/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive/recHanoi01.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-19 05:09:29,299 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-19 05:09:29,302 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-19 05:09:29,340 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-19 05:09:29,341 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-19 05:09:29,353 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-19 05:09:29,354 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-19 05:09:29,358 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-19 05:09:29,360 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-19 05:09:29,361 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-19 05:09:29,363 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-19 05:09:29,365 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-19 05:09:29,365 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-19 05:09:29,368 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-19 05:09:29,370 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-19 05:09:29,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-19 05:09:29,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-19 05:09:29,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-19 05:09:29,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-19 05:09:29,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-19 05:09:29,383 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-19 05:09:29,385 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-19 05:09:29,386 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-19 05:09:29,387 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-19 05:09:29,391 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-19 05:09:29,402 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-19 05:09:29,403 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-19 05:09:29,404 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-19 05:09:29,405 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-19 05:09:29,445 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-19 05:09:29,445 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-19 05:09:29,450 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-19 05:09:29,451 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-19 05:09:29,451 INFO L138 SettingsManager]: * Use SBE=true [2020-08-19 05:09:29,451 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-19 05:09:29,451 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-19 05:09:29,452 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-19 05:09:29,452 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-19 05:09:29,452 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-19 05:09:29,453 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-19 05:09:29,453 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-19 05:09:29,454 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-19 05:09:29,454 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-19 05:09:29,454 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-19 05:09:29,454 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-19 05:09:29,455 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-19 05:09:29,455 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-19 05:09:29,455 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-19 05:09:29,455 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-19 05:09:29,455 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-19 05:09:29,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-19 05:09:29,456 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-19 05:09:29,456 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-19 05:09:29,456 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-19 05:09:29,456 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-19 05:09:29,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-19 05:09:29,457 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-19 05:09:29,457 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-19 05:09:29,457 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3; [2020-08-19 05:09:29,762 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-19 05:09:29,777 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-19 05:09:29,781 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-19 05:09:29,782 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-19 05:09:29,783 INFO L275 PluginConnector]: CDTParser initialized [2020-08-19 05:09:29,783 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive/recHanoi01.c [2020-08-19 05:09:29,842 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4abc238e7/640b291c73234f2e878e48963f84c7d3/FLAG4240ff204 [2020-08-19 05:09:30,262 INFO L306 CDTParser]: Found 1 translation units. [2020-08-19 05:09:30,263 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive/recHanoi01.c [2020-08-19 05:09:30,270 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4abc238e7/640b291c73234f2e878e48963f84c7d3/FLAG4240ff204 [2020-08-19 05:09:30,681 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4abc238e7/640b291c73234f2e878e48963f84c7d3 [2020-08-19 05:09:30,689 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-19 05:09:30,691 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-19 05:09:30,692 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-19 05:09:30,693 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-19 05:09:30,697 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-19 05:09:30,698 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 05:09:30" (1/1) ... [2020-08-19 05:09:30,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@742dacf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 05:09:30, skipping insertion in model container [2020-08-19 05:09:30,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 05:09:30" (1/1) ... [2020-08-19 05:09:30,708 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-19 05:09:30,725 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-19 05:09:30,892 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-19 05:09:30,896 INFO L203 MainTranslator]: Completed pre-run [2020-08-19 05:09:30,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-19 05:09:30,926 INFO L208 MainTranslator]: Completed translation [2020-08-19 05:09:30,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 05:09:30 WrapperNode [2020-08-19 05:09:30,926 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-19 05:09:30,927 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-19 05:09:30,927 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-19 05:09:30,927 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-19 05:09:30,938 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 05:09:30" (1/1) ... [2020-08-19 05:09:30,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 05:09:30" (1/1) ... [2020-08-19 05:09:31,019 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 05:09:30" (1/1) ... [2020-08-19 05:09:31,020 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 05:09:30" (1/1) ... [2020-08-19 05:09:31,024 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 05:09:30" (1/1) ... [2020-08-19 05:09:31,026 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 05:09:30" (1/1) ... [2020-08-19 05:09:31,027 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 05:09:30" (1/1) ... [2020-08-19 05:09:31,028 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-19 05:09:31,029 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-19 05:09:31,029 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-19 05:09:31,029 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-19 05:09:31,030 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 05:09:30" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-19 05:09:31,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-19 05:09:31,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-19 05:09:31,090 INFO L138 BoogieDeclarations]: Found implementation of procedure hanoi [2020-08-19 05:09:31,090 INFO L138 BoogieDeclarations]: Found implementation of procedure applyHanoi [2020-08-19 05:09:31,090 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-19 05:09:31,090 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-19 05:09:31,090 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-19 05:09:31,090 INFO L130 BoogieDeclarations]: Found specification of procedure hanoi [2020-08-19 05:09:31,090 INFO L130 BoogieDeclarations]: Found specification of procedure applyHanoi [2020-08-19 05:09:31,091 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-19 05:09:31,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-19 05:09:31,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-19 05:09:31,277 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-19 05:09:31,278 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-19 05:09:31,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.08 05:09:31 BoogieIcfgContainer [2020-08-19 05:09:31,281 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-19 05:09:31,283 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-19 05:09:31,283 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-19 05:09:31,286 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-19 05:09:31,286 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.08 05:09:30" (1/3) ... [2020-08-19 05:09:31,287 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c18f39c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.08 05:09:31, skipping insertion in model container [2020-08-19 05:09:31,287 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 05:09:30" (2/3) ... [2020-08-19 05:09:31,287 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c18f39c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.08 05:09:31, skipping insertion in model container [2020-08-19 05:09:31,287 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.08 05:09:31" (3/3) ... [2020-08-19 05:09:31,289 INFO L109 eAbstractionObserver]: Analyzing ICFG recHanoi01.c [2020-08-19 05:09:31,300 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-19 05:09:31,307 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-19 05:09:31,320 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-19 05:09:31,364 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-19 05:09:31,364 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-19 05:09:31,365 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-19 05:09:31,365 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-19 05:09:31,365 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-19 05:09:31,365 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-19 05:09:31,366 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-19 05:09:31,366 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-19 05:09:31,389 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states. [2020-08-19 05:09:31,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-08-19 05:09:31,397 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:09:31,398 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 05:09:31,399 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:09:31,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:09:31,406 INFO L82 PathProgramCache]: Analyzing trace with hash -629617454, now seen corresponding path program 1 times [2020-08-19 05:09:31,416 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:09:31,416 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [775484452] [2020-08-19 05:09:31,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:09:31,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:31,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:09:31,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:31,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:31,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:31,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-19 05:09:31,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:31,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-19 05:09:31,650 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [775484452] [2020-08-19 05:09:31,655 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 05:09:31,655 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-08-19 05:09:31,656 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305805442] [2020-08-19 05:09:31,663 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-19 05:09:31,663 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 05:09:31,677 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-19 05:09:31,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-08-19 05:09:31,680 INFO L87 Difference]: Start difference. First operand 29 states. Second operand 6 states. [2020-08-19 05:09:31,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 05:09:31,841 INFO L93 Difference]: Finished difference Result 48 states and 58 transitions. [2020-08-19 05:09:31,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-19 05:09:31,843 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 20 [2020-08-19 05:09:31,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 05:09:31,853 INFO L225 Difference]: With dead ends: 48 [2020-08-19 05:09:31,854 INFO L226 Difference]: Without dead ends: 27 [2020-08-19 05:09:31,857 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-08-19 05:09:31,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2020-08-19 05:09:31,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2020-08-19 05:09:31,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2020-08-19 05:09:31,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 32 transitions. [2020-08-19 05:09:31,905 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 32 transitions. Word has length 20 [2020-08-19 05:09:31,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 05:09:31,906 INFO L479 AbstractCegarLoop]: Abstraction has 27 states and 32 transitions. [2020-08-19 05:09:31,906 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-19 05:09:31,906 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2020-08-19 05:09:31,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-08-19 05:09:31,909 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:09:31,909 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, 1, 1, 1] [2020-08-19 05:09:31,910 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-19 05:09:31,910 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:09:31,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:09:31,911 INFO L82 PathProgramCache]: Analyzing trace with hash 223523063, now seen corresponding path program 1 times [2020-08-19 05:09:31,911 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:09:31,911 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [126074859] [2020-08-19 05:09:31,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:09:31,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:32,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:09:32,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:32,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:32,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:32,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:32,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:32,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:32,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:32,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-19 05:09:32,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:32,277 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-08-19 05:09:32,278 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [126074859] [2020-08-19 05:09:32,279 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 05:09:32,279 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-19 05:09:32,279 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402502483] [2020-08-19 05:09:32,287 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-19 05:09:32,288 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 05:09:32,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-19 05:09:32,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-08-19 05:09:32,292 INFO L87 Difference]: Start difference. First operand 27 states and 32 transitions. Second operand 10 states. [2020-08-19 05:09:32,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 05:09:32,695 INFO L93 Difference]: Finished difference Result 61 states and 78 transitions. [2020-08-19 05:09:32,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-19 05:09:32,696 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 30 [2020-08-19 05:09:32,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 05:09:32,699 INFO L225 Difference]: With dead ends: 61 [2020-08-19 05:09:32,699 INFO L226 Difference]: Without dead ends: 55 [2020-08-19 05:09:32,701 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2020-08-19 05:09:32,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2020-08-19 05:09:32,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 49. [2020-08-19 05:09:32,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2020-08-19 05:09:32,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 66 transitions. [2020-08-19 05:09:32,719 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 66 transitions. Word has length 30 [2020-08-19 05:09:32,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 05:09:32,720 INFO L479 AbstractCegarLoop]: Abstraction has 49 states and 66 transitions. [2020-08-19 05:09:32,720 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-19 05:09:32,720 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 66 transitions. [2020-08-19 05:09:32,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-08-19 05:09:32,722 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:09:32,722 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 05:09:32,723 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-19 05:09:32,723 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:09:32,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:09:32,723 INFO L82 PathProgramCache]: Analyzing trace with hash 640231516, now seen corresponding path program 2 times [2020-08-19 05:09:32,724 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:09:32,724 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [589736922] [2020-08-19 05:09:32,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:09:32,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:32,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:09:32,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:32,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:32,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:32,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:32,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:32,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:32,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:32,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:32,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:32,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:32,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:32,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-19 05:09:32,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:32,867 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-08-19 05:09:32,867 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [589736922] [2020-08-19 05:09:32,868 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 05:09:32,868 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-19 05:09:32,868 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351607031] [2020-08-19 05:09:32,869 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-19 05:09:32,869 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 05:09:32,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-19 05:09:32,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-08-19 05:09:32,870 INFO L87 Difference]: Start difference. First operand 49 states and 66 transitions. Second operand 7 states. [2020-08-19 05:09:33,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 05:09:33,021 INFO L93 Difference]: Finished difference Result 77 states and 111 transitions. [2020-08-19 05:09:33,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-19 05:09:33,022 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 40 [2020-08-19 05:09:33,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 05:09:33,024 INFO L225 Difference]: With dead ends: 77 [2020-08-19 05:09:33,024 INFO L226 Difference]: Without dead ends: 55 [2020-08-19 05:09:33,025 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2020-08-19 05:09:33,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2020-08-19 05:09:33,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 53. [2020-08-19 05:09:33,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-08-19 05:09:33,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 66 transitions. [2020-08-19 05:09:33,039 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 66 transitions. Word has length 40 [2020-08-19 05:09:33,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 05:09:33,040 INFO L479 AbstractCegarLoop]: Abstraction has 53 states and 66 transitions. [2020-08-19 05:09:33,040 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-19 05:09:33,040 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 66 transitions. [2020-08-19 05:09:33,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-08-19 05:09:33,042 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:09:33,042 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 05:09:33,042 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-19 05:09:33,043 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:09:33,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:09:33,043 INFO L82 PathProgramCache]: Analyzing trace with hash 1772916587, now seen corresponding path program 1 times [2020-08-19 05:09:33,043 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:09:33,044 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [236814380] [2020-08-19 05:09:33,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:09:33,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:33,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:09:33,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:33,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:33,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:33,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:33,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:33,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:33,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:33,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-19 05:09:33,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:33,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:33,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:33,253 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-08-19 05:09:33,253 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [236814380] [2020-08-19 05:09:33,254 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 05:09:33,254 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-19 05:09:33,254 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451787729] [2020-08-19 05:09:33,255 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-19 05:09:33,255 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 05:09:33,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-19 05:09:33,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-19 05:09:33,256 INFO L87 Difference]: Start difference. First operand 53 states and 66 transitions. Second operand 10 states. [2020-08-19 05:09:33,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 05:09:33,514 INFO L93 Difference]: Finished difference Result 66 states and 83 transitions. [2020-08-19 05:09:33,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-19 05:09:33,515 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 36 [2020-08-19 05:09:33,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 05:09:33,517 INFO L225 Difference]: With dead ends: 66 [2020-08-19 05:09:33,517 INFO L226 Difference]: Without dead ends: 46 [2020-08-19 05:09:33,518 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2020-08-19 05:09:33,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2020-08-19 05:09:33,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 42. [2020-08-19 05:09:33,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2020-08-19 05:09:33,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 56 transitions. [2020-08-19 05:09:33,530 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 56 transitions. Word has length 36 [2020-08-19 05:09:33,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 05:09:33,530 INFO L479 AbstractCegarLoop]: Abstraction has 42 states and 56 transitions. [2020-08-19 05:09:33,530 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-19 05:09:33,530 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 56 transitions. [2020-08-19 05:09:33,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-08-19 05:09:33,532 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:09:33,532 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 05:09:33,532 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-19 05:09:33,533 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:09:33,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:09:33,533 INFO L82 PathProgramCache]: Analyzing trace with hash -1240446734, now seen corresponding path program 3 times [2020-08-19 05:09:33,533 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:09:33,534 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1020997045] [2020-08-19 05:09:33,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:09:33,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:33,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:09:33,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:33,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:33,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:33,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:33,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:33,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:33,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:33,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:33,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:33,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:33,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:33,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-19 05:09:33,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:33,691 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 9 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-08-19 05:09:33,692 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1020997045] [2020-08-19 05:09:33,692 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 05:09:33,692 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-19 05:09:33,692 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230586486] [2020-08-19 05:09:33,694 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-19 05:09:33,694 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 05:09:33,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-19 05:09:33,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2020-08-19 05:09:33,695 INFO L87 Difference]: Start difference. First operand 42 states and 56 transitions. Second operand 10 states. [2020-08-19 05:09:33,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 05:09:33,950 INFO L93 Difference]: Finished difference Result 71 states and 104 transitions. [2020-08-19 05:09:33,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-19 05:09:33,951 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 40 [2020-08-19 05:09:33,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 05:09:33,953 INFO L225 Difference]: With dead ends: 71 [2020-08-19 05:09:33,953 INFO L226 Difference]: Without dead ends: 42 [2020-08-19 05:09:33,954 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2020-08-19 05:09:33,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2020-08-19 05:09:33,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 39. [2020-08-19 05:09:33,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2020-08-19 05:09:33,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 47 transitions. [2020-08-19 05:09:33,962 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 47 transitions. Word has length 40 [2020-08-19 05:09:33,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 05:09:33,962 INFO L479 AbstractCegarLoop]: Abstraction has 39 states and 47 transitions. [2020-08-19 05:09:33,962 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-19 05:09:33,962 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2020-08-19 05:09:33,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-08-19 05:09:33,964 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:09:33,964 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 4, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 05:09:33,965 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-19 05:09:33,965 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:09:33,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:09:33,965 INFO L82 PathProgramCache]: Analyzing trace with hash -979408629, now seen corresponding path program 2 times [2020-08-19 05:09:33,966 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:09:33,966 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1947806626] [2020-08-19 05:09:33,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:09:33,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:34,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:09:34,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:34,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:34,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:34,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:34,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:34,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:34,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:34,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:34,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:34,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:34,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:34,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:34,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:34,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:34,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:34,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-08-19 05:09:34,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:34,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:34,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:34,254 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2020-08-19 05:09:34,254 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1947806626] [2020-08-19 05:09:34,254 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 05:09:34,255 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-08-19 05:09:34,255 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028011185] [2020-08-19 05:09:34,255 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-08-19 05:09:34,256 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 05:09:34,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-08-19 05:09:34,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2020-08-19 05:09:34,256 INFO L87 Difference]: Start difference. First operand 39 states and 47 transitions. Second operand 13 states. [2020-08-19 05:09:34,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 05:09:34,626 INFO L93 Difference]: Finished difference Result 65 states and 81 transitions. [2020-08-19 05:09:34,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-08-19 05:09:34,626 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 56 [2020-08-19 05:09:34,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 05:09:34,628 INFO L225 Difference]: With dead ends: 65 [2020-08-19 05:09:34,628 INFO L226 Difference]: Without dead ends: 61 [2020-08-19 05:09:34,629 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=79, Invalid=427, Unknown=0, NotChecked=0, Total=506 [2020-08-19 05:09:34,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2020-08-19 05:09:34,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 54. [2020-08-19 05:09:34,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-08-19 05:09:34,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 70 transitions. [2020-08-19 05:09:34,641 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 70 transitions. Word has length 56 [2020-08-19 05:09:34,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 05:09:34,641 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 70 transitions. [2020-08-19 05:09:34,641 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-08-19 05:09:34,642 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2020-08-19 05:09:34,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-08-19 05:09:34,644 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:09:34,644 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 6, 5, 5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 05:09:34,644 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-19 05:09:34,645 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:09:34,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:09:34,645 INFO L82 PathProgramCache]: Analyzing trace with hash -83361749, now seen corresponding path program 3 times [2020-08-19 05:09:34,645 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:09:34,646 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1178152581] [2020-08-19 05:09:34,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:09:34,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:34,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:09:34,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:34,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:34,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:34,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:34,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:34,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:34,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:34,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:34,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:34,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:34,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:34,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:34,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:34,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:34,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:34,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:34,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:34,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:34,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:34,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:34,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:34,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:34,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:34,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-08-19 05:09:34,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:34,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:34,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:34,802 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 54 proven. 80 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2020-08-19 05:09:34,802 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1178152581] [2020-08-19 05:09:34,802 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 05:09:34,803 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-08-19 05:09:34,803 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180949539] [2020-08-19 05:09:34,803 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-19 05:09:34,804 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 05:09:34,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-19 05:09:34,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-19 05:09:34,804 INFO L87 Difference]: Start difference. First operand 54 states and 70 transitions. Second operand 9 states. [2020-08-19 05:09:35,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 05:09:35,089 INFO L93 Difference]: Finished difference Result 95 states and 138 transitions. [2020-08-19 05:09:35,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-08-19 05:09:35,089 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 76 [2020-08-19 05:09:35,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 05:09:35,091 INFO L225 Difference]: With dead ends: 95 [2020-08-19 05:09:35,091 INFO L226 Difference]: Without dead ends: 64 [2020-08-19 05:09:35,092 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=91, Invalid=289, Unknown=0, NotChecked=0, Total=380 [2020-08-19 05:09:35,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2020-08-19 05:09:35,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 57. [2020-08-19 05:09:35,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2020-08-19 05:09:35,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 72 transitions. [2020-08-19 05:09:35,114 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 72 transitions. Word has length 76 [2020-08-19 05:09:35,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 05:09:35,115 INFO L479 AbstractCegarLoop]: Abstraction has 57 states and 72 transitions. [2020-08-19 05:09:35,115 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-19 05:09:35,115 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2020-08-19 05:09:35,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-08-19 05:09:35,120 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:09:35,120 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 05:09:35,120 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-19 05:09:35,120 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:09:35,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:09:35,121 INFO L82 PathProgramCache]: Analyzing trace with hash 1033208535, now seen corresponding path program 4 times [2020-08-19 05:09:35,121 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:09:35,121 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1314287468] [2020-08-19 05:09:35,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:09:35,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:35,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:09:35,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:35,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:35,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:35,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:35,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:35,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:35,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:35,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:35,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:35,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:35,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:35,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:35,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:35,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:35,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:35,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-08-19 05:09:35,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:35,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:35,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:35,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:35,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:35,326 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 13 proven. 41 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2020-08-19 05:09:35,326 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1314287468] [2020-08-19 05:09:35,327 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 05:09:35,328 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-08-19 05:09:35,328 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395862002] [2020-08-19 05:09:35,329 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-19 05:09:35,329 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 05:09:35,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-19 05:09:35,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-08-19 05:09:35,330 INFO L87 Difference]: Start difference. First operand 57 states and 72 transitions. Second operand 12 states. [2020-08-19 05:09:35,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 05:09:35,629 INFO L93 Difference]: Finished difference Result 71 states and 90 transitions. [2020-08-19 05:09:35,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-08-19 05:09:35,630 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 62 [2020-08-19 05:09:35,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 05:09:35,631 INFO L225 Difference]: With dead ends: 71 [2020-08-19 05:09:35,631 INFO L226 Difference]: Without dead ends: 55 [2020-08-19 05:09:35,636 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=90, Invalid=372, Unknown=0, NotChecked=0, Total=462 [2020-08-19 05:09:35,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2020-08-19 05:09:35,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 51. [2020-08-19 05:09:35,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2020-08-19 05:09:35,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 67 transitions. [2020-08-19 05:09:35,647 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 67 transitions. Word has length 62 [2020-08-19 05:09:35,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 05:09:35,647 INFO L479 AbstractCegarLoop]: Abstraction has 51 states and 67 transitions. [2020-08-19 05:09:35,647 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-19 05:09:35,647 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 67 transitions. [2020-08-19 05:09:35,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-08-19 05:09:35,649 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:09:35,649 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 6, 5, 5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 05:09:35,649 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-08-19 05:09:35,649 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:09:35,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:09:35,650 INFO L82 PathProgramCache]: Analyzing trace with hash 622260971, now seen corresponding path program 5 times [2020-08-19 05:09:35,650 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:09:35,650 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1053266778] [2020-08-19 05:09:35,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:09:35,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:35,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:09:35,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:35,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:35,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:35,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:35,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:35,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:35,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:35,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:35,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:35,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:35,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:35,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:35,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:35,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:35,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:35,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:35,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:35,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:35,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:35,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:35,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:35,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:35,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:35,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-08-19 05:09:35,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:35,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:35,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:35,824 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 70 proven. 64 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2020-08-19 05:09:35,824 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1053266778] [2020-08-19 05:09:35,824 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 05:09:35,825 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-08-19 05:09:35,825 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056114987] [2020-08-19 05:09:35,825 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-19 05:09:35,826 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 05:09:35,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-19 05:09:35,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-19 05:09:35,826 INFO L87 Difference]: Start difference. First operand 51 states and 67 transitions. Second operand 9 states. [2020-08-19 05:09:36,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 05:09:36,084 INFO L93 Difference]: Finished difference Result 96 states and 140 transitions. [2020-08-19 05:09:36,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-08-19 05:09:36,090 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 76 [2020-08-19 05:09:36,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 05:09:36,091 INFO L225 Difference]: With dead ends: 96 [2020-08-19 05:09:36,091 INFO L226 Difference]: Without dead ends: 56 [2020-08-19 05:09:36,093 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=292, Unknown=0, NotChecked=0, Total=380 [2020-08-19 05:09:36,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2020-08-19 05:09:36,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 48. [2020-08-19 05:09:36,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-08-19 05:09:36,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 61 transitions. [2020-08-19 05:09:36,101 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 61 transitions. Word has length 76 [2020-08-19 05:09:36,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 05:09:36,102 INFO L479 AbstractCegarLoop]: Abstraction has 48 states and 61 transitions. [2020-08-19 05:09:36,102 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-19 05:09:36,102 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2020-08-19 05:09:36,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-08-19 05:09:36,103 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:09:36,103 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 8, 7, 7, 7, 7, 7, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 05:09:36,103 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-08-19 05:09:36,104 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:09:36,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:09:36,104 INFO L82 PathProgramCache]: Analyzing trace with hash -633873909, now seen corresponding path program 6 times [2020-08-19 05:09:36,104 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:09:36,105 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [298872315] [2020-08-19 05:09:36,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:09:36,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:36,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:09:36,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:36,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:36,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:36,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:36,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:36,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:36,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:36,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:36,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:36,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:36,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:36,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:36,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:36,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:36,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:36,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:36,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:36,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:36,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:36,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:36,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:36,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:36,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:36,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:36,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:36,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:36,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:36,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:36,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:36,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:36,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:36,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-08-19 05:09:36,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:36,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:36,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:36,318 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 42 proven. 131 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2020-08-19 05:09:36,329 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [298872315] [2020-08-19 05:09:36,329 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 05:09:36,329 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-08-19 05:09:36,329 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170389299] [2020-08-19 05:09:36,330 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-19 05:09:36,330 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 05:09:36,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-19 05:09:36,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-08-19 05:09:36,331 INFO L87 Difference]: Start difference. First operand 48 states and 61 transitions. Second operand 12 states. [2020-08-19 05:09:36,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 05:09:36,688 INFO L93 Difference]: Finished difference Result 58 states and 75 transitions. [2020-08-19 05:09:36,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-08-19 05:09:36,689 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 96 [2020-08-19 05:09:36,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 05:09:36,690 INFO L225 Difference]: With dead ends: 58 [2020-08-19 05:09:36,690 INFO L226 Difference]: Without dead ends: 54 [2020-08-19 05:09:36,691 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=451, Unknown=0, NotChecked=0, Total=552 [2020-08-19 05:09:36,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2020-08-19 05:09:36,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 51. [2020-08-19 05:09:36,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2020-08-19 05:09:36,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 64 transitions. [2020-08-19 05:09:36,710 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 64 transitions. Word has length 96 [2020-08-19 05:09:36,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 05:09:36,711 INFO L479 AbstractCegarLoop]: Abstraction has 51 states and 64 transitions. [2020-08-19 05:09:36,711 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-19 05:09:36,711 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 64 transitions. [2020-08-19 05:09:36,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-08-19 05:09:36,713 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:09:36,713 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 8, 7, 7, 7, 7, 7, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 05:09:36,714 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-08-19 05:09:36,714 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:09:36,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:09:36,714 INFO L82 PathProgramCache]: Analyzing trace with hash 542454743, now seen corresponding path program 7 times [2020-08-19 05:09:36,714 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:09:36,715 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1831546242] [2020-08-19 05:09:36,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:09:36,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:36,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:09:36,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:36,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:36,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:36,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:36,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:37,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:37,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:37,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:37,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:37,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:37,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:37,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:37,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:37,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:37,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:37,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:37,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:37,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:37,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:37,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:37,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:37,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:37,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:37,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:37,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:37,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:37,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:37,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:37,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:37,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:37,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:37,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-08-19 05:09:37,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:37,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:37,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:37,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:37,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:37,336 INFO L134 CoverageAnalysis]: Checked inductivity of 476 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2020-08-19 05:09:37,337 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1831546242] [2020-08-19 05:09:37,337 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 05:09:37,337 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-08-19 05:09:37,337 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175162780] [2020-08-19 05:09:37,338 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-08-19 05:09:37,338 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 05:09:37,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-08-19 05:09:37,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=240, Unknown=0, NotChecked=0, Total=272 [2020-08-19 05:09:37,339 INFO L87 Difference]: Start difference. First operand 51 states and 64 transitions. Second operand 17 states. [2020-08-19 05:09:37,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 05:09:37,862 INFO L93 Difference]: Finished difference Result 80 states and 102 transitions. [2020-08-19 05:09:37,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-08-19 05:09:37,862 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 102 [2020-08-19 05:09:37,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 05:09:37,864 INFO L225 Difference]: With dead ends: 80 [2020-08-19 05:09:37,864 INFO L226 Difference]: Without dead ends: 76 [2020-08-19 05:09:37,865 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=111, Invalid=819, Unknown=0, NotChecked=0, Total=930 [2020-08-19 05:09:37,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2020-08-19 05:09:37,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 69. [2020-08-19 05:09:37,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2020-08-19 05:09:37,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 91 transitions. [2020-08-19 05:09:37,874 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 91 transitions. Word has length 102 [2020-08-19 05:09:37,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 05:09:37,878 INFO L479 AbstractCegarLoop]: Abstraction has 69 states and 91 transitions. [2020-08-19 05:09:37,878 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-08-19 05:09:37,878 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 91 transitions. [2020-08-19 05:09:37,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-08-19 05:09:37,882 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:09:37,882 INFO L422 BasicCegarLoop]: trace histogram [23, 23, 12, 11, 11, 11, 11, 11, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 05:09:37,882 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-08-19 05:09:37,883 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:09:37,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:09:37,883 INFO L82 PathProgramCache]: Analyzing trace with hash 589762519, now seen corresponding path program 8 times [2020-08-19 05:09:37,883 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:09:37,884 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1087501127] [2020-08-19 05:09:37,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:09:37,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:37,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:09:37,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:37,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:37,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:37,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:37,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:38,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:38,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:38,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:38,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:38,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:38,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:38,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:38,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:38,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:38,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:38,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:38,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:38,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:38,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:38,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:38,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:38,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:38,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:38,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:38,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:38,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-08-19 05:09:38,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:38,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:38,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,228 INFO L134 CoverageAnalysis]: Checked inductivity of 1136 backedges. 167 proven. 314 refuted. 0 times theorem prover too weak. 655 trivial. 0 not checked. [2020-08-19 05:09:38,229 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1087501127] [2020-08-19 05:09:38,229 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 05:09:38,229 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-08-19 05:09:38,230 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541230611] [2020-08-19 05:09:38,230 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-19 05:09:38,230 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 05:09:38,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-19 05:09:38,231 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-08-19 05:09:38,231 INFO L87 Difference]: Start difference. First operand 69 states and 91 transitions. Second operand 11 states. [2020-08-19 05:09:38,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 05:09:38,651 INFO L93 Difference]: Finished difference Result 125 states and 188 transitions. [2020-08-19 05:09:38,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-08-19 05:09:38,652 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 142 [2020-08-19 05:09:38,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 05:09:38,653 INFO L225 Difference]: With dead ends: 125 [2020-08-19 05:09:38,654 INFO L226 Difference]: Without dead ends: 82 [2020-08-19 05:09:38,655 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 159 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=166, Invalid=590, Unknown=0, NotChecked=0, Total=756 [2020-08-19 05:09:38,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2020-08-19 05:09:38,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 72. [2020-08-19 05:09:38,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2020-08-19 05:09:38,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 93 transitions. [2020-08-19 05:09:38,670 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 93 transitions. Word has length 142 [2020-08-19 05:09:38,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 05:09:38,674 INFO L479 AbstractCegarLoop]: Abstraction has 72 states and 93 transitions. [2020-08-19 05:09:38,674 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-19 05:09:38,674 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 93 transitions. [2020-08-19 05:09:38,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-08-19 05:09:38,676 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:09:38,676 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 8, 7, 7, 7, 7, 7, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 05:09:38,676 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-08-19 05:09:38,677 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:09:38,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:09:38,677 INFO L82 PathProgramCache]: Analyzing trace with hash 1145252683, now seen corresponding path program 9 times [2020-08-19 05:09:38,677 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:09:38,677 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [857920339] [2020-08-19 05:09:38,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:09:38,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:09:38,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:38,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:38,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:38,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:38,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:38,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:38,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:38,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:38,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:38,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:38,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:38,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:38,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:38,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:38,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:38,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-08-19 05:09:38,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:38,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:38,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:38,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:38,998 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 42 proven. 144 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2020-08-19 05:09:38,999 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [857920339] [2020-08-19 05:09:38,999 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 05:09:38,999 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-19 05:09:38,999 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879323124] [2020-08-19 05:09:39,000 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-19 05:09:39,000 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 05:09:39,000 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-19 05:09:39,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2020-08-19 05:09:39,001 INFO L87 Difference]: Start difference. First operand 72 states and 93 transitions. Second operand 14 states. [2020-08-19 05:09:39,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 05:09:39,360 INFO L93 Difference]: Finished difference Result 86 states and 112 transitions. [2020-08-19 05:09:39,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-08-19 05:09:39,360 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 108 [2020-08-19 05:09:39,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 05:09:39,362 INFO L225 Difference]: With dead ends: 86 [2020-08-19 05:09:39,362 INFO L226 Difference]: Without dead ends: 67 [2020-08-19 05:09:39,363 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=142, Invalid=614, Unknown=0, NotChecked=0, Total=756 [2020-08-19 05:09:39,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2020-08-19 05:09:39,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 63. [2020-08-19 05:09:39,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2020-08-19 05:09:39,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 86 transitions. [2020-08-19 05:09:39,371 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 86 transitions. Word has length 108 [2020-08-19 05:09:39,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 05:09:39,371 INFO L479 AbstractCegarLoop]: Abstraction has 63 states and 86 transitions. [2020-08-19 05:09:39,372 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-19 05:09:39,372 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 86 transitions. [2020-08-19 05:09:39,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2020-08-19 05:09:39,374 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:09:39,374 INFO L422 BasicCegarLoop]: trace histogram [31, 31, 16, 15, 15, 15, 15, 15, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 05:09:39,374 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-08-19 05:09:39,374 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:09:39,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:09:39,375 INFO L82 PathProgramCache]: Analyzing trace with hash -2107974185, now seen corresponding path program 10 times [2020-08-19 05:09:39,375 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:09:39,375 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1122450092] [2020-08-19 05:09:39,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:09:39,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:09:39,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:39,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:39,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:39,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:39,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:39,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:39,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:39,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:39,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:39,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:39,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:39,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:39,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:39,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:39,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:39,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:39,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:09:39,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:39,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:39,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:39,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:39,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:39,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:39,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:39,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:39,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:39,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:39,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:39,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:39,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:39,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:39,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-08-19 05:09:39,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:39,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:39,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:39,820 INFO L134 CoverageAnalysis]: Checked inductivity of 2084 backedges. 107 proven. 404 refuted. 0 times theorem prover too weak. 1573 trivial. 0 not checked. [2020-08-19 05:09:39,821 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1122450092] [2020-08-19 05:09:39,821 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 05:09:39,821 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-08-19 05:09:39,821 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548643772] [2020-08-19 05:09:39,822 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-08-19 05:09:39,822 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 05:09:39,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-08-19 05:09:39,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2020-08-19 05:09:39,823 INFO L87 Difference]: Start difference. First operand 63 states and 86 transitions. Second operand 14 states. [2020-08-19 05:09:40,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 05:09:40,265 INFO L93 Difference]: Finished difference Result 118 states and 179 transitions. [2020-08-19 05:09:40,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-08-19 05:09:40,266 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 182 [2020-08-19 05:09:40,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 05:09:40,268 INFO L225 Difference]: With dead ends: 118 [2020-08-19 05:09:40,268 INFO L226 Difference]: Without dead ends: 66 [2020-08-19 05:09:40,269 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=154, Invalid=716, Unknown=0, NotChecked=0, Total=870 [2020-08-19 05:09:40,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2020-08-19 05:09:40,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 63. [2020-08-19 05:09:40,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2020-08-19 05:09:40,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 82 transitions. [2020-08-19 05:09:40,276 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 82 transitions. Word has length 182 [2020-08-19 05:09:40,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 05:09:40,277 INFO L479 AbstractCegarLoop]: Abstraction has 63 states and 82 transitions. [2020-08-19 05:09:40,277 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-08-19 05:09:40,277 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 82 transitions. [2020-08-19 05:09:40,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2020-08-19 05:09:40,279 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:09:40,279 INFO L422 BasicCegarLoop]: trace histogram [31, 31, 16, 15, 15, 15, 15, 15, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 05:09:40,280 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-08-19 05:09:40,280 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:09:40,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:09:40,280 INFO L82 PathProgramCache]: Analyzing trace with hash 836851019, now seen corresponding path program 11 times [2020-08-19 05:09:40,280 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:09:40,281 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1573420190] [2020-08-19 05:09:40,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:09:40,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:09:40,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:40,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:40,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:40,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:40,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:40,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:40,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:40,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:40,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:40,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:40,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:40,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:40,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:40,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:40,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:40,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:40,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:09:40,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:40,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:40,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:40,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:40,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:40,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:40,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:40,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:40,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:40,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:40,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:40,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:40,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:40,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:40,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-08-19 05:09:40,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:40,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:40,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:40,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:40,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:41,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2100 backedges. 0 proven. 705 refuted. 0 times theorem prover too weak. 1395 trivial. 0 not checked. [2020-08-19 05:09:41,059 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1573420190] [2020-08-19 05:09:41,059 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 05:09:41,059 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2020-08-19 05:09:41,060 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682400659] [2020-08-19 05:09:41,060 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-08-19 05:09:41,060 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 05:09:41,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-08-19 05:09:41,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=380, Unknown=0, NotChecked=0, Total=420 [2020-08-19 05:09:41,061 INFO L87 Difference]: Start difference. First operand 63 states and 82 transitions. Second operand 21 states. [2020-08-19 05:09:41,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 05:09:41,867 INFO L93 Difference]: Finished difference Result 95 states and 124 transitions. [2020-08-19 05:09:41,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-08-19 05:09:41,868 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 188 [2020-08-19 05:09:41,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 05:09:41,870 INFO L225 Difference]: With dead ends: 95 [2020-08-19 05:09:41,870 INFO L226 Difference]: Without dead ends: 91 [2020-08-19 05:09:41,871 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 157 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=143, Invalid=1339, Unknown=0, NotChecked=0, Total=1482 [2020-08-19 05:09:41,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2020-08-19 05:09:41,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 84. [2020-08-19 05:09:41,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2020-08-19 05:09:41,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 113 transitions. [2020-08-19 05:09:41,880 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 113 transitions. Word has length 188 [2020-08-19 05:09:41,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 05:09:41,880 INFO L479 AbstractCegarLoop]: Abstraction has 84 states and 113 transitions. [2020-08-19 05:09:41,880 INFO L480 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-08-19 05:09:41,881 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 113 transitions. [2020-08-19 05:09:41,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2020-08-19 05:09:41,882 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:09:41,882 INFO L422 BasicCegarLoop]: trace histogram [47, 47, 24, 23, 23, 23, 23, 23, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 05:09:41,882 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-08-19 05:09:41,883 INFO L427 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:09:41,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:09:41,883 INFO L82 PathProgramCache]: Analyzing trace with hash 1987597643, now seen corresponding path program 12 times [2020-08-19 05:09:41,883 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:09:41,883 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [279433359] [2020-08-19 05:09:41,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:09:41,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:09:42,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:42,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:42,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:42,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:42,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:42,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:42,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:42,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:42,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:42,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:42,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:42,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:42,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:42,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:42,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:42,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:42,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:09:42,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:42,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:42,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:42,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:42,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:42,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:42,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:42,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:42,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:42,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:42,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:42,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:42,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:42,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:42,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:42,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:09:42,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:42,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:42,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:42,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:42,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:42,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:42,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:42,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:42,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:42,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:42,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:42,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:42,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:42,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:42,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2020-08-19 05:09:42,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:42,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:42,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:42,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:42,614 INFO L134 CoverageAnalysis]: Checked inductivity of 4860 backedges. 455 proven. 975 refuted. 0 times theorem prover too weak. 3430 trivial. 0 not checked. [2020-08-19 05:09:42,615 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [279433359] [2020-08-19 05:09:42,615 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 05:09:42,615 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-08-19 05:09:42,615 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [488432259] [2020-08-19 05:09:42,616 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-08-19 05:09:42,616 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 05:09:42,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-08-19 05:09:42,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2020-08-19 05:09:42,617 INFO L87 Difference]: Start difference. First operand 84 states and 113 transitions. Second operand 13 states. [2020-08-19 05:09:43,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 05:09:43,160 INFO L93 Difference]: Finished difference Result 155 states and 241 transitions. [2020-08-19 05:09:43,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-08-19 05:09:43,162 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 268 [2020-08-19 05:09:43,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 05:09:43,163 INFO L225 Difference]: With dead ends: 155 [2020-08-19 05:09:43,163 INFO L226 Difference]: Without dead ends: 100 [2020-08-19 05:09:43,165 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 309 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=262, Invalid=998, Unknown=0, NotChecked=0, Total=1260 [2020-08-19 05:09:43,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2020-08-19 05:09:43,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 87. [2020-08-19 05:09:43,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-08-19 05:09:43,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 115 transitions. [2020-08-19 05:09:43,178 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 115 transitions. Word has length 268 [2020-08-19 05:09:43,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 05:09:43,179 INFO L479 AbstractCegarLoop]: Abstraction has 87 states and 115 transitions. [2020-08-19 05:09:43,179 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-08-19 05:09:43,179 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 115 transitions. [2020-08-19 05:09:43,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-08-19 05:09:43,180 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:09:43,180 INFO L422 BasicCegarLoop]: trace histogram [31, 31, 16, 15, 15, 15, 15, 15, 5, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 05:09:43,180 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-08-19 05:09:43,181 INFO L427 AbstractCegarLoop]: === Iteration 17 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:09:43,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:09:43,181 INFO L82 PathProgramCache]: Analyzing trace with hash 1322769943, now seen corresponding path program 13 times [2020-08-19 05:09:43,181 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:09:43,181 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1693872554] [2020-08-19 05:09:43,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:09:43,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:09:43,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:43,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:43,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:43,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:43,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:43,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:43,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:43,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:43,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:43,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:43,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:43,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:43,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:43,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:43,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:43,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:43,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:09:43,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:43,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:43,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:43,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:43,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:43,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:43,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:43,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:43,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:43,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:43,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:43,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:43,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:43,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:43,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-08-19 05:09:43,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:43,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:43,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:43,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:43,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:43,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2122 backedges. 107 proven. 423 refuted. 0 times theorem prover too weak. 1592 trivial. 0 not checked. [2020-08-19 05:09:43,688 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1693872554] [2020-08-19 05:09:43,688 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 05:09:43,688 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-08-19 05:09:43,688 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506541543] [2020-08-19 05:09:43,689 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-08-19 05:09:43,689 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 05:09:43,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-08-19 05:09:43,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2020-08-19 05:09:43,690 INFO L87 Difference]: Start difference. First operand 87 states and 115 transitions. Second operand 16 states. [2020-08-19 05:09:44,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 05:09:44,483 INFO L93 Difference]: Finished difference Result 135 states and 199 transitions. [2020-08-19 05:09:44,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-08-19 05:09:44,483 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 194 [2020-08-19 05:09:44,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 05:09:44,485 INFO L225 Difference]: With dead ends: 135 [2020-08-19 05:09:44,485 INFO L226 Difference]: Without dead ends: 88 [2020-08-19 05:09:44,486 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 221 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=175, Invalid=1231, Unknown=0, NotChecked=0, Total=1406 [2020-08-19 05:09:44,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2020-08-19 05:09:44,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 84. [2020-08-19 05:09:44,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2020-08-19 05:09:44,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 118 transitions. [2020-08-19 05:09:44,496 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 118 transitions. Word has length 194 [2020-08-19 05:09:44,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 05:09:44,497 INFO L479 AbstractCegarLoop]: Abstraction has 84 states and 118 transitions. [2020-08-19 05:09:44,497 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-08-19 05:09:44,497 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 118 transitions. [2020-08-19 05:09:44,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2020-08-19 05:09:44,500 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:09:44,500 INFO L422 BasicCegarLoop]: trace histogram [63, 63, 32, 31, 31, 31, 31, 31, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 05:09:44,500 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-08-19 05:09:44,501 INFO L427 AbstractCegarLoop]: === Iteration 18 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:09:44,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:09:44,501 INFO L82 PathProgramCache]: Analyzing trace with hash -547968693, now seen corresponding path program 14 times [2020-08-19 05:09:44,501 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:09:44,501 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1961507750] [2020-08-19 05:09:44,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:09:44,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:44,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:09:44,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:44,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:44,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:44,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:44,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:44,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:44,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:45,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:45,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:45,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:45,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:45,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:45,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:45,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:09:45,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:45,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:45,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:45,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:45,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:45,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:45,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:45,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-08-19 05:09:45,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:45,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:45,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:45,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:45,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:45,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:45,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:45,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:09:45,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:45,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:45,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:45,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:45,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:45,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:45,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:45,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2020-08-19 05:09:45,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:45,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:45,588 INFO L134 CoverageAnalysis]: Checked inductivity of 8772 backedges. 244 proven. 1097 refuted. 0 times theorem prover too weak. 7431 trivial. 0 not checked. [2020-08-19 05:09:45,589 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1961507750] [2020-08-19 05:09:45,589 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 05:09:45,589 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-08-19 05:09:45,589 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634436747] [2020-08-19 05:09:45,592 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-08-19 05:09:45,592 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 05:09:45,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-08-19 05:09:45,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2020-08-19 05:09:45,597 INFO L87 Difference]: Start difference. First operand 84 states and 118 transitions. Second operand 16 states. [2020-08-19 05:09:46,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 05:09:46,244 INFO L93 Difference]: Finished difference Result 151 states and 234 transitions. [2020-08-19 05:09:46,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-08-19 05:09:46,245 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 348 [2020-08-19 05:09:46,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 05:09:46,247 INFO L225 Difference]: With dead ends: 151 [2020-08-19 05:09:46,247 INFO L226 Difference]: Without dead ends: 78 [2020-08-19 05:09:46,251 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 214 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=219, Invalid=1041, Unknown=0, NotChecked=0, Total=1260 [2020-08-19 05:09:46,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-08-19 05:09:46,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 75. [2020-08-19 05:09:46,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-08-19 05:09:46,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 101 transitions. [2020-08-19 05:09:46,264 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 101 transitions. Word has length 348 [2020-08-19 05:09:46,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 05:09:46,266 INFO L479 AbstractCegarLoop]: Abstraction has 75 states and 101 transitions. [2020-08-19 05:09:46,266 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-08-19 05:09:46,266 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 101 transitions. [2020-08-19 05:09:46,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2020-08-19 05:09:46,268 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:09:46,268 INFO L422 BasicCegarLoop]: trace histogram [63, 63, 32, 31, 31, 31, 31, 31, 5, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 05:09:46,268 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-08-19 05:09:46,268 INFO L427 AbstractCegarLoop]: === Iteration 19 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:09:46,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:09:46,270 INFO L82 PathProgramCache]: Analyzing trace with hash -604098025, now seen corresponding path program 15 times [2020-08-19 05:09:46,271 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:09:46,271 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1716057533] [2020-08-19 05:09:46,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:09:46,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:46,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:09:46,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:46,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:46,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:46,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:46,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:46,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:46,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:47,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:47,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:47,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:47,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:47,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:47,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:47,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:47,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:47,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:47,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:47,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:47,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:47,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:47,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:09:47,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:47,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:47,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:47,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:47,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:47,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:47,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:47,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:47,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:47,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:47,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:47,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:47,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:47,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:47,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-08-19 05:09:47,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:47,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:47,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:47,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:47,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:47,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:47,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:47,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:47,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:47,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:47,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:47,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:47,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:47,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:47,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:47,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:09:47,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:47,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:47,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:47,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:47,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:47,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:47,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:47,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:47,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:47,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:47,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:47,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:47,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:47,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:47,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:47,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2020-08-19 05:09:47,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:48,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:48,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:48,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:48,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:48,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:48,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:48,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:48,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:48,376 INFO L134 CoverageAnalysis]: Checked inductivity of 8794 backedges. 0 proven. 2940 refuted. 0 times theorem prover too weak. 5854 trivial. 0 not checked. [2020-08-19 05:09:48,376 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1716057533] [2020-08-19 05:09:48,376 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 05:09:48,377 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2020-08-19 05:09:48,377 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937685474] [2020-08-19 05:09:48,377 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-08-19 05:09:48,378 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 05:09:48,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-08-19 05:09:48,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=552, Unknown=0, NotChecked=0, Total=600 [2020-08-19 05:09:48,378 INFO L87 Difference]: Start difference. First operand 75 states and 101 transitions. Second operand 25 states. [2020-08-19 05:09:49,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 05:09:49,505 INFO L93 Difference]: Finished difference Result 110 states and 147 transitions. [2020-08-19 05:09:49,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-08-19 05:09:49,505 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 354 [2020-08-19 05:09:49,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 05:09:49,507 INFO L225 Difference]: With dead ends: 110 [2020-08-19 05:09:49,507 INFO L226 Difference]: Without dead ends: 106 [2020-08-19 05:09:49,508 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 270 GetRequests, 225 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 237 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=175, Invalid=1987, Unknown=0, NotChecked=0, Total=2162 [2020-08-19 05:09:49,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2020-08-19 05:09:49,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 99. [2020-08-19 05:09:49,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-08-19 05:09:49,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 136 transitions. [2020-08-19 05:09:49,520 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 136 transitions. Word has length 354 [2020-08-19 05:09:49,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 05:09:49,520 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 136 transitions. [2020-08-19 05:09:49,520 INFO L480 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-08-19 05:09:49,520 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 136 transitions. [2020-08-19 05:09:49,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 515 [2020-08-19 05:09:49,524 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:09:49,524 INFO L422 BasicCegarLoop]: trace histogram [95, 95, 48, 47, 47, 47, 47, 47, 5, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 05:09:49,524 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-08-19 05:09:49,524 INFO L427 AbstractCegarLoop]: === Iteration 20 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:09:49,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:09:49,525 INFO L82 PathProgramCache]: Analyzing trace with hash 1040265751, now seen corresponding path program 16 times [2020-08-19 05:09:49,525 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:09:49,525 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1109814735] [2020-08-19 05:09:49,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:09:49,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:49,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:09:49,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:49,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:49,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:50,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:50,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:50,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:50,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:50,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:50,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:50,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:09:50,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:50,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:50,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:50,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:50,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:50,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:50,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:50,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-08-19 05:09:50,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:50,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:50,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:50,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:50,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:50,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:50,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:50,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:09:50,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:50,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:50,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:50,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:50,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:50,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:50,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:50,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-08-19 05:09:50,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:50,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:50,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:50,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:50,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:50,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:50,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:50,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:09:50,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:50,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:50,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:50,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:50,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:50,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:50,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:50,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:50,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:50,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:51,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2020-08-19 05:09:51,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:51,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:51,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:51,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:51,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:51,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:51,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:51,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:51,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:51,338 INFO L134 CoverageAnalysis]: Checked inductivity of 20074 backedges. 1138 proven. 2665 refuted. 0 times theorem prover too weak. 16271 trivial. 0 not checked. [2020-08-19 05:09:51,339 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1109814735] [2020-08-19 05:09:51,339 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 05:09:51,339 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-08-19 05:09:51,340 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456657137] [2020-08-19 05:09:51,340 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-08-19 05:09:51,340 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 05:09:51,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-08-19 05:09:51,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2020-08-19 05:09:51,341 INFO L87 Difference]: Start difference. First operand 99 states and 136 transitions. Second operand 15 states. [2020-08-19 05:09:52,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 05:09:52,049 INFO L93 Difference]: Finished difference Result 185 states and 297 transitions. [2020-08-19 05:09:52,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-08-19 05:09:52,052 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 514 [2020-08-19 05:09:52,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 05:09:52,054 INFO L225 Difference]: With dead ends: 185 [2020-08-19 05:09:52,054 INFO L226 Difference]: Without dead ends: 118 [2020-08-19 05:09:52,055 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 246 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 509 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=379, Invalid=1513, Unknown=0, NotChecked=0, Total=1892 [2020-08-19 05:09:52,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2020-08-19 05:09:52,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 102. [2020-08-19 05:09:52,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2020-08-19 05:09:52,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 138 transitions. [2020-08-19 05:09:52,066 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 138 transitions. Word has length 514 [2020-08-19 05:09:52,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 05:09:52,066 INFO L479 AbstractCegarLoop]: Abstraction has 102 states and 138 transitions. [2020-08-19 05:09:52,066 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-08-19 05:09:52,066 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 138 transitions. [2020-08-19 05:09:52,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2020-08-19 05:09:52,068 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:09:52,069 INFO L422 BasicCegarLoop]: trace histogram [63, 63, 32, 31, 31, 31, 31, 31, 6, 6, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 05:09:52,069 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-08-19 05:09:52,069 INFO L427 AbstractCegarLoop]: === Iteration 21 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:09:52,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:09:52,069 INFO L82 PathProgramCache]: Analyzing trace with hash 800684683, now seen corresponding path program 17 times [2020-08-19 05:09:52,070 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:09:52,070 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [37903095] [2020-08-19 05:09:52,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:09:52,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:09:52,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:52,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:52,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:52,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:52,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:52,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:52,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:52,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:52,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:09:52,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:52,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:52,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:52,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:52,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:52,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:52,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:52,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-08-19 05:09:52,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:52,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:52,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:52,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:52,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:52,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:52,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:52,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:09:52,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:52,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:52,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:52,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:52,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:52,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:52,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:52,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2020-08-19 05:09:52,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:52,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:52,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:53,058 INFO L134 CoverageAnalysis]: Checked inductivity of 8822 backedges. 244 proven. 1122 refuted. 0 times theorem prover too weak. 7456 trivial. 0 not checked. [2020-08-19 05:09:53,058 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [37903095] [2020-08-19 05:09:53,058 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 05:09:53,058 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-08-19 05:09:53,060 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166627445] [2020-08-19 05:09:53,061 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-08-19 05:09:53,061 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 05:09:53,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-08-19 05:09:53,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2020-08-19 05:09:53,062 INFO L87 Difference]: Start difference. First operand 102 states and 138 transitions. Second operand 18 states. [2020-08-19 05:09:53,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 05:09:53,586 INFO L93 Difference]: Finished difference Result 116 states and 159 transitions. [2020-08-19 05:09:53,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-08-19 05:09:53,587 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 360 [2020-08-19 05:09:53,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 05:09:53,588 INFO L225 Difference]: With dead ends: 116 [2020-08-19 05:09:53,588 INFO L226 Difference]: Without dead ends: 91 [2020-08-19 05:09:53,589 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 316 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=282, Invalid=1278, Unknown=0, NotChecked=0, Total=1560 [2020-08-19 05:09:53,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2020-08-19 05:09:53,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 87. [2020-08-19 05:09:53,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-08-19 05:09:53,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 127 transitions. [2020-08-19 05:09:53,606 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 127 transitions. Word has length 360 [2020-08-19 05:09:53,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 05:09:53,607 INFO L479 AbstractCegarLoop]: Abstraction has 87 states and 127 transitions. [2020-08-19 05:09:53,607 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-08-19 05:09:53,607 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 127 transitions. [2020-08-19 05:09:53,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 515 [2020-08-19 05:09:53,610 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:09:53,610 INFO L422 BasicCegarLoop]: trace histogram [95, 95, 48, 47, 47, 47, 47, 47, 5, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 05:09:53,611 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-08-19 05:09:53,611 INFO L427 AbstractCegarLoop]: === Iteration 22 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:09:53,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:09:53,611 INFO L82 PathProgramCache]: Analyzing trace with hash -1908418025, now seen corresponding path program 18 times [2020-08-19 05:09:53,611 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:09:53,612 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [977816364] [2020-08-19 05:09:53,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:09:53,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:09:54,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:54,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:54,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:54,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:54,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:54,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:54,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:54,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:54,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:09:54,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:54,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:54,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:54,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:54,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:54,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:54,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:54,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-08-19 05:09:54,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:54,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:54,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:54,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:54,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:54,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:54,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:54,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:09:54,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:54,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:54,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:54,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:54,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:54,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:54,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:54,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2020-08-19 05:09:54,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:54,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:54,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:54,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:54,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:54,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:54,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:54,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:09:54,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:54,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:54,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:54,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:54,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:54,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:54,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:54,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:54,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:54,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:55,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2020-08-19 05:09:55,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:55,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:55,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:55,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:55,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:55,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:55,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:55,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:55,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:55,154 INFO L134 CoverageAnalysis]: Checked inductivity of 20074 backedges. 1630 proven. 2173 refuted. 0 times theorem prover too weak. 16271 trivial. 0 not checked. [2020-08-19 05:09:55,155 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [977816364] [2020-08-19 05:09:55,155 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 05:09:55,155 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-08-19 05:09:55,155 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664666018] [2020-08-19 05:09:55,156 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-08-19 05:09:55,156 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 05:09:55,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-08-19 05:09:55,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2020-08-19 05:09:55,157 INFO L87 Difference]: Start difference. First operand 87 states and 127 transitions. Second operand 15 states. [2020-08-19 05:09:55,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 05:09:55,875 INFO L93 Difference]: Finished difference Result 177 states and 281 transitions. [2020-08-19 05:09:55,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-08-19 05:09:55,879 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 514 [2020-08-19 05:09:55,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 05:09:55,881 INFO L225 Difference]: With dead ends: 177 [2020-08-19 05:09:55,881 INFO L226 Difference]: Without dead ends: 101 [2020-08-19 05:09:55,882 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 246 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 475 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=370, Invalid=1522, Unknown=0, NotChecked=0, Total=1892 [2020-08-19 05:09:55,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-08-19 05:09:55,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 84. [2020-08-19 05:09:55,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2020-08-19 05:09:55,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 118 transitions. [2020-08-19 05:09:55,891 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 118 transitions. Word has length 514 [2020-08-19 05:09:55,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 05:09:55,892 INFO L479 AbstractCegarLoop]: Abstraction has 84 states and 118 transitions. [2020-08-19 05:09:55,892 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-08-19 05:09:55,892 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 118 transitions. [2020-08-19 05:09:55,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 675 [2020-08-19 05:09:55,897 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:09:55,897 INFO L422 BasicCegarLoop]: trace histogram [127, 127, 64, 63, 63, 63, 63, 63, 5, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 05:09:55,897 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-08-19 05:09:55,898 INFO L427 AbstractCegarLoop]: === Iteration 23 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:09:55,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:09:55,898 INFO L82 PathProgramCache]: Analyzing trace with hash 2099436055, now seen corresponding path program 19 times [2020-08-19 05:09:55,898 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:09:55,899 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1914450710] [2020-08-19 05:09:55,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:09:56,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:56,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:09:56,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:56,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:56,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:56,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:56,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:56,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:56,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:56,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:56,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:57,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:57,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:57,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:09:57,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:57,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:57,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:57,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-08-19 05:09:57,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:57,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:57,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:57,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:09:57,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:57,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:57,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:57,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2020-08-19 05:09:57,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:57,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:57,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:57,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:09:57,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:57,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:57,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:57,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-08-19 05:09:57,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:57,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:57,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:57,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:09:57,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:57,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:09:57,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:09:57,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:57,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 642 [2020-08-19 05:09:57,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:57,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:57,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:58,048 INFO L134 CoverageAnalysis]: Checked inductivity of 35962 backedges. 525 proven. 2762 refuted. 0 times theorem prover too weak. 32675 trivial. 0 not checked. [2020-08-19 05:09:58,049 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1914450710] [2020-08-19 05:09:58,049 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 05:09:58,049 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-08-19 05:09:58,049 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657135003] [2020-08-19 05:09:58,050 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-08-19 05:09:58,050 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 05:09:58,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-08-19 05:09:58,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2020-08-19 05:09:58,051 INFO L87 Difference]: Start difference. First operand 84 states and 118 transitions. Second operand 18 states. [2020-08-19 05:09:58,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 05:09:58,796 INFO L93 Difference]: Finished difference Result 94 states and 135 transitions. [2020-08-19 05:09:58,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-08-19 05:09:58,796 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 674 [2020-08-19 05:09:58,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 05:09:58,799 INFO L225 Difference]: With dead ends: 94 [2020-08-19 05:09:58,800 INFO L226 Difference]: Without dead ends: 90 [2020-08-19 05:09:58,801 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 305 GetRequests, 265 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 317 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=296, Invalid=1426, Unknown=0, NotChecked=0, Total=1722 [2020-08-19 05:09:58,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2020-08-19 05:09:58,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 87. [2020-08-19 05:09:58,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-08-19 05:09:58,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 121 transitions. [2020-08-19 05:09:58,809 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 121 transitions. Word has length 674 [2020-08-19 05:09:58,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 05:09:58,810 INFO L479 AbstractCegarLoop]: Abstraction has 87 states and 121 transitions. [2020-08-19 05:09:58,810 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-08-19 05:09:58,810 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 121 transitions. [2020-08-19 05:09:58,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 681 [2020-08-19 05:09:58,815 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:09:58,816 INFO L422 BasicCegarLoop]: trace histogram [127, 127, 64, 63, 63, 63, 63, 63, 6, 6, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 05:09:58,816 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-08-19 05:09:58,816 INFO L427 AbstractCegarLoop]: === Iteration 24 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:09:58,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:09:58,816 INFO L82 PathProgramCache]: Analyzing trace with hash 2092966539, now seen corresponding path program 20 times [2020-08-19 05:09:58,816 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:09:58,817 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1495788109] [2020-08-19 05:09:58,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:09:59,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:59,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:09:59,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:59,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:09:59,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:59,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:59,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:09:59,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:09:59,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:00,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:00,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:00,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:00,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:00,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:00,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:00,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:00,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:00,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:00,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:00,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:00,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:00,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:00,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:00,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:10:00,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:00,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:00,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:00,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:00,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:00,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:00,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:00,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:00,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:00,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:00,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:00,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:00,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:00,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:00,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-08-19 05:10:00,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:00,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:00,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:00,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:00,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:00,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:00,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:00,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:00,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:00,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:00,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:00,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:00,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:00,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:00,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:00,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:10:00,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:00,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:00,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:00,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:00,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:00,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:00,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:00,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:00,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:00,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:00,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:00,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:00,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:00,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:00,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:00,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2020-08-19 05:10:01,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:01,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:01,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:01,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:01,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:01,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:01,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:01,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:01,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:01,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:01,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:01,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:01,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:01,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:01,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:01,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:01,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:10:01,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:01,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:01,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:01,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:01,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:01,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:01,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:01,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:01,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:01,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:01,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:01,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:01,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:01,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:01,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-08-19 05:10:01,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:01,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:01,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:01,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:01,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:01,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:01,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:01,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:01,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:01,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:01,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:01,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:01,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:01,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:01,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:01,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:10:01,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:01,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:01,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:01,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:01,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:01,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:01,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:01,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:01,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:01,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:01,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:01,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:01,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:01,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:01,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:01,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:02,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 642 [2020-08-19 05:10:02,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:02,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:02,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:02,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:02,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:02,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:02,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:02,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:02,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:02,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:02,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:03,039 INFO L134 CoverageAnalysis]: Checked inductivity of 35990 backedges. 0 proven. 12010 refuted. 0 times theorem prover too weak. 23980 trivial. 0 not checked. [2020-08-19 05:10:03,040 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1495788109] [2020-08-19 05:10:03,040 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 05:10:03,040 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2020-08-19 05:10:03,040 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188618195] [2020-08-19 05:10:03,041 INFO L459 AbstractCegarLoop]: Interpolant automaton has 29 states [2020-08-19 05:10:03,041 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 05:10:03,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2020-08-19 05:10:03,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=756, Unknown=0, NotChecked=0, Total=812 [2020-08-19 05:10:03,041 INFO L87 Difference]: Start difference. First operand 87 states and 121 transitions. Second operand 29 states. [2020-08-19 05:10:04,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 05:10:04,669 INFO L93 Difference]: Finished difference Result 125 states and 171 transitions. [2020-08-19 05:10:04,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2020-08-19 05:10:04,669 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 680 [2020-08-19 05:10:04,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 05:10:04,675 INFO L225 Difference]: With dead ends: 125 [2020-08-19 05:10:04,675 INFO L226 Difference]: Without dead ends: 121 [2020-08-19 05:10:04,676 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 502 GetRequests, 449 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 333 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=207, Invalid=2763, Unknown=0, NotChecked=0, Total=2970 [2020-08-19 05:10:04,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2020-08-19 05:10:04,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 114. [2020-08-19 05:10:04,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-08-19 05:10:04,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 160 transitions. [2020-08-19 05:10:04,690 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 160 transitions. Word has length 680 [2020-08-19 05:10:04,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 05:10:04,691 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 160 transitions. [2020-08-19 05:10:04,691 INFO L480 AbstractCegarLoop]: Interpolant automaton has 29 states. [2020-08-19 05:10:04,691 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 160 transitions. [2020-08-19 05:10:04,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1001 [2020-08-19 05:10:04,703 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:10:04,704 INFO L422 BasicCegarLoop]: trace histogram [191, 191, 96, 95, 95, 95, 95, 95, 6, 6, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 05:10:04,704 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-08-19 05:10:04,704 INFO L427 AbstractCegarLoop]: === Iteration 25 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:10:04,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:10:04,705 INFO L82 PathProgramCache]: Analyzing trace with hash 1334715019, now seen corresponding path program 21 times [2020-08-19 05:10:04,705 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:10:04,705 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [212085893] [2020-08-19 05:10:04,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:10:04,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:05,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:10:05,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:05,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:05,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:05,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:05,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:05,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:05,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:05,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:05,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:05,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:05,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:05,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:05,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:05,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:05,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:06,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:06,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:06,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:06,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:06,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:06,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:06,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:06,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:06,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:06,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:06,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:10:06,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:06,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:06,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:06,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:06,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:06,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:06,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:06,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:06,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:06,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:06,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:06,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:06,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:06,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:06,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-08-19 05:10:06,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:06,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:06,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:06,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:06,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:06,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:06,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:06,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:06,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:06,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:06,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:06,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:06,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:06,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:06,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:06,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:10:06,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:06,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:06,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:06,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:06,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:06,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:06,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:06,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:06,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:06,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:06,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:06,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:06,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:06,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:06,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2020-08-19 05:10:06,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:06,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:06,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:06,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:07,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:07,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:07,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:10:07,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:07,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:07,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:07,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-08-19 05:10:07,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:07,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:07,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:07,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:10:07,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:07,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:07,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:07,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2020-08-19 05:10:07,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:07,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:07,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:07,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:10:07,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:07,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:07,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:07,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-08-19 05:10:07,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:07,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:07,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:07,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:10:07,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:07,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:07,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:07,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:07,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:07,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:07,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:08,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 962 [2020-08-19 05:10:08,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:08,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:08,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:08,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:08,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:08,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:08,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:08,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:08,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:08,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:08,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:08,997 INFO L134 CoverageAnalysis]: Checked inductivity of 81590 backedges. 2688 proven. 6748 refuted. 0 times theorem prover too weak. 72154 trivial. 0 not checked. [2020-08-19 05:10:08,997 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [212085893] [2020-08-19 05:10:08,998 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 05:10:08,998 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-08-19 05:10:08,998 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783855699] [2020-08-19 05:10:08,999 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-08-19 05:10:08,999 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 05:10:08,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-08-19 05:10:08,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2020-08-19 05:10:08,999 INFO L87 Difference]: Start difference. First operand 114 states and 160 transitions. Second operand 17 states. [2020-08-19 05:10:09,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 05:10:09,910 INFO L93 Difference]: Finished difference Result 215 states and 356 transitions. [2020-08-19 05:10:09,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-08-19 05:10:09,912 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 1000 [2020-08-19 05:10:09,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 05:10:09,915 INFO L225 Difference]: With dead ends: 215 [2020-08-19 05:10:09,915 INFO L226 Difference]: Without dead ends: 136 [2020-08-19 05:10:09,918 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 448 GetRequests, 398 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 759 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=517, Invalid=2135, Unknown=0, NotChecked=0, Total=2652 [2020-08-19 05:10:09,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2020-08-19 05:10:09,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 117. [2020-08-19 05:10:09,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 117 states. [2020-08-19 05:10:09,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 162 transitions. [2020-08-19 05:10:09,941 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 162 transitions. Word has length 1000 [2020-08-19 05:10:09,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 05:10:09,942 INFO L479 AbstractCegarLoop]: Abstraction has 117 states and 162 transitions. [2020-08-19 05:10:09,942 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-08-19 05:10:09,942 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 162 transitions. [2020-08-19 05:10:09,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 687 [2020-08-19 05:10:09,949 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:10:09,949 INFO L422 BasicCegarLoop]: trace histogram [127, 127, 64, 63, 63, 63, 63, 63, 7, 7, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 05:10:09,949 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-08-19 05:10:09,949 INFO L427 AbstractCegarLoop]: === Iteration 26 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:10:09,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:10:09,950 INFO L82 PathProgramCache]: Analyzing trace with hash 1024924247, now seen corresponding path program 22 times [2020-08-19 05:10:09,950 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:10:09,951 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1600556546] [2020-08-19 05:10:09,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:10:10,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:10,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:10:10,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:10,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:10,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:11,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:11,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:11,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:10:11,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:11,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:11,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:11,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-08-19 05:10:11,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:11,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:11,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:11,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:10:11,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:11,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:11,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:11,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2020-08-19 05:10:11,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:11,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:11,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:11,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:10:11,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:11,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:11,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:11,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-08-19 05:10:11,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:11,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:11,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:11,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:10:11,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:11,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:11,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:11,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:11,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 642 [2020-08-19 05:10:11,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:11,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:11,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:12,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:12,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:12,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:12,266 INFO L134 CoverageAnalysis]: Checked inductivity of 36024 backedges. 525 proven. 2793 refuted. 0 times theorem prover too weak. 32706 trivial. 0 not checked. [2020-08-19 05:10:12,267 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1600556546] [2020-08-19 05:10:12,267 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 05:10:12,267 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-08-19 05:10:12,267 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542385754] [2020-08-19 05:10:12,268 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-08-19 05:10:12,268 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 05:10:12,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-08-19 05:10:12,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=307, Unknown=0, NotChecked=0, Total=380 [2020-08-19 05:10:12,269 INFO L87 Difference]: Start difference. First operand 117 states and 162 transitions. Second operand 20 states. [2020-08-19 05:10:12,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 05:10:12,948 INFO L93 Difference]: Finished difference Result 131 states and 184 transitions. [2020-08-19 05:10:12,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-08-19 05:10:12,949 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 686 [2020-08-19 05:10:12,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 05:10:12,951 INFO L225 Difference]: With dead ends: 131 [2020-08-19 05:10:12,951 INFO L226 Difference]: Without dead ends: 103 [2020-08-19 05:10:12,952 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 313 GetRequests, 269 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 450 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=370, Invalid=1700, Unknown=0, NotChecked=0, Total=2070 [2020-08-19 05:10:12,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2020-08-19 05:10:12,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 99. [2020-08-19 05:10:12,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-08-19 05:10:12,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 149 transitions. [2020-08-19 05:10:12,964 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 149 transitions. Word has length 686 [2020-08-19 05:10:12,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 05:10:12,964 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 149 transitions. [2020-08-19 05:10:12,964 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-08-19 05:10:12,964 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 149 transitions. [2020-08-19 05:10:12,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1321 [2020-08-19 05:10:12,980 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:10:12,981 INFO L422 BasicCegarLoop]: trace histogram [255, 255, 128, 127, 127, 127, 127, 127, 6, 6, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 05:10:12,981 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-08-19 05:10:12,981 INFO L427 AbstractCegarLoop]: === Iteration 27 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:10:12,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:10:12,982 INFO L82 PathProgramCache]: Analyzing trace with hash 1504539275, now seen corresponding path program 23 times [2020-08-19 05:10:12,982 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:10:12,982 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [399034330] [2020-08-19 05:10:12,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:10:14,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:15,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:10:15,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:15,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:15,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:16,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:16,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:16,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:10:16,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:16,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:16,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:16,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-08-19 05:10:16,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:16,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:16,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:16,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:10:16,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:16,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:16,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:16,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2020-08-19 05:10:16,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:16,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:16,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:16,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:10:16,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:16,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:16,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-08-19 05:10:16,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:16,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:16,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:16,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:10:16,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:16,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:16,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:16,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:16,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:16,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:16,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 637 [2020-08-19 05:10:17,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:17,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:17,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:17,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:10:17,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:17,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:17,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:17,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-08-19 05:10:17,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:17,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:17,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:17,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:10:17,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:17,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:17,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:17,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2020-08-19 05:10:17,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:17,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:17,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:17,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:10:17,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:17,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:17,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:17,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-08-19 05:10:17,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:17,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:17,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:17,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-08-19 05:10:17,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:17,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:10:17,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-19 05:10:17,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:17,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:17,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:17,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:18,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1282 [2020-08-19 05:10:18,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:18,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:18,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:18,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:18,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:18,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:18,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:18,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:18,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:18,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-19 05:10:18,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:19,498 INFO L134 CoverageAnalysis]: Checked inductivity of 145622 backedges. 1094 proven. 6631 refuted. 0 times theorem prover too weak. 137897 trivial. 0 not checked. [2020-08-19 05:10:19,498 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [399034330] [2020-08-19 05:10:19,498 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 05:10:19,498 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-08-19 05:10:19,498 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525881175] [2020-08-19 05:10:19,499 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-08-19 05:10:19,499 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 05:10:19,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-08-19 05:10:19,500 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=307, Unknown=0, NotChecked=0, Total=380 [2020-08-19 05:10:19,500 INFO L87 Difference]: Start difference. First operand 99 states and 149 transitions. Second operand 20 states. [2020-08-19 05:10:20,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 05:10:20,398 INFO L93 Difference]: Finished difference Result 190 states and 314 transitions. [2020-08-19 05:10:20,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-08-19 05:10:20,398 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 1320 [2020-08-19 05:10:20,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 05:10:20,401 INFO L225 Difference]: With dead ends: 190 [2020-08-19 05:10:20,401 INFO L226 Difference]: Without dead ends: 102 [2020-08-19 05:10:20,403 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 569 GetRequests, 523 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 440 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=385, Invalid=1871, Unknown=0, NotChecked=0, Total=2256 [2020-08-19 05:10:20,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2020-08-19 05:10:20,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 99. [2020-08-19 05:10:20,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-08-19 05:10:20,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 142 transitions. [2020-08-19 05:10:20,413 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 142 transitions. Word has length 1320 [2020-08-19 05:10:20,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 05:10:20,414 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 142 transitions. [2020-08-19 05:10:20,414 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-08-19 05:10:20,415 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 142 transitions. [2020-08-19 05:10:20,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1327 [2020-08-19 05:10:20,428 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:10:20,429 INFO L422 BasicCegarLoop]: trace histogram [255, 255, 128, 127, 127, 127, 127, 127, 7, 7, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 05:10:20,429 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-08-19 05:10:20,429 INFO L427 AbstractCegarLoop]: === Iteration 28 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:10:20,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:10:20,430 INFO L82 PathProgramCache]: Analyzing trace with hash -423073193, now seen corresponding path program 24 times [2020-08-19 05:10:20,430 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:10:20,430 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1591367276] [2020-08-19 05:10:20,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:10:22,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:22,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:10:22,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:10:22,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-19 05:10:23,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat