/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/automizer/LoopAccelerationJordanC.epf -i ../../../trunk/examples/svcomp/float-benchs/divmul_diverge.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-d966a43 [2022-01-31 16:38:56,265 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-31 16:38:56,267 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-31 16:38:56,315 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-31 16:38:56,316 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-31 16:38:56,316 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-31 16:38:56,317 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-31 16:38:56,319 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-31 16:38:56,334 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-31 16:38:56,335 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-31 16:38:56,335 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-31 16:38:56,336 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-31 16:38:56,336 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-31 16:38:56,337 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-31 16:38:56,337 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-31 16:38:56,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-31 16:38:56,338 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-31 16:38:56,339 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-31 16:38:56,340 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-31 16:38:56,341 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-31 16:38:56,342 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-31 16:38:56,350 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-31 16:38:56,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-31 16:38:56,352 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-31 16:38:56,353 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-31 16:38:56,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-31 16:38:56,358 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-31 16:38:56,358 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-31 16:38:56,359 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf [2022-01-31 16:38:56,365 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-31 16:38:56,365 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-31 16:38:56,366 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-31 16:38:56,366 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-31 16:38:56,366 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-31 16:38:56,367 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-31 16:38:56,367 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-31 16:38:56,367 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-31 16:38:56,367 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-31 16:38:56,367 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-31 16:38:56,367 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-31 16:38:56,367 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-31 16:38:56,367 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-31 16:38:56,367 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-31 16:38:56,367 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-31 16:38:56,368 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-31 16:38:56,368 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-31 16:38:56,368 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-31 16:38:56,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-31 16:38:56,368 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-31 16:38:56,368 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-31 16:38:56,368 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-01-31 16:38:56,369 INFO L138 SettingsManager]: * TransformationType=LOOP_ACCELERATION_JORDAN 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-31 16:38:56,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-31 16:38:56,563 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-31 16:38:56,564 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-31 16:38:56,565 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-31 16:38:56,566 INFO L275 PluginConnector]: CDTParser initialized [2022-01-31 16:38:56,567 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/divmul_diverge.c [2022-01-31 16:38:56,608 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d73dda6a/1d597c08ae784cc79f41937440436d20/FLAG91fb475cd [2022-01-31 16:38:56,962 INFO L306 CDTParser]: Found 1 translation units. [2022-01-31 16:38:56,962 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/divmul_diverge.c [2022-01-31 16:38:56,970 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d73dda6a/1d597c08ae784cc79f41937440436d20/FLAG91fb475cd [2022-01-31 16:38:56,982 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d73dda6a/1d597c08ae784cc79f41937440436d20 [2022-01-31 16:38:56,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-31 16:38:56,986 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-31 16:38:56,989 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-31 16:38:56,989 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-31 16:38:56,991 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-31 16:38:56,991 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 04:38:56" (1/1) ... [2022-01-31 16:38:56,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@477feda2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:38:56, skipping insertion in model container [2022-01-31 16:38:56,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 04:38:56" (1/1) ... [2022-01-31 16:38:56,997 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-31 16:38:57,006 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-31 16:38:57,170 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/divmul_diverge.c[613,626] [2022-01-31 16:38:57,182 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-31 16:38:57,188 INFO L203 MainTranslator]: Completed pre-run [2022-01-31 16:38:57,196 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/divmul_diverge.c[613,626] [2022-01-31 16:38:57,200 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-31 16:38:57,210 INFO L208 MainTranslator]: Completed translation [2022-01-31 16:38:57,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:38:57 WrapperNode [2022-01-31 16:38:57,210 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-31 16:38:57,211 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-31 16:38:57,211 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-31 16:38:57,211 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-31 16:38:57,218 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:38:57" (1/1) ... [2022-01-31 16:38:57,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:38:57" (1/1) ... [2022-01-31 16:38:57,223 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:38:57" (1/1) ... [2022-01-31 16:38:57,223 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:38:57" (1/1) ... [2022-01-31 16:38:57,228 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:38:57" (1/1) ... [2022-01-31 16:38:57,232 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:38:57" (1/1) ... [2022-01-31 16:38:57,233 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:38:57" (1/1) ... [2022-01-31 16:38:57,238 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-31 16:38:57,238 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-31 16:38:57,239 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-31 16:38:57,239 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-31 16:38:57,240 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:38:57" (1/1) ... [2022-01-31 16:38:57,245 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-31 16:38:57,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 16:38:57,261 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) [2022-01-31 16:38:57,279 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 [2022-01-31 16:38:57,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-01-31 16:38:57,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-31 16:38:57,297 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-01-31 16:38:57,297 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-01-31 16:38:57,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-01-31 16:38:57,297 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_clock [2022-01-31 16:38:57,297 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-01-31 16:38:57,297 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-01-31 16:38:57,298 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-01-31 16:38:57,298 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-01-31 16:38:57,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-31 16:38:57,298 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-01-31 16:38:57,298 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2022-01-31 16:38:57,298 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-01-31 16:38:57,298 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-01-31 16:38:57,298 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_clock [2022-01-31 16:38:57,298 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-01-31 16:38:57,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-01-31 16:38:57,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-31 16:38:57,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-31 16:38:57,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-31 16:38:57,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-31 16:38:57,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-31 16:38:57,353 INFO L234 CfgBuilder]: Building ICFG [2022-01-31 16:38:57,354 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-31 16:38:57,440 INFO L275 CfgBuilder]: Performing block encoding [2022-01-31 16:38:57,445 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-31 16:38:57,445 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-01-31 16:38:57,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 04:38:57 BoogieIcfgContainer [2022-01-31 16:38:57,446 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-31 16:38:57,447 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-01-31 16:38:57,447 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-01-31 16:38:57,448 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-01-31 16:38:57,450 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 04:38:57" (1/1) ... [2022-01-31 16:38:57,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 31.01 04:38:57 BasicIcfg [2022-01-31 16:38:57,463 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-01-31 16:38:57,464 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-31 16:38:57,465 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-31 16:38:57,467 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-31 16:38:57,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.01 04:38:56" (1/4) ... [2022-01-31 16:38:57,468 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bd3dd46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 04:38:57, skipping insertion in model container [2022-01-31 16:38:57,468 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:38:57" (2/4) ... [2022-01-31 16:38:57,468 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bd3dd46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 04:38:57, skipping insertion in model container [2022-01-31 16:38:57,468 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 04:38:57" (3/4) ... [2022-01-31 16:38:57,468 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bd3dd46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.01 04:38:57, skipping insertion in model container [2022-01-31 16:38:57,468 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 31.01 04:38:57" (4/4) ... [2022-01-31 16:38:57,469 INFO L111 eAbstractionObserver]: Analyzing ICFG divmul_diverge.cJordan [2022-01-31 16:38:57,477 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2022-01-31 16:38:57,477 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-31 16:38:57,519 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-31 16:38:57,524 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=ForwardPredicates, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, 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, mLoopAccelerationTechnique=FAST_UPR [2022-01-31 16:38:57,524 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-31 16:38:57,548 INFO L276 IsEmpty]: Start isEmpty. Operand has 30 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 20 states have internal predecessors, (24), 5 states have call successors, (5), 5 states have call predecessors, (5), 5 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-01-31 16:38:57,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-01-31 16:38:57,553 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:38:57,553 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:38:57,553 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:38:57,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:38:57,557 INFO L85 PathProgramCache]: Analyzing trace with hash 428519887, now seen corresponding path program 1 times [2022-01-31 16:38:57,576 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:38:57,576 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1815873569] [2022-01-31 16:38:57,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:38:57,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:38:57,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:57,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:38:57,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:57,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-31 16:38:57,711 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:38:57,712 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1815873569] [2022-01-31 16:38:57,712 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1815873569] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:38:57,712 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:38:57,712 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-31 16:38:57,713 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140863600] [2022-01-31 16:38:57,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:38:57,716 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-31 16:38:57,716 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:38:57,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-31 16:38:57,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-31 16:38:57,736 INFO L87 Difference]: Start difference. First operand has 30 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 20 states have internal predecessors, (24), 5 states have call successors, (5), 5 states have call predecessors, (5), 5 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) [2022-01-31 16:38:57,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:38:57,777 INFO L93 Difference]: Finished difference Result 30 states and 31 transitions. [2022-01-31 16:38:57,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-31 16:38:57,780 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 [2022-01-31 16:38:57,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:38:57,785 INFO L225 Difference]: With dead ends: 30 [2022-01-31 16:38:57,785 INFO L226 Difference]: Without dead ends: 23 [2022-01-31 16:38:57,786 INFO L932 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 [2022-01-31 16:38:57,788 INFO L933 BasicCegarLoop]: 28 mSDtfsCounter, 18 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 31 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-31 16:38:57,789 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 31 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-31 16:38:57,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2022-01-31 16:38:57,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2022-01-31 16:38:57,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 15 states have internal predecessors, (16), 5 states have call successors, (5), 5 states have call predecessors, (5), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-01-31 16:38:57,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 24 transitions. [2022-01-31 16:38:57,807 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 24 transitions. Word has length 11 [2022-01-31 16:38:57,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:38:57,808 INFO L470 AbstractCegarLoop]: Abstraction has 23 states and 24 transitions. [2022-01-31 16:38:57,808 INFO L471 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) [2022-01-31 16:38:57,808 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2022-01-31 16:38:57,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-01-31 16:38:57,808 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:38:57,808 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:38:57,809 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-31 16:38:57,809 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:38:57,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:38:57,810 INFO L85 PathProgramCache]: Analyzing trace with hash 429443408, now seen corresponding path program 1 times [2022-01-31 16:38:57,810 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:38:57,810 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556751942] [2022-01-31 16:38:57,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:38:57,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:38:57,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:57,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:38:57,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:57,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-31 16:38:57,873 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:38:57,873 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556751942] [2022-01-31 16:38:57,874 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1556751942] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:38:57,874 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:38:57,874 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-31 16:38:57,874 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569038305] [2022-01-31 16:38:57,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:38:57,875 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-31 16:38:57,875 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:38:57,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-31 16:38:57,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-31 16:38:57,876 INFO L87 Difference]: Start difference. First operand 23 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) [2022-01-31 16:38:57,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:38:57,927 INFO L93 Difference]: Finished difference Result 29 states and 33 transitions. [2022-01-31 16:38:57,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-01-31 16:38:57,928 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 [2022-01-31 16:38:57,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:38:57,929 INFO L225 Difference]: With dead ends: 29 [2022-01-31 16:38:57,929 INFO L226 Difference]: Without dead ends: 29 [2022-01-31 16:38:57,929 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:38:57,930 INFO L933 BasicCegarLoop]: 20 mSDtfsCounter, 22 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 27 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-31 16:38:57,931 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [24 Valid, 27 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-31 16:38:57,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2022-01-31 16:38:57,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 24. [2022-01-31 16:38:57,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 15 states have (on average 1.1333333333333333) internal successors, (17), 16 states have internal predecessors, (17), 5 states have call successors, (5), 5 states have call predecessors, (5), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-01-31 16:38:57,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 25 transitions. [2022-01-31 16:38:57,936 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 25 transitions. Word has length 11 [2022-01-31 16:38:57,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:38:57,936 INFO L470 AbstractCegarLoop]: Abstraction has 24 states and 25 transitions. [2022-01-31 16:38:57,936 INFO L471 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) [2022-01-31 16:38:57,936 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2022-01-31 16:38:57,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-01-31 16:38:57,937 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:38:57,937 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:38:57,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-31 16:38:57,937 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:38:57,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:38:57,938 INFO L85 PathProgramCache]: Analyzing trace with hash 829358016, now seen corresponding path program 1 times [2022-01-31 16:38:57,938 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:38:57,938 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761410612] [2022-01-31 16:38:57,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:38:57,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:38:57,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:57,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:38:57,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:57,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-01-31 16:38:57,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:57,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-31 16:38:57,995 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:38:57,995 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761410612] [2022-01-31 16:38:57,996 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [761410612] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-31 16:38:57,996 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [324584265] [2022-01-31 16:38:57,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:38:57,996 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 16:38:57,996 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 16:38:57,998 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) [2022-01-31 16:38:58,012 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-01-31 16:38:58,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:58,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2022-01-31 16:38:58,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-31 16:38:58,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-31 16:38:58,120 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-31 16:38:58,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-31 16:38:58,188 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [324584265] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-31 16:38:58,189 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-31 16:38:58,189 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 8 [2022-01-31 16:38:58,192 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778705200] [2022-01-31 16:38:58,192 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-31 16:38:58,194 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-01-31 16:38:58,194 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:38:58,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-01-31 16:38:58,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-01-31 16:38:58,195 INFO L87 Difference]: Start difference. First operand 24 states and 25 transitions. Second operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 7 states have internal predecessors, (24), 5 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-01-31 16:38:58,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:38:58,332 INFO L93 Difference]: Finished difference Result 42 states and 52 transitions. [2022-01-31 16:38:58,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-31 16:38:58,333 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.0) internal successors, (24), 7 states have internal predecessors, (24), 5 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Word has length 18 [2022-01-31 16:38:58,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:38:58,333 INFO L225 Difference]: With dead ends: 42 [2022-01-31 16:38:58,334 INFO L226 Difference]: Without dead ends: 42 [2022-01-31 16:38:58,334 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=80, Unknown=0, NotChecked=0, Total=132 [2022-01-31 16:38:58,335 INFO L933 BasicCegarLoop]: 20 mSDtfsCounter, 44 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 37 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-31 16:38:58,335 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [44 Valid, 37 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-31 16:38:58,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2022-01-31 16:38:58,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2022-01-31 16:38:58,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 27 states have (on average 1.1851851851851851) internal successors, (32), 31 states have internal predecessors, (32), 11 states have call successors, (11), 5 states have call predecessors, (11), 3 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2022-01-31 16:38:58,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 52 transitions. [2022-01-31 16:38:58,342 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 52 transitions. Word has length 18 [2022-01-31 16:38:58,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:38:58,342 INFO L470 AbstractCegarLoop]: Abstraction has 42 states and 52 transitions. [2022-01-31 16:38:58,342 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.0) internal successors, (24), 7 states have internal predecessors, (24), 5 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-01-31 16:38:58,342 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2022-01-31 16:38:58,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-01-31 16:38:58,343 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:38:58,343 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:38:58,360 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-01-31 16:38:58,555 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 16:38:58,555 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:38:58,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:38:58,556 INFO L85 PathProgramCache]: Analyzing trace with hash 1247481168, now seen corresponding path program 2 times [2022-01-31 16:38:58,556 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:38:58,556 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802803212] [2022-01-31 16:38:58,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:38:58,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:38:58,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:58,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:38:58,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:58,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-01-31 16:38:58,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:58,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-01-31 16:38:58,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:58,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-01-31 16:38:58,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:58,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-01-31 16:38:58,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:58,703 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-01-31 16:38:58,703 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:38:58,703 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802803212] [2022-01-31 16:38:58,704 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1802803212] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-31 16:38:58,704 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [379610015] [2022-01-31 16:38:58,704 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-01-31 16:38:58,704 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 16:38:58,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 16:38:58,706 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) [2022-01-31 16:38:58,707 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-01-31 16:38:58,744 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-01-31 16:38:58,744 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-31 16:38:58,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 6 conjunts are in the unsatisfiable core [2022-01-31 16:38:58,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-31 16:38:58,826 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-01-31 16:38:58,826 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-31 16:38:58,941 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-01-31 16:38:58,941 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [379610015] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-31 16:38:58,941 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-31 16:38:58,941 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 7] total 14 [2022-01-31 16:38:58,941 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311320685] [2022-01-31 16:38:58,941 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-31 16:38:58,942 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-01-31 16:38:58,942 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:38:58,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-01-31 16:38:58,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=102, Unknown=0, NotChecked=0, Total=182 [2022-01-31 16:38:58,943 INFO L87 Difference]: Start difference. First operand 42 states and 52 transitions. Second operand has 14 states, 14 states have (on average 3.4285714285714284) internal successors, (48), 13 states have internal predecessors, (48), 11 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2022-01-31 16:38:59,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:38:59,191 INFO L93 Difference]: Finished difference Result 78 states and 106 transitions. [2022-01-31 16:38:59,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-01-31 16:38:59,192 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.4285714285714284) internal successors, (48), 13 states have internal predecessors, (48), 11 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) Word has length 39 [2022-01-31 16:38:59,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:38:59,196 INFO L225 Difference]: With dead ends: 78 [2022-01-31 16:38:59,196 INFO L226 Difference]: Without dead ends: 78 [2022-01-31 16:38:59,197 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=211, Invalid=341, Unknown=0, NotChecked=0, Total=552 [2022-01-31 16:38:59,198 INFO L933 BasicCegarLoop]: 20 mSDtfsCounter, 112 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 174 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-31 16:38:59,198 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [112 Valid, 42 Invalid, 266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 174 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-31 16:38:59,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2022-01-31 16:38:59,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2022-01-31 16:38:59,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 51 states have (on average 1.2156862745098038) internal successors, (62), 61 states have internal predecessors, (62), 23 states have call successors, (23), 5 states have call predecessors, (23), 3 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2022-01-31 16:38:59,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 106 transitions. [2022-01-31 16:38:59,205 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 106 transitions. Word has length 39 [2022-01-31 16:38:59,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:38:59,205 INFO L470 AbstractCegarLoop]: Abstraction has 78 states and 106 transitions. [2022-01-31 16:38:59,206 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.4285714285714284) internal successors, (48), 13 states have internal predecessors, (48), 11 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2022-01-31 16:38:59,206 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2022-01-31 16:38:59,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-01-31 16:38:59,208 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:38:59,208 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:38:59,226 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-01-31 16:38:59,424 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2022-01-31 16:38:59,425 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:38:59,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:38:59,425 INFO L85 PathProgramCache]: Analyzing trace with hash 737948496, now seen corresponding path program 3 times [2022-01-31 16:38:59,425 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:38:59,425 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790202139] [2022-01-31 16:38:59,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:38:59,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:38:59,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:38:59,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-01-31 16:38:59,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-01-31 16:38:59,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-01-31 16:38:59,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-01-31 16:38:59,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-01-31 16:38:59,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-01-31 16:38:59,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-01-31 16:38:59,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-01-31 16:38:59,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-01-31 16:38:59,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-01-31 16:38:59,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,583 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 235 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-01-31 16:38:59,583 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:38:59,583 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1790202139] [2022-01-31 16:38:59,583 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1790202139] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-31 16:38:59,583 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [644717729] [2022-01-31 16:38:59,583 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-01-31 16:38:59,584 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 16:38:59,584 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 16:38:59,585 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) [2022-01-31 16:38:59,594 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-01-31 16:38:59,647 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2022-01-31 16:38:59,647 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-31 16:38:59,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 12 conjunts are in the unsatisfiable core [2022-01-31 16:38:59,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-31 16:38:59,780 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 235 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-01-31 16:38:59,780 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-31 16:39:00,050 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 235 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-01-31 16:39:00,051 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [644717729] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-31 16:39:00,051 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-31 16:39:00,051 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 13] total 26 [2022-01-31 16:39:00,057 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661731773] [2022-01-31 16:39:00,057 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-31 16:39:00,058 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2022-01-31 16:39:00,058 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:39:00,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-01-31 16:39:00,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=302, Invalid=348, Unknown=0, NotChecked=0, Total=650 [2022-01-31 16:39:00,059 INFO L87 Difference]: Start difference. First operand 78 states and 106 transitions. Second operand has 26 states, 26 states have (on average 3.6923076923076925) internal successors, (96), 25 states have internal predecessors, (96), 23 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2022-01-31 16:39:00,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:39:00,607 INFO L93 Difference]: Finished difference Result 150 states and 214 transitions. [2022-01-31 16:39:00,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-01-31 16:39:00,608 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 3.6923076923076925) internal successors, (96), 25 states have internal predecessors, (96), 23 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Word has length 81 [2022-01-31 16:39:00,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:39:00,609 INFO L225 Difference]: With dead ends: 150 [2022-01-31 16:39:00,609 INFO L226 Difference]: Without dead ends: 150 [2022-01-31 16:39:00,610 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 346 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=853, Invalid=1403, Unknown=0, NotChecked=0, Total=2256 [2022-01-31 16:39:00,611 INFO L933 BasicCegarLoop]: 20 mSDtfsCounter, 214 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 400 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 214 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 598 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 400 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-01-31 16:39:00,611 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [214 Valid, 57 Invalid, 598 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 400 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-01-31 16:39:00,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2022-01-31 16:39:00,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 150. [2022-01-31 16:39:00,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 150 states, 99 states have (on average 1.2323232323232323) internal successors, (122), 121 states have internal predecessors, (122), 47 states have call successors, (47), 5 states have call predecessors, (47), 3 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2022-01-31 16:39:00,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 214 transitions. [2022-01-31 16:39:00,621 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 214 transitions. Word has length 81 [2022-01-31 16:39:00,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:39:00,621 INFO L470 AbstractCegarLoop]: Abstraction has 150 states and 214 transitions. [2022-01-31 16:39:00,621 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 3.6923076923076925) internal successors, (96), 25 states have internal predecessors, (96), 23 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2022-01-31 16:39:00,622 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 214 transitions. [2022-01-31 16:39:00,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-01-31 16:39:00,630 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:39:00,630 INFO L514 BasicCegarLoop]: trace histogram [22, 22, 22, 22, 22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:39:00,665 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-01-31 16:39:00,847 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 16:39:00,848 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:39:00,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:39:00,848 INFO L85 PathProgramCache]: Analyzing trace with hash -2110783664, now seen corresponding path program 4 times [2022-01-31 16:39:00,848 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:39:00,848 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790410579] [2022-01-31 16:39:00,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:39:00,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:39:00,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:01,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:39:01,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:01,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-01-31 16:39:01,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:01,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-01-31 16:39:01,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:01,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-01-31 16:39:01,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:01,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-01-31 16:39:01,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:01,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-01-31 16:39:01,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:01,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-01-31 16:39:01,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:01,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-01-31 16:39:01,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:01,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-01-31 16:39:01,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:01,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-01-31 16:39:01,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:01,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-01-31 16:39:01,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:01,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-01-31 16:39:01,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:01,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-01-31 16:39:01,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:01,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-01-31 16:39:01,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:01,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-01-31 16:39:01,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:01,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-01-31 16:39:01,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:01,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-01-31 16:39:01,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:01,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-01-31 16:39:01,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:01,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-01-31 16:39:01,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:01,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-01-31 16:39:01,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:01,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-01-31 16:39:01,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:01,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-01-31 16:39:01,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:01,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-01-31 16:39:01,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:01,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1639 backedges. 0 proven. 1177 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2022-01-31 16:39:01,201 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:39:01,201 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1790410579] [2022-01-31 16:39:01,201 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1790410579] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-31 16:39:01,201 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [442416517] [2022-01-31 16:39:01,201 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-01-31 16:39:01,203 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 16:39:01,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 16:39:01,204 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) [2022-01-31 16:39:01,205 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-01-31 16:39:01,265 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-01-31 16:39:01,266 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-31 16:39:01,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 24 conjunts are in the unsatisfiable core [2022-01-31 16:39:01,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-31 16:39:01,507 INFO L134 CoverageAnalysis]: Checked inductivity of 1639 backedges. 0 proven. 1177 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2022-01-31 16:39:01,507 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-31 16:39:02,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1639 backedges. 0 proven. 1177 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2022-01-31 16:39:02,319 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [442416517] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-31 16:39:02,319 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-31 16:39:02,320 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 25, 25] total 50 [2022-01-31 16:39:02,320 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396584168] [2022-01-31 16:39:02,320 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-31 16:39:02,321 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2022-01-31 16:39:02,321 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:39:02,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2022-01-31 16:39:02,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1178, Invalid=1272, Unknown=0, NotChecked=0, Total=2450 [2022-01-31 16:39:02,322 INFO L87 Difference]: Start difference. First operand 150 states and 214 transitions. Second operand has 50 states, 50 states have (on average 3.84) internal successors, (192), 49 states have internal predecessors, (192), 47 states have call successors, (49), 3 states have call predecessors, (49), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2022-01-31 16:39:03,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:39:03,852 INFO L93 Difference]: Finished difference Result 294 states and 430 transitions. [2022-01-31 16:39:03,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-01-31 16:39:03,854 INFO L78 Accepts]: Start accepts. Automaton has has 50 states, 50 states have (on average 3.84) internal successors, (192), 49 states have internal predecessors, (192), 47 states have call successors, (49), 3 states have call predecessors, (49), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) Word has length 165 [2022-01-31 16:39:03,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:39:03,856 INFO L225 Difference]: With dead ends: 294 [2022-01-31 16:39:03,856 INFO L226 Difference]: Without dead ends: 294 [2022-01-31 16:39:03,859 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 446 GetRequests, 352 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1420 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=3433, Invalid=5687, Unknown=0, NotChecked=0, Total=9120 [2022-01-31 16:39:03,859 INFO L933 BasicCegarLoop]: 20 mSDtfsCounter, 500 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 812 mSolverCounterSat, 474 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 500 SdHoareTripleChecker+Valid, 37 SdHoareTripleChecker+Invalid, 1286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 474 IncrementalHoareTripleChecker+Valid, 812 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-01-31 16:39:03,859 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [500 Valid, 37 Invalid, 1286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [474 Valid, 812 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-01-31 16:39:03,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2022-01-31 16:39:03,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 294. [2022-01-31 16:39:03,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 294 states, 195 states have (on average 1.241025641025641) internal successors, (242), 241 states have internal predecessors, (242), 95 states have call successors, (95), 5 states have call predecessors, (95), 3 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2022-01-31 16:39:03,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 430 transitions. [2022-01-31 16:39:03,878 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 430 transitions. Word has length 165 [2022-01-31 16:39:03,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:39:03,879 INFO L470 AbstractCegarLoop]: Abstraction has 294 states and 430 transitions. [2022-01-31 16:39:03,882 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 3.84) internal successors, (192), 49 states have internal predecessors, (192), 47 states have call successors, (49), 3 states have call predecessors, (49), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2022-01-31 16:39:03,882 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 430 transitions. [2022-01-31 16:39:03,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2022-01-31 16:39:03,889 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:39:03,889 INFO L514 BasicCegarLoop]: trace histogram [46, 46, 46, 46, 46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:39:03,906 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-01-31 16:39:04,106 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 16:39:04,106 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:39:04,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:39:04,107 INFO L85 PathProgramCache]: Analyzing trace with hash 1356699472, now seen corresponding path program 5 times [2022-01-31 16:39:04,107 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:39:04,107 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841273172] [2022-01-31 16:39:04,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:39:04,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:39:04,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:39:04,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-01-31 16:39:04,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-01-31 16:39:04,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-01-31 16:39:04,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-01-31 16:39:04,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-01-31 16:39:04,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-01-31 16:39:04,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-01-31 16:39:04,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-01-31 16:39:04,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-01-31 16:39:04,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-01-31 16:39:04,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-01-31 16:39:04,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-01-31 16:39:04,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-01-31 16:39:04,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-01-31 16:39:04,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-01-31 16:39:04,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-01-31 16:39:04,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-01-31 16:39:04,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-01-31 16:39:04,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-01-31 16:39:04,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-01-31 16:39:04,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-01-31 16:39:04,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-01-31 16:39:04,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-01-31 16:39:04,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-01-31 16:39:04,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-01-31 16:39:04,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-01-31 16:39:04,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-01-31 16:39:04,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-01-31 16:39:04,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-01-31 16:39:04,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-01-31 16:39:04,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-01-31 16:39:04,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-01-31 16:39:04,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-01-31 16:39:04,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-01-31 16:39:04,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-01-31 16:39:04,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-01-31 16:39:04,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-01-31 16:39:04,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-01-31 16:39:04,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:04,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2022-01-31 16:39:04,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:05,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-01-31 16:39:05,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:05,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-01-31 16:39:05,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:05,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-01-31 16:39:05,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:05,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-01-31 16:39:05,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:05,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-01-31 16:39:05,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:05,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-01-31 16:39:05,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:05,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-01-31 16:39:05,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:05,014 INFO L134 CoverageAnalysis]: Checked inductivity of 7291 backedges. 0 proven. 5221 refuted. 0 times theorem prover too weak. 2070 trivial. 0 not checked. [2022-01-31 16:39:05,014 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:39:05,014 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841273172] [2022-01-31 16:39:05,014 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [841273172] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-31 16:39:05,014 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1530181699] [2022-01-31 16:39:05,014 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-01-31 16:39:05,014 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 16:39:05,015 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 16:39:05,015 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) [2022-01-31 16:39:05,050 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-01-31 16:39:05,131 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 47 check-sat command(s) [2022-01-31 16:39:05,131 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-31 16:39:05,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 48 conjunts are in the unsatisfiable core [2022-01-31 16:39:05,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-31 16:39:05,659 INFO L134 CoverageAnalysis]: Checked inductivity of 7291 backedges. 0 proven. 5221 refuted. 0 times theorem prover too weak. 2070 trivial. 0 not checked. [2022-01-31 16:39:05,660 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-31 16:39:08,122 INFO L134 CoverageAnalysis]: Checked inductivity of 7291 backedges. 0 proven. 5221 refuted. 0 times theorem prover too weak. 2070 trivial. 0 not checked. [2022-01-31 16:39:08,122 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1530181699] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-31 16:39:08,122 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-31 16:39:08,122 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 49, 49] total 98 [2022-01-31 16:39:08,123 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68347720] [2022-01-31 16:39:08,123 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-31 16:39:08,125 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 98 states [2022-01-31 16:39:08,125 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:39:08,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 98 interpolants. [2022-01-31 16:39:08,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4658, Invalid=4848, Unknown=0, NotChecked=0, Total=9506 [2022-01-31 16:39:08,129 INFO L87 Difference]: Start difference. First operand 294 states and 430 transitions. Second operand has 98 states, 98 states have (on average 3.9183673469387754) internal successors, (384), 97 states have internal predecessors, (384), 95 states have call successors, (97), 3 states have call predecessors, (97), 1 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) [2022-01-31 16:39:12,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:39:12,234 INFO L93 Difference]: Finished difference Result 582 states and 862 transitions. [2022-01-31 16:39:12,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2022-01-31 16:39:12,235 INFO L78 Accepts]: Start accepts. Automaton has has 98 states, 98 states have (on average 3.9183673469387754) internal successors, (384), 97 states have internal predecessors, (384), 95 states have call successors, (97), 3 states have call predecessors, (97), 1 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) Word has length 333 [2022-01-31 16:39:12,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:39:12,238 INFO L225 Difference]: With dead ends: 582 [2022-01-31 16:39:12,238 INFO L226 Difference]: Without dead ends: 582 [2022-01-31 16:39:12,244 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 902 GetRequests, 712 SyntacticMatches, 0 SemanticMatches, 190 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5728 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=13777, Invalid=22895, Unknown=0, NotChecked=0, Total=36672 [2022-01-31 16:39:12,245 INFO L933 BasicCegarLoop]: 20 mSDtfsCounter, 1108 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 1358 mSolverCounterSat, 1059 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1108 SdHoareTripleChecker+Valid, 47 SdHoareTripleChecker+Invalid, 2417 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1059 IncrementalHoareTripleChecker+Valid, 1358 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-01-31 16:39:12,245 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1108 Valid, 47 Invalid, 2417 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1059 Valid, 1358 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-01-31 16:39:12,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2022-01-31 16:39:12,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 582. [2022-01-31 16:39:12,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 582 states, 387 states have (on average 1.2454780361757105) internal successors, (482), 481 states have internal predecessors, (482), 191 states have call successors, (191), 5 states have call predecessors, (191), 3 states have return successors, (189), 189 states have call predecessors, (189), 189 states have call successors, (189) [2022-01-31 16:39:12,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 582 states and 862 transitions. [2022-01-31 16:39:12,282 INFO L78 Accepts]: Start accepts. Automaton has 582 states and 862 transitions. Word has length 333 [2022-01-31 16:39:12,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:39:12,283 INFO L470 AbstractCegarLoop]: Abstraction has 582 states and 862 transitions. [2022-01-31 16:39:12,283 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 98 states, 98 states have (on average 3.9183673469387754) internal successors, (384), 97 states have internal predecessors, (384), 95 states have call successors, (97), 3 states have call predecessors, (97), 1 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) [2022-01-31 16:39:12,283 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 862 transitions. [2022-01-31 16:39:12,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 670 [2022-01-31 16:39:12,291 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:39:12,291 INFO L514 BasicCegarLoop]: trace histogram [94, 94, 94, 94, 94, 94, 94, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:39:12,317 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-01-31 16:39:12,506 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 16:39:12,507 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:39:12,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:39:12,507 INFO L85 PathProgramCache]: Analyzing trace with hash 1800456016, now seen corresponding path program 6 times [2022-01-31 16:39:12,507 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:39:12,507 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156780257] [2022-01-31 16:39:12,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:39:12,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:39:12,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:39:15,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-01-31 16:39:15,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-01-31 16:39:15,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-01-31 16:39:15,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-01-31 16:39:15,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-01-31 16:39:15,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-01-31 16:39:15,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-01-31 16:39:15,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-01-31 16:39:15,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-01-31 16:39:15,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-01-31 16:39:15,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-01-31 16:39:15,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-01-31 16:39:15,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-01-31 16:39:15,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-01-31 16:39:15,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-01-31 16:39:15,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-01-31 16:39:15,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-01-31 16:39:15,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-01-31 16:39:15,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-01-31 16:39:15,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-01-31 16:39:15,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-01-31 16:39:15,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-01-31 16:39:15,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-01-31 16:39:15,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-01-31 16:39:15,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-01-31 16:39:15,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-01-31 16:39:15,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-01-31 16:39:15,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-01-31 16:39:15,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-01-31 16:39:15,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-01-31 16:39:15,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-01-31 16:39:15,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-01-31 16:39:15,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-01-31 16:39:15,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-01-31 16:39:15,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-01-31 16:39:15,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-01-31 16:39:15,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-01-31 16:39:15,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-01-31 16:39:15,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2022-01-31 16:39:15,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-01-31 16:39:15,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-01-31 16:39:15,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-01-31 16:39:15,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-01-31 16:39:15,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-01-31 16:39:15,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-01-31 16:39:15,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-01-31 16:39:15,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2022-01-31 16:39:15,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-01-31 16:39:15,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2022-01-31 16:39:15,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-01-31 16:39:15,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-01-31 16:39:15,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-01-31 16:39:15,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-01-31 16:39:15,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-01-31 16:39:15,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-01-31 16:39:15,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-01-31 16:39:15,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2022-01-31 16:39:15,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2022-01-31 16:39:15,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-01-31 16:39:15,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2022-01-31 16:39:15,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2022-01-31 16:39:15,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2022-01-31 16:39:15,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-01-31 16:39:15,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-01-31 16:39:15,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-01-31 16:39:15,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2022-01-31 16:39:15,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2022-01-31 16:39:15,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2022-01-31 16:39:15,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2022-01-31 16:39:15,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2022-01-31 16:39:15,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2022-01-31 16:39:15,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 506 [2022-01-31 16:39:15,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-01-31 16:39:15,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2022-01-31 16:39:15,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2022-01-31 16:39:15,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2022-01-31 16:39:15,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 541 [2022-01-31 16:39:15,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2022-01-31 16:39:15,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2022-01-31 16:39:15,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2022-01-31 16:39:15,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2022-01-31 16:39:15,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 576 [2022-01-31 16:39:15,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2022-01-31 16:39:15,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 590 [2022-01-31 16:39:15,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2022-01-31 16:39:15,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 604 [2022-01-31 16:39:15,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2022-01-31 16:39:15,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 618 [2022-01-31 16:39:15,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 625 [2022-01-31 16:39:15,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 632 [2022-01-31 16:39:15,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 639 [2022-01-31 16:39:15,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 646 [2022-01-31 16:39:15,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2022-01-31 16:39:15,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 660 [2022-01-31 16:39:15,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:15,364 INFO L134 CoverageAnalysis]: Checked inductivity of 30691 backedges. 0 proven. 21949 refuted. 0 times theorem prover too weak. 8742 trivial. 0 not checked. [2022-01-31 16:39:15,364 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:39:15,364 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156780257] [2022-01-31 16:39:15,364 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1156780257] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-31 16:39:15,365 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [446606507] [2022-01-31 16:39:15,365 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-01-31 16:39:15,365 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 16:39:15,365 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 16:39:15,366 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) [2022-01-31 16:39:15,367 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-01-31 16:39:15,569 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 95 check-sat command(s) [2022-01-31 16:39:15,569 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-31 16:39:15,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 1273 conjuncts, 96 conjunts are in the unsatisfiable core [2022-01-31 16:39:15,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-31 16:39:16,582 INFO L134 CoverageAnalysis]: Checked inductivity of 30691 backedges. 0 proven. 21949 refuted. 0 times theorem prover too weak. 8742 trivial. 0 not checked. [2022-01-31 16:39:16,582 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-31 16:39:25,016 INFO L134 CoverageAnalysis]: Checked inductivity of 30691 backedges. 0 proven. 21949 refuted. 0 times theorem prover too weak. 8742 trivial. 0 not checked. [2022-01-31 16:39:25,017 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [446606507] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-31 16:39:25,017 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-31 16:39:25,017 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [98, 97, 97] total 194 [2022-01-31 16:39:25,017 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483811405] [2022-01-31 16:39:25,017 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-31 16:39:25,020 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 194 states [2022-01-31 16:39:25,020 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:39:25,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 194 interpolants. [2022-01-31 16:39:25,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18530, Invalid=18912, Unknown=0, NotChecked=0, Total=37442 [2022-01-31 16:39:25,039 INFO L87 Difference]: Start difference. First operand 582 states and 862 transitions. Second operand has 194 states, 194 states have (on average 3.9587628865979383) internal successors, (768), 193 states have internal predecessors, (768), 191 states have call successors, (193), 3 states have call predecessors, (193), 1 states have return successors, (190), 190 states have call predecessors, (190), 190 states have call successors, (190) [2022-01-31 16:39:41,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:39:41,245 INFO L93 Difference]: Finished difference Result 1158 states and 1726 transitions. [2022-01-31 16:39:41,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2022-01-31 16:39:41,246 INFO L78 Accepts]: Start accepts. Automaton has has 194 states, 194 states have (on average 3.9587628865979383) internal successors, (768), 193 states have internal predecessors, (768), 191 states have call successors, (193), 3 states have call predecessors, (193), 1 states have return successors, (190), 190 states have call predecessors, (190), 190 states have call successors, (190) Word has length 669 [2022-01-31 16:39:41,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:39:41,254 INFO L225 Difference]: With dead ends: 1158 [2022-01-31 16:39:41,254 INFO L226 Difference]: Without dead ends: 1158 [2022-01-31 16:39:41,262 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1814 GetRequests, 1432 SyntacticMatches, 0 SemanticMatches, 382 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22984 ImplicationChecksByTransitivity, 19.9s TimeCoverageRelationStatistics Valid=55201, Invalid=91871, Unknown=0, NotChecked=0, Total=147072 [2022-01-31 16:39:41,263 INFO L933 BasicCegarLoop]: 20 mSDtfsCounter, 2322 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 3283 mSolverCounterSat, 2225 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2322 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 5508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2225 IncrementalHoareTripleChecker+Valid, 3283 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-01-31 16:39:41,263 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2322 Valid, 62 Invalid, 5508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2225 Valid, 3283 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-01-31 16:39:41,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1158 states. [2022-01-31 16:39:41,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1158 to 1158. [2022-01-31 16:39:41,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1158 states, 771 states have (on average 1.2477302204928664) internal successors, (962), 961 states have internal predecessors, (962), 383 states have call successors, (383), 5 states have call predecessors, (383), 3 states have return successors, (381), 381 states have call predecessors, (381), 381 states have call successors, (381) [2022-01-31 16:39:41,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 1158 states and 1726 transitions. [2022-01-31 16:39:41,290 INFO L78 Accepts]: Start accepts. Automaton has 1158 states and 1726 transitions. Word has length 669 [2022-01-31 16:39:41,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:39:41,293 INFO L470 AbstractCegarLoop]: Abstraction has 1158 states and 1726 transitions. [2022-01-31 16:39:41,294 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 194 states, 194 states have (on average 3.9587628865979383) internal successors, (768), 193 states have internal predecessors, (768), 191 states have call successors, (193), 3 states have call predecessors, (193), 1 states have return successors, (190), 190 states have call predecessors, (190), 190 states have call successors, (190) [2022-01-31 16:39:41,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1726 transitions. [2022-01-31 16:39:41,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1342 [2022-01-31 16:39:41,345 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:39:41,346 INFO L514 BasicCegarLoop]: trace histogram [190, 190, 190, 190, 190, 190, 190, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:39:41,363 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-01-31 16:39:41,562 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 16:39:41,562 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:39:41,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:39:41,563 INFO L85 PathProgramCache]: Analyzing trace with hash 882321232, now seen corresponding path program 7 times [2022-01-31 16:39:41,563 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:39:41,563 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748262101] [2022-01-31 16:39:41,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:39:41,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:39:41,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:39:51,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-01-31 16:39:51,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-01-31 16:39:51,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-01-31 16:39:51,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-01-31 16:39:51,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-01-31 16:39:51,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-01-31 16:39:51,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-01-31 16:39:51,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-01-31 16:39:51,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-01-31 16:39:51,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-01-31 16:39:51,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-01-31 16:39:51,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-01-31 16:39:51,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-01-31 16:39:51,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-01-31 16:39:51,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-01-31 16:39:51,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-01-31 16:39:51,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-01-31 16:39:51,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-01-31 16:39:51,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-01-31 16:39:51,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-01-31 16:39:51,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-01-31 16:39:51,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-01-31 16:39:51,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-01-31 16:39:51,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-01-31 16:39:51,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-01-31 16:39:51,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-01-31 16:39:51,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-01-31 16:39:51,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-01-31 16:39:51,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-01-31 16:39:51,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-01-31 16:39:51,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-01-31 16:39:51,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-01-31 16:39:51,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-01-31 16:39:51,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-01-31 16:39:51,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:51,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-01-31 16:39:51,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-01-31 16:39:52,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-01-31 16:39:52,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-01-31 16:39:52,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2022-01-31 16:39:52,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-01-31 16:39:52,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-01-31 16:39:52,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-01-31 16:39:52,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-01-31 16:39:52,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-01-31 16:39:52,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-01-31 16:39:52,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-01-31 16:39:52,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2022-01-31 16:39:52,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-01-31 16:39:52,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2022-01-31 16:39:52,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-01-31 16:39:52,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-01-31 16:39:52,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-01-31 16:39:52,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-01-31 16:39:52,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-01-31 16:39:52,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-01-31 16:39:52,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-01-31 16:39:52,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2022-01-31 16:39:52,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2022-01-31 16:39:52,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-01-31 16:39:52,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2022-01-31 16:39:52,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2022-01-31 16:39:52,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2022-01-31 16:39:52,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-01-31 16:39:52,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-01-31 16:39:52,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-01-31 16:39:52,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2022-01-31 16:39:52,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2022-01-31 16:39:52,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2022-01-31 16:39:52,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2022-01-31 16:39:52,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2022-01-31 16:39:52,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2022-01-31 16:39:52,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 506 [2022-01-31 16:39:52,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-01-31 16:39:52,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2022-01-31 16:39:52,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2022-01-31 16:39:52,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2022-01-31 16:39:52,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 541 [2022-01-31 16:39:52,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2022-01-31 16:39:52,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2022-01-31 16:39:52,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2022-01-31 16:39:52,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2022-01-31 16:39:52,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 576 [2022-01-31 16:39:52,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2022-01-31 16:39:52,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 590 [2022-01-31 16:39:52,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2022-01-31 16:39:52,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 604 [2022-01-31 16:39:52,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2022-01-31 16:39:52,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 618 [2022-01-31 16:39:52,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 625 [2022-01-31 16:39:52,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 632 [2022-01-31 16:39:52,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 639 [2022-01-31 16:39:52,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 646 [2022-01-31 16:39:52,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2022-01-31 16:39:52,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 660 [2022-01-31 16:39:52,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 667 [2022-01-31 16:39:52,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 674 [2022-01-31 16:39:52,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 681 [2022-01-31 16:39:52,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 688 [2022-01-31 16:39:52,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2022-01-31 16:39:52,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 702 [2022-01-31 16:39:52,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 709 [2022-01-31 16:39:52,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 716 [2022-01-31 16:39:52,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 723 [2022-01-31 16:39:52,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 730 [2022-01-31 16:39:52,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2022-01-31 16:39:52,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 744 [2022-01-31 16:39:52,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 751 [2022-01-31 16:39:52,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 758 [2022-01-31 16:39:52,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 765 [2022-01-31 16:39:52,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 772 [2022-01-31 16:39:52,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 779 [2022-01-31 16:39:52,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 786 [2022-01-31 16:39:52,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 793 [2022-01-31 16:39:52,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 800 [2022-01-31 16:39:52,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 807 [2022-01-31 16:39:52,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 814 [2022-01-31 16:39:52,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 821 [2022-01-31 16:39:52,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 828 [2022-01-31 16:39:52,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 835 [2022-01-31 16:39:52,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 842 [2022-01-31 16:39:52,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 849 [2022-01-31 16:39:52,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 856 [2022-01-31 16:39:52,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 863 [2022-01-31 16:39:52,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 870 [2022-01-31 16:39:52,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 877 [2022-01-31 16:39:52,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 884 [2022-01-31 16:39:52,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 891 [2022-01-31 16:39:52,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 898 [2022-01-31 16:39:52,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 905 [2022-01-31 16:39:52,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 912 [2022-01-31 16:39:52,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 919 [2022-01-31 16:39:52,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 926 [2022-01-31 16:39:52,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 933 [2022-01-31 16:39:52,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 940 [2022-01-31 16:39:52,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 947 [2022-01-31 16:39:52,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 954 [2022-01-31 16:39:52,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 961 [2022-01-31 16:39:52,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 968 [2022-01-31 16:39:52,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 975 [2022-01-31 16:39:52,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 982 [2022-01-31 16:39:52,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 989 [2022-01-31 16:39:52,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 996 [2022-01-31 16:39:52,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1003 [2022-01-31 16:39:52,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1010 [2022-01-31 16:39:52,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1017 [2022-01-31 16:39:52,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1024 [2022-01-31 16:39:52,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1031 [2022-01-31 16:39:52,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1038 [2022-01-31 16:39:52,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1045 [2022-01-31 16:39:52,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1052 [2022-01-31 16:39:52,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1059 [2022-01-31 16:39:52,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1066 [2022-01-31 16:39:52,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1073 [2022-01-31 16:39:52,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1080 [2022-01-31 16:39:52,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1087 [2022-01-31 16:39:52,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1094 [2022-01-31 16:39:52,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1101 [2022-01-31 16:39:52,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1108 [2022-01-31 16:39:52,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1115 [2022-01-31 16:39:52,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1122 [2022-01-31 16:39:52,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1129 [2022-01-31 16:39:52,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1136 [2022-01-31 16:39:52,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1143 [2022-01-31 16:39:52,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1150 [2022-01-31 16:39:52,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1157 [2022-01-31 16:39:52,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1164 [2022-01-31 16:39:52,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1171 [2022-01-31 16:39:52,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1178 [2022-01-31 16:39:52,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1185 [2022-01-31 16:39:52,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1192 [2022-01-31 16:39:52,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1199 [2022-01-31 16:39:52,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1206 [2022-01-31 16:39:52,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1213 [2022-01-31 16:39:52,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1220 [2022-01-31 16:39:52,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1227 [2022-01-31 16:39:52,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1234 [2022-01-31 16:39:52,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1241 [2022-01-31 16:39:52,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1248 [2022-01-31 16:39:52,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1255 [2022-01-31 16:39:52,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1262 [2022-01-31 16:39:52,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1269 [2022-01-31 16:39:52,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1276 [2022-01-31 16:39:52,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1283 [2022-01-31 16:39:52,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1290 [2022-01-31 16:39:52,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1297 [2022-01-31 16:39:52,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1304 [2022-01-31 16:39:52,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1311 [2022-01-31 16:39:52,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1318 [2022-01-31 16:39:52,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1325 [2022-01-31 16:39:52,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1332 [2022-01-31 16:39:52,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,223 INFO L134 CoverageAnalysis]: Checked inductivity of 125875 backedges. 0 proven. 89965 refuted. 0 times theorem prover too weak. 35910 trivial. 0 not checked. [2022-01-31 16:39:52,223 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:39:52,223 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [748262101] [2022-01-31 16:39:52,223 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [748262101] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-31 16:39:52,223 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [172083864] [2022-01-31 16:39:52,223 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-01-31 16:39:52,223 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 16:39:52,224 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 16:39:52,224 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) [2022-01-31 16:39:52,225 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-01-31 16:39:52,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:52,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 2521 conjuncts, 192 conjunts are in the unsatisfiable core [2022-01-31 16:39:52,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-31 16:39:54,229 INFO L134 CoverageAnalysis]: Checked inductivity of 125875 backedges. 0 proven. 89965 refuted. 0 times theorem prover too weak. 35910 trivial. 0 not checked. [2022-01-31 16:39:54,229 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-31 16:40:25,818 INFO L134 CoverageAnalysis]: Checked inductivity of 125875 backedges. 0 proven. 89965 refuted. 0 times theorem prover too weak. 35910 trivial. 0 not checked. [2022-01-31 16:40:25,818 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [172083864] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-31 16:40:25,818 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-31 16:40:25,819 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [194, 193, 193] total 386 [2022-01-31 16:40:25,821 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024764694] [2022-01-31 16:40:25,821 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-31 16:40:25,824 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 386 states [2022-01-31 16:40:25,824 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:40:25,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 386 interpolants. [2022-01-31 16:40:25,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73922, Invalid=74688, Unknown=0, NotChecked=0, Total=148610 [2022-01-31 16:40:25,843 INFO L87 Difference]: Start difference. First operand 1158 states and 1726 transitions. Second operand has 386 states, 386 states have (on average 3.9792746113989637) internal successors, (1536), 385 states have internal predecessors, (1536), 383 states have call successors, (385), 3 states have call predecessors, (385), 1 states have return successors, (382), 382 states have call predecessors, (382), 382 states have call successors, (382) [2022-01-31 16:41:52,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:41:52,356 INFO L93 Difference]: Finished difference Result 2310 states and 3454 transitions. [2022-01-31 16:41:52,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 385 states. [2022-01-31 16:41:52,358 INFO L78 Accepts]: Start accepts. Automaton has has 386 states, 386 states have (on average 3.9792746113989637) internal successors, (1536), 385 states have internal predecessors, (1536), 383 states have call successors, (385), 3 states have call predecessors, (385), 1 states have return successors, (382), 382 states have call predecessors, (382), 382 states have call successors, (382) Word has length 1341 [2022-01-31 16:41:52,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:41:52,367 INFO L225 Difference]: With dead ends: 2310 [2022-01-31 16:41:52,367 INFO L226 Difference]: Without dead ends: 2310 [2022-01-31 16:41:52,447 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3638 GetRequests, 2872 SyntacticMatches, 0 SemanticMatches, 766 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92056 ImplicationChecksByTransitivity, 79.5s TimeCoverageRelationStatistics Valid=220993, Invalid=368063, Unknown=0, NotChecked=0, Total=589056 [2022-01-31 16:41:52,448 INFO L933 BasicCegarLoop]: 20 mSDtfsCounter, 5067 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 6703 mSolverCounterSat, 4493 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5067 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 11196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4493 IncrementalHoareTripleChecker+Valid, 6703 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2022-01-31 16:41:52,448 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5067 Valid, 57 Invalid, 11196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4493 Valid, 6703 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2022-01-31 16:41:52,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2310 states. [2022-01-31 16:41:52,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2310 to 2310. [2022-01-31 16:41:52,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2310 states, 1539 states have (on average 1.248862897985705) internal successors, (1922), 1921 states have internal predecessors, (1922), 767 states have call successors, (767), 5 states have call predecessors, (767), 3 states have return successors, (765), 765 states have call predecessors, (765), 765 states have call successors, (765) [2022-01-31 16:41:52,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2310 states to 2310 states and 3454 transitions. [2022-01-31 16:41:52,484 INFO L78 Accepts]: Start accepts. Automaton has 2310 states and 3454 transitions. Word has length 1341 [2022-01-31 16:41:52,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:41:52,488 INFO L470 AbstractCegarLoop]: Abstraction has 2310 states and 3454 transitions. [2022-01-31 16:41:52,489 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 386 states, 386 states have (on average 3.9792746113989637) internal successors, (1536), 385 states have internal predecessors, (1536), 383 states have call successors, (385), 3 states have call predecessors, (385), 1 states have return successors, (382), 382 states have call predecessors, (382), 382 states have call successors, (382) [2022-01-31 16:41:52,490 INFO L276 IsEmpty]: Start isEmpty. Operand 2310 states and 3454 transitions. [2022-01-31 16:41:52,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2686 [2022-01-31 16:41:52,533 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:41:52,534 INFO L514 BasicCegarLoop]: trace histogram [382, 382, 382, 382, 382, 382, 382, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:41:52,553 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-01-31 16:41:52,739 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 16:41:52,739 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:41:52,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:41:52,740 INFO L85 PathProgramCache]: Analyzing trace with hash 413394768, now seen corresponding path program 8 times [2022-01-31 16:41:52,740 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:41:52,740 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949553473] [2022-01-31 16:41:52,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:41:52,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:41:53,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:42:33,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-01-31 16:42:33,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-01-31 16:42:33,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-01-31 16:42:33,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-01-31 16:42:33,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-01-31 16:42:33,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-01-31 16:42:33,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-01-31 16:42:33,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-01-31 16:42:33,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-01-31 16:42:33,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-01-31 16:42:33,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-01-31 16:42:33,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-01-31 16:42:33,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-01-31 16:42:33,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-01-31 16:42:33,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-01-31 16:42:33,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-01-31 16:42:33,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-01-31 16:42:33,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-01-31 16:42:33,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-01-31 16:42:33,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-01-31 16:42:33,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-01-31 16:42:33,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-01-31 16:42:33,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-01-31 16:42:33,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-01-31 16:42:33,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-01-31 16:42:33,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-01-31 16:42:33,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-01-31 16:42:33,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-01-31 16:42:33,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-01-31 16:42:33,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-01-31 16:42:33,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-01-31 16:42:33,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-01-31 16:42:33,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-01-31 16:42:33,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-01-31 16:42:33,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-01-31 16:42:33,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-01-31 16:42:33,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-01-31 16:42:33,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-01-31 16:42:33,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2022-01-31 16:42:33,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-01-31 16:42:33,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-01-31 16:42:33,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-01-31 16:42:33,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-01-31 16:42:33,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-01-31 16:42:33,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-01-31 16:42:33,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-01-31 16:42:33,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2022-01-31 16:42:33,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-01-31 16:42:33,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2022-01-31 16:42:33,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-01-31 16:42:33,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-01-31 16:42:33,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-01-31 16:42:33,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-01-31 16:42:33,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-01-31 16:42:33,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-01-31 16:42:33,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-01-31 16:42:33,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2022-01-31 16:42:33,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2022-01-31 16:42:33,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-01-31 16:42:33,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2022-01-31 16:42:33,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2022-01-31 16:42:33,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2022-01-31 16:42:33,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-01-31 16:42:33,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-01-31 16:42:33,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-01-31 16:42:33,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2022-01-31 16:42:33,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2022-01-31 16:42:33,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2022-01-31 16:42:33,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2022-01-31 16:42:33,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2022-01-31 16:42:33,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2022-01-31 16:42:33,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 506 [2022-01-31 16:42:33,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-01-31 16:42:33,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2022-01-31 16:42:33,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2022-01-31 16:42:33,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2022-01-31 16:42:33,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 541 [2022-01-31 16:42:33,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2022-01-31 16:42:33,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2022-01-31 16:42:33,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2022-01-31 16:42:33,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2022-01-31 16:42:33,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 576 [2022-01-31 16:42:33,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2022-01-31 16:42:33,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 590 [2022-01-31 16:42:33,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2022-01-31 16:42:33,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 604 [2022-01-31 16:42:33,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2022-01-31 16:42:33,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 618 [2022-01-31 16:42:33,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 625 [2022-01-31 16:42:33,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 632 [2022-01-31 16:42:33,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 639 [2022-01-31 16:42:33,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 646 [2022-01-31 16:42:33,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2022-01-31 16:42:33,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 660 [2022-01-31 16:42:33,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 667 [2022-01-31 16:42:33,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 674 [2022-01-31 16:42:33,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 681 [2022-01-31 16:42:33,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 688 [2022-01-31 16:42:33,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2022-01-31 16:42:33,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 702 [2022-01-31 16:42:33,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 709 [2022-01-31 16:42:33,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 716 [2022-01-31 16:42:33,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 723 [2022-01-31 16:42:33,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 730 [2022-01-31 16:42:33,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2022-01-31 16:42:33,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 744 [2022-01-31 16:42:33,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 751 [2022-01-31 16:42:33,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 758 [2022-01-31 16:42:33,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 765 [2022-01-31 16:42:33,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 772 [2022-01-31 16:42:33,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 779 [2022-01-31 16:42:33,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 786 [2022-01-31 16:42:33,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 793 [2022-01-31 16:42:33,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 800 [2022-01-31 16:42:33,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 807 [2022-01-31 16:42:33,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 814 [2022-01-31 16:42:33,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 821 [2022-01-31 16:42:33,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 828 [2022-01-31 16:42:33,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 835 [2022-01-31 16:42:33,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 842 [2022-01-31 16:42:33,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 849 [2022-01-31 16:42:33,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 856 [2022-01-31 16:42:33,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 863 [2022-01-31 16:42:33,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 870 [2022-01-31 16:42:33,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 877 [2022-01-31 16:42:33,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 884 [2022-01-31 16:42:33,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 891 [2022-01-31 16:42:33,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 898 [2022-01-31 16:42:33,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 905 [2022-01-31 16:42:33,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 912 [2022-01-31 16:42:33,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 919 [2022-01-31 16:42:33,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 926 [2022-01-31 16:42:33,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 933 [2022-01-31 16:42:33,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 940 [2022-01-31 16:42:33,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 947 [2022-01-31 16:42:33,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 954 [2022-01-31 16:42:33,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 961 [2022-01-31 16:42:33,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 968 [2022-01-31 16:42:33,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 975 [2022-01-31 16:42:33,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 982 [2022-01-31 16:42:33,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 989 [2022-01-31 16:42:33,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 996 [2022-01-31 16:42:33,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1003 [2022-01-31 16:42:33,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1010 [2022-01-31 16:42:33,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1017 [2022-01-31 16:42:33,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1024 [2022-01-31 16:42:33,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1031 [2022-01-31 16:42:33,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1038 [2022-01-31 16:42:33,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1045 [2022-01-31 16:42:33,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1052 [2022-01-31 16:42:33,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1059 [2022-01-31 16:42:33,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1066 [2022-01-31 16:42:33,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1073 [2022-01-31 16:42:33,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1080 [2022-01-31 16:42:33,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1087 [2022-01-31 16:42:33,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1094 [2022-01-31 16:42:33,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1101 [2022-01-31 16:42:33,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1108 [2022-01-31 16:42:33,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1115 [2022-01-31 16:42:33,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1122 [2022-01-31 16:42:33,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1129 [2022-01-31 16:42:33,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1136 [2022-01-31 16:42:33,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1143 [2022-01-31 16:42:33,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1150 [2022-01-31 16:42:33,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1157 [2022-01-31 16:42:33,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1164 [2022-01-31 16:42:33,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1171 [2022-01-31 16:42:33,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1178 [2022-01-31 16:42:33,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1185 [2022-01-31 16:42:33,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1192 [2022-01-31 16:42:33,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1199 [2022-01-31 16:42:33,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1206 [2022-01-31 16:42:33,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1213 [2022-01-31 16:42:33,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1220 [2022-01-31 16:42:33,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1227 [2022-01-31 16:42:33,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1234 [2022-01-31 16:42:33,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1241 [2022-01-31 16:42:33,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1248 [2022-01-31 16:42:33,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1255 [2022-01-31 16:42:33,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1262 [2022-01-31 16:42:33,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1269 [2022-01-31 16:42:33,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1276 [2022-01-31 16:42:33,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1283 [2022-01-31 16:42:33,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1290 [2022-01-31 16:42:33,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1297 [2022-01-31 16:42:33,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1304 [2022-01-31 16:42:33,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1311 [2022-01-31 16:42:33,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1318 [2022-01-31 16:42:33,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1325 [2022-01-31 16:42:33,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1332 [2022-01-31 16:42:33,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1339 [2022-01-31 16:42:33,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1346 [2022-01-31 16:42:33,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1353 [2022-01-31 16:42:33,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1360 [2022-01-31 16:42:33,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1367 [2022-01-31 16:42:33,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1374 [2022-01-31 16:42:33,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1381 [2022-01-31 16:42:33,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1388 [2022-01-31 16:42:33,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1395 [2022-01-31 16:42:33,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1402 [2022-01-31 16:42:33,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1409 [2022-01-31 16:42:33,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1416 [2022-01-31 16:42:33,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1423 [2022-01-31 16:42:33,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1430 [2022-01-31 16:42:33,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1437 [2022-01-31 16:42:33,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1444 [2022-01-31 16:42:33,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1451 [2022-01-31 16:42:33,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1458 [2022-01-31 16:42:33,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1465 [2022-01-31 16:42:33,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1472 [2022-01-31 16:42:33,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1479 [2022-01-31 16:42:33,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1486 [2022-01-31 16:42:33,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1493 [2022-01-31 16:42:33,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1500 [2022-01-31 16:42:33,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1507 [2022-01-31 16:42:33,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1514 [2022-01-31 16:42:33,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1521 [2022-01-31 16:42:33,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1528 [2022-01-31 16:42:33,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1535 [2022-01-31 16:42:33,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1542 [2022-01-31 16:42:33,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1549 [2022-01-31 16:42:33,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1556 [2022-01-31 16:42:33,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1563 [2022-01-31 16:42:33,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1570 [2022-01-31 16:42:33,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1577 [2022-01-31 16:42:33,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1584 [2022-01-31 16:42:33,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1591 [2022-01-31 16:42:33,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1598 [2022-01-31 16:42:33,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1605 [2022-01-31 16:42:33,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1612 [2022-01-31 16:42:33,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1619 [2022-01-31 16:42:33,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1626 [2022-01-31 16:42:33,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1633 [2022-01-31 16:42:33,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1640 [2022-01-31 16:42:33,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1647 [2022-01-31 16:42:33,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1654 [2022-01-31 16:42:33,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1661 [2022-01-31 16:42:33,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1668 [2022-01-31 16:42:33,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1675 [2022-01-31 16:42:33,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1682 [2022-01-31 16:42:33,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1689 [2022-01-31 16:42:33,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1696 [2022-01-31 16:42:33,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1703 [2022-01-31 16:42:33,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1710 [2022-01-31 16:42:33,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1717 [2022-01-31 16:42:33,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1724 [2022-01-31 16:42:33,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1731 [2022-01-31 16:42:33,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1738 [2022-01-31 16:42:33,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1745 [2022-01-31 16:42:33,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1752 [2022-01-31 16:42:33,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1759 [2022-01-31 16:42:33,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1766 [2022-01-31 16:42:33,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1773 [2022-01-31 16:42:33,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1780 [2022-01-31 16:42:33,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1787 [2022-01-31 16:42:33,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1794 [2022-01-31 16:42:33,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1801 [2022-01-31 16:42:33,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1808 [2022-01-31 16:42:33,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1815 [2022-01-31 16:42:33,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1822 [2022-01-31 16:42:33,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1829 [2022-01-31 16:42:33,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1836 [2022-01-31 16:42:33,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1843 [2022-01-31 16:42:33,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1850 [2022-01-31 16:42:33,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1857 [2022-01-31 16:42:33,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1864 [2022-01-31 16:42:33,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1871 [2022-01-31 16:42:33,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1878 [2022-01-31 16:42:33,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1885 [2022-01-31 16:42:33,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1892 [2022-01-31 16:42:33,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1899 [2022-01-31 16:42:33,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1906 [2022-01-31 16:42:33,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1913 [2022-01-31 16:42:33,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1920 [2022-01-31 16:42:33,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1927 [2022-01-31 16:42:33,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1934 [2022-01-31 16:42:33,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1941 [2022-01-31 16:42:33,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1948 [2022-01-31 16:42:33,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1955 [2022-01-31 16:42:33,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1962 [2022-01-31 16:42:33,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1969 [2022-01-31 16:42:33,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1976 [2022-01-31 16:42:33,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1983 [2022-01-31 16:42:33,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1990 [2022-01-31 16:42:33,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1997 [2022-01-31 16:42:33,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2004 [2022-01-31 16:42:33,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2011 [2022-01-31 16:42:33,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2018 [2022-01-31 16:42:33,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2025 [2022-01-31 16:42:33,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2032 [2022-01-31 16:42:33,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2039 [2022-01-31 16:42:33,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2046 [2022-01-31 16:42:33,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2053 [2022-01-31 16:42:33,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2060 [2022-01-31 16:42:33,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2067 [2022-01-31 16:42:33,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2074 [2022-01-31 16:42:33,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2081 [2022-01-31 16:42:33,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2088 [2022-01-31 16:42:33,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2095 [2022-01-31 16:42:33,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2102 [2022-01-31 16:42:33,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2109 [2022-01-31 16:42:33,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2116 [2022-01-31 16:42:33,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2123 [2022-01-31 16:42:33,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2130 [2022-01-31 16:42:33,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2137 [2022-01-31 16:42:33,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2144 [2022-01-31 16:42:33,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2151 [2022-01-31 16:42:33,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2158 [2022-01-31 16:42:33,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2165 [2022-01-31 16:42:33,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2172 [2022-01-31 16:42:33,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2179 [2022-01-31 16:42:33,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2186 [2022-01-31 16:42:33,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2193 [2022-01-31 16:42:33,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2200 [2022-01-31 16:42:33,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2207 [2022-01-31 16:42:33,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2214 [2022-01-31 16:42:33,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2221 [2022-01-31 16:42:33,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2228 [2022-01-31 16:42:33,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2235 [2022-01-31 16:42:33,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2242 [2022-01-31 16:42:33,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2249 [2022-01-31 16:42:33,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2256 [2022-01-31 16:42:33,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2263 [2022-01-31 16:42:33,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2270 [2022-01-31 16:42:33,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2277 [2022-01-31 16:42:33,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2284 [2022-01-31 16:42:33,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2291 [2022-01-31 16:42:33,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2298 [2022-01-31 16:42:33,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2305 [2022-01-31 16:42:33,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2312 [2022-01-31 16:42:33,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2319 [2022-01-31 16:42:33,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2326 [2022-01-31 16:42:33,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2333 [2022-01-31 16:42:33,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2340 [2022-01-31 16:42:33,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2347 [2022-01-31 16:42:33,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2354 [2022-01-31 16:42:33,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2361 [2022-01-31 16:42:33,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2368 [2022-01-31 16:42:33,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2375 [2022-01-31 16:42:33,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2382 [2022-01-31 16:42:33,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2389 [2022-01-31 16:42:33,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2396 [2022-01-31 16:42:33,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2403 [2022-01-31 16:42:33,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2410 [2022-01-31 16:42:33,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2417 [2022-01-31 16:42:33,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2424 [2022-01-31 16:42:33,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2431 [2022-01-31 16:42:33,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2438 [2022-01-31 16:42:33,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2445 [2022-01-31 16:42:33,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2452 [2022-01-31 16:42:33,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2459 [2022-01-31 16:42:33,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2466 [2022-01-31 16:42:33,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2473 [2022-01-31 16:42:33,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2480 [2022-01-31 16:42:33,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2487 [2022-01-31 16:42:33,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2494 [2022-01-31 16:42:33,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2501 [2022-01-31 16:42:33,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2508 [2022-01-31 16:42:33,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2515 [2022-01-31 16:42:33,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2522 [2022-01-31 16:42:33,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2529 [2022-01-31 16:42:33,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2536 [2022-01-31 16:42:33,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2543 [2022-01-31 16:42:33,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2550 [2022-01-31 16:42:33,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2557 [2022-01-31 16:42:33,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2564 [2022-01-31 16:42:33,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2571 [2022-01-31 16:42:33,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2578 [2022-01-31 16:42:33,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2585 [2022-01-31 16:42:33,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2592 [2022-01-31 16:42:33,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2599 [2022-01-31 16:42:33,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2606 [2022-01-31 16:42:33,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2613 [2022-01-31 16:42:33,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2620 [2022-01-31 16:42:33,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2627 [2022-01-31 16:42:33,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2634 [2022-01-31 16:42:33,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2641 [2022-01-31 16:42:33,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2648 [2022-01-31 16:42:33,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2655 [2022-01-31 16:42:33,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2662 [2022-01-31 16:42:33,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2669 [2022-01-31 16:42:33,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2676 [2022-01-31 16:42:33,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:33,837 INFO L134 CoverageAnalysis]: Checked inductivity of 509779 backedges. 0 proven. 364237 refuted. 0 times theorem prover too weak. 145542 trivial. 0 not checked. [2022-01-31 16:42:33,837 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:42:33,837 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949553473] [2022-01-31 16:42:33,837 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1949553473] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-31 16:42:33,837 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1108866676] [2022-01-31 16:42:33,837 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-01-31 16:42:33,838 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 16:42:33,838 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 16:42:33,852 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) [2022-01-31 16:42:33,853 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-01-31 16:42:34,326 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-01-31 16:42:34,326 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-31 16:42:34,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 5017 conjuncts, 384 conjunts are in the unsatisfiable core [2022-01-31 16:42:34,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-31 16:42:37,913 INFO L134 CoverageAnalysis]: Checked inductivity of 509779 backedges. 0 proven. 364237 refuted. 0 times theorem prover too weak. 145542 trivial. 0 not checked. [2022-01-31 16:42:37,913 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-31 16:44:42,955 INFO L134 CoverageAnalysis]: Checked inductivity of 509779 backedges. 0 proven. 364237 refuted. 0 times theorem prover too weak. 145542 trivial. 0 not checked. [2022-01-31 16:44:42,955 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1108866676] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-31 16:44:42,955 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-31 16:44:42,956 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [386, 385, 385] total 770 [2022-01-31 16:44:42,956 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416897985] [2022-01-31 16:44:42,956 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-31 16:44:42,960 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 770 states [2022-01-31 16:44:42,960 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:44:42,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 770 interpolants. [2022-01-31 16:44:43,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=295298, Invalid=296832, Unknown=0, NotChecked=0, Total=592130 [2022-01-31 16:44:43,024 INFO L87 Difference]: Start difference. First operand 2310 states and 3454 transitions. Second operand has 770 states, 770 states have (on average 3.9896103896103896) internal successors, (3072), 769 states have internal predecessors, (3072), 767 states have call successors, (769), 3 states have call predecessors, (769), 1 states have return successors, (766), 766 states have call predecessors, (766), 766 states have call successors, (766)