/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf -i ../../../trunk/examples/svcomp/loops-crafted-1/nested3-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-7968f31 [2022-03-17 20:06:44,268 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-17 20:06:44,270 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-17 20:06:44,339 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-17 20:06:44,340 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-17 20:06:44,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-17 20:06:44,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-17 20:06:44,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-17 20:06:44,346 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-17 20:06:44,346 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-17 20:06:44,347 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-17 20:06:44,348 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-17 20:06:44,348 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-17 20:06:44,349 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-17 20:06:44,350 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-17 20:06:44,351 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-17 20:06:44,351 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-17 20:06:44,352 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-17 20:06:44,353 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-17 20:06:44,355 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-17 20:06:44,356 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-03-17 20:06:44,357 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-17 20:06:44,358 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-17 20:06:44,359 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-17 20:06:44,359 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-17 20:06:44,362 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-17 20:06:44,370 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-17 20:06:44,375 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-17 20:06:44,377 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-17 20:06:44,378 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf [2022-03-17 20:06:44,402 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-17 20:06:44,402 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-17 20:06:44,403 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-17 20:06:44,403 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-17 20:06:44,404 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-17 20:06:44,404 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-17 20:06:44,404 INFO L138 SettingsManager]: * Use SBE=true [2022-03-17 20:06:44,404 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-17 20:06:44,405 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-17 20:06:44,405 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-17 20:06:44,405 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-17 20:06:44,405 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-17 20:06:44,406 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-17 20:06:44,406 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-17 20:06:44,406 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-17 20:06:44,406 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-17 20:06:44,406 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-17 20:06:44,406 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-17 20:06:44,406 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-17 20:06:44,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-17 20:06:44,407 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-17 20:06:44,407 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-17 20:06:44,407 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-17 20:06:44,407 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-17 20:06:44,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-17 20:06:44,407 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-17 20:06:44,408 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-03-17 20:06:44,408 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-03-17 20:06:44,408 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-03-17 20:06:44,409 INFO L138 SettingsManager]: * TransformationType=LOOP_ACCELERATION_QVASR 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-03-17 20:06:44,650 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-17 20:06:44,677 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-17 20:06:44,679 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-17 20:06:44,680 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-17 20:06:44,681 INFO L275 PluginConnector]: CDTParser initialized [2022-03-17 20:06:44,682 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops-crafted-1/nested3-1.c [2022-03-17 20:06:44,747 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc41fcd31/e32ee5e3fb2e4fd39e1c8470e7a72bdf/FLAG6ee846b0f [2022-03-17 20:06:45,157 INFO L306 CDTParser]: Found 1 translation units. [2022-03-17 20:06:45,157 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/nested3-1.c [2022-03-17 20:06:45,166 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc41fcd31/e32ee5e3fb2e4fd39e1c8470e7a72bdf/FLAG6ee846b0f [2022-03-17 20:06:45,571 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc41fcd31/e32ee5e3fb2e4fd39e1c8470e7a72bdf [2022-03-17 20:06:45,574 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-17 20:06:45,575 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-17 20:06:45,576 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-17 20:06:45,576 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-17 20:06:45,580 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-17 20:06:45,580 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 08:06:45" (1/1) ... [2022-03-17 20:06:45,581 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@621ff177 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:06:45, skipping insertion in model container [2022-03-17 20:06:45,582 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 08:06:45" (1/1) ... [2022-03-17 20:06:45,588 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-17 20:06:45,599 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-17 20:06:45,729 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/nested3-1.c[321,334] [2022-03-17 20:06:45,741 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-17 20:06:45,755 INFO L203 MainTranslator]: Completed pre-run [2022-03-17 20:06:45,765 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/nested3-1.c[321,334] [2022-03-17 20:06:45,802 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-17 20:06:45,812 INFO L208 MainTranslator]: Completed translation [2022-03-17 20:06:45,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:06:45 WrapperNode [2022-03-17 20:06:45,813 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-17 20:06:45,814 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-17 20:06:45,814 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-17 20:06:45,814 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-17 20:06:45,822 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:06:45" (1/1) ... [2022-03-17 20:06:45,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:06:45" (1/1) ... [2022-03-17 20:06:45,828 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:06:45" (1/1) ... [2022-03-17 20:06:45,828 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:06:45" (1/1) ... [2022-03-17 20:06:45,831 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:06:45" (1/1) ... [2022-03-17 20:06:45,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:06:45" (1/1) ... [2022-03-17 20:06:45,835 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:06:45" (1/1) ... [2022-03-17 20:06:45,836 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-17 20:06:45,837 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-17 20:06:45,837 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-17 20:06:45,837 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-17 20:06:45,838 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:06:45" (1/1) ... [2022-03-17 20:06:45,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-17 20:06:45,857 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-17 20:06:45,876 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-17 20:06:45,897 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-17 20:06:45,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-03-17 20:06:45,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-17 20:06:45,911 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-03-17 20:06:45,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-03-17 20:06:45,912 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-03-17 20:06:45,912 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-03-17 20:06:45,912 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-03-17 20:06:45,913 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-03-17 20:06:45,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-17 20:06:45,914 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-03-17 20:06:45,914 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-03-17 20:06:45,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-03-17 20:06:45,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-17 20:06:45,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-17 20:06:45,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-17 20:06:45,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-17 20:06:45,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-17 20:06:45,973 INFO L234 CfgBuilder]: Building ICFG [2022-03-17 20:06:45,974 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-17 20:06:46,137 INFO L275 CfgBuilder]: Performing block encoding [2022-03-17 20:06:46,141 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-17 20:06:46,142 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-03-17 20:06:46,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.03 08:06:46 BoogieIcfgContainer [2022-03-17 20:06:46,149 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-17 20:06:46,150 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-03-17 20:06:46,150 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-03-17 20:06:46,164 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-03-17 20:06:46,167 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.03 08:06:46" (1/1) ... [2022-03-17 20:06:46,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 17.03 08:06:46 BasicIcfg [2022-03-17 20:06:46,315 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-03-17 20:06:46,319 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-17 20:06:46,319 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-17 20:06:46,322 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-17 20:06:46,322 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 08:06:45" (1/4) ... [2022-03-17 20:06:46,324 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f9fc87a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 08:06:46, skipping insertion in model container [2022-03-17 20:06:46,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:06:45" (2/4) ... [2022-03-17 20:06:46,325 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f9fc87a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 08:06:46, skipping insertion in model container [2022-03-17 20:06:46,325 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.03 08:06:46" (3/4) ... [2022-03-17 20:06:46,325 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f9fc87a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.03 08:06:46, skipping insertion in model container [2022-03-17 20:06:46,325 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 17.03 08:06:46" (4/4) ... [2022-03-17 20:06:46,326 INFO L111 eAbstractionObserver]: Analyzing ICFG nested3-1.cqvasr [2022-03-17 20:06:46,333 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-17 20:06:46,333 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-17 20:06:46,380 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-17 20:06:46,388 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP [2022-03-17 20:06:46,388 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-03-17 20:06:46,403 INFO L276 IsEmpty]: Start isEmpty. Operand has 25 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 16 states have internal predecessors, (23), 5 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-03-17 20:06:46,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-03-17 20:06:46,407 INFO L492 BasicCegarLoop]: Found error trace [2022-03-17 20:06:46,408 INFO L500 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-17 20:06:46,409 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-17 20:06:46,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-17 20:06:46,414 INFO L85 PathProgramCache]: Analyzing trace with hash 1301415802, now seen corresponding path program 1 times [2022-03-17 20:06:46,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-17 20:06:46,421 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125218121] [2022-03-17 20:06:46,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 20:06:46,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-17 20:06:46,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:46,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-17 20:06:46,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:46,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-17 20:06:46,563 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-17 20:06:46,564 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125218121] [2022-03-17 20:06:46,564 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1125218121] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-17 20:06:46,564 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-17 20:06:46,565 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-17 20:06:46,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321404735] [2022-03-17 20:06:46,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-17 20:06:46,570 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-17 20:06:46,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-17 20:06:46,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-17 20:06:46,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-17 20:06:46,599 INFO L87 Difference]: Start difference. First operand has 25 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 16 states have internal predecessors, (23), 5 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-17 20:06:46,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-17 20:06:46,650 INFO L93 Difference]: Finished difference Result 44 states and 63 transitions. [2022-03-17 20:06:46,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-17 20:06:46,652 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2022-03-17 20:06:46,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-17 20:06:46,662 INFO L225 Difference]: With dead ends: 44 [2022-03-17 20:06:46,662 INFO L226 Difference]: Without dead ends: 20 [2022-03-17 20:06:46,664 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-17 20:06:46,668 INFO L912 BasicCegarLoop]: 25 mSDtfsCounter, 16 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-17 20:06:46,669 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [19 Valid, 28 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-17 20:06:46,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2022-03-17 20:06:46,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2022-03-17 20:06:46,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 13 states have internal predecessors, (16), 5 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-03-17 20:06:46,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 24 transitions. [2022-03-17 20:06:46,704 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 24 transitions. Word has length 11 [2022-03-17 20:06:46,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-17 20:06:46,705 INFO L478 AbstractCegarLoop]: Abstraction has 20 states and 24 transitions. [2022-03-17 20:06:46,706 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-17 20:06:46,706 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2022-03-17 20:06:46,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-03-17 20:06:46,707 INFO L492 BasicCegarLoop]: Found error trace [2022-03-17 20:06:46,707 INFO L500 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-17 20:06:46,707 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-17 20:06:46,708 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-17 20:06:46,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-17 20:06:46,710 INFO L85 PathProgramCache]: Analyzing trace with hash 1302339323, now seen corresponding path program 1 times [2022-03-17 20:06:46,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-17 20:06:46,710 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065823292] [2022-03-17 20:06:46,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 20:06:46,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-17 20:06:46,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:46,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-17 20:06:46,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:46,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-17 20:06:46,843 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-17 20:06:46,843 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065823292] [2022-03-17 20:06:46,843 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1065823292] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-17 20:06:46,844 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-17 20:06:46,844 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-17 20:06:46,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45402612] [2022-03-17 20:06:46,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-17 20:06:46,845 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-17 20:06:46,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-17 20:06:46,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-17 20:06:46,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-17 20:06:46,847 INFO L87 Difference]: Start difference. First operand 20 states and 24 transitions. Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-17 20:06:46,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-17 20:06:46,922 INFO L93 Difference]: Finished difference Result 34 states and 42 transitions. [2022-03-17 20:06:46,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-17 20:06:46,923 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2022-03-17 20:06:46,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-17 20:06:46,925 INFO L225 Difference]: With dead ends: 34 [2022-03-17 20:06:46,926 INFO L226 Difference]: Without dead ends: 27 [2022-03-17 20:06:46,930 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-17 20:06:46,931 INFO L912 BasicCegarLoop]: 19 mSDtfsCounter, 26 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 26 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-17 20:06:46,932 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 26 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-17 20:06:46,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2022-03-17 20:06:46,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 21. [2022-03-17 20:06:46,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 14 states have internal predecessors, (17), 5 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-03-17 20:06:46,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2022-03-17 20:06:46,944 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 11 [2022-03-17 20:06:46,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-17 20:06:46,947 INFO L478 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2022-03-17 20:06:46,952 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-17 20:06:46,952 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2022-03-17 20:06:46,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-03-17 20:06:46,953 INFO L492 BasicCegarLoop]: Found error trace [2022-03-17 20:06:46,953 INFO L500 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-17 20:06:46,953 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-17 20:06:46,953 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-17 20:06:46,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-17 20:06:46,958 INFO L85 PathProgramCache]: Analyzing trace with hash 1748313539, now seen corresponding path program 1 times [2022-03-17 20:06:46,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-17 20:06:46,958 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717235473] [2022-03-17 20:06:46,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 20:06:46,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-17 20:06:46,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:47,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-17 20:06:47,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:47,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-17 20:06:47,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-17 20:06:47,031 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717235473] [2022-03-17 20:06:47,032 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [717235473] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-17 20:06:47,032 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-17 20:06:47,032 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-17 20:06:47,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181360180] [2022-03-17 20:06:47,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-17 20:06:47,033 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-17 20:06:47,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-17 20:06:47,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-17 20:06:47,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-17 20:06:47,034 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-17 20:06:47,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-17 20:06:47,100 INFO L93 Difference]: Finished difference Result 39 states and 50 transitions. [2022-03-17 20:06:47,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-17 20:06:47,100 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2022-03-17 20:06:47,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-17 20:06:47,103 INFO L225 Difference]: With dead ends: 39 [2022-03-17 20:06:47,103 INFO L226 Difference]: Without dead ends: 25 [2022-03-17 20:06:47,104 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-17 20:06:47,110 INFO L912 BasicCegarLoop]: 19 mSDtfsCounter, 21 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 26 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-17 20:06:47,111 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [23 Valid, 26 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-17 20:06:47,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2022-03-17 20:06:47,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 22. [2022-03-17 20:06:47,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 15 states have internal predecessors, (18), 5 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-03-17 20:06:47,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 26 transitions. [2022-03-17 20:06:47,124 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 26 transitions. Word has length 12 [2022-03-17 20:06:47,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-17 20:06:47,124 INFO L478 AbstractCegarLoop]: Abstraction has 22 states and 26 transitions. [2022-03-17 20:06:47,125 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-17 20:06:47,125 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2022-03-17 20:06:47,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-03-17 20:06:47,125 INFO L492 BasicCegarLoop]: Found error trace [2022-03-17 20:06:47,125 INFO L500 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-17 20:06:47,125 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-17 20:06:47,126 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-17 20:06:47,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-17 20:06:47,127 INFO L85 PathProgramCache]: Analyzing trace with hash -1606116621, now seen corresponding path program 1 times [2022-03-17 20:06:47,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-17 20:06:47,127 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2076556714] [2022-03-17 20:06:47,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 20:06:47,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-17 20:06:47,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:47,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-17 20:06:47,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:47,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-17 20:06:47,212 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-17 20:06:47,212 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2076556714] [2022-03-17 20:06:47,212 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2076556714] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-17 20:06:47,213 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-17 20:06:47,213 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-17 20:06:47,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012576027] [2022-03-17 20:06:47,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-17 20:06:47,213 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-17 20:06:47,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-17 20:06:47,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-17 20:06:47,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-17 20:06:47,214 INFO L87 Difference]: Start difference. First operand 22 states and 26 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-17 20:06:47,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-17 20:06:47,260 INFO L93 Difference]: Finished difference Result 39 states and 48 transitions. [2022-03-17 20:06:47,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-17 20:06:47,260 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2022-03-17 20:06:47,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-17 20:06:47,261 INFO L225 Difference]: With dead ends: 39 [2022-03-17 20:06:47,261 INFO L226 Difference]: Without dead ends: 24 [2022-03-17 20:06:47,262 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-17 20:06:47,262 INFO L912 BasicCegarLoop]: 21 mSDtfsCounter, 17 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-17 20:06:47,263 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [19 Valid, 28 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-17 20:06:47,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2022-03-17 20:06:47,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 23. [2022-03-17 20:06:47,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 16 states have internal predecessors, (19), 5 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-03-17 20:06:47,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2022-03-17 20:06:47,269 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 13 [2022-03-17 20:06:47,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-17 20:06:47,269 INFO L478 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2022-03-17 20:06:47,270 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-17 20:06:47,270 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2022-03-17 20:06:47,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-03-17 20:06:47,270 INFO L492 BasicCegarLoop]: Found error trace [2022-03-17 20:06:47,271 INFO L500 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-17 20:06:47,271 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-17 20:06:47,271 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-17 20:06:47,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-17 20:06:47,272 INFO L85 PathProgramCache]: Analyzing trace with hash 1773342651, now seen corresponding path program 1 times [2022-03-17 20:06:47,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-17 20:06:47,272 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233722433] [2022-03-17 20:06:47,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 20:06:47,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-17 20:06:47,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:47,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-17 20:06:47,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:47,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-17 20:06:47,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-17 20:06:47,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233722433] [2022-03-17 20:06:47,429 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [233722433] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-17 20:06:47,429 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-17 20:06:47,430 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-03-17 20:06:47,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055752820] [2022-03-17 20:06:47,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-17 20:06:47,430 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-17 20:06:47,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-17 20:06:47,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-17 20:06:47,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-03-17 20:06:47,431 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand has 7 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 5 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-17 20:06:47,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-17 20:06:47,585 INFO L93 Difference]: Finished difference Result 30 states and 33 transitions. [2022-03-17 20:06:47,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-17 20:06:47,586 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 5 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2022-03-17 20:06:47,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-17 20:06:47,586 INFO L225 Difference]: With dead ends: 30 [2022-03-17 20:06:47,586 INFO L226 Difference]: Without dead ends: 28 [2022-03-17 20:06:47,587 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2022-03-17 20:06:47,587 INFO L912 BasicCegarLoop]: 20 mSDtfsCounter, 28 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-17 20:06:47,588 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 42 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-17 20:06:47,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2022-03-17 20:06:47,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 27. [2022-03-17 20:06:47,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 19 states have internal predecessors, (22), 5 states have call successors, (5), 4 states have call predecessors, (5), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-03-17 20:06:47,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 30 transitions. [2022-03-17 20:06:47,595 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 30 transitions. Word has length 14 [2022-03-17 20:06:47,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-17 20:06:47,595 INFO L478 AbstractCegarLoop]: Abstraction has 27 states and 30 transitions. [2022-03-17 20:06:47,595 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 5 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-17 20:06:47,596 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2022-03-17 20:06:47,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-03-17 20:06:47,596 INFO L492 BasicCegarLoop]: Found error trace [2022-03-17 20:06:47,596 INFO L500 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-17 20:06:47,596 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-17 20:06:47,596 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-17 20:06:47,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-17 20:06:47,597 INFO L85 PathProgramCache]: Analyzing trace with hash 259423101, now seen corresponding path program 1 times [2022-03-17 20:06:47,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-17 20:06:47,597 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691709320] [2022-03-17 20:06:47,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 20:06:47,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-17 20:06:47,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:47,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-17 20:06:47,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:47,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-03-17 20:06:47,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:47,651 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-17 20:06:47,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-17 20:06:47,651 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691709320] [2022-03-17 20:06:47,651 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [691709320] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-17 20:06:47,651 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1905762323] [2022-03-17 20:06:47,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 20:06:47,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 20:06:47,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-17 20:06:47,659 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-17 20:06:47,662 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-03-17 20:06:47,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:47,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 7 conjunts are in the unsatisfiable core [2022-03-17 20:06:47,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-17 20:06:47,812 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-17 20:06:47,812 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-17 20:06:47,890 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-17 20:06:47,891 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1905762323] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-17 20:06:47,891 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-17 20:06:47,891 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 10 [2022-03-17 20:06:47,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045421524] [2022-03-17 20:06:47,891 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-17 20:06:47,892 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-17 20:06:47,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-17 20:06:47,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-17 20:06:47,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-03-17 20:06:47,893 INFO L87 Difference]: Start difference. First operand 27 states and 30 transitions. Second operand has 10 states, 10 states have (on average 2.6) internal successors, (26), 8 states have internal predecessors, (26), 6 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-03-17 20:06:48,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-17 20:06:48,135 INFO L93 Difference]: Finished difference Result 69 states and 85 transitions. [2022-03-17 20:06:48,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-17 20:06:48,136 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.6) internal successors, (26), 8 states have internal predecessors, (26), 6 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 21 [2022-03-17 20:06:48,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-17 20:06:48,138 INFO L225 Difference]: With dead ends: 69 [2022-03-17 20:06:48,138 INFO L226 Difference]: Without dead ends: 49 [2022-03-17 20:06:48,139 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 42 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2022-03-17 20:06:48,143 INFO L912 BasicCegarLoop]: 26 mSDtfsCounter, 52 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 167 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 53 SdHoareTripleChecker+Invalid, 201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-17 20:06:48,143 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [52 Valid, 53 Invalid, 201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 167 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-17 20:06:48,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2022-03-17 20:06:48,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 42. [2022-03-17 20:06:48,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 29 states have (on average 1.2413793103448276) internal successors, (36), 31 states have internal predecessors, (36), 8 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (6), 5 states have call predecessors, (6), 6 states have call successors, (6) [2022-03-17 20:06:48,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 50 transitions. [2022-03-17 20:06:48,169 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 50 transitions. Word has length 21 [2022-03-17 20:06:48,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-17 20:06:48,169 INFO L478 AbstractCegarLoop]: Abstraction has 42 states and 50 transitions. [2022-03-17 20:06:48,170 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.6) internal successors, (26), 8 states have internal predecessors, (26), 6 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-03-17 20:06:48,170 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2022-03-17 20:06:48,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-03-17 20:06:48,171 INFO L492 BasicCegarLoop]: Found error trace [2022-03-17 20:06:48,171 INFO L500 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-17 20:06:48,195 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-03-17 20:06:48,387 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-03-17 20:06:48,388 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-17 20:06:48,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-17 20:06:48,388 INFO L85 PathProgramCache]: Analyzing trace with hash -515836157, now seen corresponding path program 2 times [2022-03-17 20:06:48,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-17 20:06:48,388 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399086408] [2022-03-17 20:06:48,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 20:06:48,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-17 20:06:48,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:48,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-17 20:06:48,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:48,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-03-17 20:06:48,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:48,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-03-17 20:06:48,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:48,465 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-03-17 20:06:48,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-17 20:06:48,466 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399086408] [2022-03-17 20:06:48,466 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1399086408] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-17 20:06:48,466 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1094804032] [2022-03-17 20:06:48,466 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-17 20:06:48,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 20:06:48,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-17 20:06:48,467 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-17 20:06:48,473 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-17 20:06:48,509 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-17 20:06:48,510 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-17 20:06:48,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 7 conjunts are in the unsatisfiable core [2022-03-17 20:06:48,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-17 20:06:48,610 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-03-17 20:06:48,610 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-17 20:06:48,697 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-03-17 20:06:48,698 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1094804032] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-17 20:06:48,698 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-17 20:06:48,698 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2022-03-17 20:06:48,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875956366] [2022-03-17 20:06:48,698 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-17 20:06:48,698 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-17 20:06:48,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-17 20:06:48,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-17 20:06:48,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-03-17 20:06:48,700 INFO L87 Difference]: Start difference. First operand 42 states and 50 transitions. Second operand has 10 states, 10 states have (on average 3.2) internal successors, (32), 9 states have internal predecessors, (32), 6 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-03-17 20:06:48,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-17 20:06:48,926 INFO L93 Difference]: Finished difference Result 97 states and 125 transitions. [2022-03-17 20:06:48,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-17 20:06:48,927 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 3.2) internal successors, (32), 9 states have internal predecessors, (32), 6 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Word has length 30 [2022-03-17 20:06:48,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-17 20:06:48,929 INFO L225 Difference]: With dead ends: 97 [2022-03-17 20:06:48,929 INFO L226 Difference]: Without dead ends: 62 [2022-03-17 20:06:48,929 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 63 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=83, Invalid=157, Unknown=0, NotChecked=0, Total=240 [2022-03-17 20:06:48,930 INFO L912 BasicCegarLoop]: 23 mSDtfsCounter, 51 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-17 20:06:48,930 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [52 Valid, 40 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-17 20:06:48,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2022-03-17 20:06:48,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2022-03-17 20:06:48,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 45 states have (on average 1.2444444444444445) internal successors, (56), 47 states have internal predecessors, (56), 12 states have call successors, (12), 5 states have call predecessors, (12), 4 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10) [2022-03-17 20:06:48,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 78 transitions. [2022-03-17 20:06:48,945 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 78 transitions. Word has length 30 [2022-03-17 20:06:48,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-17 20:06:48,946 INFO L478 AbstractCegarLoop]: Abstraction has 62 states and 78 transitions. [2022-03-17 20:06:48,946 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 3.2) internal successors, (32), 9 states have internal predecessors, (32), 6 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-03-17 20:06:48,946 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 78 transitions. [2022-03-17 20:06:48,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-03-17 20:06:48,947 INFO L492 BasicCegarLoop]: Found error trace [2022-03-17 20:06:48,948 INFO L500 BasicCegarLoop]: trace histogram [7, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-17 20:06:48,975 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-03-17 20:06:49,170 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2022-03-17 20:06:49,171 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-17 20:06:49,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-17 20:06:49,171 INFO L85 PathProgramCache]: Analyzing trace with hash -820041341, now seen corresponding path program 3 times [2022-03-17 20:06:49,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-17 20:06:49,172 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816324129] [2022-03-17 20:06:49,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 20:06:49,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-17 20:06:49,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:49,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-17 20:06:49,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:49,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-03-17 20:06:49,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:49,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-03-17 20:06:49,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:49,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-03-17 20:06:49,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:49,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-03-17 20:06:49,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:49,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-03-17 20:06:49,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:49,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-03-17 20:06:49,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:49,356 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 12 proven. 111 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-03-17 20:06:49,356 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-17 20:06:49,356 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1816324129] [2022-03-17 20:06:49,356 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1816324129] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-17 20:06:49,356 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [575287635] [2022-03-17 20:06:49,356 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-17 20:06:49,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 20:06:49,357 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-17 20:06:49,358 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-17 20:06:49,365 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-17 20:06:49,425 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2022-03-17 20:06:49,426 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-17 20:06:49,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 10 conjunts are in the unsatisfiable core [2022-03-17 20:06:49,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-17 20:06:49,697 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2022-03-17 20:06:49,698 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-17 20:06:49,698 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [575287635] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-17 20:06:49,698 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-17 20:06:49,698 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 15 [2022-03-17 20:06:49,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613835597] [2022-03-17 20:06:49,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-17 20:06:49,698 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-17 20:06:49,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-17 20:06:49,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-17 20:06:49,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2022-03-17 20:06:49,699 INFO L87 Difference]: Start difference. First operand 62 states and 78 transitions. Second operand has 7 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-03-17 20:06:49,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-17 20:06:49,851 INFO L93 Difference]: Finished difference Result 68 states and 83 transitions. [2022-03-17 20:06:49,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-17 20:06:49,855 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 66 [2022-03-17 20:06:49,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-17 20:06:49,856 INFO L225 Difference]: With dead ends: 68 [2022-03-17 20:06:49,856 INFO L226 Difference]: Without dead ends: 64 [2022-03-17 20:06:49,857 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2022-03-17 20:06:49,857 INFO L912 BasicCegarLoop]: 24 mSDtfsCounter, 13 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 96 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-17 20:06:49,857 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 96 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-17 20:06:49,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2022-03-17 20:06:49,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 54. [2022-03-17 20:06:49,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 40 states have (on average 1.2) internal successors, (48), 40 states have internal predecessors, (48), 10 states have call successors, (10), 5 states have call predecessors, (10), 3 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-03-17 20:06:49,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 66 transitions. [2022-03-17 20:06:49,872 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 66 transitions. Word has length 66 [2022-03-17 20:06:49,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-17 20:06:49,873 INFO L478 AbstractCegarLoop]: Abstraction has 54 states and 66 transitions. [2022-03-17 20:06:49,873 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-03-17 20:06:49,873 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 66 transitions. [2022-03-17 20:06:49,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-03-17 20:06:49,874 INFO L492 BasicCegarLoop]: Found error trace [2022-03-17 20:06:49,874 INFO L500 BasicCegarLoop]: trace histogram [8, 7, 7, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-17 20:06:49,881 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-17 20:06:50,078 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 20:06:50,079 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-17 20:06:50,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-17 20:06:50,079 INFO L85 PathProgramCache]: Analyzing trace with hash 1241135261, now seen corresponding path program 1 times [2022-03-17 20:06:50,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-17 20:06:50,080 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456627461] [2022-03-17 20:06:50,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 20:06:50,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-17 20:06:50,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:50,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-17 20:06:50,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:50,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-03-17 20:06:50,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:50,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-03-17 20:06:50,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:50,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-03-17 20:06:50,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:50,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-03-17 20:06:50,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:50,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-03-17 20:06:50,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:50,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-03-17 20:06:50,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:50,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-03-17 20:06:50,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:50,234 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 15 proven. 111 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-03-17 20:06:50,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-17 20:06:50,234 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456627461] [2022-03-17 20:06:50,234 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456627461] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-17 20:06:50,234 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1670934959] [2022-03-17 20:06:50,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 20:06:50,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 20:06:50,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-17 20:06:50,236 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-17 20:06:50,265 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-03-17 20:06:50,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:50,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 10 conjunts are in the unsatisfiable core [2022-03-17 20:06:50,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-17 20:06:50,484 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 14 proven. 42 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2022-03-17 20:06:50,484 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-17 20:06:50,732 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 54 proven. 2 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2022-03-17 20:06:50,732 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1670934959] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-17 20:06:50,733 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-17 20:06:50,733 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 6, 6] total 18 [2022-03-17 20:06:50,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759968233] [2022-03-17 20:06:50,733 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-17 20:06:50,734 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-17 20:06:50,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-17 20:06:50,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-17 20:06:50,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2022-03-17 20:06:50,735 INFO L87 Difference]: Start difference. First operand 54 states and 66 transitions. Second operand has 18 states, 18 states have (on average 3.6666666666666665) internal successors, (66), 17 states have internal predecessors, (66), 12 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (14), 12 states have call predecessors, (14), 12 states have call successors, (14) [2022-03-17 20:06:52,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-17 20:06:52,067 INFO L93 Difference]: Finished difference Result 239 states and 328 transitions. [2022-03-17 20:06:52,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-17 20:06:52,067 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 3.6666666666666665) internal successors, (66), 17 states have internal predecessors, (66), 12 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (14), 12 states have call predecessors, (14), 12 states have call successors, (14) Word has length 73 [2022-03-17 20:06:52,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-17 20:06:52,069 INFO L225 Difference]: With dead ends: 239 [2022-03-17 20:06:52,069 INFO L226 Difference]: Without dead ends: 192 [2022-03-17 20:06:52,071 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 635 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=520, Invalid=2030, Unknown=0, NotChecked=0, Total=2550 [2022-03-17 20:06:52,071 INFO L912 BasicCegarLoop]: 41 mSDtfsCounter, 421 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 1016 mSolverCounterSat, 305 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 421 SdHoareTripleChecker+Valid, 93 SdHoareTripleChecker+Invalid, 1321 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 305 IncrementalHoareTripleChecker+Valid, 1016 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-17 20:06:52,071 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [421 Valid, 93 Invalid, 1321 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [305 Valid, 1016 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-17 20:06:52,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2022-03-17 20:06:52,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 176. [2022-03-17 20:06:52,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 176 states, 137 states have (on average 1.2408759124087592) internal successors, (170), 137 states have internal predecessors, (170), 35 states have call successors, (35), 5 states have call predecessors, (35), 3 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2022-03-17 20:06:52,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 238 transitions. [2022-03-17 20:06:52,124 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 238 transitions. Word has length 73 [2022-03-17 20:06:52,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-17 20:06:52,124 INFO L478 AbstractCegarLoop]: Abstraction has 176 states and 238 transitions. [2022-03-17 20:06:52,124 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 3.6666666666666665) internal successors, (66), 17 states have internal predecessors, (66), 12 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (14), 12 states have call predecessors, (14), 12 states have call successors, (14) [2022-03-17 20:06:52,124 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 238 transitions. [2022-03-17 20:06:52,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2022-03-17 20:06:52,128 INFO L492 BasicCegarLoop]: Found error trace [2022-03-17 20:06:52,128 INFO L500 BasicCegarLoop]: trace histogram [33, 32, 32, 28, 28, 28, 28, 28, 28, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-17 20:06:52,151 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-03-17 20:06:52,343 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 20:06:52,343 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-17 20:06:52,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-17 20:06:52,344 INFO L85 PathProgramCache]: Analyzing trace with hash 827581691, now seen corresponding path program 2 times [2022-03-17 20:06:52,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-17 20:06:52,344 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831420277] [2022-03-17 20:06:52,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 20:06:52,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-17 20:06:52,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-17 20:06:52,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-03-17 20:06:52,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-03-17 20:06:52,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-03-17 20:06:52,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-03-17 20:06:52,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-03-17 20:06:52,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-03-17 20:06:52,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-03-17 20:06:52,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-03-17 20:06:52,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-03-17 20:06:52,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-03-17 20:06:52,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-03-17 20:06:52,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-03-17 20:06:52,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-03-17 20:06:52,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-03-17 20:06:52,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-03-17 20:06:52,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-03-17 20:06:52,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-03-17 20:06:52,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-03-17 20:06:52,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-03-17 20:06:52,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-03-17 20:06:52,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-03-17 20:06:52,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-03-17 20:06:52,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-03-17 20:06:52,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-03-17 20:06:52,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-03-17 20:06:52,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-03-17 20:06:52,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-03-17 20:06:52,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-03-17 20:06:52,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-03-17 20:06:52,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-03-17 20:06:52,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-03-17 20:06:52,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-03-17 20:06:52,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:06:52,676 INFO L134 CoverageAnalysis]: Checked inductivity of 4862 backedges. 1142 proven. 154 refuted. 0 times theorem prover too weak. 3566 trivial. 0 not checked. [2022-03-17 20:06:52,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-17 20:06:52,676 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831420277] [2022-03-17 20:06:52,676 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1831420277] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-17 20:06:52,676 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [866514528] [2022-03-17 20:06:52,677 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-17 20:06:52,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 20:06:52,677 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-17 20:06:52,678 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-17 20:06:52,712 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-03-17 20:06:52,808 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-17 20:06:52,808 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-17 20:06:52,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 22 conjunts are in the unsatisfiable core [2022-03-17 20:06:52,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-17 20:06:53,514 INFO L134 CoverageAnalysis]: Checked inductivity of 4862 backedges. 64 proven. 2303 refuted. 0 times theorem prover too weak. 2495 trivial. 0 not checked. [2022-03-17 20:06:53,514 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-17 20:06:54,389 INFO L134 CoverageAnalysis]: Checked inductivity of 4862 backedges. 151 proven. 2216 refuted. 0 times theorem prover too weak. 2495 trivial. 0 not checked. [2022-03-17 20:06:54,389 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [866514528] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-17 20:06:54,389 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-17 20:06:54,389 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12, 12] total 31 [2022-03-17 20:06:54,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106666497] [2022-03-17 20:06:54,390 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-17 20:06:54,391 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2022-03-17 20:06:54,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-17 20:06:54,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2022-03-17 20:06:54,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=186, Invalid=744, Unknown=0, NotChecked=0, Total=930 [2022-03-17 20:06:54,392 INFO L87 Difference]: Start difference. First operand 176 states and 238 transitions. Second operand has 31 states, 31 states have (on average 4.580645161290323) internal successors, (142), 30 states have internal predecessors, (142), 25 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (34), 25 states have call predecessors, (34), 25 states have call successors, (34) [2022-03-17 20:07:01,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-17 20:07:01,546 INFO L93 Difference]: Finished difference Result 633 states and 894 transitions. [2022-03-17 20:07:01,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2022-03-17 20:07:01,547 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 31 states have (on average 4.580645161290323) internal successors, (142), 30 states have internal predecessors, (142), 25 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (34), 25 states have call predecessors, (34), 25 states have call successors, (34) Word has length 295 [2022-03-17 20:07:01,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-17 20:07:01,550 INFO L225 Difference]: With dead ends: 633 [2022-03-17 20:07:01,550 INFO L226 Difference]: Without dead ends: 500 [2022-03-17 20:07:01,555 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 761 GetRequests, 638 SyntacticMatches, 0 SemanticMatches, 123 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5322 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=2534, Invalid=12966, Unknown=0, NotChecked=0, Total=15500 [2022-03-17 20:07:01,556 INFO L912 BasicCegarLoop]: 93 mSDtfsCounter, 1079 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 4145 mSolverCounterSat, 794 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1079 SdHoareTripleChecker+Valid, 170 SdHoareTripleChecker+Invalid, 4939 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 794 IncrementalHoareTripleChecker+Valid, 4145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-03-17 20:07:01,556 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [1079 Valid, 170 Invalid, 4939 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [794 Valid, 4145 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-03-17 20:07:01,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500 states. [2022-03-17 20:07:01,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500 to 460. [2022-03-17 20:07:01,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 460 states, 363 states have (on average 1.2506887052341598) internal successors, (454), 363 states have internal predecessors, (454), 93 states have call successors, (93), 5 states have call predecessors, (93), 3 states have return successors, (91), 91 states have call predecessors, (91), 91 states have call successors, (91) [2022-03-17 20:07:01,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 460 states and 638 transitions. [2022-03-17 20:07:01,662 INFO L78 Accepts]: Start accepts. Automaton has 460 states and 638 transitions. Word has length 295 [2022-03-17 20:07:01,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-17 20:07:01,662 INFO L478 AbstractCegarLoop]: Abstraction has 460 states and 638 transitions. [2022-03-17 20:07:01,663 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 4.580645161290323) internal successors, (142), 30 states have internal predecessors, (142), 25 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (34), 25 states have call predecessors, (34), 25 states have call successors, (34) [2022-03-17 20:07:01,663 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 638 transitions. [2022-03-17 20:07:01,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 812 [2022-03-17 20:07:01,679 INFO L492 BasicCegarLoop]: Found error trace [2022-03-17 20:07:01,680 INFO L500 BasicCegarLoop]: trace histogram [91, 90, 90, 80, 80, 80, 80, 80, 80, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-17 20:07:01,710 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-03-17 20:07:01,906 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-03-17 20:07:01,906 INFO L403 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-17 20:07:01,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-17 20:07:01,907 INFO L85 PathProgramCache]: Analyzing trace with hash -1825980721, now seen corresponding path program 3 times [2022-03-17 20:07:01,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-17 20:07:01,907 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257661097] [2022-03-17 20:07:01,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 20:07:01,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-17 20:07:02,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-17 20:07:02,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-03-17 20:07:02,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-03-17 20:07:02,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-03-17 20:07:02,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-03-17 20:07:02,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-03-17 20:07:02,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-03-17 20:07:02,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-03-17 20:07:02,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-03-17 20:07:02,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-03-17 20:07:02,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-03-17 20:07:02,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-03-17 20:07:02,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-03-17 20:07:02,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-03-17 20:07:02,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-03-17 20:07:02,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-03-17 20:07:02,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-03-17 20:07:02,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-03-17 20:07:02,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-03-17 20:07:02,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-03-17 20:07:02,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-03-17 20:07:02,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-03-17 20:07:02,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-03-17 20:07:02,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-03-17 20:07:02,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-03-17 20:07:02,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-03-17 20:07:02,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-03-17 20:07:02,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-03-17 20:07:02,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-03-17 20:07:02,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-03-17 20:07:02,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-03-17 20:07:02,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-03-17 20:07:02,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2022-03-17 20:07:02,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-03-17 20:07:02,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2022-03-17 20:07:02,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2022-03-17 20:07:02,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2022-03-17 20:07:02,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2022-03-17 20:07:02,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-03-17 20:07:02,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-03-17 20:07:02,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2022-03-17 20:07:02,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-03-17 20:07:02,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2022-03-17 20:07:02,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-03-17 20:07:02,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2022-03-17 20:07:02,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2022-03-17 20:07:02,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-03-17 20:07:02,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2022-03-17 20:07:02,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-03-17 20:07:02,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2022-03-17 20:07:02,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2022-03-17 20:07:02,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2022-03-17 20:07:02,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2022-03-17 20:07:02,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2022-03-17 20:07:02,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2022-03-17 20:07:02,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2022-03-17 20:07:02,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2022-03-17 20:07:02,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2022-03-17 20:07:02,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 517 [2022-03-17 20:07:02,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2022-03-17 20:07:02,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2022-03-17 20:07:02,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2022-03-17 20:07:02,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2022-03-17 20:07:02,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 560 [2022-03-17 20:07:02,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 570 [2022-03-17 20:07:02,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 579 [2022-03-17 20:07:02,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 588 [2022-03-17 20:07:02,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2022-03-17 20:07:02,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 606 [2022-03-17 20:07:02,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 615 [2022-03-17 20:07:02,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 624 [2022-03-17 20:07:02,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 633 [2022-03-17 20:07:02,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 640 [2022-03-17 20:07:02,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 650 [2022-03-17 20:07:02,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2022-03-17 20:07:02,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 668 [2022-03-17 20:07:02,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2022-03-17 20:07:02,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 686 [2022-03-17 20:07:02,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2022-03-17 20:07:02,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 704 [2022-03-17 20:07:02,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2022-03-17 20:07:02,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 720 [2022-03-17 20:07:02,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 730 [2022-03-17 20:07:02,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 739 [2022-03-17 20:07:02,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 748 [2022-03-17 20:07:02,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 757 [2022-03-17 20:07:02,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 766 [2022-03-17 20:07:02,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 775 [2022-03-17 20:07:02,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 784 [2022-03-17 20:07:02,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 793 [2022-03-17 20:07:02,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 800 [2022-03-17 20:07:02,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:02,723 INFO L134 CoverageAnalysis]: Checked inductivity of 39390 backedges. 4375 proven. 204 refuted. 0 times theorem prover too weak. 34811 trivial. 0 not checked. [2022-03-17 20:07:02,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-17 20:07:02,724 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257661097] [2022-03-17 20:07:02,724 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1257661097] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-17 20:07:02,724 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [863764335] [2022-03-17 20:07:02,724 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-17 20:07:02,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 20:07:02,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-17 20:07:02,725 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-17 20:07:02,754 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-03-17 20:07:03,682 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 14 check-sat command(s) [2022-03-17 20:07:03,682 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-17 20:07:03,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 23 conjunts are in the unsatisfiable core [2022-03-17 20:07:03,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-17 20:07:04,866 INFO L134 CoverageAnalysis]: Checked inductivity of 39390 backedges. 4660 proven. 204 refuted. 0 times theorem prover too weak. 34526 trivial. 0 not checked. [2022-03-17 20:07:04,867 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-17 20:07:05,951 INFO L134 CoverageAnalysis]: Checked inductivity of 39390 backedges. 4660 proven. 116 refuted. 0 times theorem prover too weak. 34614 trivial. 0 not checked. [2022-03-17 20:07:05,951 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [863764335] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-17 20:07:05,951 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-17 20:07:05,951 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 13, 6] total 18 [2022-03-17 20:07:05,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684144543] [2022-03-17 20:07:05,952 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-17 20:07:05,955 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-17 20:07:05,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-17 20:07:05,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-17 20:07:05,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-17 20:07:05,956 INFO L87 Difference]: Start difference. First operand 460 states and 638 transitions. Second operand has 18 states, 18 states have (on average 4.222222222222222) internal successors, (76), 17 states have internal predecessors, (76), 13 states have call successors, (20), 3 states have call predecessors, (20), 2 states have return successors, (17), 12 states have call predecessors, (17), 13 states have call successors, (17) [2022-03-17 20:07:06,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-17 20:07:06,608 INFO L93 Difference]: Finished difference Result 1024 states and 1453 transitions. [2022-03-17 20:07:06,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-17 20:07:06,608 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 4.222222222222222) internal successors, (76), 17 states have internal predecessors, (76), 13 states have call successors, (20), 3 states have call predecessors, (20), 2 states have return successors, (17), 12 states have call predecessors, (17), 13 states have call successors, (17) Word has length 811 [2022-03-17 20:07:06,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-17 20:07:06,612 INFO L225 Difference]: With dead ends: 1024 [2022-03-17 20:07:06,612 INFO L226 Difference]: Without dead ends: 600 [2022-03-17 20:07:06,614 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 1831 GetRequests, 1799 SyntacticMatches, 2 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=142, Invalid=850, Unknown=0, NotChecked=0, Total=992 [2022-03-17 20:07:06,615 INFO L912 BasicCegarLoop]: 34 mSDtfsCounter, 80 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 727 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 81 SdHoareTripleChecker+Invalid, 788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 727 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-17 20:07:06,615 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [80 Valid, 81 Invalid, 788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 727 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-17 20:07:06,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2022-03-17 20:07:06,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 510. [2022-03-17 20:07:06,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 510 states, 403 states have (on average 1.250620347394541) internal successors, (504), 403 states have internal predecessors, (504), 103 states have call successors, (103), 5 states have call predecessors, (103), 3 states have return successors, (101), 101 states have call predecessors, (101), 101 states have call successors, (101) [2022-03-17 20:07:06,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 510 states and 708 transitions. [2022-03-17 20:07:06,740 INFO L78 Accepts]: Start accepts. Automaton has 510 states and 708 transitions. Word has length 811 [2022-03-17 20:07:06,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-17 20:07:06,740 INFO L478 AbstractCegarLoop]: Abstraction has 510 states and 708 transitions. [2022-03-17 20:07:06,740 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 4.222222222222222) internal successors, (76), 17 states have internal predecessors, (76), 13 states have call successors, (20), 3 states have call predecessors, (20), 2 states have return successors, (17), 12 states have call predecessors, (17), 13 states have call successors, (17) [2022-03-17 20:07:06,740 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 708 transitions. [2022-03-17 20:07:06,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 902 [2022-03-17 20:07:06,763 INFO L492 BasicCegarLoop]: Found error trace [2022-03-17 20:07:06,764 INFO L500 BasicCegarLoop]: trace histogram [101, 100, 100, 90, 90, 90, 90, 90, 90, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-17 20:07:06,773 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-03-17 20:07:06,970 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 20:07:06,970 INFO L403 AbstractCegarLoop]: === Iteration 12 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-17 20:07:06,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-17 20:07:06,970 INFO L85 PathProgramCache]: Analyzing trace with hash 1728124923, now seen corresponding path program 4 times [2022-03-17 20:07:06,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-17 20:07:06,971 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339235139] [2022-03-17 20:07:06,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 20:07:06,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-17 20:07:07,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-17 20:07:07,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-03-17 20:07:07,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-03-17 20:07:07,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-03-17 20:07:07,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-03-17 20:07:07,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-03-17 20:07:07,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-03-17 20:07:07,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-03-17 20:07:07,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-03-17 20:07:07,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-03-17 20:07:07,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-03-17 20:07:07,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-03-17 20:07:07,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-03-17 20:07:07,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-03-17 20:07:07,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-03-17 20:07:07,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-03-17 20:07:07,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-03-17 20:07:07,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-03-17 20:07:07,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-03-17 20:07:07,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-03-17 20:07:07,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-03-17 20:07:07,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-03-17 20:07:07,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-03-17 20:07:07,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-03-17 20:07:07,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-03-17 20:07:07,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-03-17 20:07:07,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-03-17 20:07:07,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-03-17 20:07:07,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-03-17 20:07:07,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2022-03-17 20:07:07,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-03-17 20:07:07,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-03-17 20:07:07,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2022-03-17 20:07:07,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-03-17 20:07:07,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2022-03-17 20:07:07,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2022-03-17 20:07:07,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-03-17 20:07:07,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2022-03-17 20:07:07,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2022-03-17 20:07:07,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2022-03-17 20:07:07,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2022-03-17 20:07:07,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-03-17 20:07:07,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2022-03-17 20:07:07,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-03-17 20:07:07,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2022-03-17 20:07:07,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-03-17 20:07:07,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2022-03-17 20:07:07,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2022-03-17 20:07:07,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2022-03-17 20:07:07,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2022-03-17 20:07:07,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2022-03-17 20:07:07,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2022-03-17 20:07:07,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2022-03-17 20:07:07,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2022-03-17 20:07:07,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-03-17 20:07:07,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2022-03-17 20:07:07,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 500 [2022-03-17 20:07:07,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2022-03-17 20:07:07,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 518 [2022-03-17 20:07:07,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2022-03-17 20:07:07,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2022-03-17 20:07:07,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2022-03-17 20:07:07,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2022-03-17 20:07:07,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2022-03-17 20:07:07,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2022-03-17 20:07:07,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 580 [2022-03-17 20:07:07,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 589 [2022-03-17 20:07:07,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 598 [2022-03-17 20:07:07,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 607 [2022-03-17 20:07:07,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 616 [2022-03-17 20:07:07,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2022-03-17 20:07:07,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 633 [2022-03-17 20:07:07,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 642 [2022-03-17 20:07:07,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 651 [2022-03-17 20:07:07,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 660 [2022-03-17 20:07:07,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 669 [2022-03-17 20:07:07,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 678 [2022-03-17 20:07:07,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 687 [2022-03-17 20:07:07,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 696 [2022-03-17 20:07:07,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 705 [2022-03-17 20:07:07,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 712 [2022-03-17 20:07:07,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 722 [2022-03-17 20:07:07,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 731 [2022-03-17 20:07:07,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 740 [2022-03-17 20:07:07,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 749 [2022-03-17 20:07:07,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 758 [2022-03-17 20:07:07,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 767 [2022-03-17 20:07:07,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 776 [2022-03-17 20:07:07,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 785 [2022-03-17 20:07:07,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 794 [2022-03-17 20:07:07,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 801 [2022-03-17 20:07:07,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 811 [2022-03-17 20:07:07,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 820 [2022-03-17 20:07:07,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 829 [2022-03-17 20:07:07,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 838 [2022-03-17 20:07:07,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 847 [2022-03-17 20:07:07,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 856 [2022-03-17 20:07:07,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 865 [2022-03-17 20:07:07,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 874 [2022-03-17 20:07:07,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 883 [2022-03-17 20:07:07,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 890 [2022-03-17 20:07:07,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:07,805 INFO L134 CoverageAnalysis]: Checked inductivity of 49215 backedges. 5484 proven. 261 refuted. 0 times theorem prover too weak. 43470 trivial. 0 not checked. [2022-03-17 20:07:07,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-17 20:07:07,806 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339235139] [2022-03-17 20:07:07,806 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1339235139] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-17 20:07:07,806 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [849504207] [2022-03-17 20:07:07,806 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-03-17 20:07:07,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 20:07:07,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-17 20:07:07,808 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-17 20:07:07,843 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-03-17 20:07:08,141 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-03-17 20:07:08,142 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-17 20:07:08,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 1917 conjuncts, 21 conjunts are in the unsatisfiable core [2022-03-17 20:07:08,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-17 20:07:09,351 INFO L134 CoverageAnalysis]: Checked inductivity of 49215 backedges. 20338 proven. 261 refuted. 0 times theorem prover too weak. 28616 trivial. 0 not checked. [2022-03-17 20:07:09,351 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-17 20:07:10,767 INFO L134 CoverageAnalysis]: Checked inductivity of 49215 backedges. 13744 proven. 261 refuted. 0 times theorem prover too weak. 35210 trivial. 0 not checked. [2022-03-17 20:07:10,767 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [849504207] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-17 20:07:10,767 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-17 20:07:10,767 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12, 12] total 24 [2022-03-17 20:07:10,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548823872] [2022-03-17 20:07:10,768 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-17 20:07:10,769 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-17 20:07:10,769 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-17 20:07:10,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-17 20:07:10,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=387, Unknown=0, NotChecked=0, Total=552 [2022-03-17 20:07:10,770 INFO L87 Difference]: Start difference. First operand 510 states and 708 transitions. Second operand has 24 states, 24 states have (on average 4.375) internal successors, (105), 23 states have internal predecessors, (105), 20 states have call successors, (28), 3 states have call predecessors, (28), 2 states have return successors, (25), 20 states have call predecessors, (25), 20 states have call successors, (25) [2022-03-17 20:07:14,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-17 20:07:14,686 INFO L93 Difference]: Finished difference Result 1567 states and 2244 transitions. [2022-03-17 20:07:14,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-17 20:07:14,687 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 4.375) internal successors, (105), 23 states have internal predecessors, (105), 20 states have call successors, (28), 3 states have call predecessors, (28), 2 states have return successors, (25), 20 states have call predecessors, (25), 20 states have call successors, (25) Word has length 901 [2022-03-17 20:07:14,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-17 20:07:14,692 INFO L225 Difference]: With dead ends: 1567 [2022-03-17 20:07:14,692 INFO L226 Difference]: Without dead ends: 1110 [2022-03-17 20:07:14,694 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 2036 GetRequests, 1993 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=545, Invalid=1347, Unknown=0, NotChecked=0, Total=1892 [2022-03-17 20:07:14,694 INFO L912 BasicCegarLoop]: 37 mSDtfsCounter, 135 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 812 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 89 SdHoareTripleChecker+Invalid, 929 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 812 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-17 20:07:14,695 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [136 Valid, 89 Invalid, 929 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 812 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-17 20:07:14,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1110 states. [2022-03-17 20:07:14,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1110 to 1110. [2022-03-17 20:07:14,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1110 states, 883 states have (on average 1.2502831257078142) internal successors, (1104), 883 states have internal predecessors, (1104), 223 states have call successors, (223), 5 states have call predecessors, (223), 3 states have return successors, (221), 221 states have call predecessors, (221), 221 states have call successors, (221) [2022-03-17 20:07:14,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 1110 states and 1548 transitions. [2022-03-17 20:07:14,950 INFO L78 Accepts]: Start accepts. Automaton has 1110 states and 1548 transitions. Word has length 901 [2022-03-17 20:07:14,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-17 20:07:14,951 INFO L478 AbstractCegarLoop]: Abstraction has 1110 states and 1548 transitions. [2022-03-17 20:07:14,951 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 4.375) internal successors, (105), 23 states have internal predecessors, (105), 20 states have call successors, (28), 3 states have call predecessors, (28), 2 states have return successors, (25), 20 states have call predecessors, (25), 20 states have call successors, (25) [2022-03-17 20:07:14,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 1548 transitions. [2022-03-17 20:07:14,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1982 [2022-03-17 20:07:14,999 INFO L492 BasicCegarLoop]: Found error trace [2022-03-17 20:07:15,000 INFO L500 BasicCegarLoop]: trace histogram [221, 220, 220, 210, 210, 210, 210, 210, 210, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-17 20:07:15,026 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-03-17 20:07:15,226 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 20:07:15,227 INFO L403 AbstractCegarLoop]: === Iteration 13 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-17 20:07:15,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-17 20:07:15,227 INFO L85 PathProgramCache]: Analyzing trace with hash 1068413947, now seen corresponding path program 5 times [2022-03-17 20:07:15,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-17 20:07:15,228 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211366675] [2022-03-17 20:07:15,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 20:07:15,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-17 20:07:16,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-17 20:07:17,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-03-17 20:07:17,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-03-17 20:07:17,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-03-17 20:07:17,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-03-17 20:07:17,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-03-17 20:07:17,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-03-17 20:07:17,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-03-17 20:07:17,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-03-17 20:07:17,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-03-17 20:07:17,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-03-17 20:07:17,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-03-17 20:07:17,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-03-17 20:07:17,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-03-17 20:07:17,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-03-17 20:07:17,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-03-17 20:07:17,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-03-17 20:07:17,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-03-17 20:07:17,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-03-17 20:07:17,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-03-17 20:07:17,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-03-17 20:07:17,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-03-17 20:07:17,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-03-17 20:07:17,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-03-17 20:07:17,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-03-17 20:07:17,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2022-03-17 20:07:17,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-03-17 20:07:17,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-03-17 20:07:17,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-03-17 20:07:17,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-03-17 20:07:17,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-03-17 20:07:17,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-03-17 20:07:17,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2022-03-17 20:07:17,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-03-17 20:07:17,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-03-17 20:07:17,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2022-03-17 20:07:17,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-03-17 20:07:17,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-03-17 20:07:17,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2022-03-17 20:07:17,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-03-17 20:07:17,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2022-03-17 20:07:17,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-03-17 20:07:17,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2022-03-17 20:07:17,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-03-17 20:07:17,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-03-17 20:07:17,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2022-03-17 20:07:17,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2022-03-17 20:07:17,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2022-03-17 20:07:17,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2022-03-17 20:07:17,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2022-03-17 20:07:17,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2022-03-17 20:07:17,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-03-17 20:07:17,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2022-03-17 20:07:17,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2022-03-17 20:07:17,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2022-03-17 20:07:17,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-03-17 20:07:17,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2022-03-17 20:07:17,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2022-03-17 20:07:17,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2022-03-17 20:07:17,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2022-03-17 20:07:17,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2022-03-17 20:07:17,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2022-03-17 20:07:17,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2022-03-17 20:07:17,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 566 [2022-03-17 20:07:17,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2022-03-17 20:07:17,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 584 [2022-03-17 20:07:17,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 591 [2022-03-17 20:07:17,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 601 [2022-03-17 20:07:17,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 610 [2022-03-17 20:07:17,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 619 [2022-03-17 20:07:17,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 628 [2022-03-17 20:07:17,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 637 [2022-03-17 20:07:17,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 646 [2022-03-17 20:07:17,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 655 [2022-03-17 20:07:17,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 664 [2022-03-17 20:07:17,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 673 [2022-03-17 20:07:17,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 682 [2022-03-17 20:07:17,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 691 [2022-03-17 20:07:17,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2022-03-17 20:07:17,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 709 [2022-03-17 20:07:17,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 718 [2022-03-17 20:07:17,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 727 [2022-03-17 20:07:17,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 736 [2022-03-17 20:07:17,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2022-03-17 20:07:17,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 754 [2022-03-17 20:07:17,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 763 [2022-03-17 20:07:17,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 772 [2022-03-17 20:07:17,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 781 [2022-03-17 20:07:17,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 788 [2022-03-17 20:07:17,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 798 [2022-03-17 20:07:17,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 807 [2022-03-17 20:07:17,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 816 [2022-03-17 20:07:17,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 825 [2022-03-17 20:07:17,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 834 [2022-03-17 20:07:17,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 843 [2022-03-17 20:07:17,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 852 [2022-03-17 20:07:17,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 861 [2022-03-17 20:07:17,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 870 [2022-03-17 20:07:17,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 879 [2022-03-17 20:07:17,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 888 [2022-03-17 20:07:17,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 897 [2022-03-17 20:07:17,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 906 [2022-03-17 20:07:17,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 915 [2022-03-17 20:07:17,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 924 [2022-03-17 20:07:17,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 933 [2022-03-17 20:07:17,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 942 [2022-03-17 20:07:17,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 951 [2022-03-17 20:07:17,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 960 [2022-03-17 20:07:17,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 969 [2022-03-17 20:07:17,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 978 [2022-03-17 20:07:17,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 985 [2022-03-17 20:07:17,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 995 [2022-03-17 20:07:17,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1004 [2022-03-17 20:07:17,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1013 [2022-03-17 20:07:17,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1022 [2022-03-17 20:07:17,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1031 [2022-03-17 20:07:17,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1040 [2022-03-17 20:07:17,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1049 [2022-03-17 20:07:17,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1058 [2022-03-17 20:07:17,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1067 [2022-03-17 20:07:17,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1076 [2022-03-17 20:07:17,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1085 [2022-03-17 20:07:17,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1094 [2022-03-17 20:07:17,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1103 [2022-03-17 20:07:17,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1112 [2022-03-17 20:07:17,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1121 [2022-03-17 20:07:17,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1130 [2022-03-17 20:07:17,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1139 [2022-03-17 20:07:17,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1148 [2022-03-17 20:07:17,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1157 [2022-03-17 20:07:17,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1166 [2022-03-17 20:07:17,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1175 [2022-03-17 20:07:17,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1182 [2022-03-17 20:07:17,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1192 [2022-03-17 20:07:17,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1201 [2022-03-17 20:07:17,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1210 [2022-03-17 20:07:17,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1219 [2022-03-17 20:07:17,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1228 [2022-03-17 20:07:17,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1237 [2022-03-17 20:07:17,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1246 [2022-03-17 20:07:17,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1255 [2022-03-17 20:07:17,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1264 [2022-03-17 20:07:17,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1273 [2022-03-17 20:07:17,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1282 [2022-03-17 20:07:17,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1291 [2022-03-17 20:07:17,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1300 [2022-03-17 20:07:17,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1309 [2022-03-17 20:07:17,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1318 [2022-03-17 20:07:17,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1327 [2022-03-17 20:07:17,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1336 [2022-03-17 20:07:17,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1345 [2022-03-17 20:07:17,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1354 [2022-03-17 20:07:17,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1363 [2022-03-17 20:07:17,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1372 [2022-03-17 20:07:17,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1379 [2022-03-17 20:07:17,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1389 [2022-03-17 20:07:17,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1398 [2022-03-17 20:07:17,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1407 [2022-03-17 20:07:17,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1416 [2022-03-17 20:07:17,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1425 [2022-03-17 20:07:17,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1434 [2022-03-17 20:07:17,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1443 [2022-03-17 20:07:17,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1452 [2022-03-17 20:07:17,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1461 [2022-03-17 20:07:17,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1470 [2022-03-17 20:07:17,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1479 [2022-03-17 20:07:17,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1488 [2022-03-17 20:07:17,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1497 [2022-03-17 20:07:17,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1506 [2022-03-17 20:07:17,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1515 [2022-03-17 20:07:17,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1524 [2022-03-17 20:07:17,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1533 [2022-03-17 20:07:17,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1542 [2022-03-17 20:07:17,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1551 [2022-03-17 20:07:17,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1560 [2022-03-17 20:07:17,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1569 [2022-03-17 20:07:17,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1576 [2022-03-17 20:07:17,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1586 [2022-03-17 20:07:17,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1595 [2022-03-17 20:07:17,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1604 [2022-03-17 20:07:17,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1613 [2022-03-17 20:07:17,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1622 [2022-03-17 20:07:17,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1631 [2022-03-17 20:07:17,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1640 [2022-03-17 20:07:17,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1649 [2022-03-17 20:07:17,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1658 [2022-03-17 20:07:17,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1667 [2022-03-17 20:07:17,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1676 [2022-03-17 20:07:17,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1685 [2022-03-17 20:07:17,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1694 [2022-03-17 20:07:17,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1703 [2022-03-17 20:07:17,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1712 [2022-03-17 20:07:17,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1721 [2022-03-17 20:07:17,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1730 [2022-03-17 20:07:17,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1739 [2022-03-17 20:07:17,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1748 [2022-03-17 20:07:17,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1757 [2022-03-17 20:07:17,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1766 [2022-03-17 20:07:17,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1773 [2022-03-17 20:07:17,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1783 [2022-03-17 20:07:17,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1792 [2022-03-17 20:07:17,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1801 [2022-03-17 20:07:17,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1810 [2022-03-17 20:07:17,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1819 [2022-03-17 20:07:17,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1828 [2022-03-17 20:07:17,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1837 [2022-03-17 20:07:17,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1846 [2022-03-17 20:07:17,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1855 [2022-03-17 20:07:17,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1864 [2022-03-17 20:07:17,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1873 [2022-03-17 20:07:17,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1882 [2022-03-17 20:07:17,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1891 [2022-03-17 20:07:17,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1900 [2022-03-17 20:07:17,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1909 [2022-03-17 20:07:17,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1918 [2022-03-17 20:07:17,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1927 [2022-03-17 20:07:17,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1936 [2022-03-17 20:07:17,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1945 [2022-03-17 20:07:17,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1954 [2022-03-17 20:07:17,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1963 [2022-03-17 20:07:17,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1970 [2022-03-17 20:07:17,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:07:17,437 INFO L134 CoverageAnalysis]: Checked inductivity of 252915 backedges. 28620 proven. 1491 refuted. 0 times theorem prover too weak. 222804 trivial. 0 not checked. [2022-03-17 20:07:17,438 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-17 20:07:17,438 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211366675] [2022-03-17 20:07:17,438 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [211366675] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-17 20:07:17,438 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1968824186] [2022-03-17 20:07:17,438 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-03-17 20:07:17,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 20:07:17,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-17 20:07:17,440 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-17 20:07:17,477 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-03-17 20:09:51,796 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 26 check-sat command(s) [2022-03-17 20:09:51,796 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-17 20:09:51,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 743 conjuncts, 45 conjunts are in the unsatisfiable core [2022-03-17 20:09:51,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-17 20:09:54,372 INFO L134 CoverageAnalysis]: Checked inductivity of 252915 backedges. 83776 proven. 1491 refuted. 0 times theorem prover too weak. 167648 trivial. 0 not checked. [2022-03-17 20:09:54,373 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-17 20:09:58,044 INFO L134 CoverageAnalysis]: Checked inductivity of 252915 backedges. 53686 proven. 1491 refuted. 0 times theorem prover too weak. 197738 trivial. 0 not checked. [2022-03-17 20:09:58,045 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1968824186] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-17 20:09:58,045 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-17 20:09:58,045 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 24, 24] total 48 [2022-03-17 20:09:58,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784077227] [2022-03-17 20:09:58,045 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-17 20:09:58,047 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2022-03-17 20:09:58,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-17 20:09:58,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2022-03-17 20:09:58,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=621, Invalid=1635, Unknown=0, NotChecked=0, Total=2256 [2022-03-17 20:09:58,049 INFO L87 Difference]: Start difference. First operand 1110 states and 1548 transitions. Second operand has 48 states, 48 states have (on average 4.1875) internal successors, (201), 47 states have internal predecessors, (201), 44 states have call successors, (52), 3 states have call predecessors, (52), 2 states have return successors, (49), 44 states have call predecessors, (49), 44 states have call successors, (49) [2022-03-17 20:11:33,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-17 20:11:33,904 INFO L93 Difference]: Finished difference Result 3307 states and 4740 transitions. [2022-03-17 20:11:33,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-17 20:11:33,905 INFO L78 Accepts]: Start accepts. Automaton has has 48 states, 48 states have (on average 4.1875) internal successors, (201), 47 states have internal predecessors, (201), 44 states have call successors, (52), 3 states have call predecessors, (52), 2 states have return successors, (49), 44 states have call predecessors, (49), 44 states have call successors, (49) Word has length 1981 [2022-03-17 20:11:33,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-17 20:11:33,915 INFO L225 Difference]: With dead ends: 3307 [2022-03-17 20:11:33,915 INFO L226 Difference]: Without dead ends: 2310 [2022-03-17 20:11:33,920 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 4472 GetRequests, 4381 SyntacticMatches, 1 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1019 ImplicationChecksByTransitivity, 94.3s TimeCoverageRelationStatistics Valid=2248, Invalid=6123, Unknown=1, NotChecked=0, Total=8372 [2022-03-17 20:11:33,922 INFO L912 BasicCegarLoop]: 61 mSDtfsCounter, 345 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 3679 mSolverCounterSat, 238 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 346 SdHoareTripleChecker+Valid, 188 SdHoareTripleChecker+Invalid, 3917 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 238 IncrementalHoareTripleChecker+Valid, 3679 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-17 20:11:33,922 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [346 Valid, 188 Invalid, 3917 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [238 Valid, 3679 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-17 20:11:33,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2310 states. [2022-03-17 20:11:34,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2310 to 2310. [2022-03-17 20:11:34,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2310 states, 1843 states have (on average 1.2501356483993489) internal successors, (2304), 1843 states have internal predecessors, (2304), 463 states have call successors, (463), 5 states have call predecessors, (463), 3 states have return successors, (461), 461 states have call predecessors, (461), 461 states have call successors, (461) [2022-03-17 20:11:34,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2310 states to 2310 states and 3228 transitions. [2022-03-17 20:11:34,524 INFO L78 Accepts]: Start accepts. Automaton has 2310 states and 3228 transitions. Word has length 1981 [2022-03-17 20:11:34,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-17 20:11:34,533 INFO L478 AbstractCegarLoop]: Abstraction has 2310 states and 3228 transitions. [2022-03-17 20:11:34,533 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 4.1875) internal successors, (201), 47 states have internal predecessors, (201), 44 states have call successors, (52), 3 states have call predecessors, (52), 2 states have return successors, (49), 44 states have call predecessors, (49), 44 states have call successors, (49) [2022-03-17 20:11:34,533 INFO L276 IsEmpty]: Start isEmpty. Operand 2310 states and 3228 transitions. [2022-03-17 20:11:34,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4142 [2022-03-17 20:11:34,645 INFO L492 BasicCegarLoop]: Found error trace [2022-03-17 20:11:34,646 INFO L500 BasicCegarLoop]: trace histogram [461, 460, 460, 450, 450, 450, 450, 450, 450, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-17 20:11:34,672 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2022-03-17 20:11:34,859 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-03-17 20:11:34,859 INFO L403 AbstractCegarLoop]: === Iteration 14 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-17 20:11:34,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-17 20:11:34,860 INFO L85 PathProgramCache]: Analyzing trace with hash 184642555, now seen corresponding path program 6 times [2022-03-17 20:11:34,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-17 20:11:34,860 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619261901] [2022-03-17 20:11:34,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 20:11:34,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-17 20:11:37,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-17 20:11:40,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-03-17 20:11:40,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-03-17 20:11:40,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-03-17 20:11:40,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-03-17 20:11:40,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-03-17 20:11:40,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-03-17 20:11:40,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-03-17 20:11:40,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-03-17 20:11:40,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-03-17 20:11:40,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-03-17 20:11:40,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-03-17 20:11:40,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-03-17 20:11:40,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-03-17 20:11:40,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-03-17 20:11:40,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-03-17 20:11:40,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-03-17 20:11:40,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-03-17 20:11:40,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-03-17 20:11:40,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-03-17 20:11:40,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-03-17 20:11:40,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-03-17 20:11:40,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-03-17 20:11:40,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-03-17 20:11:40,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-03-17 20:11:40,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-03-17 20:11:40,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-03-17 20:11:40,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-03-17 20:11:40,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-03-17 20:11:40,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-03-17 20:11:40,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-03-17 20:11:40,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2022-03-17 20:11:40,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-03-17 20:11:40,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-03-17 20:11:40,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-03-17 20:11:40,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2022-03-17 20:11:40,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2022-03-17 20:11:40,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2022-03-17 20:11:40,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2022-03-17 20:11:40,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-03-17 20:11:40,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2022-03-17 20:11:40,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-03-17 20:11:40,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-03-17 20:11:40,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-03-17 20:11:40,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-03-17 20:11:40,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-03-17 20:11:40,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2022-03-17 20:11:40,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-03-17 20:11:40,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-03-17 20:11:40,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2022-03-17 20:11:40,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-03-17 20:11:40,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2022-03-17 20:11:40,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2022-03-17 20:11:40,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2022-03-17 20:11:40,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2022-03-17 20:11:40,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 495 [2022-03-17 20:11:40,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 504 [2022-03-17 20:11:40,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-03-17 20:11:40,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 522 [2022-03-17 20:11:40,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2022-03-17 20:11:40,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 540 [2022-03-17 20:11:40,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 549 [2022-03-17 20:11:40,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2022-03-17 20:11:40,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 567 [2022-03-17 20:11:40,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 576 [2022-03-17 20:11:40,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 585 [2022-03-17 20:11:40,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:40,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 594 [2022-03-17 20:11:40,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 603 [2022-03-17 20:11:41,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 612 [2022-03-17 20:11:41,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 621 [2022-03-17 20:11:41,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 630 [2022-03-17 20:11:41,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 639 [2022-03-17 20:11:41,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 648 [2022-03-17 20:11:41,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2022-03-17 20:11:41,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 666 [2022-03-17 20:11:41,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 675 [2022-03-17 20:11:41,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 684 [2022-03-17 20:11:41,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 693 [2022-03-17 20:11:41,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 702 [2022-03-17 20:11:41,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 711 [2022-03-17 20:11:41,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 720 [2022-03-17 20:11:41,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 729 [2022-03-17 20:11:41,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 738 [2022-03-17 20:11:41,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 747 [2022-03-17 20:11:41,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 756 [2022-03-17 20:11:41,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 765 [2022-03-17 20:11:41,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 774 [2022-03-17 20:11:41,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 783 [2022-03-17 20:11:41,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 792 [2022-03-17 20:11:41,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 801 [2022-03-17 20:11:41,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 810 [2022-03-17 20:11:41,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 819 [2022-03-17 20:11:41,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 826 [2022-03-17 20:11:41,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 836 [2022-03-17 20:11:41,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 845 [2022-03-17 20:11:41,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 854 [2022-03-17 20:11:41,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 863 [2022-03-17 20:11:41,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 872 [2022-03-17 20:11:41,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 881 [2022-03-17 20:11:41,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 890 [2022-03-17 20:11:41,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 899 [2022-03-17 20:11:41,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 908 [2022-03-17 20:11:41,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 917 [2022-03-17 20:11:41,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 926 [2022-03-17 20:11:41,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 935 [2022-03-17 20:11:41,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 944 [2022-03-17 20:11:41,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 953 [2022-03-17 20:11:41,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 962 [2022-03-17 20:11:41,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 971 [2022-03-17 20:11:41,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 980 [2022-03-17 20:11:41,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 989 [2022-03-17 20:11:41,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 998 [2022-03-17 20:11:41,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1007 [2022-03-17 20:11:41,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1016 [2022-03-17 20:11:41,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1025 [2022-03-17 20:11:41,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1034 [2022-03-17 20:11:41,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1043 [2022-03-17 20:11:41,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1052 [2022-03-17 20:11:41,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1061 [2022-03-17 20:11:41,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1070 [2022-03-17 20:11:41,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1079 [2022-03-17 20:11:41,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1088 [2022-03-17 20:11:41,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1097 [2022-03-17 20:11:41,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1106 [2022-03-17 20:11:41,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1115 [2022-03-17 20:11:41,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1124 [2022-03-17 20:11:41,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1133 [2022-03-17 20:11:41,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1142 [2022-03-17 20:11:41,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1151 [2022-03-17 20:11:41,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1160 [2022-03-17 20:11:41,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1169 [2022-03-17 20:11:41,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1178 [2022-03-17 20:11:41,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1187 [2022-03-17 20:11:41,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1196 [2022-03-17 20:11:41,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1205 [2022-03-17 20:11:41,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1214 [2022-03-17 20:11:41,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1223 [2022-03-17 20:11:41,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1232 [2022-03-17 20:11:41,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1239 [2022-03-17 20:11:41,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1249 [2022-03-17 20:11:41,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1258 [2022-03-17 20:11:41,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1267 [2022-03-17 20:11:41,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1276 [2022-03-17 20:11:41,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1285 [2022-03-17 20:11:41,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1294 [2022-03-17 20:11:41,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1303 [2022-03-17 20:11:41,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1312 [2022-03-17 20:11:41,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1321 [2022-03-17 20:11:41,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1330 [2022-03-17 20:11:41,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1339 [2022-03-17 20:11:41,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1348 [2022-03-17 20:11:41,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1357 [2022-03-17 20:11:41,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1366 [2022-03-17 20:11:41,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1375 [2022-03-17 20:11:41,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1384 [2022-03-17 20:11:41,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1393 [2022-03-17 20:11:41,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1402 [2022-03-17 20:11:41,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1411 [2022-03-17 20:11:41,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1420 [2022-03-17 20:11:41,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1429 [2022-03-17 20:11:41,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1438 [2022-03-17 20:11:41,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1447 [2022-03-17 20:11:41,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1456 [2022-03-17 20:11:41,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1465 [2022-03-17 20:11:41,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1474 [2022-03-17 20:11:41,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1483 [2022-03-17 20:11:41,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1492 [2022-03-17 20:11:41,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1501 [2022-03-17 20:11:41,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1510 [2022-03-17 20:11:41,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1519 [2022-03-17 20:11:41,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1528 [2022-03-17 20:11:41,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1537 [2022-03-17 20:11:41,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1546 [2022-03-17 20:11:41,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1555 [2022-03-17 20:11:41,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1564 [2022-03-17 20:11:41,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1573 [2022-03-17 20:11:41,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1582 [2022-03-17 20:11:41,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1591 [2022-03-17 20:11:41,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1600 [2022-03-17 20:11:41,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1609 [2022-03-17 20:11:41,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1618 [2022-03-17 20:11:41,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1627 [2022-03-17 20:11:41,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1636 [2022-03-17 20:11:41,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1645 [2022-03-17 20:11:41,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1652 [2022-03-17 20:11:41,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1662 [2022-03-17 20:11:41,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1671 [2022-03-17 20:11:41,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1680 [2022-03-17 20:11:41,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1689 [2022-03-17 20:11:41,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1698 [2022-03-17 20:11:41,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1707 [2022-03-17 20:11:41,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1716 [2022-03-17 20:11:41,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1725 [2022-03-17 20:11:41,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1734 [2022-03-17 20:11:41,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1743 [2022-03-17 20:11:41,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1752 [2022-03-17 20:11:41,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1761 [2022-03-17 20:11:41,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1770 [2022-03-17 20:11:41,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1779 [2022-03-17 20:11:41,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1788 [2022-03-17 20:11:41,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1797 [2022-03-17 20:11:41,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1806 [2022-03-17 20:11:41,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1815 [2022-03-17 20:11:41,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1824 [2022-03-17 20:11:41,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1833 [2022-03-17 20:11:41,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1842 [2022-03-17 20:11:41,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1851 [2022-03-17 20:11:41,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1860 [2022-03-17 20:11:41,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1869 [2022-03-17 20:11:41,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1878 [2022-03-17 20:11:41,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1887 [2022-03-17 20:11:41,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1896 [2022-03-17 20:11:41,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1905 [2022-03-17 20:11:41,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1914 [2022-03-17 20:11:41,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1923 [2022-03-17 20:11:41,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1932 [2022-03-17 20:11:41,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1941 [2022-03-17 20:11:41,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1950 [2022-03-17 20:11:41,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1959 [2022-03-17 20:11:41,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1968 [2022-03-17 20:11:41,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1977 [2022-03-17 20:11:41,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1986 [2022-03-17 20:11:41,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1995 [2022-03-17 20:11:41,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2004 [2022-03-17 20:11:41,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2013 [2022-03-17 20:11:41,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2022 [2022-03-17 20:11:41,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2031 [2022-03-17 20:11:41,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2040 [2022-03-17 20:11:41,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2049 [2022-03-17 20:11:41,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2058 [2022-03-17 20:11:41,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2065 [2022-03-17 20:11:41,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2075 [2022-03-17 20:11:41,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2084 [2022-03-17 20:11:41,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2093 [2022-03-17 20:11:41,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2102 [2022-03-17 20:11:41,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2111 [2022-03-17 20:11:41,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2120 [2022-03-17 20:11:41,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2129 [2022-03-17 20:11:41,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2138 [2022-03-17 20:11:41,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2147 [2022-03-17 20:11:41,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2156 [2022-03-17 20:11:41,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2165 [2022-03-17 20:11:41,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2174 [2022-03-17 20:11:41,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2183 [2022-03-17 20:11:41,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2192 [2022-03-17 20:11:41,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2201 [2022-03-17 20:11:41,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2210 [2022-03-17 20:11:41,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2219 [2022-03-17 20:11:41,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2228 [2022-03-17 20:11:41,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2237 [2022-03-17 20:11:41,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2246 [2022-03-17 20:11:41,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2255 [2022-03-17 20:11:41,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2264 [2022-03-17 20:11:41,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2273 [2022-03-17 20:11:41,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2282 [2022-03-17 20:11:41,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2291 [2022-03-17 20:11:41,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2300 [2022-03-17 20:11:41,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2309 [2022-03-17 20:11:41,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2318 [2022-03-17 20:11:41,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2327 [2022-03-17 20:11:41,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2336 [2022-03-17 20:11:41,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2345 [2022-03-17 20:11:41,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2354 [2022-03-17 20:11:41,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2363 [2022-03-17 20:11:41,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2372 [2022-03-17 20:11:41,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2381 [2022-03-17 20:11:41,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2390 [2022-03-17 20:11:41,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2399 [2022-03-17 20:11:41,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2408 [2022-03-17 20:11:41,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2417 [2022-03-17 20:11:41,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2426 [2022-03-17 20:11:41,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2435 [2022-03-17 20:11:41,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2444 [2022-03-17 20:11:41,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2453 [2022-03-17 20:11:41,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2462 [2022-03-17 20:11:41,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2471 [2022-03-17 20:11:41,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2478 [2022-03-17 20:11:41,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2488 [2022-03-17 20:11:41,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2497 [2022-03-17 20:11:41,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2506 [2022-03-17 20:11:41,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2515 [2022-03-17 20:11:41,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2524 [2022-03-17 20:11:41,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2533 [2022-03-17 20:11:41,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2542 [2022-03-17 20:11:41,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2551 [2022-03-17 20:11:41,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2560 [2022-03-17 20:11:41,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2569 [2022-03-17 20:11:41,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2578 [2022-03-17 20:11:41,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2587 [2022-03-17 20:11:41,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2596 [2022-03-17 20:11:41,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2605 [2022-03-17 20:11:41,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2614 [2022-03-17 20:11:41,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2623 [2022-03-17 20:11:41,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2632 [2022-03-17 20:11:41,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2641 [2022-03-17 20:11:41,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2650 [2022-03-17 20:11:41,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2659 [2022-03-17 20:11:41,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2668 [2022-03-17 20:11:41,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2677 [2022-03-17 20:11:41,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2686 [2022-03-17 20:11:41,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2695 [2022-03-17 20:11:41,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2704 [2022-03-17 20:11:41,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2713 [2022-03-17 20:11:41,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2722 [2022-03-17 20:11:41,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2731 [2022-03-17 20:11:41,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2740 [2022-03-17 20:11:41,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2749 [2022-03-17 20:11:41,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2758 [2022-03-17 20:11:41,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2767 [2022-03-17 20:11:41,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2776 [2022-03-17 20:11:41,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2785 [2022-03-17 20:11:41,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2794 [2022-03-17 20:11:41,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2803 [2022-03-17 20:11:41,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2812 [2022-03-17 20:11:41,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2821 [2022-03-17 20:11:41,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2830 [2022-03-17 20:11:41,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2839 [2022-03-17 20:11:41,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2848 [2022-03-17 20:11:41,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2857 [2022-03-17 20:11:41,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2866 [2022-03-17 20:11:41,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2875 [2022-03-17 20:11:41,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2884 [2022-03-17 20:11:41,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2891 [2022-03-17 20:11:41,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2901 [2022-03-17 20:11:41,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2910 [2022-03-17 20:11:41,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2919 [2022-03-17 20:11:41,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2928 [2022-03-17 20:11:41,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2937 [2022-03-17 20:11:41,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2946 [2022-03-17 20:11:41,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2955 [2022-03-17 20:11:41,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2964 [2022-03-17 20:11:41,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2973 [2022-03-17 20:11:41,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2982 [2022-03-17 20:11:41,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2991 [2022-03-17 20:11:41,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3000 [2022-03-17 20:11:41,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3009 [2022-03-17 20:11:41,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3018 [2022-03-17 20:11:41,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3027 [2022-03-17 20:11:41,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3036 [2022-03-17 20:11:41,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3045 [2022-03-17 20:11:41,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3054 [2022-03-17 20:11:41,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3063 [2022-03-17 20:11:41,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3072 [2022-03-17 20:11:41,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3081 [2022-03-17 20:11:41,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3090 [2022-03-17 20:11:41,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3099 [2022-03-17 20:11:41,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3108 [2022-03-17 20:11:41,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3117 [2022-03-17 20:11:41,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3126 [2022-03-17 20:11:41,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3135 [2022-03-17 20:11:41,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3144 [2022-03-17 20:11:41,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3153 [2022-03-17 20:11:41,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3162 [2022-03-17 20:11:41,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3171 [2022-03-17 20:11:41,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3180 [2022-03-17 20:11:41,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3189 [2022-03-17 20:11:41,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3198 [2022-03-17 20:11:41,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3207 [2022-03-17 20:11:41,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3216 [2022-03-17 20:11:41,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3225 [2022-03-17 20:11:41,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3234 [2022-03-17 20:11:41,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3243 [2022-03-17 20:11:41,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3252 [2022-03-17 20:11:41,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3261 [2022-03-17 20:11:41,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3270 [2022-03-17 20:11:41,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3279 [2022-03-17 20:11:41,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3288 [2022-03-17 20:11:41,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3297 [2022-03-17 20:11:41,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3304 [2022-03-17 20:11:41,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3314 [2022-03-17 20:11:41,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3323 [2022-03-17 20:11:41,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3332 [2022-03-17 20:11:41,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3341 [2022-03-17 20:11:41,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3350 [2022-03-17 20:11:41,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3359 [2022-03-17 20:11:41,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3368 [2022-03-17 20:11:41,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3377 [2022-03-17 20:11:41,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3386 [2022-03-17 20:11:41,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3395 [2022-03-17 20:11:41,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3404 [2022-03-17 20:11:41,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3413 [2022-03-17 20:11:41,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3422 [2022-03-17 20:11:41,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3431 [2022-03-17 20:11:41,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3440 [2022-03-17 20:11:41,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3449 [2022-03-17 20:11:41,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3458 [2022-03-17 20:11:41,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3467 [2022-03-17 20:11:41,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3476 [2022-03-17 20:11:41,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3485 [2022-03-17 20:11:41,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3494 [2022-03-17 20:11:41,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3503 [2022-03-17 20:11:41,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3512 [2022-03-17 20:11:41,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3521 [2022-03-17 20:11:41,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3530 [2022-03-17 20:11:41,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3539 [2022-03-17 20:11:41,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3548 [2022-03-17 20:11:41,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3557 [2022-03-17 20:11:41,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3566 [2022-03-17 20:11:41,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3575 [2022-03-17 20:11:41,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3584 [2022-03-17 20:11:41,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3593 [2022-03-17 20:11:41,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3602 [2022-03-17 20:11:41,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3611 [2022-03-17 20:11:41,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3620 [2022-03-17 20:11:41,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3629 [2022-03-17 20:11:41,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3638 [2022-03-17 20:11:41,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3647 [2022-03-17 20:11:41,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3656 [2022-03-17 20:11:41,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3665 [2022-03-17 20:11:41,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3674 [2022-03-17 20:11:41,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3683 [2022-03-17 20:11:41,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3692 [2022-03-17 20:11:41,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3701 [2022-03-17 20:11:41,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3710 [2022-03-17 20:11:41,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3717 [2022-03-17 20:11:41,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3727 [2022-03-17 20:11:41,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3736 [2022-03-17 20:11:41,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3745 [2022-03-17 20:11:41,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3754 [2022-03-17 20:11:41,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3763 [2022-03-17 20:11:41,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3772 [2022-03-17 20:11:41,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3781 [2022-03-17 20:11:41,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3790 [2022-03-17 20:11:41,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3799 [2022-03-17 20:11:41,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3808 [2022-03-17 20:11:41,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3817 [2022-03-17 20:11:41,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3826 [2022-03-17 20:11:41,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3835 [2022-03-17 20:11:41,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3844 [2022-03-17 20:11:41,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3853 [2022-03-17 20:11:41,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3862 [2022-03-17 20:11:41,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3871 [2022-03-17 20:11:41,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3880 [2022-03-17 20:11:41,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3889 [2022-03-17 20:11:41,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3898 [2022-03-17 20:11:41,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3907 [2022-03-17 20:11:41,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3916 [2022-03-17 20:11:41,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3925 [2022-03-17 20:11:41,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3934 [2022-03-17 20:11:41,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3943 [2022-03-17 20:11:41,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3952 [2022-03-17 20:11:41,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3961 [2022-03-17 20:11:41,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3970 [2022-03-17 20:11:41,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3979 [2022-03-17 20:11:41,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3988 [2022-03-17 20:11:41,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3997 [2022-03-17 20:11:41,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4006 [2022-03-17 20:11:41,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4015 [2022-03-17 20:11:41,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4024 [2022-03-17 20:11:41,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4033 [2022-03-17 20:11:41,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4042 [2022-03-17 20:11:41,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4051 [2022-03-17 20:11:41,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4060 [2022-03-17 20:11:41,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4069 [2022-03-17 20:11:41,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4078 [2022-03-17 20:11:41,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4087 [2022-03-17 20:11:41,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4096 [2022-03-17 20:11:41,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4105 [2022-03-17 20:11:41,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4114 [2022-03-17 20:11:41,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4123 [2022-03-17 20:11:41,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4130 [2022-03-17 20:11:41,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 20:11:41,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1135515 backedges. 129324 proven. 6975 refuted. 0 times theorem prover too weak. 999216 trivial. 0 not checked. [2022-03-17 20:11:41,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-17 20:11:41,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619261901] [2022-03-17 20:11:41,951 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619261901] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-17 20:11:41,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1019336988] [2022-03-17 20:11:41,951 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-03-17 20:11:41,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 20:11:41,951 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-17 20:11:41,952 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-17 20:11:41,953 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process