/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_32.epf -i ../../../trunk/examples/svcomp/recursive/Fibonacci03.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-36cd7be [2021-02-24 03:56:57,870 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-24 03:56:57,874 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-24 03:56:57,929 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-02-24 03:56:58,018 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-24 03:56:58,019 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-24 03:56:58,020 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-24 03:56:58,021 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_32.epf [2021-02-24 03:56:58,044 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-24 03:56:58,045 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-24 03:56:58,048 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-24 03:56:58,049 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-24 03:56:58,049 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-24 03:56:58,049 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-24 03:56:58,049 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-24 03:56:58,050 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-24 03:56:58,050 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-24 03:56:58,050 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-24 03:56:58,051 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-24 03:56:58,051 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-24 03:56:58,051 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-24 03:56:58,052 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-24 03:56:58,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-24 03:56:58,052 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-24 03:56:58,052 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-24 03:56:58,053 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-24 03:56:58,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-24 03:56:58,053 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-24 03:56:58,053 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-24 03:56:58,053 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-24 03:56:58,054 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=WERNER_OVERAPPROX [2021-02-24 03:56:58,054 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-24 03:56:58,419 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-24 03:56:58,457 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-24 03:56:58,461 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-24 03:56:58,462 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-24 03:56:58,463 INFO L275 PluginConnector]: CDTParser initialized [2021-02-24 03:56:58,464 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive/Fibonacci03.c [2021-02-24 03:56:58,549 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c53eb55e/c13b526082a54e1f9f51d56b6c829ccf/FLAGe65da744d [2021-02-24 03:56:59,122 INFO L306 CDTParser]: Found 1 translation units. [2021-02-24 03:56:59,123 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive/Fibonacci03.c [2021-02-24 03:56:59,129 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c53eb55e/c13b526082a54e1f9f51d56b6c829ccf/FLAGe65da744d [2021-02-24 03:56:59,504 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c53eb55e/c13b526082a54e1f9f51d56b6c829ccf [2021-02-24 03:56:59,507 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-24 03:56:59,518 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-24 03:56:59,520 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-24 03:56:59,520 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-24 03:56:59,524 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-24 03:56:59,525 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 03:56:59" (1/1) ... [2021-02-24 03:56:59,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50b0b627 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:56:59, skipping insertion in model container [2021-02-24 03:56:59,526 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 03:56:59" (1/1) ... [2021-02-24 03:56:59,535 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-24 03:56:59,549 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-24 03:56:59,720 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/recursive/Fibonacci03.c[788,801] [2021-02-24 03:56:59,725 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-24 03:56:59,735 INFO L203 MainTranslator]: Completed pre-run [2021-02-24 03:56:59,752 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/recursive/Fibonacci03.c[788,801] [2021-02-24 03:56:59,753 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-24 03:56:59,770 INFO L208 MainTranslator]: Completed translation [2021-02-24 03:56:59,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:56:59 WrapperNode [2021-02-24 03:56:59,771 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-24 03:56:59,772 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-24 03:56:59,772 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-24 03:56:59,772 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-24 03:56:59,786 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:56:59" (1/1) ... [2021-02-24 03:56:59,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:56:59" (1/1) ... [2021-02-24 03:56:59,794 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:56:59" (1/1) ... [2021-02-24 03:56:59,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:56:59" (1/1) ... [2021-02-24 03:56:59,800 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:56:59" (1/1) ... [2021-02-24 03:56:59,802 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:56:59" (1/1) ... [2021-02-24 03:56:59,803 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:56:59" (1/1) ... [2021-02-24 03:56:59,805 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-24 03:56:59,806 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-24 03:56:59,806 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-24 03:56:59,807 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-24 03:56:59,808 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:56:59" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-24 03:56:59,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-24 03:56:59,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-24 03:56:59,923 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-24 03:56:59,923 INFO L138 BoogieDeclarations]: Found implementation of procedure fibonacci [2021-02-24 03:56:59,923 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-24 03:56:59,924 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-24 03:56:59,924 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-24 03:56:59,925 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-24 03:56:59,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-24 03:56:59,926 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-24 03:56:59,926 INFO L130 BoogieDeclarations]: Found specification of procedure fibonacci [2021-02-24 03:56:59,926 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-24 03:56:59,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-24 03:56:59,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-24 03:56:59,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-24 03:56:59,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-24 03:56:59,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-24 03:56:59,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-24 03:57:00,305 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-24 03:57:00,305 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-02-24 03:57:00,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 03:57:00 BoogieIcfgContainer [2021-02-24 03:57:00,307 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-24 03:57:00,312 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-24 03:57:00,312 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-24 03:57:00,319 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-24 03:57:00,321 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.02 03:56:59" (1/3) ... [2021-02-24 03:57:00,322 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@710c5152 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 03:57:00, skipping insertion in model container [2021-02-24 03:57:00,322 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:56:59" (2/3) ... [2021-02-24 03:57:00,323 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@710c5152 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 03:57:00, skipping insertion in model container [2021-02-24 03:57:00,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 03:57:00" (3/3) ... [2021-02-24 03:57:00,328 INFO L111 eAbstractionObserver]: Analyzing ICFG Fibonacci03.c [2021-02-24 03:57:00,342 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-24 03:57:00,351 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-24 03:57:00,403 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-24 03:57:00,471 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-24 03:57:00,471 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-24 03:57:00,472 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-02-24 03:57:00,472 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-24 03:57:00,472 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-24 03:57:00,472 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-24 03:57:00,472 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-24 03:57:00,472 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-24 03:57:00,492 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states. [2021-02-24 03:57:00,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-02-24 03:57:00,503 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:57:00,504 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 03:57:00,504 INFO L428 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:57:00,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:57:00,511 INFO L82 PathProgramCache]: Analyzing trace with hash 754086871, now seen corresponding path program 1 times [2021-02-24 03:57:00,521 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:57:00,522 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1352236093] [2021-02-24 03:57:00,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:57:00,608 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 03:57:00,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:00,748 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:00,749 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:00,751 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:00,752 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:00,776 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:00,777 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:00,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:57:00,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:00,918 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:00,923 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:00,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-02-24 03:57:00,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:00,962 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:00,962 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:00,978 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:00,979 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:01,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 03:57:01,006 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1352236093] [2021-02-24 03:57:01,007 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 03:57:01,008 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-24 03:57:01,008 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179250457] [2021-02-24 03:57:01,013 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-24 03:57:01,013 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 03:57:01,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-24 03:57:01,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-02-24 03:57:01,034 INFO L87 Difference]: Start difference. First operand 44 states. Second operand 6 states. [2021-02-24 03:57:01,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 03:57:01,570 INFO L93 Difference]: Finished difference Result 59 states and 66 transitions. [2021-02-24 03:57:01,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-02-24 03:57:01,572 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 27 [2021-02-24 03:57:01,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 03:57:01,582 INFO L225 Difference]: With dead ends: 59 [2021-02-24 03:57:01,582 INFO L226 Difference]: Without dead ends: 39 [2021-02-24 03:57:01,586 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-02-24 03:57:01,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2021-02-24 03:57:01,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2021-02-24 03:57:01,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2021-02-24 03:57:01,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 43 transitions. [2021-02-24 03:57:01,642 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 43 transitions. Word has length 27 [2021-02-24 03:57:01,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 03:57:01,643 INFO L480 AbstractCegarLoop]: Abstraction has 39 states and 43 transitions. [2021-02-24 03:57:01,643 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-24 03:57:01,643 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 43 transitions. [2021-02-24 03:57:01,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-02-24 03:57:01,646 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:57:01,646 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 03:57:01,646 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-24 03:57:01,646 INFO L428 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:57:01,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:57:01,647 INFO L82 PathProgramCache]: Analyzing trace with hash -213937358, now seen corresponding path program 1 times [2021-02-24 03:57:01,648 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:57:01,648 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [179288467] [2021-02-24 03:57:01,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:57:01,651 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 03:57:01,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:01,692 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:01,693 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:01,695 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:01,695 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:01,701 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:01,702 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:01,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:57:01,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:01,811 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:01,812 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:01,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-02-24 03:57:01,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:01,831 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:01,832 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:01,843 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:01,844 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:01,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 03:57:01,860 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [179288467] [2021-02-24 03:57:01,860 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 03:57:01,861 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-24 03:57:01,861 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328487457] [2021-02-24 03:57:01,862 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-24 03:57:01,862 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 03:57:01,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-24 03:57:01,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-02-24 03:57:01,864 INFO L87 Difference]: Start difference. First operand 39 states and 43 transitions. Second operand 6 states. [2021-02-24 03:57:02,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 03:57:02,252 INFO L93 Difference]: Finished difference Result 47 states and 52 transitions. [2021-02-24 03:57:02,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-02-24 03:57:02,253 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 28 [2021-02-24 03:57:02,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 03:57:02,255 INFO L225 Difference]: With dead ends: 47 [2021-02-24 03:57:02,255 INFO L226 Difference]: Without dead ends: 41 [2021-02-24 03:57:02,257 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-02-24 03:57:02,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2021-02-24 03:57:02,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 39. [2021-02-24 03:57:02,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2021-02-24 03:57:02,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 43 transitions. [2021-02-24 03:57:02,274 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 43 transitions. Word has length 28 [2021-02-24 03:57:02,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 03:57:02,274 INFO L480 AbstractCegarLoop]: Abstraction has 39 states and 43 transitions. [2021-02-24 03:57:02,274 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-24 03:57:02,275 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 43 transitions. [2021-02-24 03:57:02,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-02-24 03:57:02,276 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:57:02,277 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 03:57:02,277 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-24 03:57:02,277 INFO L428 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:57:02,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:57:02,278 INFO L82 PathProgramCache]: Analyzing trace with hash -1480948785, now seen corresponding path program 1 times [2021-02-24 03:57:02,278 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:57:02,279 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1705970078] [2021-02-24 03:57:02,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:57:02,282 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 03:57:02,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:02,319 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:02,320 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:02,321 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:02,321 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:02,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:57:02,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:02,378 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:02,379 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:02,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-02-24 03:57:02,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:02,413 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:02,414 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:02,422 WARN L141 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size [2021-02-24 03:57:02,423 WARN L147 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size 3 [2021-02-24 03:57:02,431 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:02,432 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-24 03:57:02,442 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:02,443 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:02,444 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:02,445 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:02,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:02,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:02,454 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:02,455 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:02,467 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:02,468 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:02,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-02-24 03:57:02,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:02,498 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:02,499 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:02,508 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-02-24 03:57:02,509 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1705970078] [2021-02-24 03:57:02,509 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 03:57:02,509 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-02-24 03:57:02,509 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170924638] [2021-02-24 03:57:02,512 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-24 03:57:02,512 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 03:57:02,513 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-24 03:57:02,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-02-24 03:57:02,513 INFO L87 Difference]: Start difference. First operand 39 states and 43 transitions. Second operand 7 states. [2021-02-24 03:57:02,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 03:57:02,924 INFO L93 Difference]: Finished difference Result 63 states and 74 transitions. [2021-02-24 03:57:02,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-24 03:57:02,925 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 44 [2021-02-24 03:57:02,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 03:57:02,927 INFO L225 Difference]: With dead ends: 63 [2021-02-24 03:57:02,927 INFO L226 Difference]: Without dead ends: 41 [2021-02-24 03:57:02,928 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2021-02-24 03:57:02,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2021-02-24 03:57:02,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2021-02-24 03:57:02,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2021-02-24 03:57:02,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 45 transitions. [2021-02-24 03:57:02,944 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 45 transitions. Word has length 44 [2021-02-24 03:57:02,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 03:57:02,944 INFO L480 AbstractCegarLoop]: Abstraction has 41 states and 45 transitions. [2021-02-24 03:57:02,944 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-02-24 03:57:02,945 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 45 transitions. [2021-02-24 03:57:02,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-02-24 03:57:02,947 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:57:02,947 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 03:57:02,947 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-24 03:57:02,947 INFO L428 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:57:02,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:57:02,948 INFO L82 PathProgramCache]: Analyzing trace with hash -189469004, now seen corresponding path program 1 times [2021-02-24 03:57:02,948 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:57:02,949 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1099173092] [2021-02-24 03:57:02,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:57:02,951 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 03:57:02,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:02,986 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:02,987 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:02,987 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:02,988 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:02,992 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:02,992 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:03,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:57:03,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:03,026 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:03,026 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:03,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-02-24 03:57:03,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:03,045 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:03,046 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:03,052 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:03,053 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:57:03,064 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:03,065 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:03,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:03,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:03,081 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:03,082 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:03,083 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:03,083 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:03,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:03,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:03,097 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:03,098 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:03,102 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-02-24 03:57:03,103 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1099173092] [2021-02-24 03:57:03,103 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 03:57:03,103 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-02-24 03:57:03,103 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711272610] [2021-02-24 03:57:03,104 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-02-24 03:57:03,104 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 03:57:03,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-02-24 03:57:03,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-02-24 03:57:03,105 INFO L87 Difference]: Start difference. First operand 41 states and 45 transitions. Second operand 8 states. [2021-02-24 03:57:03,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 03:57:03,511 INFO L93 Difference]: Finished difference Result 67 states and 81 transitions. [2021-02-24 03:57:03,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-02-24 03:57:03,511 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 45 [2021-02-24 03:57:03,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 03:57:03,514 INFO L225 Difference]: With dead ends: 67 [2021-02-24 03:57:03,514 INFO L226 Difference]: Without dead ends: 61 [2021-02-24 03:57:03,515 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2021-02-24 03:57:03,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2021-02-24 03:57:03,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2021-02-24 03:57:03,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2021-02-24 03:57:03,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 75 transitions. [2021-02-24 03:57:03,546 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 75 transitions. Word has length 45 [2021-02-24 03:57:03,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 03:57:03,549 INFO L480 AbstractCegarLoop]: Abstraction has 61 states and 75 transitions. [2021-02-24 03:57:03,549 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-02-24 03:57:03,549 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 75 transitions. [2021-02-24 03:57:03,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-02-24 03:57:03,558 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:57:03,558 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 03:57:03,558 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-24 03:57:03,558 INFO L428 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:57:03,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:57:03,559 INFO L82 PathProgramCache]: Analyzing trace with hash -1062763502, now seen corresponding path program 2 times [2021-02-24 03:57:03,559 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:57:03,560 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1112865193] [2021-02-24 03:57:03,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:57:03,566 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 03:57:03,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:03,631 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:03,632 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:03,632 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:03,633 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:03,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:57:03,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:03,672 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:03,672 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:03,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-02-24 03:57:03,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:03,705 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:03,707 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:03,707 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:03,708 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:03,713 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:03,714 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:03,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:03,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:03,754 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:03,757 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:03,766 WARN L141 QuantifierPusher]: treesize reduction 6, result has 53.8 percent of original size [2021-02-24 03:57:03,767 WARN L147 QuantifierPusher]: treesize reduction 6, result has 53.8 percent of original size 7 [2021-02-24 03:57:03,777 WARN L141 QuantifierPusher]: treesize reduction 1, result has 87.5 percent of original size [2021-02-24 03:57:03,778 WARN L147 QuantifierPusher]: treesize reduction 1, result has 87.5 percent of original size 7 [2021-02-24 03:57:03,788 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:03,789 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:03,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:03,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:03,812 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:03,813 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:03,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:03,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:03,819 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:03,820 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:03,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:03,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:03,837 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:03,837 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:03,840 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:03,842 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:03,857 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-02-24 03:57:03,858 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1112865193] [2021-02-24 03:57:03,858 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 03:57:03,858 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-24 03:57:03,858 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663292814] [2021-02-24 03:57:03,859 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-24 03:57:03,860 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 03:57:03,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-24 03:57:03,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-02-24 03:57:03,864 INFO L87 Difference]: Start difference. First operand 61 states and 75 transitions. Second operand 9 states. [2021-02-24 03:57:04,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 03:57:04,315 INFO L93 Difference]: Finished difference Result 119 states and 162 transitions. [2021-02-24 03:57:04,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-02-24 03:57:04,316 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 62 [2021-02-24 03:57:04,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 03:57:04,318 INFO L225 Difference]: With dead ends: 119 [2021-02-24 03:57:04,319 INFO L226 Difference]: Without dead ends: 75 [2021-02-24 03:57:04,321 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2021-02-24 03:57:04,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-02-24 03:57:04,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 63. [2021-02-24 03:57:04,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2021-02-24 03:57:04,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 78 transitions. [2021-02-24 03:57:04,344 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 78 transitions. Word has length 62 [2021-02-24 03:57:04,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 03:57:04,344 INFO L480 AbstractCegarLoop]: Abstraction has 63 states and 78 transitions. [2021-02-24 03:57:04,344 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-24 03:57:04,345 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 78 transitions. [2021-02-24 03:57:04,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-02-24 03:57:04,346 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:57:04,347 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 03:57:04,347 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-02-24 03:57:04,347 INFO L428 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:57:04,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:57:04,348 INFO L82 PathProgramCache]: Analyzing trace with hash -745129785, now seen corresponding path program 3 times [2021-02-24 03:57:04,348 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:57:04,348 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1852922868] [2021-02-24 03:57:04,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:57:04,351 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 03:57:04,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:04,379 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:04,380 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:04,382 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:04,383 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:04,386 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:04,386 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:04,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:57:04,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:04,438 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:04,439 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:04,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-02-24 03:57:04,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:04,456 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:04,457 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:04,463 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:04,464 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:57:04,473 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:04,474 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:04,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:04,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:04,493 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:04,494 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:04,495 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:04,496 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:57:04,506 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:04,507 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:04,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:04,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:04,521 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:04,522 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:04,523 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:04,523 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:04,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:04,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:04,538 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:04,539 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:04,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:04,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:04,545 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:04,545 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:04,553 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-02-24 03:57:04,554 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1852922868] [2021-02-24 03:57:04,554 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 03:57:04,554 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-02-24 03:57:04,554 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317212726] [2021-02-24 03:57:04,555 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-02-24 03:57:04,555 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 03:57:04,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-02-24 03:57:04,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-02-24 03:57:04,556 INFO L87 Difference]: Start difference. First operand 63 states and 78 transitions. Second operand 10 states. [2021-02-24 03:57:05,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 03:57:05,009 INFO L93 Difference]: Finished difference Result 97 states and 125 transitions. [2021-02-24 03:57:05,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-24 03:57:05,010 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 63 [2021-02-24 03:57:05,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 03:57:05,013 INFO L225 Difference]: With dead ends: 97 [2021-02-24 03:57:05,013 INFO L226 Difference]: Without dead ends: 91 [2021-02-24 03:57:05,014 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2021-02-24 03:57:05,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2021-02-24 03:57:05,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 85. [2021-02-24 03:57:05,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2021-02-24 03:57:05,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 111 transitions. [2021-02-24 03:57:05,062 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 111 transitions. Word has length 63 [2021-02-24 03:57:05,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 03:57:05,064 INFO L480 AbstractCegarLoop]: Abstraction has 85 states and 111 transitions. [2021-02-24 03:57:05,064 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-02-24 03:57:05,064 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 111 transitions. [2021-02-24 03:57:05,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-02-24 03:57:05,068 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:57:05,068 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 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] [2021-02-24 03:57:05,069 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-02-24 03:57:05,069 INFO L428 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:57:05,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:57:05,070 INFO L82 PathProgramCache]: Analyzing trace with hash -2037596062, now seen corresponding path program 4 times [2021-02-24 03:57:05,070 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:57:05,070 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1305650866] [2021-02-24 03:57:05,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:57:05,074 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 03:57:05,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:05,174 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:05,175 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:05,176 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:05,176 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:05,180 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:05,181 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:05,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:57:05,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:05,213 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:05,213 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:05,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-02-24 03:57:05,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:05,249 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:05,249 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:05,257 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:05,258 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:57:05,272 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:05,273 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:05,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:05,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:05,297 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:05,298 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:05,299 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:05,300 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:57:05,311 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:05,312 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:05,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:05,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:05,333 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:05,334 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:05,335 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:05,336 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:57:05,349 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:05,350 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:05,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:05,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:05,366 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:05,367 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:05,368 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:05,370 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:05,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:05,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:05,384 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:05,384 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:05,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:05,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:05,390 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:05,391 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:05,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-02-24 03:57:05,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:05,408 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:05,408 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:05,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:05,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:05,420 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:05,421 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:05,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:05,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:05,426 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:05,426 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:05,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:05,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:05,430 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:05,430 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:05,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:05,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:05,434 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:05,435 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:05,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:05,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:05,439 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:05,439 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:05,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-02-24 03:57:05,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:05,443 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:05,444 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:05,474 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-02-24 03:57:05,474 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1305650866] [2021-02-24 03:57:05,474 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 03:57:05,475 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-02-24 03:57:05,475 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089462229] [2021-02-24 03:57:05,475 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-02-24 03:57:05,475 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 03:57:05,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-02-24 03:57:05,476 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2021-02-24 03:57:05,476 INFO L87 Difference]: Start difference. First operand 85 states and 111 transitions. Second operand 12 states. [2021-02-24 03:57:06,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 03:57:06,051 INFO L93 Difference]: Finished difference Result 147 states and 200 transitions. [2021-02-24 03:57:06,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-02-24 03:57:06,052 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 134 [2021-02-24 03:57:06,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 03:57:06,056 INFO L225 Difference]: With dead ends: 147 [2021-02-24 03:57:06,056 INFO L226 Difference]: Without dead ends: 141 [2021-02-24 03:57:06,058 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=109, Invalid=271, Unknown=0, NotChecked=0, Total=380 [2021-02-24 03:57:06,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2021-02-24 03:57:06,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 129. [2021-02-24 03:57:06,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2021-02-24 03:57:06,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 179 transitions. [2021-02-24 03:57:06,096 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 179 transitions. Word has length 134 [2021-02-24 03:57:06,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 03:57:06,097 INFO L480 AbstractCegarLoop]: Abstraction has 129 states and 179 transitions. [2021-02-24 03:57:06,097 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2021-02-24 03:57:06,097 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 179 transitions. [2021-02-24 03:57:06,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-02-24 03:57:06,101 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:57:06,101 INFO L422 BasicCegarLoop]: trace histogram [21, 21, 17, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 7, 7, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 03:57:06,101 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-02-24 03:57:06,101 INFO L428 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:57:06,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:57:06,102 INFO L82 PathProgramCache]: Analyzing trace with hash 1259031404, now seen corresponding path program 5 times [2021-02-24 03:57:06,102 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:57:06,102 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1363109100] [2021-02-24 03:57:06,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:57:06,105 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 03:57:06,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:06,169 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,170 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:06,171 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,171 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:06,174 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,175 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:06,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:57:06,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:06,223 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,225 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:06,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-02-24 03:57:06,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:06,287 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,288 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:06,293 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,294 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:57:06,304 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,305 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:06,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:06,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:06,353 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,354 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:06,355 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,356 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:57:06,366 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,367 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:06,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:06,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:06,388 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,389 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:06,391 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,392 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:57:06,403 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,404 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:06,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:06,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:06,422 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,436 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:06,438 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,438 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:57:06,451 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,451 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:06,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:06,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:06,467 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,468 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:06,469 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,469 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:06,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:06,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:06,484 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,484 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:06,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:06,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:06,489 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,490 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:06,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-02-24 03:57:06,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:06,499 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,499 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:06,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:06,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:06,502 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,503 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:06,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:06,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:06,506 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,506 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:06,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-02-24 03:57:06,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:06,531 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,532 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:06,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:06,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:06,542 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,542 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:06,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:06,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:06,548 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,549 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:06,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:06,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:06,554 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,554 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:06,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:06,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:06,557 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,558 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:06,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:06,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:06,561 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,561 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:06,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:06,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:06,564 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,565 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:06,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-02-24 03:57:06,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:06,571 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,571 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:06,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:06,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:06,574 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,575 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:06,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:06,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:06,578 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,578 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:06,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-02-24 03:57:06,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:06,585 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:06,586 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:06,664 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2021-02-24 03:57:06,665 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1363109100] [2021-02-24 03:57:06,665 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 03:57:06,665 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-02-24 03:57:06,665 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333299863] [2021-02-24 03:57:06,666 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-02-24 03:57:06,666 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 03:57:06,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-02-24 03:57:06,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2021-02-24 03:57:06,667 INFO L87 Difference]: Start difference. First operand 129 states and 179 transitions. Second operand 14 states. [2021-02-24 03:57:07,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 03:57:07,389 INFO L93 Difference]: Finished difference Result 241 states and 349 transitions. [2021-02-24 03:57:07,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-24 03:57:07,390 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 204 [2021-02-24 03:57:07,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 03:57:07,395 INFO L225 Difference]: With dead ends: 241 [2021-02-24 03:57:07,395 INFO L226 Difference]: Without dead ends: 235 [2021-02-24 03:57:07,397 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=157, Invalid=395, Unknown=0, NotChecked=0, Total=552 [2021-02-24 03:57:07,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states. [2021-02-24 03:57:07,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 217. [2021-02-24 03:57:07,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 217 states. [2021-02-24 03:57:07,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 321 transitions. [2021-02-24 03:57:07,457 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 321 transitions. Word has length 204 [2021-02-24 03:57:07,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 03:57:07,458 INFO L480 AbstractCegarLoop]: Abstraction has 217 states and 321 transitions. [2021-02-24 03:57:07,458 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2021-02-24 03:57:07,458 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 321 transitions. [2021-02-24 03:57:07,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2021-02-24 03:57:07,463 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:57:07,463 INFO L422 BasicCegarLoop]: trace histogram [25, 25, 20, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 8, 8, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 03:57:07,464 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-02-24 03:57:07,464 INFO L428 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:57:07,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:57:07,464 INFO L82 PathProgramCache]: Analyzing trace with hash 1560094775, now seen corresponding path program 6 times [2021-02-24 03:57:07,465 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:57:07,465 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [122213548] [2021-02-24 03:57:07,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:57:07,469 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 03:57:07,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:07,532 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,533 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:07,534 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,534 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:07,537 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,538 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:07,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:57:07,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:07,563 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,563 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:07,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-02-24 03:57:07,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:07,621 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,621 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:07,627 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,629 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:57:07,638 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,638 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:07,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:07,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:07,673 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,673 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:07,674 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,675 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:57:07,685 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,686 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:07,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:07,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:07,711 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,712 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:07,713 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,714 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:57:07,728 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,728 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:07,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:07,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:07,750 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,750 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:07,751 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,752 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:57:07,764 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,765 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:07,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:07,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:07,787 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,787 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:07,788 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,789 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:57:07,803 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,804 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:07,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:07,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:07,820 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,821 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:07,821 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,822 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:07,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:07,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:07,837 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,838 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:07,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:07,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:07,843 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,843 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:07,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-02-24 03:57:07,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:07,853 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,854 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:07,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:07,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:07,856 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,857 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:07,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:07,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:07,859 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,860 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:07,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-02-24 03:57:07,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:07,876 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,877 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:07,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:07,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:07,882 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,882 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:07,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:07,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:07,885 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,886 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:07,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:07,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:07,888 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,889 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:07,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:07,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:07,892 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,893 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:07,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-02-24 03:57:07,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:07,944 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,944 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:07,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:07,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:07,950 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,951 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:07,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:07,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:07,957 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,957 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:07,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:07,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:07,961 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,961 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:07,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:07,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:07,964 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,964 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:07,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:07,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:07,967 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,969 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:07,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-02-24 03:57:07,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:07,975 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,975 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:07,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:07,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:07,978 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,978 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:07,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:07,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:07,982 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:07,982 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:08,093 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 285 trivial. 0 not checked. [2021-02-24 03:57:08,094 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [122213548] [2021-02-24 03:57:08,094 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 03:57:08,094 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-02-24 03:57:08,094 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193145426] [2021-02-24 03:57:08,095 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-02-24 03:57:08,095 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 03:57:08,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-02-24 03:57:08,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2021-02-24 03:57:08,096 INFO L87 Difference]: Start difference. First operand 217 states and 321 transitions. Second operand 16 states. [2021-02-24 03:57:08,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 03:57:08,999 INFO L93 Difference]: Finished difference Result 423 states and 654 transitions. [2021-02-24 03:57:08,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-24 03:57:08,999 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 239 [2021-02-24 03:57:09,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 03:57:09,007 INFO L225 Difference]: With dead ends: 423 [2021-02-24 03:57:09,007 INFO L226 Difference]: Without dead ends: 417 [2021-02-24 03:57:09,009 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 173 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=214, Invalid=542, Unknown=0, NotChecked=0, Total=756 [2021-02-24 03:57:09,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 417 states. [2021-02-24 03:57:09,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 417 to 393. [2021-02-24 03:57:09,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 393 states. [2021-02-24 03:57:09,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 393 states and 619 transitions. [2021-02-24 03:57:09,094 INFO L78 Accepts]: Start accepts. Automaton has 393 states and 619 transitions. Word has length 239 [2021-02-24 03:57:09,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 03:57:09,095 INFO L480 AbstractCegarLoop]: Abstraction has 393 states and 619 transitions. [2021-02-24 03:57:09,095 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2021-02-24 03:57:09,095 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 619 transitions. [2021-02-24 03:57:09,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 434 [2021-02-24 03:57:09,106 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:57:09,107 INFO L422 BasicCegarLoop]: trace histogram [47, 47, 38, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 15, 15, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 03:57:09,107 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-02-24 03:57:09,107 INFO L428 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:57:09,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:57:09,108 INFO L82 PathProgramCache]: Analyzing trace with hash 374645172, now seen corresponding path program 7 times [2021-02-24 03:57:09,108 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:57:09,108 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1393504300] [2021-02-24 03:57:09,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:57:09,112 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 03:57:09,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:09,256 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,257 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:09,258 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,259 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:09,261 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,262 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:09,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:57:09,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:09,286 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,287 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:09,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-02-24 03:57:09,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:09,393 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,395 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:09,396 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,397 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:09,402 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,403 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:09,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:09,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:09,446 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,446 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:09,453 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,454 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:57:09,464 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,465 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:09,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:09,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:09,521 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,521 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:09,522 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,523 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:57:09,535 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,535 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:09,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:09,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:09,563 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,564 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:09,564 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,565 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:57:09,578 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,578 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:09,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:09,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:09,600 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,601 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:09,602 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,603 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:57:09,616 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,617 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:09,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:09,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:09,637 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,637 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:09,639 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,639 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:57:09,654 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,655 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:09,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:09,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:09,672 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,673 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:09,674 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,674 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:09,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:09,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:09,691 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,691 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:09,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:09,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:09,696 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,697 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:09,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-02-24 03:57:09,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:09,706 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,706 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:09,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:09,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:09,709 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,710 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:09,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:09,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:09,712 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,713 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:09,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-02-24 03:57:09,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:09,731 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,733 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:09,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:09,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:09,738 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,738 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:09,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:09,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:09,743 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,744 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:09,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:09,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:09,747 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,747 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:09,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:09,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:09,751 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,751 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:09,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-02-24 03:57:09,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:09,777 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,778 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:09,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:09,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:09,784 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,784 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:09,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:09,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:09,788 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,789 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:09,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:09,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:09,792 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,792 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:09,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:09,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:09,795 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,795 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:09,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:09,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:09,798 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,798 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:09,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-02-24 03:57:09,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:09,803 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,804 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:09,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:09,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:09,807 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,807 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:09,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:09,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:09,811 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,812 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:09,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2021-02-24 03:57:09,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:09,884 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,885 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:09,886 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,887 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:09,897 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,898 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:09,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:09,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:09,922 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,922 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:09,923 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,923 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:57:09,938 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,939 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:09,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:09,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:09,968 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,991 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:09,992 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:09,994 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:10,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:10,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:10,021 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:10,021 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:10,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:10,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:10,025 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:10,025 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:10,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:10,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:10,028 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:10,028 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:10,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:10,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:10,031 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:10,032 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:10,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:10,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:10,035 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:10,036 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:10,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-02-24 03:57:10,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:10,045 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:10,046 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:10,047 WARN L141 QuantifierPusher]: treesize reduction 6, result has 53.8 percent of original size [2021-02-24 03:57:10,047 WARN L147 QuantifierPusher]: treesize reduction 6, result has 53.8 percent of original size 7 [2021-02-24 03:57:10,066 WARN L141 QuantifierPusher]: treesize reduction 1, result has 87.5 percent of original size [2021-02-24 03:57:10,067 WARN L147 QuantifierPusher]: treesize reduction 1, result has 87.5 percent of original size 7 [2021-02-24 03:57:10,086 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:10,087 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:10,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:10,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:10,113 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:10,114 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:10,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:10,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:10,119 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:10,120 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:10,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-02-24 03:57:10,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:10,134 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:10,135 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:10,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:10,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:10,139 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:10,139 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:10,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:10,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:10,142 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:10,143 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:10,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:10,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:10,146 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:10,147 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:10,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:10,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:10,151 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:10,151 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:10,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-02-24 03:57:10,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:10,185 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:10,186 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:10,187 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:10,188 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:57:10,188 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:10,189 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:10,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:10,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:10,198 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:10,199 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:10,200 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:10,200 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:57:10,201 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:10,201 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:10,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:10,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:10,205 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:10,206 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:10,206 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:10,207 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:10,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:10,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:10,210 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:10,211 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:10,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:10,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:10,217 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:10,217 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:10,662 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 219 proven. 251 refuted. 0 times theorem prover too weak. 856 trivial. 0 not checked. [2021-02-24 03:57:10,663 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1393504300] [2021-02-24 03:57:10,663 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 03:57:10,663 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2021-02-24 03:57:10,664 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088847109] [2021-02-24 03:57:10,664 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-02-24 03:57:10,665 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 03:57:10,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-02-24 03:57:10,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=444, Unknown=0, NotChecked=0, Total=552 [2021-02-24 03:57:10,666 INFO L87 Difference]: Start difference. First operand 393 states and 619 transitions. Second operand 24 states. [2021-02-24 03:57:12,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 03:57:12,762 INFO L93 Difference]: Finished difference Result 539 states and 935 transitions. [2021-02-24 03:57:12,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-02-24 03:57:12,763 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 433 [2021-02-24 03:57:12,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 03:57:12,766 INFO L225 Difference]: With dead ends: 539 [2021-02-24 03:57:12,766 INFO L226 Difference]: Without dead ends: 158 [2021-02-24 03:57:12,773 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 772 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=565, Invalid=2297, Unknown=0, NotChecked=0, Total=2862 [2021-02-24 03:57:12,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2021-02-24 03:57:12,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 130. [2021-02-24 03:57:12,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2021-02-24 03:57:12,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 165 transitions. [2021-02-24 03:57:12,796 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 165 transitions. Word has length 433 [2021-02-24 03:57:12,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 03:57:12,797 INFO L480 AbstractCegarLoop]: Abstraction has 130 states and 165 transitions. [2021-02-24 03:57:12,797 INFO L481 AbstractCegarLoop]: Interpolant automaton has 24 states. [2021-02-24 03:57:12,797 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 165 transitions. [2021-02-24 03:57:12,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 610 [2021-02-24 03:57:12,811 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:57:12,811 INFO L422 BasicCegarLoop]: trace histogram [67, 67, 54, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 21, 21, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 03:57:12,812 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-02-24 03:57:12,812 INFO L428 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:57:12,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:57:12,812 INFO L82 PathProgramCache]: Analyzing trace with hash 2136323284, now seen corresponding path program 8 times [2021-02-24 03:57:12,813 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:57:12,813 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2095975221] [2021-02-24 03:57:12,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:57:12,822 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 03:57:12,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,101 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,102 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,103 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,103 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:13,107 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,108 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:57:13,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,140 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,140 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-02-24 03:57:13,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,337 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,337 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:13,342 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,343 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:57:13,352 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,352 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:13,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:13,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,441 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,442 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:13,443 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,443 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:57:13,453 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,454 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:13,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:13,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,504 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,504 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:13,506 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,507 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:57:13,518 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,519 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:13,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:13,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,550 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,550 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:13,551 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,553 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:57:13,564 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,565 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:13,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:13,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,591 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,591 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:13,592 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,593 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:57:13,606 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,606 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:13,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:13,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,632 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,632 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:13,633 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,634 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:57:13,648 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,648 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:13,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:13,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,666 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,667 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:13,668 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,668 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:57:13,683 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,683 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:13,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:13,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,699 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,699 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:13,700 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,700 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:13,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:13,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,716 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,717 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:13,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,721 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,721 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-02-24 03:57:13,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,728 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,729 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:13,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,731 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,732 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:13,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,734 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,735 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-02-24 03:57:13,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,747 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,748 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:13,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,752 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,752 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:13,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,754 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,755 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:13,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,757 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,757 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:13,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,760 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,760 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-02-24 03:57:13,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,786 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,787 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:13,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,792 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,792 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:13,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,797 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,797 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:13,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,799 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,800 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:13,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,802 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,803 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:13,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,805 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,806 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-02-24 03:57:13,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,810 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,811 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:13,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,813 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,814 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:13,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,816 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,817 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2021-02-24 03:57:13,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,888 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,889 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:13,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,897 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,897 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:13,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,902 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,903 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:13,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,907 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,907 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:13,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,910 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,910 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:13,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,913 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,913 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:13,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,916 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,917 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-02-24 03:57:13,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,921 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,922 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:13,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,924 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,925 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:13,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,927 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,927 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-02-24 03:57:13,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,936 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,937 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:13,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,941 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,941 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:13,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,944 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,944 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:13,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,946 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,947 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:13,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:13,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:13,949 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:13,950 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:14,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2021-02-24 03:57:14,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:14,116 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:14,116 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:14,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:14,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:14,131 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:14,132 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:14,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:14,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:14,141 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:14,141 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:14,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:14,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:14,147 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:14,147 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:14,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:14,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:14,151 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:14,152 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:14,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:14,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:14,154 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:14,155 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:14,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:14,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:14,157 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:14,158 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:14,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:14,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:14,161 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:14,161 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:14,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-02-24 03:57:14,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:14,167 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:14,168 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:14,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:14,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:14,171 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:14,172 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:14,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:14,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:14,174 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:14,175 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:14,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-02-24 03:57:14,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:14,188 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:14,188 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:14,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:14,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:14,192 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:14,193 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:14,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:14,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:14,195 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:14,196 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:14,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:14,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:14,198 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:14,199 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:14,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:14,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:14,202 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:14,202 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:14,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-02-24 03:57:14,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:14,225 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:14,226 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:14,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:14,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:14,231 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:14,231 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:14,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:14,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:14,235 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:14,236 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:14,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:14,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:14,238 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:14,238 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:14,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:14,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:14,241 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:14,241 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:14,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:14,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:14,243 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:14,244 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:14,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-02-24 03:57:14,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:14,249 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:14,249 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:14,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:14,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:14,252 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:14,252 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:14,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:14,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:14,255 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:14,255 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:14,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2944 backedges. 0 proven. 356 refuted. 0 times theorem prover too weak. 2588 trivial. 0 not checked. [2021-02-24 03:57:14,713 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2095975221] [2021-02-24 03:57:14,713 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 03:57:14,714 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2021-02-24 03:57:14,714 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344110862] [2021-02-24 03:57:14,715 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-02-24 03:57:14,715 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 03:57:14,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-02-24 03:57:14,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=259, Unknown=0, NotChecked=0, Total=380 [2021-02-24 03:57:14,716 INFO L87 Difference]: Start difference. First operand 130 states and 165 transitions. Second operand 20 states. [2021-02-24 03:57:15,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 03:57:15,881 INFO L93 Difference]: Finished difference Result 478 states and 664 transitions. [2021-02-24 03:57:15,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-02-24 03:57:15,881 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 609 [2021-02-24 03:57:15,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 03:57:15,890 INFO L225 Difference]: With dead ends: 478 [2021-02-24 03:57:15,890 INFO L226 Difference]: Without dead ends: 472 [2021-02-24 03:57:15,892 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 332 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=355, Invalid=905, Unknown=0, NotChecked=0, Total=1260 [2021-02-24 03:57:15,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 472 states. [2021-02-24 03:57:15,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 472 to 436. [2021-02-24 03:57:15,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 436 states. [2021-02-24 03:57:15,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 610 transitions. [2021-02-24 03:57:15,963 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 610 transitions. Word has length 609 [2021-02-24 03:57:15,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 03:57:15,964 INFO L480 AbstractCegarLoop]: Abstraction has 436 states and 610 transitions. [2021-02-24 03:57:15,964 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2021-02-24 03:57:15,965 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 610 transitions. [2021-02-24 03:57:16,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 980 [2021-02-24 03:57:16,009 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:57:16,009 INFO L422 BasicCegarLoop]: trace histogram [109, 109, 88, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 34, 34, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 03:57:16,010 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-02-24 03:57:16,010 INFO L428 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:57:16,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:57:16,011 INFO L82 PathProgramCache]: Analyzing trace with hash -2090601305, now seen corresponding path program 9 times [2021-02-24 03:57:16,011 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:57:16,011 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1065801852] [2021-02-24 03:57:16,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:57:16,021 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 03:57:16,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:16,896 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:16,896 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:16,897 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:16,897 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:16,900 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:16,901 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:16,905 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:16,905 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:16,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:57:16,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:16,931 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:16,931 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:16,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-02-24 03:57:17,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:17,473 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:17,474 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:17,475 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:17,475 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:17,481 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:17,481 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:17,489 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:17,489 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:17,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:17,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:17,734 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:17,735 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:17,735 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:17,736 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:17,745 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:17,746 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:17,757 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:17,758 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:17,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:17,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:17,866 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:17,867 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:17,867 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:17,868 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:17,879 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:17,880 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:17,893 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:17,893 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:17,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:17,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:17,977 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:17,977 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:17,978 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:17,978 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:17,992 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:17,992 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:18,008 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,011 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:18,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,055 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,056 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,056 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,057 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,073 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,074 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:18,091 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,092 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:18,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,126 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,127 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,129 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,130 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,147 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,150 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:18,168 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,169 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:18,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,196 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,197 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,197 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,198 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,216 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,217 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:18,238 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,239 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:18,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,266 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,266 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,267 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,267 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,268 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,268 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:18,291 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,292 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:18,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,317 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,317 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,318 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,318 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:18,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,322 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,323 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,324 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,324 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:18,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,352 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,352 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,353 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,353 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-02-24 03:57:18,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,362 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,363 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,363 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,364 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,364 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,365 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:18,365 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,366 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:18,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,369 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,369 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,370 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,370 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:18,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,375 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,378 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,378 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,379 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-02-24 03:57:18,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,393 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,394 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,394 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,395 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,395 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,396 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:18,396 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,396 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:18,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,402 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,403 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,404 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,404 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,404 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,405 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:18,405 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,406 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:18,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,409 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,410 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,410 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,411 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:18,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,415 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,418 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,419 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,419 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:18,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,424 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,425 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,425 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,426 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-02-24 03:57:18,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,457 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,458 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,458 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,459 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,459 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,460 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:18,460 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,461 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:18,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,470 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,471 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,472 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,472 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,472 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,473 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:18,473 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,474 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:18,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,481 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,481 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,482 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,482 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,483 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,483 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:18,484 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,484 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:18,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,488 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,488 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,489 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,489 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:18,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,493 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,496 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,497 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,497 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:18,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,504 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,505 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,505 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,506 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-02-24 03:57:18,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,515 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,515 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,516 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,516 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,517 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,517 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:18,518 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,518 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:18,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,522 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,522 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,523 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,524 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:18,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,527 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,528 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,529 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,529 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2021-02-24 03:57:18,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,610 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,610 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,611 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,611 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,612 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,612 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:18,613 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,613 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:18,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,630 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,631 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,632 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,632 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,633 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,633 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:18,634 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,634 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:18,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,645 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,646 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,647 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,647 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,648 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,648 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:18,648 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,649 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:18,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,656 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,657 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,658 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,659 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,659 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,660 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:18,661 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,661 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:18,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,665 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,665 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,666 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,666 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:18,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,670 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,671 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,671 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,672 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:18,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,677 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,677 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,678 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,679 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-02-24 03:57:18,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,688 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,689 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,689 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,690 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,690 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,691 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:18,691 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,692 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:18,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,696 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,697 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,697 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,698 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:18,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,702 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,702 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,703 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,703 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-02-24 03:57:18,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,719 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,719 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,720 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,720 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,721 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,721 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:18,722 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,722 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:18,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,729 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,730 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,730 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,731 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,731 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,732 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:18,732 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,733 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:18,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,737 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,737 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,738 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,738 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:18,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,742 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,743 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,743 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,744 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:18,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,748 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,749 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,750 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,750 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2021-02-24 03:57:18,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,955 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,956 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,956 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,957 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,957 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,958 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:18,958 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,958 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:18,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:18,982 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,983 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:18,984 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,984 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,984 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,985 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:18,985 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:18,986 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:18,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:18,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,001 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,002 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,002 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,003 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,003 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,004 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:19,004 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,005 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:19,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,014 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,014 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,016 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,017 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,017 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,017 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:19,018 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,018 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:19,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,024 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,025 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,025 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,026 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,027 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,028 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:19,028 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,029 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:19,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,034 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,035 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,035 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,036 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:19,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,039 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,040 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,040 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,041 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:19,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,046 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,046 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,047 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,047 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-02-24 03:57:19,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,055 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,055 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,056 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,056 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,057 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,057 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:19,058 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,058 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:19,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,061 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,061 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,062 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,062 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:19,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,066 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,067 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,067 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,068 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-02-24 03:57:19,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,083 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,084 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,085 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,085 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,086 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,087 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:19,087 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,088 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:19,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,094 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,095 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,096 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,096 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,096 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,097 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:19,097 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,098 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:19,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,101 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,101 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,102 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,102 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:19,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,105 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,106 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,106 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,106 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:19,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,110 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,110 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,111 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,111 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-02-24 03:57:19,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,153 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,154 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,154 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,155 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,155 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,155 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:19,156 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,156 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:19,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,166 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,166 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,167 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,167 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,167 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,168 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:19,168 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,169 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:19,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,175 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,175 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,176 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,176 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,177 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,177 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:19,178 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,178 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:19,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,182 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,182 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,183 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,183 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:19,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,186 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,187 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,187 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,188 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:19,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,192 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,192 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,193 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,193 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-02-24 03:57:19,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,200 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,201 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,201 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,202 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,202 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,203 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:19,204 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,204 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:19,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,207 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,208 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,208 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,208 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:19,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,212 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,213 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,213 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,214 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2021-02-24 03:57:19,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,738 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,739 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,739 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,740 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,740 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,741 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:19,741 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,741 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:19,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,781 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,782 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,783 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,783 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,783 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,784 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:19,784 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,785 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:19,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,807 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,808 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,808 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,808 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,809 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,809 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:19,810 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,810 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:19,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,824 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,824 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,825 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,825 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,826 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,826 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:19,827 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,827 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:19,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,854 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,855 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,857 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,858 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,858 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,858 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:19,860 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,860 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:19,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,874 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,878 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,879 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,879 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,880 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,880 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:19,880 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,881 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:19,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,885 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,885 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,886 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,886 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:19,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,889 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,890 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,890 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,891 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:19,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,895 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,895 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,896 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,896 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-02-24 03:57:19,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,904 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,905 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,906 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,906 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,906 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,907 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:19,907 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,908 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:19,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,911 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,911 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,912 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,912 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:19,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,915 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,916 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,916 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,917 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-02-24 03:57:19,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,931 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,931 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,932 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,932 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,934 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,934 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:19,935 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,935 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:19,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,941 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,942 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,942 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,943 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,943 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,944 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:19,944 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,945 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:19,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,948 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,948 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,949 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,949 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:19,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,952 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,953 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,953 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,954 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:19,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,958 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,958 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,959 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,959 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-02-24 03:57:19,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:19,989 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,990 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:19,991 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,991 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,992 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,992 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:19,992 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:19,993 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:19,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:19,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:20,004 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,004 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:20,005 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,005 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,006 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,006 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:20,007 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,007 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:20,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:20,013 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,014 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:20,014 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,015 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,016 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,017 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:20,017 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,017 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:20,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:20,021 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,021 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:20,022 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,022 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:20,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:20,025 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,026 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:20,026 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,027 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:20,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:20,031 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,031 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:20,032 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,032 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-02-24 03:57:20,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:20,040 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,041 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:20,041 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,042 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,042 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,042 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:20,043 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,043 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:20,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:20,047 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,047 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:20,048 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,048 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:20,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:20,051 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,052 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:20,052 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,053 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2021-02-24 03:57:20,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:20,123 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,123 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:20,124 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,124 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,125 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,125 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:20,126 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,126 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:20,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:20,140 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,141 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:20,142 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,142 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,142 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,143 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:20,143 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,144 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:20,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:20,152 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,153 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:20,153 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,154 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,154 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,155 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:20,155 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,156 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:20,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:20,162 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,163 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:20,164 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,164 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,164 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,165 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:20,165 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,166 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:20,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:20,169 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,169 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:20,170 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,170 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:20,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:20,174 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,174 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:20,175 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,175 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:20,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:20,179 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,180 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:20,180 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,181 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-02-24 03:57:20,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:20,189 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,190 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:20,190 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,191 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,191 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,192 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:20,192 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,192 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:20,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:20,196 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,196 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:20,197 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,197 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:20,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:20,201 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,201 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:20,202 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,202 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-02-24 03:57:20,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:20,218 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,218 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:20,219 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,219 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,220 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,220 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:20,221 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,221 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:20,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:20,228 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,229 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:20,229 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,230 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,230 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,231 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:57:20,231 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,231 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:57:20,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:20,235 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,236 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:20,236 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,236 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 03:57:20,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:20,240 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,241 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:20,241 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,242 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:20,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-24 03:57:20,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:57:20,246 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,246 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:57:20,247 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:57:20,247 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:57:21,773 INFO L134 CoverageAnalysis]: Checked inductivity of 7702 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7702 trivial. 0 not checked. [2021-02-24 03:57:21,773 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1065801852] [2021-02-24 03:57:21,773 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 03:57:21,774 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-02-24 03:57:21,774 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376516050] [2021-02-24 03:57:21,774 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-02-24 03:57:21,775 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 03:57:21,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-02-24 03:57:21,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=140, Invalid=672, Unknown=0, NotChecked=0, Total=812 [2021-02-24 03:57:21,776 INFO L87 Difference]: Start difference. First operand 436 states and 610 transitions. Second operand 29 states. [2021-02-24 03:57:24,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 03:57:24,879 INFO L93 Difference]: Finished difference Result 770 states and 1108 transitions. [2021-02-24 03:57:24,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-02-24 03:57:24,881 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 979 [2021-02-24 03:57:24,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 03:57:24,885 INFO L225 Difference]: With dead ends: 770 [2021-02-24 03:57:24,885 INFO L226 Difference]: Without dead ends: 0 [2021-02-24 03:57:24,894 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 486 GetRequests, 414 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 699 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=1165, Invalid=4237, Unknown=0, NotChecked=0, Total=5402 [2021-02-24 03:57:24,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-24 03:57:24,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-24 03:57:24,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-24 03:57:24,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-24 03:57:24,895 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 979 [2021-02-24 03:57:24,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 03:57:24,896 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-24 03:57:24,896 INFO L481 AbstractCegarLoop]: Interpolant automaton has 29 states. [2021-02-24 03:57:24,896 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-24 03:57:24,896 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-24 03:57:24,897 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-02-24 03:57:24,899 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-24 03:57:34,740 WARN L202 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 177 DAG size of output: 42 [2021-02-24 03:57:35,945 WARN L202 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 190 DAG size of output: 37 [2021-02-24 03:57:36,161 WARN L202 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 9 [2021-02-24 03:57:37,314 WARN L202 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 190 DAG size of output: 37 [2021-02-24 03:57:39,077 WARN L202 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 229 DAG size of output: 66 [2021-02-24 03:57:39,315 WARN L202 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 6 [2021-02-24 03:57:41,077 WARN L202 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 220 DAG size of output: 53 [2021-02-24 03:57:42,961 WARN L202 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 220 DAG size of output: 53 [2021-02-24 03:57:43,839 WARN L202 SmtUtils]: Spent 866.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 44 [2021-02-24 03:57:44,122 WARN L202 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 3 [2021-02-24 03:57:45,407 WARN L202 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 177 DAG size of output: 42 [2021-02-24 03:57:45,640 WARN L202 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 6 [2021-02-24 03:57:45,973 WARN L202 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 6 [2021-02-24 03:57:46,105 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-02-24 03:57:46,105 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-02-24 03:57:46,106 INFO L189 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-02-24 03:57:46,106 INFO L185 CegarLoopUtils]: At program point fibonacciFINAL(lines 16 24) the Hoare annotation is: (and (or (and (<= 21 |fibonacci_#res|) (<= fibonacci_~n 8)) (<= fibonacci_~n 2) (and (<= 13 |fibonacci_#res|) (<= fibonacci_~n 7)) (and (<= fibonacci_~n 3) (<= 2 |fibonacci_#res|)) (and (<= 8 |fibonacci_#res|) (<= fibonacci_~n 6)) (and (<= 3 |fibonacci_#res|) (<= fibonacci_~n 4)) (and (<= fibonacci_~n 5) (<= 5 |fibonacci_#res|)) (<= 34 |fibonacci_#res|)) (= fibonacci_~n |fibonacci_#in~n|) (or (<= 1 |fibonacci_#res|) (<= |fibonacci_#in~n| 0)) (<= 0 |fibonacci_#res|)) [2021-02-24 03:57:46,106 INFO L192 CegarLoopUtils]: At program point fibonacciENTRY(lines 16 24) the Hoare annotation is: true [2021-02-24 03:57:46,107 INFO L185 CegarLoopUtils]: At program point L22(line 22) the Hoare annotation is: (and (= fibonacci_~n |fibonacci_#in~n|) (< 1 fibonacci_~n)) [2021-02-24 03:57:46,107 INFO L185 CegarLoopUtils]: At program point L22-1(line 22) the Hoare annotation is: (and (= fibonacci_~n |fibonacci_#in~n|) (<= 1 |fibonacci_#t~ret7|) (< 1 fibonacci_~n) (or (and (<= 5 |fibonacci_#t~ret7|) (<= fibonacci_~n 6)) (and (<= 8 |fibonacci_#t~ret7|) (<= fibonacci_~n 7)) (not (<= 4 |fibonacci_#in~n|)) (and (<= 13 |fibonacci_#t~ret7|) (<= fibonacci_~n 8)) (<= 21 |fibonacci_#t~ret7|) (and (<= 2 |fibonacci_#t~ret7|) (<= fibonacci_~n 4)) (and (<= fibonacci_~n 5) (<= 3 |fibonacci_#t~ret7|)))) [2021-02-24 03:57:46,107 INFO L185 CegarLoopUtils]: At program point L20(line 20) the Hoare annotation is: (and (<= |fibonacci_#in~n| 1) (= fibonacci_~n |fibonacci_#in~n|) (< 0 fibonacci_~n)) [2021-02-24 03:57:46,107 INFO L185 CegarLoopUtils]: At program point L22-2(line 22) the Hoare annotation is: (and (= fibonacci_~n |fibonacci_#in~n|) (<= 1 |fibonacci_#t~ret7|) (< 1 fibonacci_~n) (or (and (<= 5 |fibonacci_#t~ret7|) (<= fibonacci_~n 6)) (and (<= 8 |fibonacci_#t~ret7|) (<= fibonacci_~n 7)) (not (<= 4 |fibonacci_#in~n|)) (and (<= 13 |fibonacci_#t~ret7|) (<= fibonacci_~n 8)) (<= 21 |fibonacci_#t~ret7|) (and (<= 2 |fibonacci_#t~ret7|) (<= fibonacci_~n 4)) (and (<= fibonacci_~n 5) (<= 3 |fibonacci_#t~ret7|)))) [2021-02-24 03:57:46,108 INFO L185 CegarLoopUtils]: At program point L19(lines 19 23) the Hoare annotation is: (and (= fibonacci_~n |fibonacci_#in~n|) (< 0 fibonacci_~n)) [2021-02-24 03:57:46,108 INFO L185 CegarLoopUtils]: At program point L22-3(line 22) the Hoare annotation is: (let ((.cse0 (+ |fibonacci_#t~ret7| |fibonacci_#t~ret8|))) (and (or (and (<= 5 .cse0) (<= fibonacci_~n 5) (<= 3 |fibonacci_#t~ret7|)) (not (<= 4 |fibonacci_#in~n|)) (and (<= 3 .cse0) (<= 2 |fibonacci_#t~ret7|) (<= fibonacci_~n 4)) (and (<= 21 |fibonacci_#t~ret7|) (<= 34 .cse0)) (and (<= 5 |fibonacci_#t~ret7|) (<= 8 .cse0) (<= fibonacci_~n 6)) (and (<= 13 |fibonacci_#t~ret7|) (<= fibonacci_~n 8) (<= 21 .cse0)) (and (<= 13 .cse0) (<= 8 |fibonacci_#t~ret7|) (<= fibonacci_~n 7))) (let ((.cse1 (= fibonacci_~n |fibonacci_#in~n|)) (.cse2 (<= 1 |fibonacci_#t~ret7|))) (or (and (<= fibonacci_~n 2) (<= 1 .cse0) .cse1 .cse2 (< 1 fibonacci_~n)) (and (<= 2 .cse0) (<= 3 fibonacci_~n) .cse1 .cse2))))) [2021-02-24 03:57:46,108 INFO L185 CegarLoopUtils]: At program point L18(line 18) the Hoare annotation is: (and (= fibonacci_~n |fibonacci_#in~n|) (<= |fibonacci_#in~n| 0)) [2021-02-24 03:57:46,108 INFO L185 CegarLoopUtils]: At program point L22-4(line 22) the Hoare annotation is: (let ((.cse0 (+ |fibonacci_#t~ret7| |fibonacci_#t~ret8|))) (and (or (and (<= 5 .cse0) (<= fibonacci_~n 5) (<= 3 |fibonacci_#t~ret7|)) (not (<= 4 |fibonacci_#in~n|)) (and (<= 3 .cse0) (<= 2 |fibonacci_#t~ret7|) (<= fibonacci_~n 4)) (and (<= 21 |fibonacci_#t~ret7|) (<= 34 .cse0)) (and (<= 5 |fibonacci_#t~ret7|) (<= 8 .cse0) (<= fibonacci_~n 6)) (and (<= 13 |fibonacci_#t~ret7|) (<= fibonacci_~n 8) (<= 21 .cse0)) (and (<= 13 .cse0) (<= 8 |fibonacci_#t~ret7|) (<= fibonacci_~n 7))) (let ((.cse1 (= fibonacci_~n |fibonacci_#in~n|)) (.cse2 (<= 1 |fibonacci_#t~ret7|))) (or (and (<= fibonacci_~n 2) (<= 1 .cse0) .cse1 .cse2 (< 1 fibonacci_~n)) (and (<= 2 .cse0) (<= 3 fibonacci_~n) .cse1 .cse2))))) [2021-02-24 03:57:46,109 INFO L185 CegarLoopUtils]: At program point fibonacciEXIT(lines 16 24) the Hoare annotation is: (and (or (and (<= 21 |fibonacci_#res|) (<= fibonacci_~n 8)) (<= fibonacci_~n 2) (and (<= 13 |fibonacci_#res|) (<= fibonacci_~n 7)) (and (<= fibonacci_~n 3) (<= 2 |fibonacci_#res|)) (and (<= 8 |fibonacci_#res|) (<= fibonacci_~n 6)) (and (<= 3 |fibonacci_#res|) (<= fibonacci_~n 4)) (and (<= fibonacci_~n 5) (<= 5 |fibonacci_#res|)) (<= 34 |fibonacci_#res|)) (= fibonacci_~n |fibonacci_#in~n|) (or (<= 1 |fibonacci_#res|) (<= |fibonacci_#in~n| 0)) (<= 0 |fibonacci_#res|)) [2021-02-24 03:57:46,109 INFO L185 CegarLoopUtils]: At program point L17(lines 17 23) the Hoare annotation is: (= fibonacci_~n |fibonacci_#in~n|) [2021-02-24 03:57:46,109 INFO L185 CegarLoopUtils]: At program point L22-5(line 22) the Hoare annotation is: (let ((.cse1 (+ |fibonacci_#t~ret7| |fibonacci_#t~ret8|)) (.cse0 (<= 4 |fibonacci_#in~n|))) (and (or (not .cse0) (and (<= 3 .cse1) (<= 3 |fibonacci_#res|) (<= 2 |fibonacci_#t~ret7|))) (let ((.cse3 (<= 1 |fibonacci_#t~ret7|)) (.cse4 (<= 6 fibonacci_~n)) (.cse2 (= fibonacci_~n |fibonacci_#in~n|))) (or (and (<= 2 .cse1) (<= 3 fibonacci_~n) .cse2 .cse3 (<= fibonacci_~n 3) (<= 2 |fibonacci_#res|)) (and .cse4 .cse2 (<= 21 |fibonacci_#t~ret7|) (<= 34 |fibonacci_#res|) (<= 34 .cse1)) (and .cse4 (<= 5 |fibonacci_#t~ret7|) .cse2 (<= 8 |fibonacci_#res|) (<= 8 .cse1) (<= fibonacci_~n 6)) (and (<= 13 .cse1) .cse4 (<= 13 |fibonacci_#res|) .cse2 (<= 8 |fibonacci_#t~ret7|) (<= fibonacci_~n 7)) (and (<= fibonacci_~n 2) (<= 1 .cse1) .cse2 (<= 1 |fibonacci_#res|) .cse3 (< 1 fibonacci_~n)) (and (<= 5 .cse1) (<= fibonacci_~n 5) (<= 5 |fibonacci_#res|) (<= 5 fibonacci_~n) .cse2 (<= 3 |fibonacci_#t~ret7|)) (and (<= 13 |fibonacci_#t~ret7|) .cse4 (<= 21 |fibonacci_#res|) (<= fibonacci_~n 8) .cse2 (<= 21 .cse1)) (and .cse0 .cse2 (<= fibonacci_~n 4)))))) [2021-02-24 03:57:46,109 INFO L185 CegarLoopUtils]: At program point L22-6(line 22) the Hoare annotation is: (let ((.cse1 (<= 6 fibonacci_~n)) (.cse0 (= fibonacci_~n |fibonacci_#in~n|))) (or (and (<= fibonacci_~n 5) (<= 5 |fibonacci_#res|) (<= 5 fibonacci_~n) .cse0) (and .cse1 (<= 21 |fibonacci_#res|) (<= fibonacci_~n 8) .cse0) (and .cse1 .cse0 (<= 34 |fibonacci_#res|)) (and .cse1 (<= 13 |fibonacci_#res|) .cse0 (<= fibonacci_~n 7)) (and (<= 3 fibonacci_~n) .cse0 (<= fibonacci_~n 3) (<= 2 |fibonacci_#res|)) (and (<= fibonacci_~n 2) .cse0 (<= 1 |fibonacci_#res|) (< 1 fibonacci_~n)) (and .cse1 .cse0 (<= 8 |fibonacci_#res|) (<= fibonacci_~n 6)) (and (<= 4 |fibonacci_#in~n|) (<= 3 |fibonacci_#res|) .cse0 (<= fibonacci_~n 4)))) [2021-02-24 03:57:46,110 INFO L192 CegarLoopUtils]: At program point L3-2(line 3) the Hoare annotation is: true [2021-02-24 03:57:46,110 INFO L192 CegarLoopUtils]: At program point L3-3(line 3) the Hoare annotation is: true [2021-02-24 03:57:46,110 INFO L192 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-02-24 03:57:46,110 INFO L192 CegarLoopUtils]: At program point L3-4(line 3) the Hoare annotation is: true [2021-02-24 03:57:46,110 INFO L192 CegarLoopUtils]: At program point L-1-1(line -1) the Hoare annotation is: true [2021-02-24 03:57:46,110 INFO L192 CegarLoopUtils]: At program point ULTIMATE.initFINAL(line 3) the Hoare annotation is: true [2021-02-24 03:57:46,110 INFO L185 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#valid)| |#valid|)) [2021-02-24 03:57:46,110 INFO L192 CegarLoopUtils]: At program point L3(line 3) the Hoare annotation is: true [2021-02-24 03:57:46,110 INFO L192 CegarLoopUtils]: At program point L3-1(line 3) the Hoare annotation is: true [2021-02-24 03:57:46,111 INFO L192 CegarLoopUtils]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2021-02-24 03:57:46,111 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2021-02-24 03:57:46,111 INFO L192 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-02-24 03:57:46,111 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-24 03:57:46,111 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2021-02-24 03:57:46,111 INFO L185 CegarLoopUtils]: At program point L33(lines 33 37) the Hoare annotation is: (or (<= 34 main_~result~0) (<= main_~x~0 8)) [2021-02-24 03:57:46,111 INFO L192 CegarLoopUtils]: At program point L32(line 32) the Hoare annotation is: true [2021-02-24 03:57:46,111 INFO L185 CegarLoopUtils]: At program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 36) the Hoare annotation is: false [2021-02-24 03:57:46,111 INFO L185 CegarLoopUtils]: At program point L32-1(line 32) the Hoare annotation is: (or (<= main_~x~0 8) (<= 34 |main_#t~ret10|)) [2021-02-24 03:57:46,112 INFO L192 CegarLoopUtils]: At program point L30(line 30) the Hoare annotation is: true [2021-02-24 03:57:46,112 INFO L185 CegarLoopUtils]: At program point L32-2(line 32) the Hoare annotation is: (or (<= main_~x~0 8) (<= 34 |main_#t~ret10|)) [2021-02-24 03:57:46,112 INFO L192 CegarLoopUtils]: At program point mainENTRY(lines 27 38) the Hoare annotation is: true [2021-02-24 03:57:46,112 INFO L192 CegarLoopUtils]: At program point L29(lines 29 31) the Hoare annotation is: true [2021-02-24 03:57:46,112 INFO L185 CegarLoopUtils]: At program point L32-3(line 32) the Hoare annotation is: (or (and (<= 34 main_~result~0) (<= 34 |main_#t~ret10|)) (<= main_~x~0 8)) [2021-02-24 03:57:46,112 INFO L192 CegarLoopUtils]: At program point L28(line 28) the Hoare annotation is: true [2021-02-24 03:57:46,112 INFO L192 CegarLoopUtils]: At program point L28-1(line 28) the Hoare annotation is: true [2021-02-24 03:57:46,112 INFO L192 CegarLoopUtils]: At program point mainEXIT(lines 27 38) the Hoare annotation is: true [2021-02-24 03:57:46,113 INFO L192 CegarLoopUtils]: At program point mainFINAL(lines 27 38) the Hoare annotation is: true [2021-02-24 03:57:46,113 INFO L185 CegarLoopUtils]: At program point L36(line 36) the Hoare annotation is: false [2021-02-24 03:57:46,113 INFO L185 CegarLoopUtils]: At program point L36-1(line 36) the Hoare annotation is: false [2021-02-24 03:57:46,113 INFO L192 CegarLoopUtils]: At program point L34(line 34) the Hoare annotation is: true [2021-02-24 03:57:46,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.02 03:57:46 BoogieIcfgContainer [2021-02-24 03:57:46,132 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-24 03:57:46,133 INFO L168 Benchmark]: Toolchain (without parser) took 46624.29 ms. Allocated memory was 151.0 MB in the beginning and 964.7 MB in the end (delta: 813.7 MB). Free memory was 126.7 MB in the beginning and 775.4 MB in the end (delta: -648.7 MB). Peak memory consumption was 580.0 MB. Max. memory is 8.0 GB. [2021-02-24 03:57:46,133 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 151.0 MB. Free memory is still 124.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-24 03:57:46,133 INFO L168 Benchmark]: CACSL2BoogieTranslator took 251.45 ms. Allocated memory is still 151.0 MB. Free memory was 125.6 MB in the beginning and 116.4 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2021-02-24 03:57:46,133 INFO L168 Benchmark]: Boogie Preprocessor took 33.61 ms. Allocated memory is still 151.0 MB. Free memory was 116.4 MB in the beginning and 115.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-02-24 03:57:46,134 INFO L168 Benchmark]: RCFGBuilder took 501.01 ms. Allocated memory is still 151.0 MB. Free memory was 115.0 MB in the beginning and 100.5 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-02-24 03:57:46,134 INFO L168 Benchmark]: TraceAbstraction took 45819.60 ms. Allocated memory was 151.0 MB in the beginning and 964.7 MB in the end (delta: 813.7 MB). Free memory was 99.9 MB in the beginning and 775.4 MB in the end (delta: -675.5 MB). Peak memory consumption was 552.7 MB. Max. memory is 8.0 GB. [2021-02-24 03:57:46,135 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 151.0 MB. Free memory is still 124.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 251.45 ms. Allocated memory is still 151.0 MB. Free memory was 125.6 MB in the beginning and 116.4 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 33.61 ms. Allocated memory is still 151.0 MB. Free memory was 116.4 MB in the beginning and 115.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 501.01 ms. Allocated memory is still 151.0 MB. Free memory was 115.0 MB in the beginning and 100.5 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 45819.60 ms. Allocated memory was 151.0 MB in the beginning and 964.7 MB in the end (delta: 813.7 MB). Free memory was 99.9 MB in the beginning and 775.4 MB in the end (delta: -675.5 MB). Peak memory consumption was 552.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 36]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ProcedureContractResult [Line: 16]: Procedure Contract for fibonacci Derived contract for procedure fibonacci: ((((((((((21 <= \result && n <= 8) || n <= 2) || (13 <= \result && n <= 7)) || (n <= 3 && 2 <= \result)) || (8 <= \result && n <= 6)) || (3 <= \result && n <= 4)) || (n <= 5 && 5 <= \result)) || 34 <= \result) && n == \old(n)) && (1 <= \result || \old(n) <= 0)) && 0 <= \result - ProcedureContractResult [Line: 27]: Procedure Contract for main Derived contract for procedure main: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 47 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 24.4s, OverallIterations: 12, TraceHistogramMax: 109, AutomataDifference: 11.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 21.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 512 SDtfs, 1378 SDslu, 836 SDs, 0 SdLazy, 3126 SolverSat, 1000 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1123 GetRequests, 839 SyntacticMatches, 0 SemanticMatches, 284 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2222 ImplicationChecksByTransitivity, 7.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=436occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 138 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 2480 PreInvPairs, 7123 NumberOfFragments, 848 HoareAnnotationTreeSize, 2480 FomulaSimplifications, 220459 FormulaSimplificationTreeSizeReduction, 8.5s HoareSimplificationTime, 44 FomulaSimplificationsInter, 104839 FormulaSimplificationTreeSizeReductionInter, 12.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: No data available, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...