-22 04:37:48,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-08-22 04:37:48,832 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 04:37:48,832 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 04:37:48,832 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-22 04:37:48,833 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 04:37:48,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 04:37:48,833 INFO L82 PathProgramCache]: Analyzing trace with hash -1111873851, now seen corresponding path program 3 times [2020-08-22 04:37:48,833 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 04:37:48,834 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [679434673] [2020-08-22 04:37:48,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 04:37:48,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:48,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 04:37:48,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:48,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 04:37:48,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:48,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:48,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:48,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:48,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:49,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:49,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:49,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:49,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:49,019 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-08-22 04:37:49,020 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [679434673] [2020-08-22 04:37:49,020 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 04:37:49,020 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-22 04:37:49,021 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657625233] [2020-08-22 04:37:49,021 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-22 04:37:49,021 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 04:37:49,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-22 04:37:49,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-08-22 04:37:49,022 INFO L87 Difference]: Start difference. First operand 42 states and 57 transitions. Second operand 7 states. [2020-08-22 04:37:49,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 04:37:49,143 INFO L93 Difference]: Finished difference Result 65 states and 93 transitions. [2020-08-22 04:37:49,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-22 04:37:49,144 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 41 [2020-08-22 04:37:49,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 04:37:49,146 INFO L225 Difference]: With dead ends: 65 [2020-08-22 04:37:49,146 INFO L226 Difference]: Without dead ends: 61 [2020-08-22 04:37:49,147 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-08-22 04:37:49,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2020-08-22 04:37:49,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 58. [2020-08-22 04:37:49,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2020-08-22 04:37:49,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 84 transitions. [2020-08-22 04:37:49,161 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 84 transitions. Word has length 41 [2020-08-22 04:37:49,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 04:37:49,161 INFO L479 AbstractCegarLoop]: Abstraction has 58 states and 84 transitions. [2020-08-22 04:37:49,162 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-22 04:37:49,162 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 84 transitions. [2020-08-22 04:37:49,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-08-22 04:37:49,166 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 04:37:49,166 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 9, 5, 5, 5, 5, 5, 5, 5, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 04:37:49,166 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-22 04:37:49,166 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 04:37:49,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 04:37:49,167 INFO L82 PathProgramCache]: Analyzing trace with hash -1986920854, now seen corresponding path program 4 times [2020-08-22 04:37:49,167 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 04:37:49,167 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1967454601] [2020-08-22 04:37:49,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 04:37:49,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:49,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 04:37:49,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:49,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 04:37:49,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:49,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:49,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:49,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:49,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:49,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:49,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:49,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:49,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:49,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:49,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:49,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:37:49,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:49,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:49,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:49,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:49,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:49,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:49,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:49,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:49,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:49,458 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 77 proven. 104 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2020-08-22 04:37:49,459 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1967454601] [2020-08-22 04:37:49,459 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 04:37:49,460 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-22 04:37:49,460 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098607006] [2020-08-22 04:37:49,461 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-22 04:37:49,461 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 04:37:49,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-22 04:37:49,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-08-22 04:37:49,471 INFO L87 Difference]: Start difference. First operand 58 states and 84 transitions. Second operand 11 states. [2020-08-22 04:37:49,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 04:37:49,799 INFO L93 Difference]: Finished difference Result 107 states and 178 transitions. [2020-08-22 04:37:49,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-08-22 04:37:49,800 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 82 [2020-08-22 04:37:49,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 04:37:49,803 INFO L225 Difference]: With dead ends: 107 [2020-08-22 04:37:49,803 INFO L226 Difference]: Without dead ends: 57 [2020-08-22 04:37:49,805 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=100, Invalid=280, Unknown=0, NotChecked=0, Total=380 [2020-08-22 04:37:49,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-08-22 04:37:49,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2020-08-22 04:37:49,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-08-22 04:37:49,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 70 transitions. [2020-08-22 04:37:49,816 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 70 transitions. Word has length 82 [2020-08-22 04:37:49,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 04:37:49,816 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 70 transitions. [2020-08-22 04:37:49,816 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-22 04:37:49,817 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2020-08-22 04:37:49,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-08-22 04:37:49,821 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 04:37:49,821 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 15, 9, 9, 9, 9, 9, 9, 9, 6, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 04:37:49,822 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-22 04:37:49,822 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 04:37:49,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 04:37:49,822 INFO L82 PathProgramCache]: Analyzing trace with hash -1040445716, now seen corresponding path program 5 times [2020-08-22 04:37:49,822 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 04:37:49,823 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1738689653] [2020-08-22 04:37:49,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 04:37:49,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:49,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 04:37:49,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:49,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 04:37:49,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:49,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:49,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:49,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:49,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:50,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:50,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:50,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:50,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:50,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:50,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:50,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:50,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:50,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:37:50,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:50,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:50,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:50,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:50,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:50,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:37:50,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:50,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:50,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:50,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:50,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:50,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:50,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:50,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:50,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:50,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:50,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:50,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:37:50,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:50,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:50,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:50,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:50,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:50,254 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 193 proven. 313 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2020-08-22 04:37:50,255 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1738689653] [2020-08-22 04:37:50,255 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 04:37:50,255 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-08-22 04:37:50,256 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420367712] [2020-08-22 04:37:50,259 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-08-22 04:37:50,259 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 04:37:50,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-08-22 04:37:50,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2020-08-22 04:37:50,260 INFO L87 Difference]: Start difference. First operand 54 states and 70 transitions. Second operand 13 states. [2020-08-22 04:37:50,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 04:37:50,772 INFO L93 Difference]: Finished difference Result 115 states and 189 transitions. [2020-08-22 04:37:50,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-08-22 04:37:50,773 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 136 [2020-08-22 04:37:50,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 04:37:50,775 INFO L225 Difference]: With dead ends: 115 [2020-08-22 04:37:50,775 INFO L226 Difference]: Without dead ends: 74 [2020-08-22 04:37:50,776 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=165, Invalid=537, Unknown=0, NotChecked=0, Total=702 [2020-08-22 04:37:50,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2020-08-22 04:37:50,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 70. [2020-08-22 04:37:50,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2020-08-22 04:37:50,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 92 transitions. [2020-08-22 04:37:50,788 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 92 transitions. Word has length 136 [2020-08-22 04:37:50,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 04:37:50,789 INFO L479 AbstractCegarLoop]: Abstraction has 70 states and 92 transitions. [2020-08-22 04:37:50,789 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-08-22 04:37:50,789 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 92 transitions. [2020-08-22 04:37:50,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-22 04:37:50,791 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 04:37:50,792 INFO L422 BasicCegarLoop]: trace histogram [25, 25, 20, 12, 12, 12, 12, 12, 12, 12, 8, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 04:37:50,792 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-08-22 04:37:50,792 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 04:37:50,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 04:37:50,793 INFO L82 PathProgramCache]: Analyzing trace with hash 259499213, now seen corresponding path program 6 times [2020-08-22 04:37:50,793 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 04:37:50,793 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1668633034] [2020-08-22 04:37:50,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 04:37:50,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:50,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 04:37:50,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:50,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 04:37:50,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:50,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:50,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:50,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:51,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:51,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:51,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:51,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:51,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:51,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:37:51,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:51,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:51,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:37:51,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:51,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:51,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:51,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:51,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 04:37:51,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:51,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:51,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:51,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:51,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:51,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:37:51,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:51,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:51,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,257 INFO L134 CoverageAnalysis]: Checked inductivity of 1654 backedges. 93 proven. 533 refuted. 0 times theorem prover too weak. 1028 trivial. 0 not checked. [2020-08-22 04:37:51,258 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1668633034] [2020-08-22 04:37:51,258 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 04:37:51,258 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-22 04:37:51,258 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448194550] [2020-08-22 04:37:51,259 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-22 04:37:51,259 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 04:37:51,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-22 04:37:51,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-08-22 04:37:51,260 INFO L87 Difference]: Start difference. First operand 70 states and 92 transitions. Second operand 10 states. [2020-08-22 04:37:51,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 04:37:51,506 INFO L93 Difference]: Finished difference Result 186 states and 273 transitions. [2020-08-22 04:37:51,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-08-22 04:37:51,507 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 177 [2020-08-22 04:37:51,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 04:37:51,511 INFO L225 Difference]: With dead ends: 186 [2020-08-22 04:37:51,511 INFO L226 Difference]: Without dead ends: 182 [2020-08-22 04:37:51,512 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=154, Unknown=0, NotChecked=0, Total=240 [2020-08-22 04:37:51,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2020-08-22 04:37:51,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 170. [2020-08-22 04:37:51,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2020-08-22 04:37:51,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 250 transitions. [2020-08-22 04:37:51,536 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 250 transitions. Word has length 177 [2020-08-22 04:37:51,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 04:37:51,537 INFO L479 AbstractCegarLoop]: Abstraction has 170 states and 250 transitions. [2020-08-22 04:37:51,537 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-22 04:37:51,537 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 250 transitions. [2020-08-22 04:37:51,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2020-08-22 04:37:51,541 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 04:37:51,541 INFO L422 BasicCegarLoop]: trace histogram [47, 47, 38, 23, 23, 23, 23, 23, 23, 23, 15, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 04:37:51,542 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-08-22 04:37:51,542 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 04:37:51,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 04:37:51,542 INFO L82 PathProgramCache]: Analyzing trace with hash -530192014, now seen corresponding path program 7 times [2020-08-22 04:37:51,543 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 04:37:51,543 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [6428781] [2020-08-22 04:37:51,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 04:37:51,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 04:37:51,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 04:37:51,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:51,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:51,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:51,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:51,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:51,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:51,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:51,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:51,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:51,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:37:51,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:52,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:52,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:37:52,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:52,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:52,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:52,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:52,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 04:37:52,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:52,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:52,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:52,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:52,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:52,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:37:52,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:52,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:52,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 04:37:52,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:52,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:52,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:52,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:52,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:52,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:52,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:52,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:37:52,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:52,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:52,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:37:52,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:52,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:52,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:52,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:52,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 04:37:52,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:52,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:52,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:52,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:52,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:52,583 INFO L134 CoverageAnalysis]: Checked inductivity of 6039 backedges. 1358 proven. 1342 refuted. 0 times theorem prover too weak. 3339 trivial. 0 not checked. [2020-08-22 04:37:52,584 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [6428781] [2020-08-22 04:37:52,584 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 04:37:52,585 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-08-22 04:37:52,585 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372484098] [2020-08-22 04:37:52,586 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-08-22 04:37:52,586 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 04:37:52,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-08-22 04:37:52,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=219, Unknown=0, NotChecked=0, Total=272 [2020-08-22 04:37:52,587 INFO L87 Difference]: Start difference. First operand 170 states and 250 transitions. Second operand 17 states. [2020-08-22 04:37:53,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 04:37:53,362 INFO L93 Difference]: Finished difference Result 281 states and 495 transitions. [2020-08-22 04:37:53,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-08-22 04:37:53,362 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 327 [2020-08-22 04:37:53,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 04:37:53,370 INFO L225 Difference]: With dead ends: 281 [2020-08-22 04:37:53,370 INFO L226 Difference]: Without dead ends: 125 [2020-08-22 04:37:53,373 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 356 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=335, Invalid=1305, Unknown=0, NotChecked=0, Total=1640 [2020-08-22 04:37:53,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2020-08-22 04:37:53,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 104. [2020-08-22 04:37:53,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-08-22 04:37:53,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 147 transitions. [2020-08-22 04:37:53,401 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 147 transitions. Word has length 327 [2020-08-22 04:37:53,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 04:37:53,406 INFO L479 AbstractCegarLoop]: Abstraction has 104 states and 147 transitions. [2020-08-22 04:37:53,406 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-08-22 04:37:53,406 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 147 transitions. [2020-08-22 04:37:53,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2020-08-22 04:37:53,423 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 04:37:53,423 INFO L422 BasicCegarLoop]: trace histogram [87, 87, 70, 43, 43, 43, 43, 43, 43, 43, 27, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 04:37:53,424 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-08-22 04:37:53,424 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 04:37:53,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 04:37:53,425 INFO L82 PathProgramCache]: Analyzing trace with hash -1569959394, now seen corresponding path program 8 times [2020-08-22 04:37:53,425 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 04:37:53,426 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1997115057] [2020-08-22 04:37:53,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 04:37:53,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:53,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 04:37:53,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:53,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 04:37:53,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:54,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:54,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:54,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:54,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:54,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:54,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:54,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:54,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:54,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:37:54,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:54,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:54,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:37:54,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:54,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:54,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:54,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:54,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 04:37:54,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:54,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:54,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:54,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:54,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:54,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:37:54,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:54,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:54,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 04:37:54,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:54,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:54,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:54,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:54,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:54,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:54,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:37:54,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:54,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:54,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:37:54,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:54,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:54,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:54,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:54,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 04:37:54,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:54,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:54,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:54,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:54,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:54,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:54,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:54,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:54,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:54,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:37:54,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:54,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:54,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:37:54,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:54,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:54,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:54,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:55,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:55,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:55,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:55,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:55,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 04:37:55,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:55,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:55,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:55,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:55,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:55,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:55,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:55,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:55,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:55,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:55,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:55,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:37:55,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:55,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:55,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:55,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:55,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:55,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 04:37:55,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:55,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:55,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:55,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:55,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:55,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:55,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:55,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:55,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:55,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:55,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:55,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:37:55,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:55,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:55,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:55,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:55,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:55,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-08-22 04:37:55,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:55,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:55,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:55,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:55,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:55,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:55,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:55,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:55,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:55,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:55,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:55,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:37:55,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:55,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:55,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:55,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:55,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:55,926 INFO L134 CoverageAnalysis]: Checked inductivity of 20991 backedges. 3272 proven. 3796 refuted. 0 times theorem prover too weak. 13923 trivial. 0 not checked. [2020-08-22 04:37:55,927 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1997115057] [2020-08-22 04:37:55,927 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 04:37:55,927 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-08-22 04:37:55,927 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991682353] [2020-08-22 04:37:55,928 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-08-22 04:37:55,928 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 04:37:55,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-08-22 04:37:55,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=275, Unknown=0, NotChecked=0, Total=342 [2020-08-22 04:37:55,929 INFO L87 Difference]: Start difference. First operand 104 states and 147 transitions. Second operand 19 states. [2020-08-22 04:37:56,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 04:37:56,858 INFO L93 Difference]: Finished difference Result 226 states and 393 transitions. [2020-08-22 04:37:56,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-08-22 04:37:56,859 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 599 [2020-08-22 04:37:56,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 04:37:56,862 INFO L225 Difference]: With dead ends: 226 [2020-08-22 04:37:56,862 INFO L226 Difference]: Without dead ends: 136 [2020-08-22 04:37:56,865 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 526 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=442, Invalid=1814, Unknown=0, NotChecked=0, Total=2256 [2020-08-22 04:37:56,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2020-08-22 04:37:56,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 121. [2020-08-22 04:37:56,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2020-08-22 04:37:56,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 176 transitions. [2020-08-22 04:37:56,879 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 176 transitions. Word has length 599 [2020-08-22 04:37:56,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 04:37:56,880 INFO L479 AbstractCegarLoop]: Abstraction has 121 states and 176 transitions. [2020-08-22 04:37:56,880 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-08-22 04:37:56,880 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 176 transitions. [2020-08-22 04:37:56,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 750 [2020-08-22 04:37:56,905 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 04:37:56,906 INFO L422 BasicCegarLoop]: trace histogram [109, 109, 88, 54, 54, 54, 54, 54, 54, 54, 34, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 04:37:56,906 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-08-22 04:37:56,906 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 04:37:56,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 04:37:56,907 INFO L82 PathProgramCache]: Analyzing trace with hash -127293739, now seen corresponding path program 9 times [2020-08-22 04:37:56,907 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 04:37:56,907 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [284160629] [2020-08-22 04:37:56,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 04:37:56,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:57,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 04:37:57,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:57,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 04:37:57,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:57,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:57,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:58,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:58,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:37:58,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:58,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:37:58,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:58,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:58,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 04:37:58,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:58,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:58,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:37:58,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:58,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 04:37:58,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:58,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:58,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:37:58,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:58,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:37:58,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:58,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:58,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 04:37:58,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:58,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:58,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:37:58,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:58,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:37:58,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:58,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:58,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 04:37:58,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:58,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:58,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:37:58,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:58,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:58,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:58,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-22 04:37:59,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:59,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:59,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:59,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:59,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:59,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:59,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:59,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:59,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:37:59,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:59,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:59,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:37:59,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:59,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:59,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:59,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:59,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 04:37:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:59,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:59,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:59,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:59,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:59,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:37:59,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:59,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:59,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 04:37:59,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:59,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:59,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:59,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:59,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:59,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:59,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:37:59,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:59,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:59,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:37:59,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:59,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:37:59,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:37:59,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:37:59,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:37:59,826 INFO L134 CoverageAnalysis]: Checked inductivity of 33096 backedges. 659 proven. 4380 refuted. 0 times theorem prover too weak. 28057 trivial. 0 not checked. [2020-08-22 04:37:59,826 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [284160629] [2020-08-22 04:37:59,826 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 04:37:59,827 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-08-22 04:37:59,827 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928994224] [2020-08-22 04:37:59,828 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-08-22 04:37:59,828 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 04:37:59,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-08-22 04:37:59,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2020-08-22 04:37:59,829 INFO L87 Difference]: Start difference. First operand 121 states and 176 transitions. Second operand 13 states. [2020-08-22 04:38:00,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 04:38:00,236 INFO L93 Difference]: Finished difference Result 486 states and 772 transitions. [2020-08-22 04:38:00,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-08-22 04:38:00,237 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 749 [2020-08-22 04:38:00,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 04:38:00,246 INFO L225 Difference]: With dead ends: 486 [2020-08-22 04:38:00,247 INFO L226 Difference]: Without dead ends: 482 [2020-08-22 04:38:00,248 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=167, Invalid=295, Unknown=0, NotChecked=0, Total=462 [2020-08-22 04:38:00,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2020-08-22 04:38:00,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 461. [2020-08-22 04:38:00,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 461 states. [2020-08-22 04:38:00,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 461 states and 725 transitions. [2020-08-22 04:38:00,298 INFO L78 Accepts]: Start accepts. Automaton has 461 states and 725 transitions. Word has length 749 [2020-08-22 04:38:00,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 04:38:00,299 INFO L479 AbstractCegarLoop]: Abstraction has 461 states and 725 transitions. [2020-08-22 04:38:00,299 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-08-22 04:38:00,299 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 725 transitions. [2020-08-22 04:38:00,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1213 [2020-08-22 04:38:00,326 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 04:38:00,326 INFO L422 BasicCegarLoop]: trace histogram [177, 177, 143, 88, 88, 88, 88, 88, 88, 88, 55, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 04:38:00,327 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-08-22 04:38:00,327 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 04:38:00,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 04:38:00,328 INFO L82 PathProgramCache]: Analyzing trace with hash 452920407, now seen corresponding path program 10 times [2020-08-22 04:38:00,328 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 04:38:00,328 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [600288434] [2020-08-22 04:38:00,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 04:38:00,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:01,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 04:38:01,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:01,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 04:38:01,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:02,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:02,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:03,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:03,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:03,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:03,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:03,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:03,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:03,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:03,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:03,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:03,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:03,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:03,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:03,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:38:03,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:03,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:03,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:03,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:03,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 04:38:03,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:03,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:03,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:03,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:03,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:03,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:03,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:03,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:03,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 04:38:03,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:03,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:03,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:03,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:03,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:03,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:03,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:03,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:03,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:03,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:38:03,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:03,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:03,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:03,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:03,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:03,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 04:38:04,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:04,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:04,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:04,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:04,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:38:04,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:04,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:04,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 04:38:04,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:04,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:04,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:04,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:04,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-22 04:38:04,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:04,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:04,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:04,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:04,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:38:04,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:04,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:04,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 04:38:04,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:04,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:04,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:04,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:04,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 04:38:04,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:04,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:04,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:04,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:04,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:38:04,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:04,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:04,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:04,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:04,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2020-08-22 04:38:05,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:05,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:05,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:05,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:05,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:38:05,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:05,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:05,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 04:38:05,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:05,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:05,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:05,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:05,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 04:38:05,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:05,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:05,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:05,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:05,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:38:05,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:05,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:05,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 04:38:05,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:05,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:05,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:05,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:05,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:38:05,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:05,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:05,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 04:38:05,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:05,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:05,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:05,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:05,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:05,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:05,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:06,864 INFO L134 CoverageAnalysis]: Checked inductivity of 87769 backedges. 1164 proven. 8218 refuted. 0 times theorem prover too weak. 78387 trivial. 0 not checked. [2020-08-22 04:38:06,865 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [600288434] [2020-08-22 04:38:06,865 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 04:38:06,866 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-22 04:38:06,866 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697891541] [2020-08-22 04:38:06,867 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-22 04:38:06,867 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 04:38:06,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-22 04:38:06,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2020-08-22 04:38:06,868 INFO L87 Difference]: Start difference. First operand 461 states and 725 transitions. Second operand 14 states. [2020-08-22 04:38:07,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 04:38:07,363 INFO L93 Difference]: Finished difference Result 1495 states and 2486 transitions. [2020-08-22 04:38:07,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-08-22 04:38:07,364 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 1212 [2020-08-22 04:38:07,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 04:38:07,393 INFO L225 Difference]: With dead ends: 1495 [2020-08-22 04:38:07,393 INFO L226 Difference]: Without dead ends: 1491 [2020-08-22 04:38:07,398 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 379 GetRequests, 357 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=200, Invalid=352, Unknown=0, NotChecked=0, Total=552 [2020-08-22 04:38:07,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1491 states. [2020-08-22 04:38:07,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1491 to 1467. [2020-08-22 04:38:07,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1467 states. [2020-08-22 04:38:07,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 1467 states and 2432 transitions. [2020-08-22 04:38:07,571 INFO L78 Accepts]: Start accepts. Automaton has 1467 states and 2432 transitions. Word has length 1212 [2020-08-22 04:38:07,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 04:38:07,573 INFO L479 AbstractCegarLoop]: Abstraction has 1467 states and 2432 transitions. [2020-08-22 04:38:07,573 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-22 04:38:07,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1467 states and 2432 transitions. [2020-08-22 04:38:07,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2534 [2020-08-22 04:38:07,658 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 04:38:07,660 INFO L422 BasicCegarLoop]: trace histogram [371, 371, 300, 185, 185, 185, 185, 185, 185, 185, 115, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 04:38:07,660 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-08-22 04:38:07,660 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 04:38:07,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 04:38:07,661 INFO L82 PathProgramCache]: Analyzing trace with hash 653866254, now seen corresponding path program 11 times [2020-08-22 04:38:07,662 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 04:38:07,667 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1216862643] [2020-08-22 04:38:07,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 04:38:07,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:11,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 04:38:11,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:11,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 04:38:12,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:13,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:14,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:14,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:14,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:15,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:15,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:15,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:15,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:38:15,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:15,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:15,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 04:38:15,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:15,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:15,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:15,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:15,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 04:38:15,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:15,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:15,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:15,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:15,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:38:15,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:15,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:15,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 04:38:15,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:15,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:15,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:15,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:15,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:38:15,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:15,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:15,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 04:38:15,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:15,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:15,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:15,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:15,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:15,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:15,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-22 04:38:16,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:16,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:16,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:16,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:16,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:38:16,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:16,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:16,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 04:38:16,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:16,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:16,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:16,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:16,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 04:38:16,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:16,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:16,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:16,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:16,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:38:16,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:16,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:16,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2020-08-22 04:38:16,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:16,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:16,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:16,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:16,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:38:16,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:16,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:16,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 04:38:16,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:16,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:16,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:16,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:16,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 04:38:16,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:16,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:16,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:16,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:16,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:38:16,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:16,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:16,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:16,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:16,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:17,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 04:38:17,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:17,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:17,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:17,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:17,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:17,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:17,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:17,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:17,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:17,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:17,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:17,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:17,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:17,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:17,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:17,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:17,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:17,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:17,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:17,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:17,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:17,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:38:17,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:17,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:17,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:17,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:17,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:17,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:17,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:17,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:17,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:17,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 04:38:17,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:17,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:17,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:17,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:17,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:17,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:17,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:17,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:17,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:17,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:17,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:17,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:17,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:17,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:17,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:17,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:17,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:17,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1208 [2020-08-22 04:38:18,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:18,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:18,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:19,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:19,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:19,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:19,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:38:19,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:19,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:19,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 04:38:19,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:19,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:19,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:19,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:19,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 04:38:19,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:19,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:19,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:19,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:19,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:38:19,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:19,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:19,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-08-22 04:38:19,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:19,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:19,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:19,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:19,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:38:19,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:19,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:19,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 04:38:19,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:19,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:19,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:19,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:19,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:19,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:19,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-08-22 04:38:20,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:20,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:20,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:20,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:20,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:38:20,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:20,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:20,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 04:38:20,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:20,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:20,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:20,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:20,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 04:38:20,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:20,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:20,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:20,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:20,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:38:20,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:20,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:20,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2020-08-22 04:38:20,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:20,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:20,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:20,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:20,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:38:20,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:20,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:20,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 04:38:20,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:20,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:20,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:20,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:20,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 04:38:20,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:20,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:20,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:20,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:20,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:38:20,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:20,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:20,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:20,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:20,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1031 [2020-08-22 04:38:21,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:21,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:21,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:21,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:21,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:21,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:21,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:21,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:21,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:21,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:21,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:21,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:38:21,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:21,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:21,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:21,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:21,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-08-22 04:38:21,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:21,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:21,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:21,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:21,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:21,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:21,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:21,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:21,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-22 04:38:21,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:21,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:21,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:21,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:21,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:21,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:21,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 04:38:21,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:21,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:21,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-22 04:38:21,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:21,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:21,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-08-22 04:38:21,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:21,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 04:38:21,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:26,748 INFO L134 CoverageAnalysis]: Checked inductivity of 387470 backedges. 15087 proven. 22427 refuted. 0 times theorem prover too weak. 349956 trivial. 0 not checked. [2020-08-22 04:38:26,748 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1216862643] [2020-08-22 04:38:26,748 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 04:38:26,749 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2020-08-22 04:38:26,749 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406727237] [2020-08-22 04:38:26,751 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-08-22 04:38:26,751 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 04:38:26,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-08-22 04:38:26,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=433, Unknown=0, NotChecked=0, Total=552 [2020-08-22 04:38:26,752 INFO L87 Difference]: Start difference. First operand 1467 states and 2432 transitions. Second operand 24 states. [2020-08-22 04:38:28,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 04:38:28,626 INFO L93 Difference]: Finished difference Result 1705 states and 3084 transitions. [2020-08-22 04:38:28,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2020-08-22 04:38:28,627 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 2533 [2020-08-22 04:38:28,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 04:38:28,637 INFO L225 Difference]: With dead ends: 1705 [2020-08-22 04:38:28,637 INFO L226 Difference]: Without dead ends: 252 [2020-08-22 04:38:28,653 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 819 GetRequests, 746 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1568 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=989, Invalid=4561, Unknown=0, NotChecked=0, Total=5550 [2020-08-22 04:38:28,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2020-08-22 04:38:28,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 223. [2020-08-22 04:38:28,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 223 states. [2020-08-22 04:38:28,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 350 transitions. [2020-08-22 04:38:28,673 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 350 transitions. Word has length 2533 [2020-08-22 04:38:28,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 04:38:28,674 INFO L479 AbstractCegarLoop]: Abstraction has 223 states and 350 transitions. [2020-08-22 04:38:28,674 INFO L480 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-08-22 04:38:28,674 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 350 transitions. [2020-08-22 04:38:28,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3923 [2020-08-22 04:38:28,776 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 04:38:28,777 INFO L422 BasicCegarLoop]: trace histogram [575, 575, 465, 287, 287, 287, 287, 287, 287, 287, 178, 110, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 04:38:28,777 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-08-22 04:38:28,777 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 04:38:28,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 04:38:28,779 INFO L82 PathProgramCache]: Analyzing trace with hash -1437984220, now seen corresponding path program 12 times [2020-08-22 04:38:28,779 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 04:38:28,779 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1550608955] [2020-08-22 04:38:28,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 04:38:28,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:34,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 04:38:34,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:34,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-08-22 04:38:36,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 04:38:39,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-08-22 04:38:39,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat