./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci02.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci02.c -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b7261cadd839cd02322bb28945f92ad1bd2170c0a65dd385996b5ff81cbb1de7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 03:01:50,474 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 03:01:50,511 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-11 03:01:50,515 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 03:01:50,515 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 03:01:50,540 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 03:01:50,540 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 03:01:50,540 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 03:01:50,541 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 03:01:50,541 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 03:01:50,541 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 03:01:50,542 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 03:01:50,542 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 03:01:50,542 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 03:01:50,543 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 03:01:50,543 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 03:01:50,543 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 03:01:50,543 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 03:01:50,544 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 03:01:50,544 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 03:01:50,544 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 03:01:50,545 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 03:01:50,545 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 03:01:50,545 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 03:01:50,545 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 03:01:50,546 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 03:01:50,546 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 03:01:50,546 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 03:01:50,546 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 03:01:50,547 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 03:01:50,547 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 03:01:50,547 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 03:01:50,547 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 03:01:50,547 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 03:01:50,548 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 03:01:50,548 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 03:01:50,548 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 03:01:50,548 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 03:01:50,549 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 03:01:50,549 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 03:01:50,549 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 03:01:50,551 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 03:01:50,551 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b7261cadd839cd02322bb28945f92ad1bd2170c0a65dd385996b5ff81cbb1de7 [2024-10-11 03:01:50,749 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 03:01:50,774 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 03:01:50,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 03:01:50,778 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 03:01:50,778 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 03:01:50,779 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci02.c [2024-10-11 03:01:52,003 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 03:01:52,145 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 03:01:52,146 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci02.c [2024-10-11 03:01:52,153 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/c6fe390a5/276fb030e5d14fb5b703d911a8dd289e/FLAGbd3d7678b [2024-10-11 03:01:52,171 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/c6fe390a5/276fb030e5d14fb5b703d911a8dd289e [2024-10-11 03:01:52,174 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 03:01:52,175 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 03:01:52,177 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 03:01:52,178 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 03:01:52,182 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 03:01:52,183 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:01:52" (1/1) ... [2024-10-11 03:01:52,184 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10781302 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:01:52, skipping insertion in model container [2024-10-11 03:01:52,185 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:01:52" (1/1) ... [2024-10-11 03:01:52,200 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 03:01:52,342 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci02.c[715,728] [2024-10-11 03:01:52,346 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 03:01:52,354 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 03:01:52,366 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci02.c[715,728] [2024-10-11 03:01:52,367 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 03:01:52,381 INFO L204 MainTranslator]: Completed translation [2024-10-11 03:01:52,381 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:01:52 WrapperNode [2024-10-11 03:01:52,381 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 03:01:52,382 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 03:01:52,382 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 03:01:52,383 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 03:01:52,388 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:01:52" (1/1) ... [2024-10-11 03:01:52,393 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:01:52" (1/1) ... [2024-10-11 03:01:52,406 INFO L138 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2024-10-11 03:01:52,407 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 03:01:52,407 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 03:01:52,408 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 03:01:52,408 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 03:01:52,415 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:01:52" (1/1) ... [2024-10-11 03:01:52,416 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:01:52" (1/1) ... [2024-10-11 03:01:52,417 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:01:52" (1/1) ... [2024-10-11 03:01:52,425 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-11 03:01:52,425 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:01:52" (1/1) ... [2024-10-11 03:01:52,425 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:01:52" (1/1) ... [2024-10-11 03:01:52,427 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:01:52" (1/1) ... [2024-10-11 03:01:52,429 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:01:52" (1/1) ... [2024-10-11 03:01:52,432 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:01:52" (1/1) ... [2024-10-11 03:01:52,433 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:01:52" (1/1) ... [2024-10-11 03:01:52,436 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 03:01:52,437 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 03:01:52,437 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 03:01:52,437 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 03:01:52,438 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:01:52" (1/1) ... [2024-10-11 03:01:52,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 03:01:52,453 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 03:01:52,466 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 03:01:52,469 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 03:01:52,506 INFO L130 BoogieDeclarations]: Found specification of procedure fibonacci [2024-10-11 03:01:52,507 INFO L138 BoogieDeclarations]: Found implementation of procedure fibonacci [2024-10-11 03:01:52,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 03:01:52,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 03:01:52,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 03:01:52,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 03:01:52,555 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 03:01:52,557 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 03:01:52,649 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-10-11 03:01:52,650 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 03:01:52,665 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 03:01:52,665 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-11 03:01:52,666 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:01:52 BoogieIcfgContainer [2024-10-11 03:01:52,666 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 03:01:52,683 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 03:01:52,683 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 03:01:52,690 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 03:01:52,690 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 03:01:52" (1/3) ... [2024-10-11 03:01:52,691 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59bcd8a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:01:52, skipping insertion in model container [2024-10-11 03:01:52,691 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:01:52" (2/3) ... [2024-10-11 03:01:52,692 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59bcd8a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:01:52, skipping insertion in model container [2024-10-11 03:01:52,692 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:01:52" (3/3) ... [2024-10-11 03:01:52,693 INFO L112 eAbstractionObserver]: Analyzing ICFG Fibonacci02.c [2024-10-11 03:01:52,712 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 03:01:52,712 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 03:01:52,782 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 03:01:52,789 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@25730660, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 03:01:52,789 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 03:01:52,792 INFO L276 IsEmpty]: Start isEmpty. Operand has 17 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 12 states have internal predecessors, (15), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-10-11 03:01:52,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-10-11 03:01:52,800 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 03:01:52,800 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 03:01:52,801 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 03:01:52,804 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 03:01:52,804 INFO L85 PathProgramCache]: Analyzing trace with hash -1615401540, now seen corresponding path program 1 times [2024-10-11 03:01:52,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 03:01:52,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924661560] [2024-10-11 03:01:52,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 03:01:52,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 03:01:52,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:52,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 03:01:52,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:53,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 03:01:53,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 03:01:53,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924661560] [2024-10-11 03:01:53,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [924661560] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 03:01:53,017 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 03:01:53,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 03:01:53,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393838670] [2024-10-11 03:01:53,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 03:01:53,025 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 03:01:53,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 03:01:53,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 03:01:53,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 03:01:53,042 INFO L87 Difference]: Start difference. First operand has 17 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 12 states have internal predecessors, (15), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 5 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-11 03:01:53,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 03:01:53,122 INFO L93 Difference]: Finished difference Result 27 states and 35 transitions. [2024-10-11 03:01:53,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 03:01:53,124 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 9 [2024-10-11 03:01:53,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 03:01:53,129 INFO L225 Difference]: With dead ends: 27 [2024-10-11 03:01:53,129 INFO L226 Difference]: Without dead ends: 19 [2024-10-11 03:01:53,133 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 03:01:53,135 INFO L432 NwaCegarLoop]: 13 mSDtfsCounter, 9 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 03:01:53,135 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 34 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 03:01:53,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2024-10-11 03:01:53,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 17. [2024-10-11 03:01:53,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 11 states have (on average 1.1818181818181819) internal successors, (13), 12 states have internal predecessors, (13), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2024-10-11 03:01:53,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 21 transitions. [2024-10-11 03:01:53,162 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 21 transitions. Word has length 9 [2024-10-11 03:01:53,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 03:01:53,162 INFO L471 AbstractCegarLoop]: Abstraction has 17 states and 21 transitions. [2024-10-11 03:01:53,162 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-11 03:01:53,162 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-10-11 03:01:53,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-10-11 03:01:53,163 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 03:01:53,163 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 03:01:53,163 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 03:01:53,164 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 03:01:53,164 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 03:01:53,164 INFO L85 PathProgramCache]: Analyzing trace with hash -2136894566, now seen corresponding path program 1 times [2024-10-11 03:01:53,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 03:01:53,164 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233567108] [2024-10-11 03:01:53,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 03:01:53,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 03:01:53,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:53,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 03:01:53,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:53,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 03:01:53,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 03:01:53,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233567108] [2024-10-11 03:01:53,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1233567108] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 03:01:53,267 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 03:01:53,267 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 03:01:53,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667322449] [2024-10-11 03:01:53,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 03:01:53,268 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 03:01:53,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 03:01:53,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 03:01:53,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 03:01:53,271 INFO L87 Difference]: Start difference. First operand 17 states and 21 transitions. Second operand has 5 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-11 03:01:53,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 03:01:53,315 INFO L93 Difference]: Finished difference Result 23 states and 28 transitions. [2024-10-11 03:01:53,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 03:01:53,316 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 10 [2024-10-11 03:01:53,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 03:01:53,317 INFO L225 Difference]: With dead ends: 23 [2024-10-11 03:01:53,317 INFO L226 Difference]: Without dead ends: 19 [2024-10-11 03:01:53,317 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 03:01:53,318 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 7 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 27 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 03:01:53,318 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 27 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 03:01:53,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2024-10-11 03:01:53,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 17. [2024-10-11 03:01:53,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 11 states have (on average 1.1818181818181819) internal successors, (13), 12 states have internal predecessors, (13), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2024-10-11 03:01:53,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 21 transitions. [2024-10-11 03:01:53,323 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 21 transitions. Word has length 10 [2024-10-11 03:01:53,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 03:01:53,323 INFO L471 AbstractCegarLoop]: Abstraction has 17 states and 21 transitions. [2024-10-11 03:01:53,324 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-11 03:01:53,324 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-10-11 03:01:53,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-10-11 03:01:53,325 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 03:01:53,325 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 03:01:53,325 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 03:01:53,326 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 03:01:53,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 03:01:53,327 INFO L85 PathProgramCache]: Analyzing trace with hash -338238899, now seen corresponding path program 1 times [2024-10-11 03:01:53,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 03:01:53,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161730508] [2024-10-11 03:01:53,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 03:01:53,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 03:01:53,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:53,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 03:01:53,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:53,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:01:53,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:53,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 03:01:53,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:53,456 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-11 03:01:53,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 03:01:53,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161730508] [2024-10-11 03:01:53,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161730508] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 03:01:53,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1330594063] [2024-10-11 03:01:53,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 03:01:53,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:01:53,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 03:01:53,463 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 03:01:53,464 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-11 03:01:53,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:53,506 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-11 03:01:53,510 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 03:01:53,588 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-11 03:01:53,589 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 03:01:53,779 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-11 03:01:53,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1330594063] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 03:01:53,779 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 03:01:53,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 7] total 12 [2024-10-11 03:01:53,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329405258] [2024-10-11 03:01:53,781 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 03:01:53,781 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-10-11 03:01:53,782 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 03:01:53,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-10-11 03:01:53,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2024-10-11 03:01:53,783 INFO L87 Difference]: Start difference. First operand 17 states and 21 transitions. Second operand has 12 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 12 states have internal predecessors, (29), 8 states have call successors, (8), 1 states have call predecessors, (8), 4 states have return successors, (8), 2 states have call predecessors, (8), 8 states have call successors, (8) [2024-10-11 03:01:53,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 03:01:53,859 INFO L93 Difference]: Finished difference Result 34 states and 45 transitions. [2024-10-11 03:01:53,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-11 03:01:53,859 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 12 states have internal predecessors, (29), 8 states have call successors, (8), 1 states have call predecessors, (8), 4 states have return successors, (8), 2 states have call predecessors, (8), 8 states have call successors, (8) Word has length 22 [2024-10-11 03:01:53,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 03:01:53,861 INFO L225 Difference]: With dead ends: 34 [2024-10-11 03:01:53,861 INFO L226 Difference]: Without dead ends: 19 [2024-10-11 03:01:53,862 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 44 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2024-10-11 03:01:53,863 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 14 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 03:01:53,863 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 43 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 03:01:53,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2024-10-11 03:01:53,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2024-10-11 03:01:53,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 14 states have internal predecessors, (14), 3 states have call successors, (3), 1 states have call predecessors, (3), 3 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-10-11 03:01:53,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 23 transitions. [2024-10-11 03:01:53,868 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 23 transitions. Word has length 22 [2024-10-11 03:01:53,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 03:01:53,868 INFO L471 AbstractCegarLoop]: Abstraction has 19 states and 23 transitions. [2024-10-11 03:01:53,868 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 12 states have internal predecessors, (29), 8 states have call successors, (8), 1 states have call predecessors, (8), 4 states have return successors, (8), 2 states have call predecessors, (8), 8 states have call successors, (8) [2024-10-11 03:01:53,868 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-10-11 03:01:53,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-10-11 03:01:53,869 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 03:01:53,872 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 03:01:53,884 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-11 03:01:54,073 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:01:54,073 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 03:01:54,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 03:01:54,074 INFO L85 PathProgramCache]: Analyzing trace with hash -2033467333, now seen corresponding path program 1 times [2024-10-11 03:01:54,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 03:01:54,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289178997] [2024-10-11 03:01:54,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 03:01:54,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 03:01:54,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:54,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 03:01:54,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:54,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:01:54,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:54,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:01:54,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:54,261 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-10-11 03:01:54,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 03:01:54,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289178997] [2024-10-11 03:01:54,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1289178997] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 03:01:54,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [750986335] [2024-10-11 03:01:54,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 03:01:54,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:01:54,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 03:01:54,265 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 03:01:54,267 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-11 03:01:54,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:54,299 INFO L255 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-11 03:01:54,300 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 03:01:54,331 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-10-11 03:01:54,332 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 03:01:54,466 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-11 03:01:54,466 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [750986335] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 03:01:54,466 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 03:01:54,466 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 7] total 11 [2024-10-11 03:01:54,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366288552] [2024-10-11 03:01:54,467 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 03:01:54,467 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-11 03:01:54,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 03:01:54,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-11 03:01:54,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2024-10-11 03:01:54,468 INFO L87 Difference]: Start difference. First operand 19 states and 23 transitions. Second operand has 11 states, 9 states have (on average 3.0) internal successors, (27), 11 states have internal predecessors, (27), 7 states have call successors, (7), 1 states have call predecessors, (7), 3 states have return successors, (7), 3 states have call predecessors, (7), 7 states have call successors, (7) [2024-10-11 03:01:54,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 03:01:54,554 INFO L93 Difference]: Finished difference Result 37 states and 51 transitions. [2024-10-11 03:01:54,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-11 03:01:54,555 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 3.0) internal successors, (27), 11 states have internal predecessors, (27), 7 states have call successors, (7), 1 states have call predecessors, (7), 3 states have return successors, (7), 3 states have call predecessors, (7), 7 states have call successors, (7) Word has length 23 [2024-10-11 03:01:54,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 03:01:54,556 INFO L225 Difference]: With dead ends: 37 [2024-10-11 03:01:54,556 INFO L226 Difference]: Without dead ends: 33 [2024-10-11 03:01:54,557 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 45 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2024-10-11 03:01:54,557 INFO L432 NwaCegarLoop]: 16 mSDtfsCounter, 24 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 03:01:54,557 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 49 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 03:01:54,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2024-10-11 03:01:54,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2024-10-11 03:01:54,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 21 states have (on average 1.1904761904761905) internal successors, (25), 23 states have internal predecessors, (25), 6 states have call successors, (6), 2 states have call predecessors, (6), 5 states have return successors, (16), 7 states have call predecessors, (16), 6 states have call successors, (16) [2024-10-11 03:01:54,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 47 transitions. [2024-10-11 03:01:54,568 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 47 transitions. Word has length 23 [2024-10-11 03:01:54,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 03:01:54,569 INFO L471 AbstractCegarLoop]: Abstraction has 33 states and 47 transitions. [2024-10-11 03:01:54,569 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 3.0) internal successors, (27), 11 states have internal predecessors, (27), 7 states have call successors, (7), 1 states have call predecessors, (7), 3 states have return successors, (7), 3 states have call predecessors, (7), 7 states have call successors, (7) [2024-10-11 03:01:54,569 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2024-10-11 03:01:54,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-10-11 03:01:54,570 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 03:01:54,570 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 03:01:54,582 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-10-11 03:01:54,770 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:01:54,771 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 03:01:54,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 03:01:54,772 INFO L85 PathProgramCache]: Analyzing trace with hash -121874130, now seen corresponding path program 2 times [2024-10-11 03:01:54,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 03:01:54,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985918295] [2024-10-11 03:01:54,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 03:01:54,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 03:01:54,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:54,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 03:01:54,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:54,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:01:54,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:54,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:01:54,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:54,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:01:54,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:54,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:01:54,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:54,911 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-10-11 03:01:54,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 03:01:54,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1985918295] [2024-10-11 03:01:54,913 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1985918295] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 03:01:54,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1631106693] [2024-10-11 03:01:54,913 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-11 03:01:54,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:01:54,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 03:01:54,915 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 03:01:54,916 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-11 03:01:54,956 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-11 03:01:54,956 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 03:01:54,957 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-11 03:01:54,958 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 03:01:55,022 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-10-11 03:01:55,022 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 03:01:55,299 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 6 proven. 28 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-10-11 03:01:55,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1631106693] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 03:01:55,300 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 03:01:55,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 9] total 17 [2024-10-11 03:01:55,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557013825] [2024-10-11 03:01:55,300 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 03:01:55,300 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-10-11 03:01:55,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 03:01:55,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-10-11 03:01:55,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=204, Unknown=0, NotChecked=0, Total=272 [2024-10-11 03:01:55,303 INFO L87 Difference]: Start difference. First operand 33 states and 47 transitions. Second operand has 17 states, 15 states have (on average 2.8666666666666667) internal successors, (43), 17 states have internal predecessors, (43), 10 states have call successors, (12), 1 states have call predecessors, (12), 7 states have return successors, (13), 6 states have call predecessors, (13), 10 states have call successors, (13) [2024-10-11 03:01:55,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 03:01:55,450 INFO L93 Difference]: Finished difference Result 68 states and 105 transitions. [2024-10-11 03:01:55,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-11 03:01:55,451 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 15 states have (on average 2.8666666666666667) internal successors, (43), 17 states have internal predecessors, (43), 10 states have call successors, (12), 1 states have call predecessors, (12), 7 states have return successors, (13), 6 states have call predecessors, (13), 10 states have call successors, (13) Word has length 36 [2024-10-11 03:01:55,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 03:01:55,452 INFO L225 Difference]: With dead ends: 68 [2024-10-11 03:01:55,452 INFO L226 Difference]: Without dead ends: 37 [2024-10-11 03:01:55,453 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 73 SyntacticMatches, 3 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=138, Invalid=368, Unknown=0, NotChecked=0, Total=506 [2024-10-11 03:01:55,453 INFO L432 NwaCegarLoop]: 14 mSDtfsCounter, 26 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 146 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 146 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 03:01:55,453 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 70 Invalid, 175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 146 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 03:01:55,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2024-10-11 03:01:55,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2024-10-11 03:01:55,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 25 states have internal predecessors, (29), 5 states have call successors, (5), 4 states have call predecessors, (5), 5 states have return successors, (11), 7 states have call predecessors, (11), 5 states have call successors, (11) [2024-10-11 03:01:55,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 45 transitions. [2024-10-11 03:01:55,459 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 45 transitions. Word has length 36 [2024-10-11 03:01:55,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 03:01:55,459 INFO L471 AbstractCegarLoop]: Abstraction has 37 states and 45 transitions. [2024-10-11 03:01:55,459 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 15 states have (on average 2.8666666666666667) internal successors, (43), 17 states have internal predecessors, (43), 10 states have call successors, (12), 1 states have call predecessors, (12), 7 states have return successors, (13), 6 states have call predecessors, (13), 10 states have call successors, (13) [2024-10-11 03:01:55,460 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2024-10-11 03:01:55,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-10-11 03:01:55,463 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 03:01:55,463 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 7, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1] [2024-10-11 03:01:55,476 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-10-11 03:01:55,664 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:01:55,664 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 03:01:55,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 03:01:55,665 INFO L85 PathProgramCache]: Analyzing trace with hash -429029338, now seen corresponding path program 3 times [2024-10-11 03:01:55,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 03:01:55,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537711328] [2024-10-11 03:01:55,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 03:01:55,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 03:01:55,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:55,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 03:01:55,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:55,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:01:55,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:55,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:01:55,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:55,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:01:55,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:55,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:01:55,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:55,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:01:55,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:55,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:01:55,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:55,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:01:55,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:55,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:01:55,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:55,908 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 17 proven. 88 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-10-11 03:01:55,909 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 03:01:55,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537711328] [2024-10-11 03:01:55,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [537711328] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 03:01:55,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [224923058] [2024-10-11 03:01:55,909 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-11 03:01:55,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:01:55,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 03:01:55,911 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 03:01:55,912 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-11 03:01:55,950 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-10-11 03:01:55,950 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 03:01:55,951 INFO L255 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-11 03:01:55,952 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 03:01:55,992 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 66 proven. 25 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2024-10-11 03:01:55,993 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 03:01:56,269 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 68 proven. 30 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-10-11 03:01:56,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [224923058] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 03:01:56,269 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 03:01:56,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7, 9] total 16 [2024-10-11 03:01:56,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646576878] [2024-10-11 03:01:56,270 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 03:01:56,270 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-10-11 03:01:56,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 03:01:56,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-10-11 03:01:56,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2024-10-11 03:01:56,271 INFO L87 Difference]: Start difference. First operand 37 states and 45 transitions. Second operand has 16 states, 14 states have (on average 3.0714285714285716) internal successors, (43), 16 states have internal predecessors, (43), 11 states have call successors, (14), 1 states have call predecessors, (14), 5 states have return successors, (17), 10 states have call predecessors, (17), 11 states have call successors, (17) [2024-10-11 03:01:56,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 03:01:56,375 INFO L93 Difference]: Finished difference Result 79 states and 110 transitions. [2024-10-11 03:01:56,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-11 03:01:56,376 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 14 states have (on average 3.0714285714285716) internal successors, (43), 16 states have internal predecessors, (43), 11 states have call successors, (14), 1 states have call predecessors, (14), 5 states have return successors, (17), 10 states have call predecessors, (17), 11 states have call successors, (17) Word has length 64 [2024-10-11 03:01:56,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 03:01:56,378 INFO L225 Difference]: With dead ends: 79 [2024-10-11 03:01:56,378 INFO L226 Difference]: Without dead ends: 75 [2024-10-11 03:01:56,380 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 136 SyntacticMatches, 3 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=184, Unknown=0, NotChecked=0, Total=272 [2024-10-11 03:01:56,381 INFO L432 NwaCegarLoop]: 17 mSDtfsCounter, 43 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 144 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 144 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 03:01:56,381 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 70 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 03:01:56,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2024-10-11 03:01:56,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 69. [2024-10-11 03:01:56,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 46 states have (on average 1.1521739130434783) internal successors, (53), 45 states have internal predecessors, (53), 13 states have call successors, (13), 6 states have call predecessors, (13), 9 states have return successors, (31), 17 states have call predecessors, (31), 13 states have call successors, (31) [2024-10-11 03:01:56,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 97 transitions. [2024-10-11 03:01:56,398 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 97 transitions. Word has length 64 [2024-10-11 03:01:56,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 03:01:56,399 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 97 transitions. [2024-10-11 03:01:56,399 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 14 states have (on average 3.0714285714285716) internal successors, (43), 16 states have internal predecessors, (43), 11 states have call successors, (14), 1 states have call predecessors, (14), 5 states have return successors, (17), 10 states have call predecessors, (17), 11 states have call successors, (17) [2024-10-11 03:01:56,399 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 97 transitions. [2024-10-11 03:01:56,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-10-11 03:01:56,401 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 03:01:56,402 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 12, 7, 7, 7, 7, 7, 7, 7, 5, 3, 1, 1, 1, 1, 1, 1] [2024-10-11 03:01:56,416 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-11 03:01:56,602 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-10-11 03:01:56,602 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 03:01:56,603 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 03:01:56,603 INFO L85 PathProgramCache]: Analyzing trace with hash -82417497, now seen corresponding path program 4 times [2024-10-11 03:01:56,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 03:01:56,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129378483] [2024-10-11 03:01:56,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 03:01:56,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 03:01:56,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:56,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 03:01:56,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:56,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:01:56,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:56,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:01:56,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:56,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:01:56,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:56,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:01:56,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:56,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:01:56,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:56,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:01:56,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:56,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:01:56,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:56,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:01:56,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:56,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:01:56,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:56,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:01:56,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:56,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:01:56,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:56,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:01:56,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:56,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:01:56,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:56,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:01:56,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:56,910 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 42 proven. 229 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2024-10-11 03:01:56,910 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 03:01:56,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129378483] [2024-10-11 03:01:56,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2129378483] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 03:01:56,911 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1319162752] [2024-10-11 03:01:56,911 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-11 03:01:56,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:01:56,911 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 03:01:56,912 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 03:01:56,913 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-11 03:01:56,972 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-11 03:01:56,972 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 03:01:56,973 INFO L255 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-10-11 03:01:56,975 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 03:01:57,038 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 42 proven. 229 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2024-10-11 03:01:57,040 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 03:01:57,723 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 42 proven. 255 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2024-10-11 03:01:57,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1319162752] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 03:01:57,723 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 03:01:57,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9, 13] total 20 [2024-10-11 03:01:57,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125739927] [2024-10-11 03:01:57,723 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 03:01:57,724 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-10-11 03:01:57,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 03:01:57,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-10-11 03:01:57,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=262, Unknown=0, NotChecked=0, Total=380 [2024-10-11 03:01:57,725 INFO L87 Difference]: Start difference. First operand 69 states and 97 transitions. Second operand has 20 states, 18 states have (on average 2.9444444444444446) internal successors, (53), 20 states have internal predecessors, (53), 17 states have call successors, (18), 1 states have call predecessors, (18), 6 states have return successors, (24), 10 states have call predecessors, (24), 17 states have call successors, (24) [2024-10-11 03:01:57,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 03:01:57,874 INFO L93 Difference]: Finished difference Result 146 states and 227 transitions. [2024-10-11 03:01:57,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-11 03:01:57,874 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 18 states have (on average 2.9444444444444446) internal successors, (53), 20 states have internal predecessors, (53), 17 states have call successors, (18), 1 states have call predecessors, (18), 6 states have return successors, (24), 10 states have call predecessors, (24), 17 states have call successors, (24) Word has length 105 [2024-10-11 03:01:57,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 03:01:57,876 INFO L225 Difference]: With dead ends: 146 [2024-10-11 03:01:57,876 INFO L226 Difference]: Without dead ends: 142 [2024-10-11 03:01:57,877 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 250 GetRequests, 226 SyntacticMatches, 5 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 222 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=136, Invalid=284, Unknown=0, NotChecked=0, Total=420 [2024-10-11 03:01:57,877 INFO L432 NwaCegarLoop]: 17 mSDtfsCounter, 75 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 03:01:57,878 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 71 Invalid, 237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 03:01:57,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2024-10-11 03:01:57,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 133. [2024-10-11 03:01:57,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 86 states have (on average 1.1744186046511629) internal successors, (101), 85 states have internal predecessors, (101), 29 states have call successors, (29), 10 states have call predecessors, (29), 17 states have return successors, (80), 37 states have call predecessors, (80), 29 states have call successors, (80) [2024-10-11 03:01:57,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 210 transitions. [2024-10-11 03:01:57,891 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 210 transitions. Word has length 105 [2024-10-11 03:01:57,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 03:01:57,892 INFO L471 AbstractCegarLoop]: Abstraction has 133 states and 210 transitions. [2024-10-11 03:01:57,892 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 18 states have (on average 2.9444444444444446) internal successors, (53), 20 states have internal predecessors, (53), 17 states have call successors, (18), 1 states have call predecessors, (18), 6 states have return successors, (24), 10 states have call predecessors, (24), 17 states have call successors, (24) [2024-10-11 03:01:57,892 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 210 transitions. [2024-10-11 03:01:57,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-10-11 03:01:57,894 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 03:01:57,894 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 20, 12, 12, 12, 12, 12, 12, 12, 8, 5, 1, 1, 1, 1, 1, 1] [2024-10-11 03:01:57,913 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-10-11 03:01:58,097 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:01:58,098 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 03:01:58,098 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 03:01:58,098 INFO L85 PathProgramCache]: Analyzing trace with hash -454540380, now seen corresponding path program 5 times [2024-10-11 03:01:58,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 03:01:58,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402493438] [2024-10-11 03:01:58,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 03:01:58,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 03:01:58,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:58,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 03:01:58,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:58,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:01:58,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:58,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:01:58,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:58,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:01:58,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:58,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:01:58,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:58,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:01:58,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:58,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:01:58,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:58,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:01:58,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:58,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:01:58,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:58,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:01:58,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:58,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:01:58,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:58,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:01:58,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:58,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:01:58,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:58,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:01:58,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:58,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:01:58,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:58,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:01:58,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:58,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 03:01:58,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:58,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:01:58,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:58,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:01:58,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:58,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:01:58,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:58,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:01:58,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:58,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:01:58,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:58,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:01:58,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:58,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:01:58,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:58,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:01:58,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:58,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1654 backedges. 93 proven. 533 refuted. 0 times theorem prover too weak. 1028 trivial. 0 not checked. [2024-10-11 03:01:58,586 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 03:01:58,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402493438] [2024-10-11 03:01:58,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402493438] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 03:01:58,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1113480343] [2024-10-11 03:01:58,586 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-11 03:01:58,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:01:58,587 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 03:01:58,588 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 03:01:58,589 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-11 03:01:58,667 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 17 check-sat command(s) [2024-10-11 03:01:58,667 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 03:01:58,668 INFO L255 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-10-11 03:01:58,671 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 03:01:58,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1654 backedges. 328 proven. 115 refuted. 0 times theorem prover too weak. 1211 trivial. 0 not checked. [2024-10-11 03:01:58,726 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 03:01:59,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1654 backedges. 330 proven. 130 refuted. 0 times theorem prover too weak. 1194 trivial. 0 not checked. [2024-10-11 03:01:59,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1113480343] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 03:01:59,283 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 03:01:59,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 8, 11] total 21 [2024-10-11 03:01:59,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145357564] [2024-10-11 03:01:59,284 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 03:01:59,284 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-10-11 03:01:59,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 03:01:59,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-10-11 03:01:59,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=133, Invalid=287, Unknown=0, NotChecked=0, Total=420 [2024-10-11 03:01:59,287 INFO L87 Difference]: Start difference. First operand 133 states and 210 transitions. Second operand has 21 states, 19 states have (on average 2.789473684210526) internal successors, (53), 21 states have internal predecessors, (53), 14 states have call successors, (18), 1 states have call predecessors, (18), 7 states have return successors, (24), 15 states have call predecessors, (24), 14 states have call successors, (24) [2024-10-11 03:01:59,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 03:01:59,454 INFO L93 Difference]: Finished difference Result 277 states and 475 transitions. [2024-10-11 03:01:59,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-11 03:01:59,456 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 19 states have (on average 2.789473684210526) internal successors, (53), 21 states have internal predecessors, (53), 14 states have call successors, (18), 1 states have call predecessors, (18), 7 states have return successors, (24), 15 states have call predecessors, (24), 14 states have call successors, (24) Word has length 173 [2024-10-11 03:01:59,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 03:01:59,463 INFO L225 Difference]: With dead ends: 277 [2024-10-11 03:01:59,463 INFO L226 Difference]: Without dead ends: 273 [2024-10-11 03:01:59,464 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 408 GetRequests, 384 SyntacticMatches, 4 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 233 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=152, Invalid=310, Unknown=0, NotChecked=0, Total=462 [2024-10-11 03:01:59,464 INFO L432 NwaCegarLoop]: 17 mSDtfsCounter, 44 mSDsluCounter, 69 mSDsCounter, 0 mSdLazyCounter, 179 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 179 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 03:01:59,465 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 86 Invalid, 235 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 179 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 03:01:59,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2024-10-11 03:01:59,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 261. [2024-10-11 03:01:59,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 166 states have (on average 1.1867469879518073) internal successors, (197), 165 states have internal predecessors, (197), 61 states have call successors, (61), 18 states have call predecessors, (61), 33 states have return successors, (196), 77 states have call predecessors, (196), 61 states have call successors, (196) [2024-10-11 03:01:59,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 454 transitions. [2024-10-11 03:01:59,513 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 454 transitions. Word has length 173 [2024-10-11 03:01:59,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 03:01:59,513 INFO L471 AbstractCegarLoop]: Abstraction has 261 states and 454 transitions. [2024-10-11 03:01:59,513 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 19 states have (on average 2.789473684210526) internal successors, (53), 21 states have internal predecessors, (53), 14 states have call successors, (18), 1 states have call predecessors, (18), 7 states have return successors, (24), 15 states have call predecessors, (24), 14 states have call successors, (24) [2024-10-11 03:01:59,513 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 454 transitions. [2024-10-11 03:01:59,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2024-10-11 03:01:59,518 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 03:01:59,519 INFO L215 NwaCegarLoop]: trace histogram [47, 47, 38, 23, 23, 23, 23, 23, 23, 23, 15, 9, 1, 1, 1, 1, 1, 1] [2024-10-11 03:01:59,532 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-10-11 03:01:59,719 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2024-10-11 03:01:59,719 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 03:01:59,719 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 03:01:59,720 INFO L85 PathProgramCache]: Analyzing trace with hash 1319465805, now seen corresponding path program 6 times [2024-10-11 03:01:59,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 03:01:59,720 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412348325] [2024-10-11 03:01:59,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 03:01:59,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 03:01:59,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:01:59,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 03:01:59,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:00,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:00,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:00,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:00,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:00,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:00,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:00,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:00,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:00,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:00,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:00,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:00,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:00,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:00,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:00,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:00,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 03:02:00,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:00,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:00,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:00,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:00,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:00,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:00,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:00,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:00,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 03:02:00,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:00,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:00,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:00,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:00,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:00,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:00,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:00,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:00,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:00,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:00,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:00,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:00,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:00,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:00,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:00,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 03:02:00,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:00,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:00,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:00,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:00,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:00,852 INFO L134 CoverageAnalysis]: Checked inductivity of 6039 backedges. 1307 proven. 1260 refuted. 0 times theorem prover too weak. 3472 trivial. 0 not checked. [2024-10-11 03:02:00,852 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 03:02:00,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412348325] [2024-10-11 03:02:00,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1412348325] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 03:02:00,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [264414955] [2024-10-11 03:02:00,852 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-10-11 03:02:00,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:02:00,853 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 03:02:00,854 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 03:02:00,855 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-11 03:02:00,943 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 20 check-sat command(s) [2024-10-11 03:02:00,943 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 03:02:00,945 INFO L255 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-10-11 03:02:00,949 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 03:02:01,011 INFO L134 CoverageAnalysis]: Checked inductivity of 6039 backedges. 346 proven. 1004 refuted. 0 times theorem prover too weak. 4689 trivial. 0 not checked. [2024-10-11 03:02:01,012 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 03:02:02,287 INFO L134 CoverageAnalysis]: Checked inductivity of 6039 backedges. 350 proven. 1040 refuted. 0 times theorem prover too weak. 4649 trivial. 0 not checked. [2024-10-11 03:02:02,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [264414955] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 03:02:02,288 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 03:02:02,288 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 10, 15] total 32 [2024-10-11 03:02:02,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449552071] [2024-10-11 03:02:02,290 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 03:02:02,290 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-10-11 03:02:02,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 03:02:02,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-10-11 03:02:02,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=233, Invalid=759, Unknown=0, NotChecked=0, Total=992 [2024-10-11 03:02:02,294 INFO L87 Difference]: Start difference. First operand 261 states and 454 transitions. Second operand has 32 states, 30 states have (on average 2.6) internal successors, (78), 32 states have internal predecessors, (78), 23 states have call successors, (28), 1 states have call predecessors, (28), 12 states have return successors, (41), 23 states have call predecessors, (41), 23 states have call successors, (41) [2024-10-11 03:02:02,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 03:02:02,650 INFO L93 Difference]: Finished difference Result 378 states and 736 transitions. [2024-10-11 03:02:02,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-10-11 03:02:02,652 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 30 states have (on average 2.6) internal successors, (78), 32 states have internal predecessors, (78), 23 states have call successors, (28), 1 states have call predecessors, (28), 12 states have return successors, (41), 23 states have call predecessors, (41), 23 states have call successors, (41) Word has length 323 [2024-10-11 03:02:02,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 03:02:02,654 INFO L225 Difference]: With dead ends: 378 [2024-10-11 03:02:02,655 INFO L226 Difference]: Without dead ends: 122 [2024-10-11 03:02:02,659 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 785 GetRequests, 730 SyntacticMatches, 6 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 840 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=624, Invalid=1926, Unknown=0, NotChecked=0, Total=2550 [2024-10-11 03:02:02,660 INFO L432 NwaCegarLoop]: 24 mSDtfsCounter, 163 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 342 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 164 SdHoareTripleChecker+Valid, 136 SdHoareTripleChecker+Invalid, 520 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 342 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-11 03:02:02,662 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [164 Valid, 136 Invalid, 520 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 342 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-11 03:02:02,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2024-10-11 03:02:02,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 94. [2024-10-11 03:02:02,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 66 states have (on average 1.106060606060606) internal successors, (73), 64 states have internal predecessors, (73), 18 states have call successors, (18), 13 states have call predecessors, (18), 9 states have return successors, (40), 16 states have call predecessors, (40), 18 states have call successors, (40) [2024-10-11 03:02:02,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 131 transitions. [2024-10-11 03:02:02,673 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 131 transitions. Word has length 323 [2024-10-11 03:02:02,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 03:02:02,675 INFO L471 AbstractCegarLoop]: Abstraction has 94 states and 131 transitions. [2024-10-11 03:02:02,675 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 30 states have (on average 2.6) internal successors, (78), 32 states have internal predecessors, (78), 23 states have call successors, (28), 1 states have call predecessors, (28), 12 states have return successors, (41), 23 states have call predecessors, (41), 23 states have call successors, (41) [2024-10-11 03:02:02,676 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 131 transitions. [2024-10-11 03:02:02,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2024-10-11 03:02:02,680 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 03:02:02,680 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 54, 33, 33, 33, 33, 33, 33, 33, 21, 13, 1, 1, 1, 1, 1, 1] [2024-10-11 03:02:02,693 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-10-11 03:02:02,884 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:02:02,885 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 03:02:02,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 03:02:02,885 INFO L85 PathProgramCache]: Analyzing trace with hash 2068824531, now seen corresponding path program 7 times [2024-10-11 03:02:02,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 03:02:02,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170983961] [2024-10-11 03:02:02,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 03:02:02,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 03:02:02,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:03,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 03:02:03,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:03,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:03,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:03,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:03,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:03,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:03,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:03,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:03,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:03,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:03,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:03,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:03,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:03,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:03,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:03,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:03,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:03,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:03,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:03,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:03,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:03,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:03,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:03,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:03,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:03,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:03,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:03,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:03,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:03,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:03,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:03,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:03,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:03,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:03,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:03,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 03:02:03,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:03,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:03,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:04,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:04,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:04,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:04,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:04,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:04,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:04,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 03:02:04,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:04,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:04,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:04,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:04,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:04,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:04,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:04,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:04,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:04,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:04,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:04,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:04,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:04,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:04,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-11 03:02:04,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:04,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:04,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:04,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:04,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:04,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:04,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:04,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:04,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:04,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:04,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:04,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:04,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:04,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:04,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:04,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 03:02:04,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:04,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:04,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:04,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:04,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:04,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:04,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:04,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:04,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,126 INFO L134 CoverageAnalysis]: Checked inductivity of 12387 backedges. 361 proven. 2270 refuted. 0 times theorem prover too weak. 9756 trivial. 0 not checked. [2024-10-11 03:02:04,126 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 03:02:04,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170983961] [2024-10-11 03:02:04,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1170983961] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 03:02:04,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1144026562] [2024-10-11 03:02:04,127 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-10-11 03:02:04,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:02:04,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 03:02:04,128 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 03:02:04,132 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-11 03:02:04,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:04,289 INFO L255 TraceCheckSpWp]: Trace formula consists of 1040 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-10-11 03:02:04,293 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 03:02:04,367 INFO L134 CoverageAnalysis]: Checked inductivity of 12387 backedges. 361 proven. 2270 refuted. 0 times theorem prover too weak. 9756 trivial. 0 not checked. [2024-10-11 03:02:04,368 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 03:02:06,681 INFO L134 CoverageAnalysis]: Checked inductivity of 12387 backedges. 361 proven. 2347 refuted. 0 times theorem prover too weak. 9679 trivial. 0 not checked. [2024-10-11 03:02:06,682 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1144026562] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 03:02:06,682 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 03:02:06,682 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 12, 19] total 28 [2024-10-11 03:02:06,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636437061] [2024-10-11 03:02:06,682 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 03:02:06,683 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-10-11 03:02:06,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 03:02:06,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-10-11 03:02:06,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=253, Invalid=503, Unknown=0, NotChecked=0, Total=756 [2024-10-11 03:02:06,684 INFO L87 Difference]: Start difference. First operand 94 states and 131 transitions. Second operand has 28 states, 27 states have (on average 2.7037037037037037) internal successors, (73), 28 states have internal predecessors, (73), 25 states have call successors, (26), 1 states have call predecessors, (26), 9 states have return successors, (38), 16 states have call predecessors, (38), 25 states have call successors, (38) [2024-10-11 03:02:06,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 03:02:06,856 INFO L93 Difference]: Finished difference Result 356 states and 545 transitions. [2024-10-11 03:02:06,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-11 03:02:06,857 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 2.7037037037037037) internal successors, (73), 28 states have internal predecessors, (73), 25 states have call successors, (26), 1 states have call predecessors, (26), 9 states have return successors, (38), 16 states have call predecessors, (38), 25 states have call successors, (38) Word has length 459 [2024-10-11 03:02:06,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 03:02:06,862 INFO L225 Difference]: With dead ends: 356 [2024-10-11 03:02:06,862 INFO L226 Difference]: Without dead ends: 352 [2024-10-11 03:02:06,862 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1068 GetRequests, 1032 SyntacticMatches, 9 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 547 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=280, Invalid=532, Unknown=0, NotChecked=0, Total=812 [2024-10-11 03:02:06,863 INFO L432 NwaCegarLoop]: 17 mSDtfsCounter, 114 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 195 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 92 SdHoareTripleChecker+Invalid, 299 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 195 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 03:02:06,863 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [129 Valid, 92 Invalid, 299 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 195 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 03:02:06,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 352 states. [2024-10-11 03:02:06,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 352 to 334. [2024-10-11 03:02:06,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 334 states, 228 states have (on average 1.0921052631578947) internal successors, (249), 222 states have internal predecessors, (249), 74 states have call successors, (74), 42 states have call predecessors, (74), 31 states have return successors, (187), 69 states have call predecessors, (187), 74 states have call successors, (187) [2024-10-11 03:02:06,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 510 transitions. [2024-10-11 03:02:06,888 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 510 transitions. Word has length 459 [2024-10-11 03:02:06,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 03:02:06,888 INFO L471 AbstractCegarLoop]: Abstraction has 334 states and 510 transitions. [2024-10-11 03:02:06,889 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 2.7037037037037037) internal successors, (73), 28 states have internal predecessors, (73), 25 states have call successors, (26), 1 states have call predecessors, (26), 9 states have return successors, (38), 16 states have call predecessors, (38), 25 states have call successors, (38) [2024-10-11 03:02:06,889 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 510 transitions. [2024-10-11 03:02:06,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 855 [2024-10-11 03:02:06,899 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 03:02:06,899 INFO L215 NwaCegarLoop]: trace histogram [125, 125, 101, 62, 62, 62, 62, 62, 62, 62, 39, 24, 1, 1, 1, 1, 1, 1] [2024-10-11 03:02:06,913 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-10-11 03:02:07,103 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-10-11 03:02:07,104 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 03:02:07,104 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 03:02:07,104 INFO L85 PathProgramCache]: Analyzing trace with hash -490669342, now seen corresponding path program 8 times [2024-10-11 03:02:07,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 03:02:07,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1002691817] [2024-10-11 03:02:07,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 03:02:07,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 03:02:07,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:07,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 03:02:08,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:08,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:08,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:08,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:08,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:09,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:09,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:09,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:09,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:09,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:09,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:09,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 03:02:09,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:09,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:09,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:09,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:09,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 03:02:09,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:09,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:09,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:09,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:09,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:09,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:09,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:09,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-11 03:02:09,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:09,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:09,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:09,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:09,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:09,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:09,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:09,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 03:02:09,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:09,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:09,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:09,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:09,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-10-11 03:02:09,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:09,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:09,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:10,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:10,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:10,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:10,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:10,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:10,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:10,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:10,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:10,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:10,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:10,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:10,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:10,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:10,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 03:02:10,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:10,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:10,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:10,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:10,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:10,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:10,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:10,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:10,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 03:02:10,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:10,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:10,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:10,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:10,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:10,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:10,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:10,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:10,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:10,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:10,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:10,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:10,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:10,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:10,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-11 03:02:10,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:10,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:10,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:10,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:10,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:10,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:10,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:10,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:10,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:10,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:10,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:10,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:10,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:10,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:10,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:10,323 INFO L134 CoverageAnalysis]: Checked inductivity of 43614 backedges. 5753 proven. 5825 refuted. 0 times theorem prover too weak. 32036 trivial. 0 not checked. [2024-10-11 03:02:10,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 03:02:10,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1002691817] [2024-10-11 03:02:10,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1002691817] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 03:02:10,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [39437676] [2024-10-11 03:02:10,325 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-11 03:02:10,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:02:10,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 03:02:10,326 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 03:02:10,327 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-10-11 03:02:10,577 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-11 03:02:10,578 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 03:02:10,583 INFO L255 TraceCheckSpWp]: Trace formula consists of 1917 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-10-11 03:02:10,592 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 03:02:10,723 INFO L134 CoverageAnalysis]: Checked inductivity of 43614 backedges. 3794 proven. 2058 refuted. 0 times theorem prover too weak. 37762 trivial. 0 not checked. [2024-10-11 03:02:10,723 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 03:02:14,364 INFO L134 CoverageAnalysis]: Checked inductivity of 43614 backedges. 3794 proven. 2150 refuted. 0 times theorem prover too weak. 37670 trivial. 0 not checked. [2024-10-11 03:02:14,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [39437676] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 03:02:14,365 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 03:02:14,365 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 13, 21] total 45 [2024-10-11 03:02:14,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757658893] [2024-10-11 03:02:14,365 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 03:02:14,366 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2024-10-11 03:02:14,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 03:02:14,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2024-10-11 03:02:14,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=435, Invalid=1545, Unknown=0, NotChecked=0, Total=1980 [2024-10-11 03:02:14,368 INFO L87 Difference]: Start difference. First operand 334 states and 510 transitions. Second operand has 45 states, 44 states have (on average 2.409090909090909) internal successors, (106), 45 states have internal predecessors, (106), 32 states have call successors, (37), 1 states have call predecessors, (37), 19 states have return successors, (57), 33 states have call predecessors, (57), 32 states have call successors, (57) [2024-10-11 03:02:15,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 03:02:15,075 INFO L93 Difference]: Finished difference Result 518 states and 1002 transitions. [2024-10-11 03:02:15,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-10-11 03:02:15,075 INFO L78 Accepts]: Start accepts. Automaton has has 45 states, 44 states have (on average 2.409090909090909) internal successors, (106), 45 states have internal predecessors, (106), 32 states have call successors, (37), 1 states have call predecessors, (37), 19 states have return successors, (57), 33 states have call predecessors, (57), 32 states have call successors, (57) Word has length 854 [2024-10-11 03:02:15,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 03:02:15,080 INFO L225 Difference]: With dead ends: 518 [2024-10-11 03:02:15,080 INFO L226 Difference]: Without dead ends: 170 [2024-10-11 03:02:15,084 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2028 GetRequests, 1943 SyntacticMatches, 10 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2124 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=1252, Invalid=4600, Unknown=0, NotChecked=0, Total=5852 [2024-10-11 03:02:15,085 INFO L432 NwaCegarLoop]: 45 mSDtfsCounter, 283 mSDsluCounter, 241 mSDsCounter, 0 mSdLazyCounter, 923 mSolverCounterSat, 207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 284 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 1130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 207 IncrementalHoareTripleChecker+Valid, 923 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 03:02:15,085 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [284 Valid, 286 Invalid, 1130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 923 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 03:02:15,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2024-10-11 03:02:15,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 131. [2024-10-11 03:02:15,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 93 states have (on average 1.021505376344086) internal successors, (95), 91 states have internal predecessors, (95), 27 states have call successors, (27), 21 states have call predecessors, (27), 10 states have return successors, (49), 18 states have call predecessors, (49), 27 states have call successors, (49) [2024-10-11 03:02:15,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 171 transitions. [2024-10-11 03:02:15,093 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 171 transitions. Word has length 854 [2024-10-11 03:02:15,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 03:02:15,094 INFO L471 AbstractCegarLoop]: Abstraction has 131 states and 171 transitions. [2024-10-11 03:02:15,094 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 44 states have (on average 2.409090909090909) internal successors, (106), 45 states have internal predecessors, (106), 32 states have call successors, (37), 1 states have call predecessors, (37), 19 states have return successors, (57), 33 states have call predecessors, (57), 32 states have call successors, (57) [2024-10-11 03:02:15,094 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 171 transitions. [2024-10-11 03:02:15,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 746 [2024-10-11 03:02:15,103 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 03:02:15,103 INFO L215 NwaCegarLoop]: trace histogram [109, 109, 88, 54, 54, 54, 54, 54, 54, 54, 34, 21, 1, 1, 1, 1, 1, 1] [2024-10-11 03:02:15,117 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-10-11 03:02:15,307 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:02:15,308 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 03:02:15,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 03:02:15,308 INFO L85 PathProgramCache]: Analyzing trace with hash -211170596, now seen corresponding path program 9 times [2024-10-11 03:02:15,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 03:02:15,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404684332] [2024-10-11 03:02:15,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 03:02:15,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 03:02:15,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:21,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 03:02:21,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:24,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:24,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:25,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:25,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:25,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:25,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:25,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:25,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:25,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:25,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:25,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:25,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:26,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:26,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:26,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:26,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:26,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:26,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:26,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:26,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:26,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:26,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:26,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:26,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 03:02:26,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:26,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:26,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:26,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:26,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:26,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:26,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:26,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:26,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 03:02:26,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:26,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:26,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:26,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:26,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:26,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:26,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:26,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:26,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:26,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:26,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:26,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:26,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:26,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:26,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-11 03:02:26,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:26,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:26,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:26,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:26,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:26,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:26,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:26,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:26,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:26,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:26,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:26,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:26,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:26,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:26,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:26,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 03:02:26,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:26,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:26,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:26,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:26,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:26,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:26,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:26,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:26,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-10-11 03:02:26,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:27,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:27,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:27,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:27,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:27,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:27,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:27,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:27,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:27,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:27,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:27,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:27,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:27,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:27,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:27,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:27,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 03:02:27,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:27,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:27,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:27,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:27,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:27,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:27,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:27,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:27,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 03:02:27,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:27,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:27,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:27,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:27,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:27,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:27,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:27,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:27,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:27,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:27,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:27,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:27,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:27,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:27,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,699 INFO L134 CoverageAnalysis]: Checked inductivity of 33096 backedges. 0 proven. 10899 refuted. 0 times theorem prover too weak. 22197 trivial. 0 not checked. [2024-10-11 03:02:27,699 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 03:02:27,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404684332] [2024-10-11 03:02:27,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [404684332] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 03:02:27,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [857081449] [2024-10-11 03:02:27,699 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-11 03:02:27,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:02:27,699 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 03:02:27,701 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 03:02:27,701 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-10-11 03:02:28,031 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 93 check-sat command(s) [2024-10-11 03:02:28,031 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 03:02:28,042 INFO L255 TraceCheckSpWp]: Trace formula consists of 1675 conjuncts, 439 conjuncts are in the unsatisfiable core [2024-10-11 03:02:28,050 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 03:02:28,529 INFO L134 CoverageAnalysis]: Checked inductivity of 33096 backedges. 0 proven. 10899 refuted. 0 times theorem prover too weak. 22197 trivial. 0 not checked. [2024-10-11 03:02:28,529 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 03:02:31,437 INFO L134 CoverageAnalysis]: Checked inductivity of 33096 backedges. 0 proven. 10899 refuted. 0 times theorem prover too weak. 22197 trivial. 0 not checked. [2024-10-11 03:02:31,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [857081449] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 03:02:31,437 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 03:02:31,438 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 28, 28] total 36 [2024-10-11 03:02:31,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276710736] [2024-10-11 03:02:31,438 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 03:02:31,439 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-10-11 03:02:31,439 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 03:02:31,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-10-11 03:02:31,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=1175, Unknown=0, NotChecked=0, Total=1260 [2024-10-11 03:02:31,440 INFO L87 Difference]: Start difference. First operand 131 states and 171 transitions. Second operand has 36 states, 36 states have (on average 1.1388888888888888) internal successors, (41), 19 states have internal predecessors, (41), 8 states have call successors, (9), 1 states have call predecessors, (9), 9 states have return successors, (24), 24 states have call predecessors, (24), 8 states have call successors, (24) [2024-10-11 03:02:31,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 03:02:31,709 INFO L93 Difference]: Finished difference Result 144 states and 190 transitions. [2024-10-11 03:02:31,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-10-11 03:02:31,710 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 1.1388888888888888) internal successors, (41), 19 states have internal predecessors, (41), 8 states have call successors, (9), 1 states have call predecessors, (9), 9 states have return successors, (24), 24 states have call predecessors, (24), 8 states have call successors, (24) Word has length 745 [2024-10-11 03:02:31,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 03:02:31,712 INFO L225 Difference]: With dead ends: 144 [2024-10-11 03:02:31,712 INFO L226 Difference]: Without dead ends: 140 [2024-10-11 03:02:31,712 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1927 GetRequests, 1893 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=85, Invalid=1175, Unknown=0, NotChecked=0, Total=1260 [2024-10-11 03:02:31,713 INFO L432 NwaCegarLoop]: 43 mSDtfsCounter, 0 mSDsluCounter, 940 mSDsCounter, 0 mSdLazyCounter, 859 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 983 SdHoareTripleChecker+Invalid, 859 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 859 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 03:02:31,713 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 983 Invalid, 859 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 859 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 03:02:31,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2024-10-11 03:02:31,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 139. [2024-10-11 03:02:31,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 98 states have (on average 1.0204081632653061) internal successors, (100), 96 states have internal predecessors, (100), 28 states have call successors, (28), 21 states have call predecessors, (28), 12 states have return successors, (55), 21 states have call predecessors, (55), 28 states have call successors, (55) [2024-10-11 03:02:31,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 183 transitions. [2024-10-11 03:02:31,720 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 183 transitions. Word has length 745 [2024-10-11 03:02:31,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 03:02:31,720 INFO L471 AbstractCegarLoop]: Abstraction has 139 states and 183 transitions. [2024-10-11 03:02:31,721 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 1.1388888888888888) internal successors, (41), 19 states have internal predecessors, (41), 8 states have call successors, (9), 1 states have call predecessors, (9), 9 states have return successors, (24), 24 states have call predecessors, (24), 8 states have call successors, (24) [2024-10-11 03:02:31,721 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 183 transitions. [2024-10-11 03:02:31,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 923 [2024-10-11 03:02:31,724 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 03:02:31,725 INFO L215 NwaCegarLoop]: trace histogram [135, 135, 109, 67, 67, 67, 67, 67, 67, 67, 42, 26, 1, 1, 1, 1, 1, 1] [2024-10-11 03:02:31,739 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-10-11 03:02:31,925 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-10-11 03:02:31,925 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 03:02:31,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 03:02:31,926 INFO L85 PathProgramCache]: Analyzing trace with hash -260935829, now seen corresponding path program 10 times [2024-10-11 03:02:31,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 03:02:31,926 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591271453] [2024-10-11 03:02:31,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 03:02:31,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 03:02:31,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:32,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 03:02:32,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:33,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:33,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:33,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:33,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:33,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:33,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:33,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:33,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:33,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:33,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:33,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:33,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:34,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:34,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:34,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:34,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 03:02:34,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:34,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:34,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 03:02:34,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:34,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:34,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:34,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:34,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-11 03:02:34,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:34,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:34,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:34,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:34,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 03:02:34,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:34,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:34,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-10-11 03:02:34,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:34,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:34,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:34,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:34,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 03:02:34,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:34,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:34,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 636 [2024-10-11 03:02:34,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:34,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:34,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:34,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:34,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 03:02:34,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:34,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:34,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 03:02:34,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:34,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:34,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:34,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:34,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,562 INFO L134 CoverageAnalysis]: Checked inductivity of 50910 backedges. 3313 proven. 5871 refuted. 0 times theorem prover too weak. 41726 trivial. 0 not checked. [2024-10-11 03:02:34,562 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 03:02:34,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591271453] [2024-10-11 03:02:34,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591271453] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 03:02:34,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [671363044] [2024-10-11 03:02:34,563 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-11 03:02:34,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:02:34,563 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 03:02:34,564 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 03:02:34,565 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-10-11 03:02:34,786 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-11 03:02:34,786 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 03:02:34,790 INFO L255 TraceCheckSpWp]: Trace formula consists of 1640 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-10-11 03:02:34,798 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 03:02:34,925 INFO L134 CoverageAnalysis]: Checked inductivity of 50910 backedges. 24553 proven. 3825 refuted. 0 times theorem prover too weak. 22532 trivial. 0 not checked. [2024-10-11 03:02:34,926 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 03:02:39,649 INFO L134 CoverageAnalysis]: Checked inductivity of 50910 backedges. 3215 proven. 7261 refuted. 0 times theorem prover too weak. 40434 trivial. 0 not checked. [2024-10-11 03:02:39,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [671363044] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 03:02:39,649 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 03:02:39,649 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 19, 31] total 46 [2024-10-11 03:02:39,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19610786] [2024-10-11 03:02:39,649 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 03:02:39,651 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-10-11 03:02:39,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 03:02:39,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-10-11 03:02:39,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=481, Invalid=1589, Unknown=0, NotChecked=0, Total=2070 [2024-10-11 03:02:39,652 INFO L87 Difference]: Start difference. First operand 139 states and 183 transitions. Second operand has 46 states, 45 states have (on average 2.8222222222222224) internal successors, (127), 46 states have internal predecessors, (127), 41 states have call successors, (47), 2 states have call predecessors, (47), 16 states have return successors, (68), 26 states have call predecessors, (68), 41 states have call successors, (68) [2024-10-11 03:02:39,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 03:02:39,992 INFO L93 Difference]: Finished difference Result 285 states and 384 transitions. [2024-10-11 03:02:39,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-10-11 03:02:39,993 INFO L78 Accepts]: Start accepts. Automaton has has 46 states, 45 states have (on average 2.8222222222222224) internal successors, (127), 46 states have internal predecessors, (127), 41 states have call successors, (47), 2 states have call predecessors, (47), 16 states have return successors, (68), 26 states have call predecessors, (68), 41 states have call successors, (68) Word has length 922 [2024-10-11 03:02:39,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 03:02:39,994 INFO L225 Difference]: With dead ends: 285 [2024-10-11 03:02:39,995 INFO L226 Difference]: Without dead ends: 156 [2024-10-11 03:02:39,996 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2154 GetRequests, 2081 SyntacticMatches, 15 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1548 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=871, Invalid=2669, Unknown=0, NotChecked=0, Total=3540 [2024-10-11 03:02:39,996 INFO L432 NwaCegarLoop]: 45 mSDtfsCounter, 141 mSDsluCounter, 200 mSDsCounter, 0 mSdLazyCounter, 635 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 245 SdHoareTripleChecker+Invalid, 764 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 635 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-11 03:02:39,997 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 245 Invalid, 764 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 635 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-11 03:02:39,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2024-10-11 03:02:40,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 119. [2024-10-11 03:02:40,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 83 states have (on average 1.0120481927710843) internal successors, (84), 82 states have internal predecessors, (84), 24 states have call successors, (24), 17 states have call predecessors, (24), 11 states have return successors, (36), 19 states have call predecessors, (36), 24 states have call successors, (36) [2024-10-11 03:02:40,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 144 transitions. [2024-10-11 03:02:40,003 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 144 transitions. Word has length 922 [2024-10-11 03:02:40,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 03:02:40,004 INFO L471 AbstractCegarLoop]: Abstraction has 119 states and 144 transitions. [2024-10-11 03:02:40,004 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 45 states have (on average 2.8222222222222224) internal successors, (127), 46 states have internal predecessors, (127), 41 states have call successors, (47), 2 states have call predecessors, (47), 16 states have return successors, (68), 26 states have call predecessors, (68), 41 states have call successors, (68) [2024-10-11 03:02:40,005 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 144 transitions. [2024-10-11 03:02:40,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1032 [2024-10-11 03:02:40,009 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 03:02:40,009 INFO L215 NwaCegarLoop]: trace histogram [151, 151, 122, 75, 75, 75, 75, 75, 75, 75, 47, 29, 1, 1, 1, 1, 1, 1] [2024-10-11 03:02:40,024 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-10-11 03:02:40,210 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-10-11 03:02:40,210 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 03:02:40,210 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 03:02:40,210 INFO L85 PathProgramCache]: Analyzing trace with hash 2061386789, now seen corresponding path program 11 times [2024-10-11 03:02:40,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 03:02:40,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128032660] [2024-10-11 03:02:40,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 03:02:40,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 03:02:40,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 03:02:41,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:41,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:42,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:42,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:42,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:42,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:42,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:42,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:42,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 03:02:42,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:42,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:42,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:42,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:42,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 03:02:42,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:42,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:42,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:42,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:42,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:42,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:42,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:42,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-11 03:02:42,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:42,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:42,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:42,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:42,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:42,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:42,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:42,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 03:02:42,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:42,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:42,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:42,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:42,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-10-11 03:02:42,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:42,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:42,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:42,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:42,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:42,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:42,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:42,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 03:02:42,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:42,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:42,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:42,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:42,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 03:02:42,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:42,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:42,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:42,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:42,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:42,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:42,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:42,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2024-10-11 03:02:42,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:43,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:43,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:43,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:43,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:43,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:43,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:43,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:43,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:43,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:43,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:43,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:43,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:43,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 03:02:43,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:43,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:43,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:43,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:43,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:43,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:43,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:43,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:43,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 03:02:43,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:43,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:43,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:43,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:43,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:43,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:43,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:43,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:43,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:43,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:43,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:43,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:43,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:43,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:43,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:43,149 INFO L134 CoverageAnalysis]: Checked inductivity of 63781 backedges. 5392 proven. 5994 refuted. 0 times theorem prover too weak. 52395 trivial. 0 not checked. [2024-10-11 03:02:43,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 03:02:43,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2128032660] [2024-10-11 03:02:43,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2128032660] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 03:02:43,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [694995357] [2024-10-11 03:02:43,149 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-11 03:02:43,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:02:43,149 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 03:02:43,150 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 03:02:43,151 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-10-11 03:02:43,688 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 126 check-sat command(s) [2024-10-11 03:02:43,688 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 03:02:43,694 INFO L255 TraceCheckSpWp]: Trace formula consists of 2203 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-10-11 03:02:43,705 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 03:02:43,845 INFO L134 CoverageAnalysis]: Checked inductivity of 63781 backedges. 7697 proven. 4310 refuted. 0 times theorem prover too weak. 51774 trivial. 0 not checked. [2024-10-11 03:02:43,845 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 03:02:48,601 INFO L134 CoverageAnalysis]: Checked inductivity of 63781 backedges. 7697 proven. 4437 refuted. 0 times theorem prover too weak. 51647 trivial. 0 not checked. [2024-10-11 03:02:48,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [694995357] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 03:02:48,602 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 03:02:48,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 20, 33] total 51 [2024-10-11 03:02:48,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590654589] [2024-10-11 03:02:48,602 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 03:02:48,603 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2024-10-11 03:02:48,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 03:02:48,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2024-10-11 03:02:48,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=595, Invalid=1955, Unknown=0, NotChecked=0, Total=2550 [2024-10-11 03:02:48,605 INFO L87 Difference]: Start difference. First operand 119 states and 144 transitions. Second operand has 51 states, 50 states have (on average 2.64) internal successors, (132), 51 states have internal predecessors, (132), 43 states have call successors, (49), 1 states have call predecessors, (49), 18 states have return successors, (72), 32 states have call predecessors, (72), 43 states have call successors, (72) [2024-10-11 03:02:49,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 03:02:49,078 INFO L93 Difference]: Finished difference Result 247 states and 308 transitions. [2024-10-11 03:02:49,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-10-11 03:02:49,078 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 50 states have (on average 2.64) internal successors, (132), 51 states have internal predecessors, (132), 43 states have call successors, (49), 1 states have call predecessors, (49), 18 states have return successors, (72), 32 states have call predecessors, (72), 43 states have call successors, (72) Word has length 1031 [2024-10-11 03:02:49,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 03:02:49,079 INFO L225 Difference]: With dead ends: 247 [2024-10-11 03:02:49,079 INFO L226 Difference]: Without dead ends: 0 [2024-10-11 03:02:49,081 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2409 GetRequests, 2328 SyntacticMatches, 16 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1986 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=1076, Invalid=3346, Unknown=0, NotChecked=0, Total=4422 [2024-10-11 03:02:49,081 INFO L432 NwaCegarLoop]: 45 mSDtfsCounter, 130 mSDsluCounter, 213 mSDsCounter, 0 mSdLazyCounter, 808 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 258 SdHoareTripleChecker+Invalid, 987 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 808 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 03:02:49,082 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 258 Invalid, 987 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 808 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 03:02:49,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-10-11 03:02:49,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-10-11 03:02:49,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-11 03:02:49,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-10-11 03:02:49,082 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1031 [2024-10-11 03:02:49,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 03:02:49,082 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-11 03:02:49,083 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 50 states have (on average 2.64) internal successors, (132), 51 states have internal predecessors, (132), 43 states have call successors, (49), 1 states have call predecessors, (49), 18 states have return successors, (72), 32 states have call predecessors, (72), 43 states have call successors, (72) [2024-10-11 03:02:49,083 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-10-11 03:02:49,083 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-10-11 03:02:49,085 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-11 03:02:49,105 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-10-11 03:02:49,286 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-10-11 03:02:49,289 INFO L407 BasicCegarLoop]: Path program histogram: [11, 1, 1, 1] [2024-10-11 03:02:49,290 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-10-11 03:02:50,836 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-11 03:02:50,860 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-10-11 03:02:50,862 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 03:02:50 BoogieIcfgContainer [2024-10-11 03:02:50,862 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-11 03:02:50,862 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-11 03:02:50,862 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-11 03:02:50,863 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-11 03:02:50,863 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:01:52" (3/4) ... [2024-10-11 03:02:50,864 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-11 03:02:50,867 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure fibonacci [2024-10-11 03:02:50,869 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2024-10-11 03:02:50,870 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-10-11 03:02:50,870 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-10-11 03:02:50,870 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-11 03:02:50,932 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-11 03:02:50,934 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/witness.yml [2024-10-11 03:02:50,934 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-11 03:02:50,934 INFO L158 Benchmark]: Toolchain (without parser) took 58759.80ms. Allocated memory was 167.8MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 98.3MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 159.5MB. Max. memory is 16.1GB. [2024-10-11 03:02:50,935 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 167.8MB. Free memory is still 124.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 03:02:50,935 INFO L158 Benchmark]: CACSL2BoogieTranslator took 204.25ms. Allocated memory is still 167.8MB. Free memory was 98.1MB in the beginning and 86.4MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-11 03:02:50,935 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.37ms. Allocated memory is still 167.8MB. Free memory was 86.4MB in the beginning and 84.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 03:02:50,935 INFO L158 Benchmark]: Boogie Preprocessor took 29.08ms. Allocated memory is still 167.8MB. Free memory was 84.9MB in the beginning and 83.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 03:02:50,935 INFO L158 Benchmark]: RCFGBuilder took 228.64ms. Allocated memory is still 167.8MB. Free memory was 83.3MB in the beginning and 72.5MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-10-11 03:02:50,936 INFO L158 Benchmark]: TraceAbstraction took 58178.69ms. Allocated memory was 167.8MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 138.8MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-10-11 03:02:50,936 INFO L158 Benchmark]: Witness Printer took 71.57ms. Allocated memory is still 1.8GB. Free memory was 1.5GB in the beginning and 1.5GB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-11 03:02:50,937 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 167.8MB. Free memory is still 124.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 204.25ms. Allocated memory is still 167.8MB. Free memory was 98.1MB in the beginning and 86.4MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.37ms. Allocated memory is still 167.8MB. Free memory was 86.4MB in the beginning and 84.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.08ms. Allocated memory is still 167.8MB. Free memory was 84.9MB in the beginning and 83.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 228.64ms. Allocated memory is still 167.8MB. Free memory was 83.3MB in the beginning and 72.5MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 58178.69ms. Allocated memory was 167.8MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 138.8MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * Witness Printer took 71.57ms. Allocated memory is still 1.8GB. Free memory was 1.5GB in the beginning and 1.5GB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 33]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 17 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 56.5s, OverallIterations: 14, TraceHistogramMax: 151, PathProgramHistogramMax: 11, EmptinessCheckTime: 0.1s, AutomataDifference: 3.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1147 SdHoareTripleChecker+Valid, 2.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1073 mSDsluCounter, 2450 SdHoareTripleChecker+Invalid, 1.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2115 mSDsCounter, 1026 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4628 IncrementalHoareTripleChecker+Invalid, 5654 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1026 mSolverCounterUnsat, 335 mSDtfsCounter, 4628 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11405 GetRequests, 10919 SyntacticMatches, 75 SemanticMatches, 411 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7780 ImplicationChecksByTransitivity, 3.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=334occurred in iteration=10, InterpolantAutomatonStates: 274, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 14 MinimizatonAttempts, 154 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 48.0s InterpolantComputationTime, 9533 NumberOfCodeBlocks, 9159 NumberOfCodeBlocksAsserted, 285 NumberOfCheckSat, 14252 ConstructedInterpolants, 0 QuantifiedInterpolants, 21800 SizeOfPredicates, 61 NumberOfNonLiveVariables, 9839 ConjunctsInSsa, 603 ConjunctsInUnsatCore, 38 InterpolantComputations, 2 PerfectInterpolantSequences, 550591/636936 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ProcedureContractResult [Line: 16]: Procedure Contract for fibonacci Derived contract for procedure fibonacci. Ensures: (((\result == 1) || (1 != n)) && ((\result == 0) || (0 < n))) RESULT: Ultimate proved your program to be correct! [2024-10-11 03:02:50,962 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE