./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursive/Fibonacci03.c --full-output --procedureinliner.inline.calls.to.implemented.procedures NEVER --traceabstraction.positions.where.we.compute.the.hoare.annotation All --witnessprinter.yaml.format.version 2.1 --witnessprinter.generate.graphml.witnesses false --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e378df2c Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/automizer/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/automizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/automizer/data -tc /storage/repos/certificate-witnesses-artifact/automizer/config/AutomizerReach.xml -i ../sv-benchmarks/c/recursive/Fibonacci03.c -s /storage/repos/certificate-witnesses-artifact/automizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/certificate-witnesses-artifact/automizer --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 be0a584ba9648c80e7a0523ff51ba530f1926c55cecd3c62f2cee05fbbff42e3 --procedureinliner.inline.calls.to.implemented.procedures NEVER --traceabstraction.positions.where.we.compute.the.hoare.annotation All --witnessprinter.yaml.format.version 2.1 --witnessprinter.generate.graphml.witnesses false --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.contract-modifies-e378df2-m [2024-10-15 15:08:58,882 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:08:58,954 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/automizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-15 15:08:58,958 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:08:58,960 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:08:58,989 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:08:58,989 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:08:58,990 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:08:58,991 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:08:58,994 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:08:58,994 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-15 15:08:58,995 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-15 15:08:58,995 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:08:58,996 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:08:58,996 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:08:58,996 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:08:58,996 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:08:58,996 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:08:58,997 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-15 15:08:58,997 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:08:58,997 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:08:59,000 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:08:59,000 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:08:59,001 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:08:59,001 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:08:59,001 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:08:59,001 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:08:59,002 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:08:59,002 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:08:59,002 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:08:59,002 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:08:59,003 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:08:59,003 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:08:59,003 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-15 15:08:59,003 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-15 15:08:59,004 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-15 15:08:59,004 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-15 15:08:59,004 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-15 15:08:59,004 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-15 15:08:59,005 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-15 15:08:59,005 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-15 15:08:59,005 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-15 15:08:59,006 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/certificate-witnesses-artifact/automizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/certificate-witnesses-artifact/automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be0a584ba9648c80e7a0523ff51ba530f1926c55cecd3c62f2cee05fbbff42e3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> All Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: YAML Format version -> 2.1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Generate GraphML witnesses -> false [2024-10-15 15:08:59,269 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:08:59,294 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:08:59,298 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:08:59,299 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:08:59,300 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:08:59,301 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/automizer/../sv-benchmarks/c/recursive/Fibonacci03.c [2024-10-15 15:09:00,750 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:09:00,957 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:09:00,957 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursive/Fibonacci03.c [2024-10-15 15:09:00,968 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/automizer/data/6d7d1927b/dc613deafdc545d085ad5a9a67e65e50/FLAGf0b026199 [2024-10-15 15:09:00,979 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/automizer/data/6d7d1927b/dc613deafdc545d085ad5a9a67e65e50 [2024-10-15 15:09:00,982 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:09:00,983 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-15 15:09:00,984 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:09:00,984 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:09:00,992 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:09:00,993 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:09:00" (1/1) ... [2024-10-15 15:09:00,994 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bc2420d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:09:00, skipping insertion in model container [2024-10-15 15:09:00,994 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:09:00" (1/1) ... [2024-10-15 15:09:01,012 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:09:01,187 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursive/Fibonacci03.c[788,801] [2024-10-15 15:09:01,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:09:01,204 INFO L200 MainTranslator]: Completed pre-run [2024-10-15 15:09:01,216 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursive/Fibonacci03.c[788,801] [2024-10-15 15:09:01,217 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:09:01,230 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:09:01,231 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:09:01 WrapperNode [2024-10-15 15:09:01,231 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:09:01,232 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:09:01,232 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:09:01,232 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:09:01,239 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:09:01" (1/1) ... [2024-10-15 15:09:01,244 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:09:01" (1/1) ... [2024-10-15 15:09:01,250 INFO L138 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:09:01,250 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:09:01,251 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:09:01,251 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:09:01,251 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:09:01,260 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:09:01" (1/1) ... [2024-10-15 15:09:01,261 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:09:01" (1/1) ... [2024-10-15 15:09:01,262 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:09:01" (1/1) ... [2024-10-15 15:09:01,273 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]. [2024-10-15 15:09:01,273 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:09:01" (1/1) ... [2024-10-15 15:09:01,273 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:09:01" (1/1) ... [2024-10-15 15:09:01,275 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:09:01" (1/1) ... [2024-10-15 15:09:01,276 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:09:01" (1/1) ... [2024-10-15 15:09:01,277 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:09:01" (1/1) ... [2024-10-15 15:09:01,278 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:09:01" (1/1) ... [2024-10-15 15:09:01,279 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:09:01,280 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:09:01,282 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:09:01,282 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:09:01,283 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:09:01" (1/1) ... [2024-10-15 15:09:01,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:09:01,297 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-10-15 15:09:01,309 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/automizer/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-15 15:09:01,311 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-15 15:09:01,359 INFO L130 BoogieDeclarations]: Found specification of procedure fibonacci [2024-10-15 15:09:01,359 INFO L138 BoogieDeclarations]: Found implementation of procedure fibonacci [2024-10-15 15:09:01,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:09:01,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:09:01,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:09:01,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:09:01,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:09:01,359 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:09:01,360 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:09:01,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-15 15:09:01,426 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:09:01,429 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:09:01,555 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-10-15 15:09:01,556 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:09:01,578 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:09:01,579 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-15 15:09:01,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:09:01 BoogieIcfgContainer [2024-10-15 15:09:01,579 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:09:01,581 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-15 15:09:01,581 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-15 15:09:01,584 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-15 15:09:01,584 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 03:09:00" (1/3) ... [2024-10-15 15:09:01,585 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48b168d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 03:09:01, skipping insertion in model container [2024-10-15 15:09:01,585 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:09:01" (2/3) ... [2024-10-15 15:09:01,585 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48b168d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 03:09:01, skipping insertion in model container [2024-10-15 15:09:01,585 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:09:01" (3/3) ... [2024-10-15 15:09:01,586 INFO L112 eAbstractionObserver]: Analyzing ICFG Fibonacci03.c [2024-10-15 15:09:01,604 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:All NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-15 15:09:01,604 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-15 15:09:01,664 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-15 15:09:01,672 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=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@427a098d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-15 15:09:01,672 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-15 15:09:01,676 INFO L276 IsEmpty]: Start isEmpty. Operand has 24 states, 14 states have (on average 1.3571428571428572) internal successors, (19), 15 states have internal predecessors, (19), 5 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-10-15 15:09:01,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-10-15 15:09:01,683 INFO L207 NwaCegarLoop]: Found error trace [2024-10-15 15:09:01,684 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-15 15:09:01,684 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-15 15:09:01,691 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:09:01,691 INFO L85 PathProgramCache]: Analyzing trace with hash -745735812, now seen corresponding path program 1 times [2024-10-15 15:09:01,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-15 15:09:01,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255582243] [2024-10-15 15:09:01,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-15 15:09:01,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-15 15:09:01,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:01,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-15 15:09:01,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:01,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-15 15:09:01,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:02,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-15 15:09:02,022 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-15 15:09:02,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255582243] [2024-10-15 15:09:02,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255582243] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-15 15:09:02,024 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-15 15:09:02,024 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-15 15:09:02,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16197659] [2024-10-15 15:09:02,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-15 15:09:02,031 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-15 15:09:02,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-15 15:09:02,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-15 15:09:02,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-15 15:09:02,052 INFO L87 Difference]: Start difference. First operand has 24 states, 14 states have (on average 1.3571428571428572) internal successors, (19), 15 states have internal predecessors, (19), 5 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 1 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-15 15:09:02,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-15 15:09:02,160 INFO L93 Difference]: Finished difference Result 36 states and 45 transitions. [2024-10-15 15:09:02,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-15 15:09:02,163 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 1 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 14 [2024-10-15 15:09:02,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-15 15:09:02,173 INFO L225 Difference]: With dead ends: 36 [2024-10-15 15:09:02,173 INFO L226 Difference]: Without dead ends: 24 [2024-10-15 15:09:02,176 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-15 15:09:02,179 INFO L432 NwaCegarLoop]: 20 mSDtfsCounter, 5 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-15 15:09:02,179 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 64 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-15 15:09:02,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2024-10-15 15:09:02,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 22. [2024-10-15 15:09:02,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 14 states have internal predecessors, (15), 5 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (6), 4 states have call predecessors, (6), 4 states have call successors, (6) [2024-10-15 15:09:02,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 26 transitions. [2024-10-15 15:09:02,222 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 26 transitions. Word has length 14 [2024-10-15 15:09:02,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-15 15:09:02,223 INFO L471 AbstractCegarLoop]: Abstraction has 22 states and 26 transitions. [2024-10-15 15:09:02,223 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 1 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-15 15:09:02,224 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:09:02,224 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2024-10-15 15:09:02,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-10-15 15:09:02,225 INFO L207 NwaCegarLoop]: Found error trace [2024-10-15 15:09:02,226 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-15 15:09:02,226 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-15 15:09:02,227 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-15 15:09:02,227 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:09:02,227 INFO L85 PathProgramCache]: Analyzing trace with hash -954418184, now seen corresponding path program 1 times [2024-10-15 15:09:02,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-15 15:09:02,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333731345] [2024-10-15 15:09:02,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-15 15:09:02,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-15 15:09:02,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:02,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-15 15:09:02,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:02,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-15 15:09:02,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:02,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-15 15:09:02,378 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-15 15:09:02,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333731345] [2024-10-15 15:09:02,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333731345] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-15 15:09:02,379 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-15 15:09:02,379 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-15 15:09:02,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062665216] [2024-10-15 15:09:02,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-15 15:09:02,382 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-15 15:09:02,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-15 15:09:02,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-15 15:09:02,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-15 15:09:02,384 INFO L87 Difference]: Start difference. First operand 22 states and 26 transitions. Second operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 1 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-15 15:09:02,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-15 15:09:02,489 INFO L93 Difference]: Finished difference Result 28 states and 33 transitions. [2024-10-15 15:09:02,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-15 15:09:02,490 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 1 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 15 [2024-10-15 15:09:02,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-15 15:09:02,491 INFO L225 Difference]: With dead ends: 28 [2024-10-15 15:09:02,512 INFO L226 Difference]: Without dead ends: 24 [2024-10-15 15:09:02,514 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-15 15:09:02,515 INFO L432 NwaCegarLoop]: 16 mSDtfsCounter, 4 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 47 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-15 15:09:02,516 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 47 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-15 15:09:02,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2024-10-15 15:09:02,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 22. [2024-10-15 15:09:02,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 14 states have internal predecessors, (15), 5 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (6), 4 states have call predecessors, (6), 4 states have call successors, (6) [2024-10-15 15:09:02,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 26 transitions. [2024-10-15 15:09:02,532 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 26 transitions. Word has length 15 [2024-10-15 15:09:02,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-15 15:09:02,532 INFO L471 AbstractCegarLoop]: Abstraction has 22 states and 26 transitions. [2024-10-15 15:09:02,533 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 1 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-15 15:09:02,533 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:09:02,534 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2024-10-15 15:09:02,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-10-15 15:09:02,535 INFO L207 NwaCegarLoop]: Found error trace [2024-10-15 15:09:02,535 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-15 15:09:02,535 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-15 15:09:02,535 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-15 15:09:02,536 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:09:02,536 INFO L85 PathProgramCache]: Analyzing trace with hash 520207931, now seen corresponding path program 1 times [2024-10-15 15:09:02,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-15 15:09:02,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860106440] [2024-10-15 15:09:02,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-15 15:09:02,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-15 15:09:02,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:02,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-15 15:09:02,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:02,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-15 15:09:02,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:02,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:02,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:02,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-15 15:09:02,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:02,740 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-15 15:09:02,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-15 15:09:02,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860106440] [2024-10-15 15:09:02,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860106440] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-15 15:09:02,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1816268064] [2024-10-15 15:09:02,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-15 15:09:02,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-15 15:09:02,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-10-15 15:09:02,747 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-15 15:09:02,750 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-15 15:09:02,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:02,808 INFO L255 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-15 15:09:02,814 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-15 15:09:02,895 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-15 15:09:02,899 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-15 15:09:03,161 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-15 15:09:03,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1816268064] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-15 15:09:03,163 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-15 15:09:03,164 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 7] total 13 [2024-10-15 15:09:03,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939299383] [2024-10-15 15:09:03,164 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-15 15:09:03,165 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-10-15 15:09:03,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-15 15:09:03,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-10-15 15:09:03,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2024-10-15 15:09:03,169 INFO L87 Difference]: Start difference. First operand 22 states and 26 transitions. Second operand has 13 states, 12 states have (on average 3.0) internal successors, (36), 13 states have internal predecessors, (36), 7 states have call successors, (9), 1 states have call predecessors, (9), 5 states have return successors, (10), 6 states have call predecessors, (10), 7 states have call successors, (10) [2024-10-15 15:09:03,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-15 15:09:03,345 INFO L93 Difference]: Finished difference Result 50 states and 73 transitions. [2024-10-15 15:09:03,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-15 15:09:03,346 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 3.0) internal successors, (36), 13 states have internal predecessors, (36), 7 states have call successors, (9), 1 states have call predecessors, (9), 5 states have return successors, (10), 6 states have call predecessors, (10), 7 states have call successors, (10) Word has length 27 [2024-10-15 15:09:03,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-15 15:09:03,348 INFO L225 Difference]: With dead ends: 50 [2024-10-15 15:09:03,348 INFO L226 Difference]: Without dead ends: 33 [2024-10-15 15:09:03,348 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 58 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2024-10-15 15:09:03,349 INFO L432 NwaCegarLoop]: 17 mSDtfsCounter, 23 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 84 SdHoareTripleChecker+Invalid, 170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-15 15:09:03,350 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 84 Invalid, 170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-15 15:09:03,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2024-10-15 15:09:03,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2024-10-15 15:09:03,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 20 states have (on average 1.2) internal successors, (24), 22 states have internal predecessors, (24), 7 states have call successors, (7), 4 states have call predecessors, (7), 5 states have return successors, (14), 6 states have call predecessors, (14), 6 states have call successors, (14) [2024-10-15 15:09:03,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2024-10-15 15:09:03,358 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 27 [2024-10-15 15:09:03,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-15 15:09:03,359 INFO L471 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2024-10-15 15:09:03,359 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 3.0) internal successors, (36), 13 states have internal predecessors, (36), 7 states have call successors, (9), 1 states have call predecessors, (9), 5 states have return successors, (10), 6 states have call predecessors, (10), 7 states have call successors, (10) [2024-10-15 15:09:03,359 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:09:03,359 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2024-10-15 15:09:03,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-10-15 15:09:03,361 INFO L207 NwaCegarLoop]: Found error trace [2024-10-15 15:09:03,361 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 7, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-15 15:09:03,376 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-15 15:09:03,565 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-15 15:09:03,566 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-15 15:09:03,566 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:09:03,567 INFO L85 PathProgramCache]: Analyzing trace with hash -642495372, now seen corresponding path program 1 times [2024-10-15 15:09:03,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-15 15:09:03,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934012239] [2024-10-15 15:09:03,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-15 15:09:03,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-15 15:09:03,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:03,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-15 15:09:03,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:03,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-15 15:09:03,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:03,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:03,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:03,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:03,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:03,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:03,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:03,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:03,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:03,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:03,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:03,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:03,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:03,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:03,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:03,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:03,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:03,972 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 44 proven. 63 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-10-15 15:09:03,973 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-15 15:09:03,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934012239] [2024-10-15 15:09:03,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [934012239] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-15 15:09:03,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1915586380] [2024-10-15 15:09:03,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-15 15:09:03,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-15 15:09:03,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-10-15 15:09:03,977 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-15 15:09:03,979 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-15 15:09:04,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:04,034 INFO L255 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-15 15:09:04,037 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-15 15:09:04,101 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 16 proven. 75 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2024-10-15 15:09:04,101 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-15 15:09:04,495 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 16 proven. 82 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-10-15 15:09:04,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1915586380] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-15 15:09:04,496 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-15 15:09:04,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7, 9] total 18 [2024-10-15 15:09:04,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929193444] [2024-10-15 15:09:04,496 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-15 15:09:04,497 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-10-15 15:09:04,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-15 15:09:04,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-10-15 15:09:04,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=231, Unknown=0, NotChecked=0, Total=306 [2024-10-15 15:09:04,500 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand has 18 states, 18 states have (on average 2.888888888888889) internal successors, (52), 18 states have internal predecessors, (52), 11 states have call successors, (16), 1 states have call predecessors, (16), 7 states have return successors, (19), 11 states have call predecessors, (19), 11 states have call successors, (19) [2024-10-15 15:09:04,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-15 15:09:04,746 INFO L93 Difference]: Finished difference Result 77 states and 127 transitions. [2024-10-15 15:09:04,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-15 15:09:04,747 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 2.888888888888889) internal successors, (52), 18 states have internal predecessors, (52), 11 states have call successors, (16), 1 states have call predecessors, (16), 7 states have return successors, (19), 11 states have call predecessors, (19), 11 states have call successors, (19) Word has length 69 [2024-10-15 15:09:04,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-15 15:09:04,750 INFO L225 Difference]: With dead ends: 77 [2024-10-15 15:09:04,753 INFO L226 Difference]: Without dead ends: 49 [2024-10-15 15:09:04,754 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 150 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=173, Invalid=427, Unknown=0, NotChecked=0, Total=600 [2024-10-15 15:09:04,756 INFO L432 NwaCegarLoop]: 17 mSDtfsCounter, 45 mSDsluCounter, 90 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 107 SdHoareTripleChecker+Invalid, 221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-15 15:09:04,758 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 107 Invalid, 221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 165 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-15 15:09:04,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2024-10-15 15:09:04,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 46. [2024-10-15 15:09:04,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 29 states have (on average 1.1724137931034482) internal successors, (34), 30 states have internal predecessors, (34), 9 states have call successors, (9), 5 states have call predecessors, (9), 7 states have return successors, (26), 10 states have call predecessors, (26), 8 states have call successors, (26) [2024-10-15 15:09:04,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 69 transitions. [2024-10-15 15:09:04,778 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 69 transitions. Word has length 69 [2024-10-15 15:09:04,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-15 15:09:04,778 INFO L471 AbstractCegarLoop]: Abstraction has 46 states and 69 transitions. [2024-10-15 15:09:04,778 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 2.888888888888889) internal successors, (52), 18 states have internal predecessors, (52), 11 states have call successors, (16), 1 states have call predecessors, (16), 7 states have return successors, (19), 11 states have call predecessors, (19), 11 states have call successors, (19) [2024-10-15 15:09:04,779 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:09:04,779 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 69 transitions. [2024-10-15 15:09:04,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-10-15 15:09:04,784 INFO L207 NwaCegarLoop]: Found error trace [2024-10-15 15:09:04,784 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 17, 12, 12, 12, 12, 12, 12, 12, 8, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-15 15:09:04,801 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-15 15:09:04,984 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-15 15:09:04,985 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-15 15:09:04,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:09:04,985 INFO L85 PathProgramCache]: Analyzing trace with hash 1672643184, now seen corresponding path program 2 times [2024-10-15 15:09:04,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-15 15:09:04,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278030338] [2024-10-15 15:09:04,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-15 15:09:04,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-15 15:09:05,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:05,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-15 15:09:05,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:05,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-15 15:09:05,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:05,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:05,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:05,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:05,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:05,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:05,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:05,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:05,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:05,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:05,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:05,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:05,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:05,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-15 15:09:05,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:05,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:05,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:05,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:05,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:05,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-15 15:09:05,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:05,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:05,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:05,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:05,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:05,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:05,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:05,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:05,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:05,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:05,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:05,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-15 15:09:05,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:05,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:05,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:05,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:05,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:05,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:05,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:05,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:05,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:05,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:05,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:05,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-15 15:09:05,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:05,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:05,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:05,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:05,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:05,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 253 proven. 368 refuted. 0 times theorem prover too weak. 979 trivial. 0 not checked. [2024-10-15 15:09:05,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-15 15:09:05,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278030338] [2024-10-15 15:09:05,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [278030338] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-15 15:09:05,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [775633158] [2024-10-15 15:09:05,696 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-15 15:09:05,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-15 15:09:05,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-10-15 15:09:05,698 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-15 15:09:05,701 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-15 15:09:05,803 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-15 15:09:05,803 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-15 15:09:05,805 INFO L255 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-10-15 15:09:05,812 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-15 15:09:05,953 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 67 proven. 459 refuted. 0 times theorem prover too weak. 1074 trivial. 0 not checked. [2024-10-15 15:09:05,953 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-15 15:09:07,050 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 67 proven. 485 refuted. 0 times theorem prover too weak. 1048 trivial. 0 not checked. [2024-10-15 15:09:07,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [775633158] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-15 15:09:07,051 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-15 15:09:07,051 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 13] total 23 [2024-10-15 15:09:07,051 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423901968] [2024-10-15 15:09:07,051 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-15 15:09:07,052 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-10-15 15:09:07,052 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-15 15:09:07,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-10-15 15:09:07,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=391, Unknown=0, NotChecked=0, Total=506 [2024-10-15 15:09:07,056 INFO L87 Difference]: Start difference. First operand 46 states and 69 transitions. Second operand has 23 states, 23 states have (on average 2.782608695652174) internal successors, (64), 23 states have internal predecessors, (64), 15 states have call successors, (20), 1 states have call predecessors, (20), 10 states have return successors, (27), 13 states have call predecessors, (27), 15 states have call successors, (27) [2024-10-15 15:09:07,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-15 15:09:07,521 INFO L93 Difference]: Finished difference Result 117 states and 226 transitions. [2024-10-15 15:09:07,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-10-15 15:09:07,522 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 2.782608695652174) internal successors, (64), 23 states have internal predecessors, (64), 15 states have call successors, (20), 1 states have call predecessors, (20), 10 states have return successors, (27), 13 states have call predecessors, (27), 15 states have call successors, (27) Word has length 175 [2024-10-15 15:09:07,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-15 15:09:07,524 INFO L225 Difference]: With dead ends: 117 [2024-10-15 15:09:07,524 INFO L226 Difference]: Without dead ends: 76 [2024-10-15 15:09:07,529 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 437 GetRequests, 395 SyntacticMatches, 4 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 283 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=438, Invalid=1122, Unknown=0, NotChecked=0, Total=1560 [2024-10-15 15:09:07,530 INFO L432 NwaCegarLoop]: 21 mSDtfsCounter, 111 mSDsluCounter, 139 mSDsCounter, 0 mSdLazyCounter, 237 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 160 SdHoareTripleChecker+Invalid, 411 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-15 15:09:07,531 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 160 Invalid, 411 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 237 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-15 15:09:07,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2024-10-15 15:09:07,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 66. [2024-10-15 15:09:07,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 43 states have (on average 1.2093023255813953) internal successors, (52), 43 states have internal predecessors, (52), 13 states have call successors, (13), 8 states have call predecessors, (13), 9 states have return successors, (38), 14 states have call predecessors, (38), 12 states have call successors, (38) [2024-10-15 15:09:07,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 103 transitions. [2024-10-15 15:09:07,558 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 103 transitions. Word has length 175 [2024-10-15 15:09:07,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-15 15:09:07,558 INFO L471 AbstractCegarLoop]: Abstraction has 66 states and 103 transitions. [2024-10-15 15:09:07,559 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 2.782608695652174) internal successors, (64), 23 states have internal predecessors, (64), 15 states have call successors, (20), 1 states have call predecessors, (20), 10 states have return successors, (27), 13 states have call predecessors, (27), 15 states have call successors, (27) [2024-10-15 15:09:07,559 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:09:07,560 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 103 transitions. [2024-10-15 15:09:07,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 465 [2024-10-15 15:09:07,571 INFO L207 NwaCegarLoop]: Found error trace [2024-10-15 15:09:07,571 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 54, 33, 33, 33, 33, 33, 33, 33, 21, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-15 15:09:07,589 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-10-15 15:09:07,775 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-15 15:09:07,776 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-15 15:09:07,776 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:09:07,776 INFO L85 PathProgramCache]: Analyzing trace with hash 610203509, now seen corresponding path program 3 times [2024-10-15 15:09:07,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-15 15:09:07,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559288198] [2024-10-15 15:09:07,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-15 15:09:07,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-15 15:09:07,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:08,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-15 15:09:08,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:08,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-15 15:09:08,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:08,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:08,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:08,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:08,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:08,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:08,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:08,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:08,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:08,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:08,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:08,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:08,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:08,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:08,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:08,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:08,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:08,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-15 15:09:09,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:09,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:09,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-15 15:09:09,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:09,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:09,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:09,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:09,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-15 15:09:09,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:09,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:09,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:09,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:09,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:09,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-15 15:09:09,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:09,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:09,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-15 15:09:09,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:09,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:09,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:09,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:09,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:09,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:09,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:09,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-15 15:09:09,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:09,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:09,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-15 15:09:09,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:09,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:09,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:09,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:09,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-15 15:09:09,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:09,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:09,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:09,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:09,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:09,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:09,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:09,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-15 15:09:09,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:09,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:09,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-15 15:09:09,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:09,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:09,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:09,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:09,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-15 15:09:09,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:09,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:09,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:09,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:09,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:09,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-15 15:09:09,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:09,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:09,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:09,650 INFO L134 CoverageAnalysis]: Checked inductivity of 12387 backedges. 924 proven. 2486 refuted. 0 times theorem prover too weak. 8977 trivial. 0 not checked. [2024-10-15 15:09:09,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-15 15:09:09,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559288198] [2024-10-15 15:09:09,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1559288198] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-15 15:09:09,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1540966635] [2024-10-15 15:09:09,651 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-15 15:09:09,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-15 15:09:09,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-10-15 15:09:09,653 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-15 15:09:09,655 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-15 15:09:09,796 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 28 check-sat command(s) [2024-10-15 15:09:09,796 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-15 15:09:09,799 INFO L255 TraceCheckSpWp]: Trace formula consists of 598 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-10-15 15:09:09,807 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-15 15:09:09,917 INFO L134 CoverageAnalysis]: Checked inductivity of 12387 backedges. 254 proven. 2070 refuted. 0 times theorem prover too weak. 10063 trivial. 0 not checked. [2024-10-15 15:09:09,917 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-15 15:09:12,364 INFO L134 CoverageAnalysis]: Checked inductivity of 12387 backedges. 254 proven. 2127 refuted. 0 times theorem prover too weak. 10006 trivial. 0 not checked. [2024-10-15 15:09:12,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1540966635] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-15 15:09:12,364 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-15 15:09:12,365 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 11, 17] total 35 [2024-10-15 15:09:12,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242833742] [2024-10-15 15:09:12,365 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-15 15:09:12,366 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-10-15 15:09:12,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-15 15:09:12,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-10-15 15:09:12,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=281, Invalid=909, Unknown=0, NotChecked=0, Total=1190 [2024-10-15 15:09:12,368 INFO L87 Difference]: Start difference. First operand 66 states and 103 transitions. Second operand has 35 states, 35 states have (on average 2.5428571428571427) internal successors, (89), 35 states have internal predecessors, (89), 25 states have call successors, (31), 1 states have call predecessors, (31), 14 states have return successors, (45), 25 states have call predecessors, (45), 25 states have call successors, (45) [2024-10-15 15:09:12,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-15 15:09:12,915 INFO L93 Difference]: Finished difference Result 190 states and 403 transitions. [2024-10-15 15:09:12,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-10-15 15:09:12,916 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 35 states have (on average 2.5428571428571427) internal successors, (89), 35 states have internal predecessors, (89), 25 states have call successors, (31), 1 states have call predecessors, (31), 14 states have return successors, (45), 25 states have call predecessors, (45), 25 states have call successors, (45) Word has length 464 [2024-10-15 15:09:12,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-15 15:09:12,922 INFO L225 Difference]: With dead ends: 190 [2024-10-15 15:09:12,922 INFO L226 Difference]: Without dead ends: 129 [2024-10-15 15:09:12,924 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1111 GetRequests, 1048 SyntacticMatches, 6 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1146 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=830, Invalid=2592, Unknown=0, NotChecked=0, Total=3422 [2024-10-15 15:09:12,928 INFO L432 NwaCegarLoop]: 30 mSDtfsCounter, 161 mSDsluCounter, 165 mSDsCounter, 0 mSdLazyCounter, 326 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 195 SdHoareTripleChecker+Invalid, 511 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 326 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-15 15:09:12,929 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 195 Invalid, 511 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 326 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-15 15:09:12,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2024-10-15 15:09:12,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 111. [2024-10-15 15:09:12,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 77 states have (on average 1.1168831168831168) internal successors, (86), 74 states have internal predecessors, (86), 22 states have call successors, (22), 17 states have call predecessors, (22), 11 states have return successors, (52), 19 states have call predecessors, (52), 21 states have call successors, (52) [2024-10-15 15:09:12,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 160 transitions. [2024-10-15 15:09:12,952 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 160 transitions. Word has length 464 [2024-10-15 15:09:12,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-15 15:09:12,954 INFO L471 AbstractCegarLoop]: Abstraction has 111 states and 160 transitions. [2024-10-15 15:09:12,956 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 2.5428571428571427) internal successors, (89), 35 states have internal predecessors, (89), 25 states have call successors, (31), 1 states have call predecessors, (31), 14 states have return successors, (45), 25 states have call predecessors, (45), 25 states have call successors, (45) [2024-10-15 15:09:12,956 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:09:12,957 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 160 transitions. [2024-10-15 15:09:12,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1051 [2024-10-15 15:09:12,991 INFO L207 NwaCegarLoop]: Found error trace [2024-10-15 15:09:12,992 INFO L215 NwaCegarLoop]: trace histogram [153, 153, 124, 76, 76, 76, 76, 76, 76, 76, 48, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-15 15:09:13,009 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-10-15 15:09:13,195 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-15 15:09:13,196 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-15 15:09:13,196 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:09:13,196 INFO L85 PathProgramCache]: Analyzing trace with hash -457607492, now seen corresponding path program 4 times [2024-10-15 15:09:13,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-15 15:09:13,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063649453] [2024-10-15 15:09:13,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-15 15:09:13,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-15 15:09:13,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:14,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-15 15:09:14,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:14,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-15 15:09:14,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:15,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:15,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:15,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:15,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:16,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:16,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-15 15:09:16,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:16,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-15 15:09:16,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:16,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:16,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-15 15:09:16,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:16,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:16,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-15 15:09:16,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:16,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-15 15:09:16,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:16,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:16,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-15 15:09:16,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:16,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-15 15:09:16,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:16,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:16,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-15 15:09:16,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:16,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:16,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-15 15:09:16,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:16,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-15 15:09:16,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:16,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:16,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-15 15:09:16,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:16,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:16,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-15 15:09:16,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:16,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:16,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-10-15 15:09:16,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:16,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:17,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:17,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-15 15:09:17,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:17,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-15 15:09:17,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:17,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:17,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-15 15:09:17,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:17,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:17,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-15 15:09:17,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:17,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-15 15:09:17,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:17,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:17,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-15 15:09:17,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:17,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-15 15:09:17,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:17,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:17,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-15 15:09:17,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:17,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:17,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-15 15:09:17,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-15 15:09:17,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:17,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-15 15:09:17,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:17,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:17,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2024-10-15 15:09:17,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:17,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:17,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-15 15:09:17,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:17,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-15 15:09:17,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:17,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:17,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-15 15:09:17,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:17,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:17,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-15 15:09:17,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:17,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:17,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:17,981 INFO L134 CoverageAnalysis]: Checked inductivity of 65538 backedges. 3960 proven. 8324 refuted. 0 times theorem prover too weak. 53254 trivial. 0 not checked. [2024-10-15 15:09:17,981 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-15 15:09:17,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063649453] [2024-10-15 15:09:17,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1063649453] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-15 15:09:17,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [517921267] [2024-10-15 15:09:17,982 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-15 15:09:17,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-15 15:09:17,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-10-15 15:09:17,986 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-15 15:09:17,987 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-15 15:09:18,338 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-15 15:09:18,339 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-15 15:09:18,346 INFO L255 TraceCheckSpWp]: Trace formula consists of 1866 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-10-15 15:09:18,367 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-15 15:09:18,622 INFO L134 CoverageAnalysis]: Checked inductivity of 65538 backedges. 4182 proven. 8987 refuted. 0 times theorem prover too weak. 52369 trivial. 0 not checked. [2024-10-15 15:09:18,623 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-15 15:09:25,681 INFO L134 CoverageAnalysis]: Checked inductivity of 65538 backedges. 4182 proven. 9134 refuted. 0 times theorem prover too weak. 52222 trivial. 0 not checked. [2024-10-15 15:09:25,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [517921267] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-15 15:09:25,681 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-15 15:09:25,682 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 21, 35] total 51 [2024-10-15 15:09:25,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256448986] [2024-10-15 15:09:25,682 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-15 15:09:25,684 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2024-10-15 15:09:25,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-15 15:09:25,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2024-10-15 15:09:25,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=608, Invalid=1942, Unknown=0, NotChecked=0, Total=2550 [2024-10-15 15:09:25,686 INFO L87 Difference]: Start difference. First operand 111 states and 160 transitions. Second operand has 51 states, 51 states have (on average 2.7254901960784315) internal successors, (139), 51 states have internal predecessors, (139), 47 states have call successors, (54), 1 states have call predecessors, (54), 18 states have return successors, (78), 32 states have call predecessors, (78), 47 states have call successors, (78) [2024-10-15 15:09:26,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-15 15:09:26,479 INFO L93 Difference]: Finished difference Result 261 states and 512 transitions. [2024-10-15 15:09:26,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-10-15 15:09:26,480 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 51 states have (on average 2.7254901960784315) internal successors, (139), 51 states have internal predecessors, (139), 47 states have call successors, (54), 1 states have call predecessors, (54), 18 states have return successors, (78), 32 states have call predecessors, (78), 47 states have call successors, (78) Word has length 1050 [2024-10-15 15:09:26,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-15 15:09:26,485 INFO L225 Difference]: With dead ends: 261 [2024-10-15 15:09:26,485 INFO L226 Difference]: Without dead ends: 157 [2024-10-15 15:09:26,488 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2469 GetRequests, 2373 SyntacticMatches, 17 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2615 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1569, Invalid=4911, Unknown=0, NotChecked=0, Total=6480 [2024-10-15 15:09:26,489 INFO L432 NwaCegarLoop]: 46 mSDtfsCounter, 269 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 660 mSolverCounterSat, 309 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 273 SdHoareTripleChecker+Valid, 358 SdHoareTripleChecker+Invalid, 969 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 309 IncrementalHoareTripleChecker+Valid, 660 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-15 15:09:26,489 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [273 Valid, 358 Invalid, 969 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [309 Valid, 660 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-15 15:09:26,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2024-10-15 15:09:26,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 130. [2024-10-15 15:09:26,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 91 states have (on average 1.032967032967033) internal successors, (94), 88 states have internal predecessors, (94), 27 states have call successors, (27), 22 states have call predecessors, (27), 11 states have return successors, (65), 19 states have call predecessors, (65), 26 states have call successors, (65) [2024-10-15 15:09:26,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 186 transitions. [2024-10-15 15:09:26,511 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 186 transitions. Word has length 1050 [2024-10-15 15:09:26,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-15 15:09:26,513 INFO L471 AbstractCegarLoop]: Abstraction has 130 states and 186 transitions. [2024-10-15 15:09:26,513 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 51 states have (on average 2.7254901960784315) internal successors, (139), 51 states have internal predecessors, (139), 47 states have call successors, (54), 1 states have call predecessors, (54), 18 states have return successors, (78), 32 states have call predecessors, (78), 47 states have call successors, (78) [2024-10-15 15:09:26,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:09:26,514 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 186 transitions. [2024-10-15 15:09:26,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 751 [2024-10-15 15:09:26,518 INFO L207 NwaCegarLoop]: Found error trace [2024-10-15 15:09:26,518 INFO L215 NwaCegarLoop]: trace histogram [109, 109, 88, 54, 54, 54, 54, 54, 54, 54, 34, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-15 15:09:26,532 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-10-15 15:09:26,718 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-10-15 15:09:26,719 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-15 15:09:26,719 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:09:26,719 INFO L85 PathProgramCache]: Analyzing trace with hash -224853140, now seen corresponding path program 5 times [2024-10-15 15:09:26,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-15 15:09:26,720 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456732764] [2024-10-15 15:09:26,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-15 15:09:26,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-15 15:09:26,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:32,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-15 15:09:32,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:32,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-15 15:09:32,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:35,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:35,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:36,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:36,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:37,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:37,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:37,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:37,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:37,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:37,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:37,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:37,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:37,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:37,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:37,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:37,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:37,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:37,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:37,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:37,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:37,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-15 15:09:37,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:37,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:37,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:37,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:37,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:37,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-15 15:09:37,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:38,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:38,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:38,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:38,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-15 15:09:38,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:38,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:38,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:38,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:38,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:38,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-15 15:09:38,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:38,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:38,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-15 15:09:38,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:38,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:38,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:38,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:38,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:38,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:38,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-15 15:09:38,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:38,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:38,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-15 15:09:38,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:38,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:38,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:38,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:38,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-15 15:09:38,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:38,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:38,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:38,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:38,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:38,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:38,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:38,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-15 15:09:38,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:38,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:38,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-15 15:09:38,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:38,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:38,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:38,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:38,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-15 15:09:38,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:38,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:38,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:38,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:38,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:38,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-15 15:09:38,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:38,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:38,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:38,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-10-15 15:09:38,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:39,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:39,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:39,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:39,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:39,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:39,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:39,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:39,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-15 15:09:39,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:39,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:39,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-15 15:09:39,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:39,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:39,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:39,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:39,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-15 15:09:39,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:39,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:39,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:39,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:39,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:39,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-15 15:09:39,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:39,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:39,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-15 15:09:39,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:39,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:39,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:39,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:39,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:39,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:39,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-15 15:09:39,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:39,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:39,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-15 15:09:39,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:39,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:39,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-15 15:09:39,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:40,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-15 15:09:40,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:40,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:09:40,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:09:40,012 INFO L134 CoverageAnalysis]: Checked inductivity of 33096 backedges. 5957 proven. 4942 refuted. 0 times theorem prover too weak. 22197 trivial. 0 not checked. [2024-10-15 15:09:40,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-15 15:09:40,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456732764] [2024-10-15 15:09:40,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456732764] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-15 15:09:40,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [103577253] [2024-10-15 15:09:40,013 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-15 15:09:40,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-15 15:09:40,013 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-10-15 15:09:40,015 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-15 15:09:40,016 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-15 15:09:40,424 INFO L227 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 93 check-sat command(s) [2024-10-15 15:09:40,424 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-15 15:09:40,431 INFO L255 TraceCheckSpWp]: Trace formula consists of 1684 conjuncts, 220 conjuncts are in the unsatisfiable core [2024-10-15 15:09:40,448 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-15 15:09:41,035 INFO L134 CoverageAnalysis]: Checked inductivity of 33096 backedges. 5957 proven. 4942 refuted. 0 times theorem prover too weak. 22197 trivial. 0 not checked. [2024-10-15 15:09:41,036 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-15 15:11:06,944 INFO L134 CoverageAnalysis]: Checked inductivity of 33096 backedges. 5957 proven. 4942 refuted. 0 times theorem prover too weak. 22197 trivial. 0 not checked. [2024-10-15 15:11:06,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [103577253] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-15 15:11:06,944 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-15 15:11:06,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 28, 28] total 36 [2024-10-15 15:11:06,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547620558] [2024-10-15 15:11:06,945 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-15 15:11:06,946 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-10-15 15:11:06,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-15 15:11:06,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-10-15 15:11:06,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=247, Invalid=1013, Unknown=0, NotChecked=0, Total=1260 [2024-10-15 15:11:06,947 INFO L87 Difference]: Start difference. First operand 130 states and 186 transitions. Second operand has 36 states, 36 states have (on average 1.1944444444444444) internal successors, (43), 19 states have internal predecessors, (43), 8 states have call successors, (11), 1 states have call predecessors, (11), 10 states have return successors, (25), 25 states have call predecessors, (25), 8 states have call successors, (25) [2024-10-15 15:11:07,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-15 15:11:07,152 INFO L93 Difference]: Finished difference Result 131 states and 187 transitions. [2024-10-15 15:11:07,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-15 15:11:07,153 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 1.1944444444444444) internal successors, (43), 19 states have internal predecessors, (43), 8 states have call successors, (11), 1 states have call predecessors, (11), 10 states have return successors, (25), 25 states have call predecessors, (25), 8 states have call successors, (25) Word has length 750 [2024-10-15 15:11:07,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-15 15:11:07,155 INFO L225 Difference]: With dead ends: 131 [2024-10-15 15:11:07,155 INFO L226 Difference]: Without dead ends: 0 [2024-10-15 15:11:07,156 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1941 GetRequests, 1688 SyntacticMatches, 218 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5785 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=271, Invalid=1061, Unknown=0, NotChecked=0, Total=1332 [2024-10-15 15:11:07,157 INFO L432 NwaCegarLoop]: 47 mSDtfsCounter, 0 mSDsluCounter, 420 mSDsCounter, 0 mSdLazyCounter, 325 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 467 SdHoareTripleChecker+Invalid, 325 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 325 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-15 15:11:07,157 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 467 Invalid, 325 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 325 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-15 15:11:07,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-10-15 15:11:07,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-10-15 15:11:07,158 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) [2024-10-15 15:11:07,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-10-15 15:11:07,158 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 750 [2024-10-15 15:11:07,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-15 15:11:07,158 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-15 15:11:07,159 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 1.1944444444444444) internal successors, (43), 19 states have internal predecessors, (43), 8 states have call successors, (11), 1 states have call predecessors, (11), 10 states have return successors, (25), 25 states have call predecessors, (25), 8 states have call successors, (25) [2024-10-15 15:11:07,159 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:11:07,160 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-10-15 15:11:07,160 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-10-15 15:11:07,162 INFO L782 garLoopResultBuilder]: Registering result SAFE for location mainErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-15 15:11:07,179 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-10-15 15:11:07,363 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-15 15:11:07,366 INFO L407 BasicCegarLoop]: Path program histogram: [5, 1, 1, 1] [2024-10-15 15:11:07,368 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-10-15 15:11:09,703 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-15 15:11:09,730 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 03:11:09 BoogieIcfgContainer [2024-10-15 15:11:09,730 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-15 15:11:09,730 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-15 15:11:09,730 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-15 15:11:09,730 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-15 15:11:09,731 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:09:01" (3/4) ... [2024-10-15 15:11:09,733 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-15 15:11:09,794 INFO L149 WitnessManager]: Wrote witness to /storage/repos/certificate-witnesses-artifact/automizer/witness.yml [2024-10-15 15:11:09,794 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-15 15:11:09,794 INFO L158 Benchmark]: Toolchain (without parser) took 128811.33ms. Allocated memory was 155.2MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 123.6MB in the beginning and 913.0MB in the end (delta: -789.4MB). Peak memory consumption was 686.1MB. Max. memory is 16.1GB. [2024-10-15 15:11:09,794 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 155.2MB. Free memory is still 127.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:11:09,795 INFO L158 Benchmark]: CACSL2BoogieTranslator took 246.97ms. Allocated memory is still 155.2MB. Free memory was 123.6MB in the beginning and 111.7MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-15 15:11:09,795 INFO L158 Benchmark]: Boogie Procedure Inliner took 18.37ms. Allocated memory is still 155.2MB. Free memory was 111.7MB in the beginning and 110.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:11:09,795 INFO L158 Benchmark]: Boogie Preprocessor took 28.41ms. Allocated memory is still 155.2MB. Free memory was 110.6MB in the beginning and 109.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:11:09,795 INFO L158 Benchmark]: RCFGBuilder took 299.55ms. Allocated memory is still 155.2MB. Free memory was 109.0MB in the beginning and 97.0MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-15 15:11:09,795 INFO L158 Benchmark]: TraceAbstraction took 128148.72ms. Allocated memory was 155.2MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 96.5MB in the beginning and 915.1MB in the end (delta: -818.6MB). Peak memory consumption was 656.8MB. Max. memory is 16.1GB. [2024-10-15 15:11:09,796 INFO L158 Benchmark]: Witness Printer took 63.52ms. Allocated memory is still 1.6GB. Free memory was 915.1MB in the beginning and 913.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:11:09,797 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 155.2MB. Free memory is still 127.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 246.97ms. Allocated memory is still 155.2MB. Free memory was 123.6MB in the beginning and 111.7MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 18.37ms. Allocated memory is still 155.2MB. Free memory was 111.7MB in the beginning and 110.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.41ms. Allocated memory is still 155.2MB. Free memory was 110.6MB in the beginning and 109.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 299.55ms. Allocated memory is still 155.2MB. Free memory was 109.0MB in the beginning and 97.0MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 128148.72ms. Allocated memory was 155.2MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 96.5MB in the beginning and 915.1MB in the end (delta: -818.6MB). Peak memory consumption was 656.8MB. Max. memory is 16.1GB. * Witness Printer took 63.52ms. Allocated memory is still 1.6GB. Free memory was 915.1MB in the beginning and 913.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * 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: 36]: 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 4 procedures, 24 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 125.7s, OverallIterations: 8, TraceHistogramMax: 153, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.1s, AutomataDifference: 2.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 639 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 618 mSDsluCounter, 1482 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1268 mSDsCounter, 764 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1944 IncrementalHoareTripleChecker+Invalid, 2708 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 764 mSolverCounterUnsat, 214 mSDtfsCounter, 1944 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6224 GetRequests, 5722 SyntacticMatches, 248 SemanticMatches, 254 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9993 ImplicationChecksByTransitivity, 5.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=130occurred in iteration=7, InterpolantAutomatonStates: 179, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 8 MinimizatonAttempts, 62 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 119.7s InterpolantComputationTime, 5099 NumberOfCodeBlocks, 4740 NumberOfCodeBlocksAsserted, 134 NumberOfCheckSat, 7614 ConstructedInterpolants, 0 QuantifiedInterpolants, 12490 SizeOfPredicates, 28 NumberOfNonLiveVariables, 4807 ConjunctsInSsa, 296 ConjunctsInUnsatCore, 20 InterpolantComputations, 2 PerfectInterpolantSequences, 288964/338466 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: ((((((((((((8 <= \result) && (6 == n)) || (n < 1)) || ((2 == n) && (1 <= \result))) || ((4 == n) && (3 <= \result))) || ((3 == n) && (2 <= \result))) || ((5 == n) && (5 <= \result))) || ((7 == n) && (13 <= \result))) || ((1 <= \result) && (1 == n))) || (33 < \result)) || ((21 <= \result) && (8 == n))) && (0 <= \result)) RESULT: Ultimate proved your program to be correct! [2024-10-15 15:11:09,824 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/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