./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/fibo_10-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/fibo_10-2.c -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a6546395432109233bf3e1991428a566548dd822bb23ca198622322bf4db5a8a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 03:02:22,467 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 03:02:22,523 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-11 03:02:22,527 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 03:02:22,528 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 03:02:22,569 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 03:02:22,570 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 03:02:22,570 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 03:02:22,571 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 03:02:22,571 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 03:02:22,571 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 03:02:22,572 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 03:02:22,572 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 03:02:22,573 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 03:02:22,573 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 03:02:22,574 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 03:02:22,574 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 03:02:22,574 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 03:02:22,575 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 03:02:22,575 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 03:02:22,576 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 03:02:22,576 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 03:02:22,576 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 03:02:22,577 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 03:02:22,577 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 03:02:22,577 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 03:02:22,578 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 03:02:22,578 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 03:02:22,578 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 03:02:22,579 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 03:02:22,579 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 03:02:22,579 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 03:02:22,580 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 03:02:22,580 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 03:02:22,580 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 03:02:22,581 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 03:02:22,581 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 03:02:22,581 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 03:02:22,582 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 03:02:22,582 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 03:02:22,582 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 03:02:22,583 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 03:02:22,583 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6546395432109233bf3e1991428a566548dd822bb23ca198622322bf4db5a8a [2024-10-11 03:02:22,866 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 03:02:22,886 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 03:02:22,889 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 03:02:22,890 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 03:02:22,891 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 03:02:22,892 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/fibo_10-2.c [2024-10-11 03:02:24,360 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 03:02:24,584 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 03:02:24,585 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/fibo_10-2.c [2024-10-11 03:02:24,591 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/4c90dbe09/c7af61a9ce3546c1934249b77278bdf5/FLAG834090c19 [2024-10-11 03:02:24,935 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/4c90dbe09/c7af61a9ce3546c1934249b77278bdf5 [2024-10-11 03:02:24,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 03:02:24,939 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 03:02:24,940 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 03:02:24,940 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 03:02:24,946 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 03:02:24,947 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:02:24" (1/1) ... [2024-10-11 03:02:24,948 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b36a2fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:02:24, skipping insertion in model container [2024-10-11 03:02:24,948 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:02:24" (1/1) ... [2024-10-11 03:02:24,966 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 03:02:25,150 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/fibo_10-2.c[743,756] [2024-10-11 03:02:25,156 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 03:02:25,171 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 03:02:25,185 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/fibo_10-2.c[743,756] [2024-10-11 03:02:25,186 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 03:02:25,203 INFO L204 MainTranslator]: Completed translation [2024-10-11 03:02:25,203 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:02:25 WrapperNode [2024-10-11 03:02:25,203 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 03:02:25,205 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 03:02:25,205 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 03:02:25,205 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 03:02:25,212 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:02:25" (1/1) ... [2024-10-11 03:02:25,220 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:02:25" (1/1) ... [2024-10-11 03:02:25,236 INFO L138 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2024-10-11 03:02:25,237 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 03:02:25,237 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 03:02:25,237 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 03:02:25,237 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 03:02:25,248 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:02:25" (1/1) ... [2024-10-11 03:02:25,248 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:02:25" (1/1) ... [2024-10-11 03:02:25,250 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:02:25" (1/1) ... [2024-10-11 03:02:25,264 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-11 03:02:25,265 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:02:25" (1/1) ... [2024-10-11 03:02:25,265 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:02:25" (1/1) ... [2024-10-11 03:02:25,267 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:02:25" (1/1) ... [2024-10-11 03:02:25,269 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:02:25" (1/1) ... [2024-10-11 03:02:25,270 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:02:25" (1/1) ... [2024-10-11 03:02:25,271 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:02:25" (1/1) ... [2024-10-11 03:02:25,272 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 03:02:25,273 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 03:02:25,274 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 03:02:25,274 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 03:02:25,275 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:02:25" (1/1) ... [2024-10-11 03:02:25,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 03:02:25,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 03:02:25,312 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 03:02:25,315 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 03:02:25,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 03:02:25,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 03:02:25,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 03:02:25,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 03:02:25,364 INFO L130 BoogieDeclarations]: Found specification of procedure fibo [2024-10-11 03:02:25,364 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo [2024-10-11 03:02:25,432 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 03:02:25,435 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 03:02:25,528 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-10-11 03:02:25,529 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 03:02:25,552 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 03:02:25,553 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-11 03:02:25,553 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:02:25 BoogieIcfgContainer [2024-10-11 03:02:25,553 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 03:02:25,556 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 03:02:25,556 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 03:02:25,560 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 03:02:25,560 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 03:02:24" (1/3) ... [2024-10-11 03:02:25,561 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79ec2364 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:02:25, skipping insertion in model container [2024-10-11 03:02:25,561 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:02:25" (2/3) ... [2024-10-11 03:02:25,562 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79ec2364 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:02:25, skipping insertion in model container [2024-10-11 03:02:25,562 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:02:25" (3/3) ... [2024-10-11 03:02:25,564 INFO L112 eAbstractionObserver]: Analyzing ICFG fibo_10-2.c [2024-10-11 03:02:25,579 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 03:02:25,580 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 03:02:25,639 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 03:02:25,645 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@542e7c20, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 03:02:25,645 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 03:02:25,649 INFO L276 IsEmpty]: Start isEmpty. Operand has 17 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 12 states have internal predecessors, (15), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-10-11 03:02:25,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-10-11 03:02:25,654 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 03:02:25,655 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 03:02:25,655 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 03:02:25,659 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 03:02:25,659 INFO L85 PathProgramCache]: Analyzing trace with hash -798924922, now seen corresponding path program 1 times [2024-10-11 03:02:25,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 03:02:25,668 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331006611] [2024-10-11 03:02:25,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 03:02:25,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 03:02:25,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:25,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 03:02:25,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:25,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 03:02:25,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 03:02:25,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331006611] [2024-10-11 03:02:25,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331006611] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 03:02:25,961 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 03:02:25,961 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 03:02:25,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198546133] [2024-10-11 03:02:25,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 03:02:25,970 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 03:02:25,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 03:02:25,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 03:02:25,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 03:02:25,996 INFO L87 Difference]: Start difference. First operand has 17 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 12 states have internal predecessors, (15), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 5 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-11 03:02:26,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 03:02:26,074 INFO L93 Difference]: Finished difference Result 27 states and 35 transitions. [2024-10-11 03:02:26,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 03:02:26,077 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 9 [2024-10-11 03:02:26,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 03:02:26,086 INFO L225 Difference]: With dead ends: 27 [2024-10-11 03:02:26,086 INFO L226 Difference]: Without dead ends: 19 [2024-10-11 03:02:26,089 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 03:02:26,092 INFO L432 NwaCegarLoop]: 13 mSDtfsCounter, 9 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 03:02:26,093 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 34 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 03:02:26,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2024-10-11 03:02:26,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 17. [2024-10-11 03:02:26,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 11 states have (on average 1.1818181818181819) internal successors, (13), 12 states have internal predecessors, (13), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2024-10-11 03:02:26,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 21 transitions. [2024-10-11 03:02:26,124 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 21 transitions. Word has length 9 [2024-10-11 03:02:26,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 03:02:26,124 INFO L471 AbstractCegarLoop]: Abstraction has 17 states and 21 transitions. [2024-10-11 03:02:26,125 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-11 03:02:26,125 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-10-11 03:02:26,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-10-11 03:02:26,126 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 03:02:26,126 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 03:02:26,126 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 03:02:26,126 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 03:02:26,127 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 03:02:26,127 INFO L85 PathProgramCache]: Analyzing trace with hash 1717873930, now seen corresponding path program 1 times [2024-10-11 03:02:26,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 03:02:26,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [850724807] [2024-10-11 03:02:26,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 03:02:26,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 03:02:26,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 03:02:26,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 03:02:26,250 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 03:02:26,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [850724807] [2024-10-11 03:02:26,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [850724807] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 03:02:26,250 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 03:02:26,251 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 03:02:26,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003213773] [2024-10-11 03:02:26,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 03:02:26,252 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 03:02:26,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 03:02:26,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 03:02:26,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 03:02:26,254 INFO L87 Difference]: Start difference. First operand 17 states and 21 transitions. Second operand has 5 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-11 03:02:26,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 03:02:26,317 INFO L93 Difference]: Finished difference Result 23 states and 28 transitions. [2024-10-11 03:02:26,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 03:02:26,318 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 10 [2024-10-11 03:02:26,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 03:02:26,319 INFO L225 Difference]: With dead ends: 23 [2024-10-11 03:02:26,319 INFO L226 Difference]: Without dead ends: 19 [2024-10-11 03:02:26,320 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 03:02:26,322 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 7 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 27 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 03:02:26,323 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 27 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 03:02:26,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2024-10-11 03:02:26,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 17. [2024-10-11 03:02:26,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 11 states have (on average 1.1818181818181819) internal successors, (13), 12 states have internal predecessors, (13), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2024-10-11 03:02:26,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 21 transitions. [2024-10-11 03:02:26,334 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 21 transitions. Word has length 10 [2024-10-11 03:02:26,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 03:02:26,334 INFO L471 AbstractCegarLoop]: Abstraction has 17 states and 21 transitions. [2024-10-11 03:02:26,335 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-11 03:02:26,335 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-10-11 03:02:26,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-10-11 03:02:26,336 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 03:02:26,336 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 03:02:26,336 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 03:02:26,337 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 03:02:26,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 03:02:26,337 INFO L85 PathProgramCache]: Analyzing trace with hash 913644549, now seen corresponding path program 1 times [2024-10-11 03:02:26,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 03:02:26,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78160497] [2024-10-11 03:02:26,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 03:02:26,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 03:02:26,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 03:02:26,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:26,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 03:02:26,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,551 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-11 03:02:26,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 03:02:26,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78160497] [2024-10-11 03:02:26,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78160497] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 03:02:26,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1279852898] [2024-10-11 03:02:26,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 03:02:26,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:02:26,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 03:02:26,556 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 03:02:26,558 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-11 03:02:26,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:26,619 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-11 03:02:26,627 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 03:02:26,757 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-11 03:02:26,758 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 03:02:27,028 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-11 03:02:27,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1279852898] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 03:02:27,032 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 03:02:27,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 7] total 12 [2024-10-11 03:02:27,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383611831] [2024-10-11 03:02:27,032 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 03:02:27,033 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-10-11 03:02:27,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 03:02:27,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-10-11 03:02:27,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2024-10-11 03:02:27,035 INFO L87 Difference]: Start difference. First operand 17 states and 21 transitions. Second operand has 12 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 12 states have internal predecessors, (29), 8 states have call successors, (8), 1 states have call predecessors, (8), 4 states have return successors, (8), 2 states have call predecessors, (8), 8 states have call successors, (8) [2024-10-11 03:02:27,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 03:02:27,141 INFO L93 Difference]: Finished difference Result 34 states and 45 transitions. [2024-10-11 03:02:27,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-11 03:02:27,142 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 12 states have internal predecessors, (29), 8 states have call successors, (8), 1 states have call predecessors, (8), 4 states have return successors, (8), 2 states have call predecessors, (8), 8 states have call successors, (8) Word has length 22 [2024-10-11 03:02:27,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 03:02:27,143 INFO L225 Difference]: With dead ends: 34 [2024-10-11 03:02:27,143 INFO L226 Difference]: Without dead ends: 19 [2024-10-11 03:02:27,144 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 44 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2024-10-11 03:02:27,145 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 14 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 03:02:27,146 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 43 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 03:02:27,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2024-10-11 03:02:27,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2024-10-11 03:02:27,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 14 states have internal predecessors, (14), 3 states have call successors, (3), 1 states have call predecessors, (3), 3 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-10-11 03:02:27,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 23 transitions. [2024-10-11 03:02:27,157 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 23 transitions. Word has length 22 [2024-10-11 03:02:27,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 03:02:27,158 INFO L471 AbstractCegarLoop]: Abstraction has 19 states and 23 transitions. [2024-10-11 03:02:27,159 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 12 states have internal predecessors, (29), 8 states have call successors, (8), 1 states have call predecessors, (8), 4 states have return successors, (8), 2 states have call predecessors, (8), 8 states have call successors, (8) [2024-10-11 03:02:27,160 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-10-11 03:02:27,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-10-11 03:02:27,160 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 03:02:27,161 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 03:02:27,180 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-11 03:02:27,361 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:02:27,362 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 03:02:27,363 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 03:02:27,363 INFO L85 PathProgramCache]: Analyzing trace with hash -252103063, now seen corresponding path program 1 times [2024-10-11 03:02:27,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 03:02:27,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720613132] [2024-10-11 03:02:27,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 03:02:27,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 03:02:27,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 03:02:27,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:27,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:27,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,528 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-10-11 03:02:27,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 03:02:27,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720613132] [2024-10-11 03:02:27,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720613132] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 03:02:27,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2092627851] [2024-10-11 03:02:27,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 03:02:27,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:02:27,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 03:02:27,533 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 03:02:27,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-11 03:02:27,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:27,577 INFO L255 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-11 03:02:27,579 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 03:02:27,624 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-10-11 03:02:27,624 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 03:02:27,804 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-11 03:02:27,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2092627851] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 03:02:27,805 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 03:02:27,805 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 7] total 11 [2024-10-11 03:02:27,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415619933] [2024-10-11 03:02:27,806 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 03:02:27,806 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-11 03:02:27,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 03:02:27,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-11 03:02:27,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2024-10-11 03:02:27,808 INFO L87 Difference]: Start difference. First operand 19 states and 23 transitions. Second operand has 11 states, 9 states have (on average 3.0) internal successors, (27), 11 states have internal predecessors, (27), 7 states have call successors, (7), 1 states have call predecessors, (7), 3 states have return successors, (7), 3 states have call predecessors, (7), 7 states have call successors, (7) [2024-10-11 03:02:27,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 03:02:27,934 INFO L93 Difference]: Finished difference Result 37 states and 51 transitions. [2024-10-11 03:02:27,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-11 03:02:27,935 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 3.0) internal successors, (27), 11 states have internal predecessors, (27), 7 states have call successors, (7), 1 states have call predecessors, (7), 3 states have return successors, (7), 3 states have call predecessors, (7), 7 states have call successors, (7) Word has length 23 [2024-10-11 03:02:27,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 03:02:27,937 INFO L225 Difference]: With dead ends: 37 [2024-10-11 03:02:27,937 INFO L226 Difference]: Without dead ends: 33 [2024-10-11 03:02:27,937 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 45 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2024-10-11 03:02:27,938 INFO L432 NwaCegarLoop]: 16 mSDtfsCounter, 24 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 03:02:27,939 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 49 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 03:02:27,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2024-10-11 03:02:27,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2024-10-11 03:02:27,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 21 states have (on average 1.1904761904761905) internal successors, (25), 23 states have internal predecessors, (25), 6 states have call successors, (6), 2 states have call predecessors, (6), 5 states have return successors, (16), 7 states have call predecessors, (16), 6 states have call successors, (16) [2024-10-11 03:02:27,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 47 transitions. [2024-10-11 03:02:27,948 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 47 transitions. Word has length 23 [2024-10-11 03:02:27,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 03:02:27,949 INFO L471 AbstractCegarLoop]: Abstraction has 33 states and 47 transitions. [2024-10-11 03:02:27,949 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 3.0) internal successors, (27), 11 states have internal predecessors, (27), 7 states have call successors, (7), 1 states have call predecessors, (7), 3 states have return successors, (7), 3 states have call predecessors, (7), 7 states have call successors, (7) [2024-10-11 03:02:27,951 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2024-10-11 03:02:27,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-10-11 03:02:27,955 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 03:02:27,955 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 03:02:27,967 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-10-11 03:02:28,156 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:02:28,157 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 03:02:28,157 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 03:02:28,157 INFO L85 PathProgramCache]: Analyzing trace with hash 659330, now seen corresponding path program 2 times [2024-10-11 03:02:28,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 03:02:28,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383808510] [2024-10-11 03:02:28,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 03:02:28,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 03:02:28,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:28,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 03:02:28,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:28,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:28,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:28,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:28,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:28,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:28,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:28,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:28,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:28,335 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-10-11 03:02:28,336 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 03:02:28,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383808510] [2024-10-11 03:02:28,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1383808510] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 03:02:28,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2066253564] [2024-10-11 03:02:28,336 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-11 03:02:28,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:02:28,337 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 03:02:28,338 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 03:02:28,340 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-11 03:02:28,391 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-11 03:02:28,391 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 03:02:28,393 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-11 03:02:28,395 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 03:02:28,491 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-10-11 03:02:28,491 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 03:02:28,926 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 6 proven. 28 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-10-11 03:02:28,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2066253564] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 03:02:28,926 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 03:02:28,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 9] total 17 [2024-10-11 03:02:28,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987583073] [2024-10-11 03:02:28,927 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 03:02:28,929 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-10-11 03:02:28,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 03:02:28,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-10-11 03:02:28,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=204, Unknown=0, NotChecked=0, Total=272 [2024-10-11 03:02:28,931 INFO L87 Difference]: Start difference. First operand 33 states and 47 transitions. Second operand has 17 states, 15 states have (on average 2.8666666666666667) internal successors, (43), 17 states have internal predecessors, (43), 10 states have call successors, (12), 1 states have call predecessors, (12), 7 states have return successors, (13), 6 states have call predecessors, (13), 10 states have call successors, (13) [2024-10-11 03:02:29,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 03:02:29,111 INFO L93 Difference]: Finished difference Result 68 states and 105 transitions. [2024-10-11 03:02:29,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-11 03:02:29,111 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 15 states have (on average 2.8666666666666667) internal successors, (43), 17 states have internal predecessors, (43), 10 states have call successors, (12), 1 states have call predecessors, (12), 7 states have return successors, (13), 6 states have call predecessors, (13), 10 states have call successors, (13) Word has length 36 [2024-10-11 03:02:29,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 03:02:29,112 INFO L225 Difference]: With dead ends: 68 [2024-10-11 03:02:29,112 INFO L226 Difference]: Without dead ends: 37 [2024-10-11 03:02:29,113 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 73 SyntacticMatches, 3 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=138, Invalid=368, Unknown=0, NotChecked=0, Total=506 [2024-10-11 03:02:29,114 INFO L432 NwaCegarLoop]: 14 mSDtfsCounter, 26 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 03:02:29,114 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 70 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 03:02:29,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2024-10-11 03:02:29,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2024-10-11 03:02:29,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 25 states have internal predecessors, (29), 5 states have call successors, (5), 4 states have call predecessors, (5), 5 states have return successors, (11), 7 states have call predecessors, (11), 5 states have call successors, (11) [2024-10-11 03:02:29,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 45 transitions. [2024-10-11 03:02:29,125 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 45 transitions. Word has length 36 [2024-10-11 03:02:29,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 03:02:29,125 INFO L471 AbstractCegarLoop]: Abstraction has 37 states and 45 transitions. [2024-10-11 03:02:29,125 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 15 states have (on average 2.8666666666666667) internal successors, (43), 17 states have internal predecessors, (43), 10 states have call successors, (12), 1 states have call predecessors, (12), 7 states have return successors, (13), 6 states have call predecessors, (13), 10 states have call successors, (13) [2024-10-11 03:02:29,125 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2024-10-11 03:02:29,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-10-11 03:02:29,127 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 03:02:29,127 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 11, 6, 6, 6, 6, 6, 6, 6, 5, 2, 1, 1, 1, 1, 1, 1] [2024-10-11 03:02:29,144 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-11 03:02:29,328 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:02:29,328 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 03:02:29,329 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 03:02:29,329 INFO L85 PathProgramCache]: Analyzing trace with hash -867130448, now seen corresponding path program 3 times [2024-10-11 03:02:29,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 03:02:29,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779092212] [2024-10-11 03:02:29,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 03:02:29,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 03:02:29,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:29,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 03:02:29,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:29,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:29,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:29,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:29,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:29,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:29,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:29,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:29,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:29,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:29,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:29,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:29,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:29,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:29,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:29,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:29,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:29,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:29,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:29,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:29,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:29,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:29,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:29,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:29,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:29,726 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 27 proven. 166 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-10-11 03:02:29,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 03:02:29,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779092212] [2024-10-11 03:02:29,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [779092212] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 03:02:29,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [116184853] [2024-10-11 03:02:29,726 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-11 03:02:29,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:02:29,727 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 03:02:29,730 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 03:02:29,732 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-11 03:02:29,788 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2024-10-11 03:02:29,788 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 03:02:29,789 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-11 03:02:29,792 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 03:02:29,868 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 174 proven. 17 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2024-10-11 03:02:29,868 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 03:02:30,302 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 174 proven. 18 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2024-10-11 03:02:30,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [116184853] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 03:02:30,302 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 03:02:30,302 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 8, 9] total 19 [2024-10-11 03:02:30,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544965976] [2024-10-11 03:02:30,303 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 03:02:30,303 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-10-11 03:02:30,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 03:02:30,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-10-11 03:02:30,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=260, Unknown=0, NotChecked=0, Total=342 [2024-10-11 03:02:30,306 INFO L87 Difference]: Start difference. First operand 37 states and 45 transitions. Second operand has 19 states, 18 states have (on average 2.8333333333333335) internal successors, (51), 19 states have internal predecessors, (51), 9 states have call successors, (13), 1 states have call predecessors, (13), 8 states have return successors, (17), 12 states have call predecessors, (17), 9 states have call successors, (17) [2024-10-11 03:02:30,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 03:02:30,593 INFO L93 Difference]: Finished difference Result 88 states and 132 transitions. [2024-10-11 03:02:30,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-11 03:02:30,594 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 2.8333333333333335) internal successors, (51), 19 states have internal predecessors, (51), 9 states have call successors, (13), 1 states have call predecessors, (13), 8 states have return successors, (17), 12 states have call predecessors, (17), 9 states have call successors, (17) Word has length 92 [2024-10-11 03:02:30,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 03:02:30,596 INFO L225 Difference]: With dead ends: 88 [2024-10-11 03:02:30,596 INFO L226 Difference]: Without dead ends: 52 [2024-10-11 03:02:30,597 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 196 SyntacticMatches, 4 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=234, Invalid=636, Unknown=0, NotChecked=0, Total=870 [2024-10-11 03:02:30,600 INFO L432 NwaCegarLoop]: 19 mSDtfsCounter, 60 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 170 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 94 SdHoareTripleChecker+Invalid, 248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-11 03:02:30,600 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 94 Invalid, 248 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 170 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-11 03:02:30,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2024-10-11 03:02:30,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 49. [2024-10-11 03:02:30,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 34 states have (on average 1.1176470588235294) internal successors, (38), 33 states have internal predecessors, (38), 8 states have call successors, (8), 6 states have call predecessors, (8), 6 states have return successors, (16), 9 states have call predecessors, (16), 8 states have call successors, (16) [2024-10-11 03:02:30,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 62 transitions. [2024-10-11 03:02:30,614 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 62 transitions. Word has length 92 [2024-10-11 03:02:30,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 03:02:30,615 INFO L471 AbstractCegarLoop]: Abstraction has 49 states and 62 transitions. [2024-10-11 03:02:30,615 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 2.8333333333333335) internal successors, (51), 19 states have internal predecessors, (51), 9 states have call successors, (13), 1 states have call predecessors, (13), 8 states have return successors, (17), 12 states have call predecessors, (17), 9 states have call successors, (17) [2024-10-11 03:02:30,616 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 62 transitions. [2024-10-11 03:02:30,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-10-11 03:02:30,618 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 03:02:30,618 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 15, 9, 9, 9, 9, 9, 9, 9, 6, 4, 1, 1, 1, 1, 1, 1] [2024-10-11 03:02:30,635 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-11 03:02:30,819 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-10-11 03:02:30,819 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 03:02:30,819 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 03:02:30,819 INFO L85 PathProgramCache]: Analyzing trace with hash 1193756999, now seen corresponding path program 4 times [2024-10-11 03:02:30,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 03:02:30,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13178989] [2024-10-11 03:02:30,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 03:02:30,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 03:02:30,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:30,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 03:02:30,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:31,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:31,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:31,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:31,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:31,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:31,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:31,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:31,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:31,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:31,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:31,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:31,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:31,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:31,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:31,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:31,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:31,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:31,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:31,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:31,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:31,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:31,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:31,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:31,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:31,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:31,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:31,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:31,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:31,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:31,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:31,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:31,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:31,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:31,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:31,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:31,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:31,491 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 198 proven. 308 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2024-10-11 03:02:31,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 03:02:31,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13178989] [2024-10-11 03:02:31,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13178989] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 03:02:31,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [599013899] [2024-10-11 03:02:31,492 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-11 03:02:31,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:02:31,492 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 03:02:31,494 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 03:02:31,495 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-11 03:02:31,563 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-11 03:02:31,563 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 03:02:31,564 INFO L255 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-10-11 03:02:31,568 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 03:02:31,708 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 207 proven. 356 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-10-11 03:02:31,708 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 03:02:33,080 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 207 proven. 383 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2024-10-11 03:02:33,081 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [599013899] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 03:02:33,081 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 03:02:33,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 13, 19] total 30 [2024-10-11 03:02:33,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135075967] [2024-10-11 03:02:33,081 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 03:02:33,082 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-10-11 03:02:33,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 03:02:33,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-10-11 03:02:33,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=212, Invalid=658, Unknown=0, NotChecked=0, Total=870 [2024-10-11 03:02:33,087 INFO L87 Difference]: Start difference. First operand 49 states and 62 transitions. Second operand has 30 states, 29 states have (on average 2.7586206896551726) internal successors, (80), 30 states have internal predecessors, (80), 24 states have call successors, (27), 1 states have call predecessors, (27), 10 states have return successors, (36), 15 states have call predecessors, (36), 24 states have call successors, (36) [2024-10-11 03:02:33,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 03:02:33,428 INFO L93 Difference]: Finished difference Result 115 states and 178 transitions. [2024-10-11 03:02:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-11 03:02:33,429 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 2.7586206896551726) internal successors, (80), 30 states have internal predecessors, (80), 24 states have call successors, (27), 1 states have call predecessors, (27), 10 states have return successors, (36), 15 states have call predecessors, (36), 24 states have call successors, (36) Word has length 132 [2024-10-11 03:02:33,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 03:02:33,431 INFO L225 Difference]: With dead ends: 115 [2024-10-11 03:02:33,431 INFO L226 Difference]: Without dead ends: 72 [2024-10-11 03:02:33,435 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 330 GetRequests, 281 SyntacticMatches, 9 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 585 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=455, Invalid=1267, Unknown=0, NotChecked=0, Total=1722 [2024-10-11 03:02:33,436 INFO L432 NwaCegarLoop]: 19 mSDtfsCounter, 103 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 247 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 344 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 247 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-11 03:02:33,436 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 112 Invalid, 344 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 247 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-11 03:02:33,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2024-10-11 03:02:33,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 66. [2024-10-11 03:02:33,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 47 states have (on average 1.0425531914893618) internal successors, (49), 45 states have internal predecessors, (49), 11 states have call successors, (11), 9 states have call predecessors, (11), 7 states have return successors, (25), 11 states have call predecessors, (25), 11 states have call successors, (25) [2024-10-11 03:02:33,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 85 transitions. [2024-10-11 03:02:33,455 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 85 transitions. Word has length 132 [2024-10-11 03:02:33,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 03:02:33,457 INFO L471 AbstractCegarLoop]: Abstraction has 66 states and 85 transitions. [2024-10-11 03:02:33,458 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 2.7586206896551726) internal successors, (80), 30 states have internal predecessors, (80), 24 states have call successors, (27), 1 states have call predecessors, (27), 10 states have return successors, (36), 15 states have call predecessors, (36), 24 states have call successors, (36) [2024-10-11 03:02:33,458 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 85 transitions. [2024-10-11 03:02:33,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-10-11 03:02:33,463 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 03:02:33,463 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 23, 14, 14, 14, 14, 14, 14, 14, 9, 6, 1, 1, 1, 1, 1, 1] [2024-10-11 03:02:33,483 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-10-11 03:02:33,664 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:02:33,664 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 03:02:33,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 03:02:33,665 INFO L85 PathProgramCache]: Analyzing trace with hash -1940978550, now seen corresponding path program 5 times [2024-10-11 03:02:33,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 03:02:33,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867324883] [2024-10-11 03:02:33,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 03:02:33,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 03:02:33,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:33,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 03:02:33,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:34,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:34,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:34,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:34,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 03:02:34,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:34,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:34,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:34,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:34,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:34,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:34,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2241 backedges. 393 proven. 617 refuted. 0 times theorem prover too weak. 1231 trivial. 0 not checked. [2024-10-11 03:02:34,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 03:02:34,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [867324883] [2024-10-11 03:02:34,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [867324883] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 03:02:34,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2140283794] [2024-10-11 03:02:34,581 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-11 03:02:34,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:02:34,581 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 03:02:34,586 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 03:02:34,594 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-11 03:02:34,705 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 21 check-sat command(s) [2024-10-11 03:02:34,705 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 03:02:34,707 INFO L255 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-10-11 03:02:34,711 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 03:02:34,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2241 backedges. 620 proven. 489 refuted. 0 times theorem prover too weak. 1132 trivial. 0 not checked. [2024-10-11 03:02:34,857 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 03:02:36,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2241 backedges. 624 proven. 522 refuted. 0 times theorem prover too weak. 1095 trivial. 0 not checked. [2024-10-11 03:02:36,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2140283794] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 03:02:36,417 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 03:02:36,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 14, 21] total 33 [2024-10-11 03:02:36,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286761921] [2024-10-11 03:02:36,417 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 03:02:36,418 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-10-11 03:02:36,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 03:02:36,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-10-11 03:02:36,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=244, Invalid=812, Unknown=0, NotChecked=0, Total=1056 [2024-10-11 03:02:36,420 INFO L87 Difference]: Start difference. First operand 66 states and 85 transitions. Second operand has 33 states, 32 states have (on average 2.8125) internal successors, (90), 33 states have internal predecessors, (90), 25 states have call successors, (31), 1 states have call predecessors, (31), 12 states have return successors, (42), 20 states have call predecessors, (42), 25 states have call successors, (42) [2024-10-11 03:02:36,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 03:02:36,779 INFO L93 Difference]: Finished difference Result 146 states and 232 transitions. [2024-10-11 03:02:36,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-10-11 03:02:36,780 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 32 states have (on average 2.8125) internal successors, (90), 33 states have internal predecessors, (90), 25 states have call successors, (31), 1 states have call predecessors, (31), 12 states have return successors, (42), 20 states have call predecessors, (42), 25 states have call successors, (42) Word has length 200 [2024-10-11 03:02:36,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 03:02:36,782 INFO L225 Difference]: With dead ends: 146 [2024-10-11 03:02:36,782 INFO L226 Difference]: Without dead ends: 90 [2024-10-11 03:02:36,784 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 493 GetRequests, 434 SyntacticMatches, 10 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 853 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=641, Invalid=1909, Unknown=0, NotChecked=0, Total=2550 [2024-10-11 03:02:36,785 INFO L432 NwaCegarLoop]: 24 mSDtfsCounter, 135 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 341 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 441 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 341 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-11 03:02:36,785 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 137 Invalid, 441 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 341 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-11 03:02:36,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2024-10-11 03:02:36,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 83. [2024-10-11 03:02:36,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 59 states have (on average 1.0338983050847457) internal successors, (61), 57 states have internal predecessors, (61), 15 states have call successors, (15), 12 states have call predecessors, (15), 8 states have return successors, (36), 13 states have call predecessors, (36), 15 states have call successors, (36) [2024-10-11 03:02:36,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 112 transitions. [2024-10-11 03:02:36,802 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 112 transitions. Word has length 200 [2024-10-11 03:02:36,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 03:02:36,804 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 112 transitions. [2024-10-11 03:02:36,804 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 32 states have (on average 2.8125) internal successors, (90), 33 states have internal predecessors, (90), 25 states have call successors, (31), 1 states have call predecessors, (31), 12 states have return successors, (42), 20 states have call predecessors, (42), 25 states have call successors, (42) [2024-10-11 03:02:36,804 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 112 transitions. [2024-10-11 03:02:36,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2024-10-11 03:02:36,810 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 03:02:36,810 INFO L215 NwaCegarLoop]: trace histogram [41, 41, 33, 20, 20, 20, 20, 20, 20, 20, 13, 8, 1, 1, 1, 1, 1, 1] [2024-10-11 03:02:36,823 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-10-11 03:02:37,011 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2024-10-11 03:02:37,012 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 03:02:37,012 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 03:02:37,012 INFO L85 PathProgramCache]: Analyzing trace with hash 1893730074, now seen corresponding path program 6 times [2024-10-11 03:02:37,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 03:02:37,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605383689] [2024-10-11 03:02:37,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 03:02:37,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 03:02:37,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 03:02:37,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:37,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:37,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:37,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:37,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:37,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:37,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:37,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:37,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:37,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:37,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:37,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:37,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:37,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:37,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:37,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:37,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 03:02:37,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:37,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:37,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:37,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:37,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:37,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:37,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:37,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:37,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 03:02:37,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:37,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:37,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:37,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:37,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:37,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:37,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:37,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:37,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:37,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:37,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:38,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:38,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:38,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:38,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:38,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:38,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:38,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:38,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:38,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:38,018 INFO L134 CoverageAnalysis]: Checked inductivity of 4568 backedges. 189 proven. 1130 refuted. 0 times theorem prover too weak. 3249 trivial. 0 not checked. [2024-10-11 03:02:38,019 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 03:02:38,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605383689] [2024-10-11 03:02:38,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [605383689] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 03:02:38,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1916569704] [2024-10-11 03:02:38,019 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-10-11 03:02:38,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:02:38,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 03:02:38,021 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 03:02:38,022 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-11 03:02:38,140 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 20 check-sat command(s) [2024-10-11 03:02:38,141 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 03:02:38,143 INFO L255 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-10-11 03:02:38,150 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 03:02:38,248 INFO L134 CoverageAnalysis]: Checked inductivity of 4568 backedges. 331 proven. 821 refuted. 0 times theorem prover too weak. 3416 trivial. 0 not checked. [2024-10-11 03:02:38,249 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 03:02:39,621 INFO L134 CoverageAnalysis]: Checked inductivity of 4568 backedges. 335 proven. 857 refuted. 0 times theorem prover too weak. 3376 trivial. 0 not checked. [2024-10-11 03:02:39,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1916569704] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 03:02:39,621 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 03:02:39,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 10, 15] total 25 [2024-10-11 03:02:39,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726440511] [2024-10-11 03:02:39,621 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 03:02:39,624 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-10-11 03:02:39,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 03:02:39,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-10-11 03:02:39,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=410, Unknown=0, NotChecked=0, Total=600 [2024-10-11 03:02:39,628 INFO L87 Difference]: Start difference. First operand 83 states and 112 transitions. Second operand has 25 states, 23 states have (on average 2.782608695652174) internal successors, (64), 25 states have internal predecessors, (64), 20 states have call successors, (23), 1 states have call predecessors, (23), 8 states have return successors, (32), 16 states have call predecessors, (32), 20 states have call successors, (32) [2024-10-11 03:02:39,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 03:02:39,835 INFO L93 Difference]: Finished difference Result 265 states and 397 transitions. [2024-10-11 03:02:39,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-11 03:02:39,836 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 23 states have (on average 2.782608695652174) internal successors, (64), 25 states have internal predecessors, (64), 20 states have call successors, (23), 1 states have call predecessors, (23), 8 states have return successors, (32), 16 states have call predecessors, (32), 20 states have call successors, (32) Word has length 282 [2024-10-11 03:02:39,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 03:02:39,846 INFO L225 Difference]: With dead ends: 265 [2024-10-11 03:02:39,846 INFO L226 Difference]: Without dead ends: 261 [2024-10-11 03:02:39,847 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 660 GetRequests, 630 SyntacticMatches, 6 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 389 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=213, Invalid=437, Unknown=0, NotChecked=0, Total=650 [2024-10-11 03:02:39,850 INFO L432 NwaCegarLoop]: 17 mSDtfsCounter, 116 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 94 SdHoareTripleChecker+Invalid, 274 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-11 03:02:39,850 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 94 Invalid, 274 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-11 03:02:39,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2024-10-11 03:02:39,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 246. [2024-10-11 03:02:39,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 169 states have (on average 1.0355029585798816) internal successors, (175), 164 states have internal predecessors, (175), 52 states have call successors, (52), 31 states have call predecessors, (52), 24 states have return successors, (140), 50 states have call predecessors, (140), 52 states have call successors, (140) [2024-10-11 03:02:39,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 367 transitions. [2024-10-11 03:02:39,906 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 367 transitions. Word has length 282 [2024-10-11 03:02:39,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 03:02:39,907 INFO L471 AbstractCegarLoop]: Abstraction has 246 states and 367 transitions. [2024-10-11 03:02:39,907 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 23 states have (on average 2.782608695652174) internal successors, (64), 25 states have internal predecessors, (64), 20 states have call successors, (23), 1 states have call predecessors, (23), 8 states have return successors, (32), 16 states have call predecessors, (32), 20 states have call successors, (32) [2024-10-11 03:02:39,907 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 367 transitions. [2024-10-11 03:02:39,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 528 [2024-10-11 03:02:39,917 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 03:02:39,918 INFO L215 NwaCegarLoop]: trace histogram [77, 77, 62, 38, 38, 38, 38, 38, 38, 38, 24, 15, 1, 1, 1, 1, 1, 1] [2024-10-11 03:02:39,936 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-10-11 03:02:40,122 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:02:40,123 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 03:02:40,123 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 03:02:40,123 INFO L85 PathProgramCache]: Analyzing trace with hash -1684062364, now seen corresponding path program 7 times [2024-10-11 03:02:40,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 03:02:40,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731686241] [2024-10-11 03:02:40,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 03:02:40,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 03:02:40,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:40,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 03:02:40,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:41,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:41,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:41,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:41,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:41,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:41,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:41,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:41,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:41,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:41,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:41,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:41,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:41,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:41,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:41,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:41,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:41,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 03:02:41,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:41,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:41,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:41,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:41,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:41,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:41,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:41,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:41,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 03:02:41,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:41,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:41,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:41,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:41,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:41,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:41,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:41,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:41,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:41,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:41,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:41,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:41,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:41,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:41,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-11 03:02:41,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:41,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:41,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:42,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:42,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:42,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:42,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:42,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:42,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:42,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 03:02:42,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:42,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:42,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:42,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:42,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 03:02:42,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:42,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:42,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:42,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:42,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:42,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,398 INFO L134 CoverageAnalysis]: Checked inductivity of 16407 backedges. 2818 proven. 2810 refuted. 0 times theorem prover too weak. 10779 trivial. 0 not checked. [2024-10-11 03:02:42,398 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 03:02:42,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731686241] [2024-10-11 03:02:42,398 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731686241] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 03:02:42,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1840783194] [2024-10-11 03:02:42,399 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-10-11 03:02:42,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:02:42,399 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 03:02:42,400 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 03:02:42,402 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-11 03:02:42,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:42,632 INFO L255 TraceCheckSpWp]: Trace formula consists of 1191 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-10-11 03:02:42,640 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 03:02:42,756 INFO L134 CoverageAnalysis]: Checked inductivity of 16407 backedges. 386 proven. 2689 refuted. 0 times theorem prover too weak. 13332 trivial. 0 not checked. [2024-10-11 03:02:42,757 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 03:02:45,800 INFO L134 CoverageAnalysis]: Checked inductivity of 16407 backedges. 386 proven. 2766 refuted. 0 times theorem prover too weak. 13255 trivial. 0 not checked. [2024-10-11 03:02:45,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1840783194] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 03:02:45,800 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 03:02:45,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 12, 19] total 38 [2024-10-11 03:02:45,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965726411] [2024-10-11 03:02:45,801 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 03:02:45,802 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-10-11 03:02:45,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 03:02:45,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-10-11 03:02:45,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=329, Invalid=1077, Unknown=0, NotChecked=0, Total=1406 [2024-10-11 03:02:45,804 INFO L87 Difference]: Start difference. First operand 246 states and 367 transitions. Second operand has 38 states, 36 states have (on average 2.5277777777777777) internal successors, (91), 38 states have internal predecessors, (91), 30 states have call successors, (33), 1 states have call predecessors, (33), 14 states have return successors, (50), 25 states have call predecessors, (50), 30 states have call successors, (50) [2024-10-11 03:02:46,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 03:02:46,363 INFO L93 Difference]: Finished difference Result 387 states and 666 transitions. [2024-10-11 03:02:46,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-10-11 03:02:46,364 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 36 states have (on average 2.5277777777777777) internal successors, (91), 38 states have internal predecessors, (91), 30 states have call successors, (33), 1 states have call predecessors, (33), 14 states have return successors, (50), 25 states have call predecessors, (50), 30 states have call successors, (50) Word has length 527 [2024-10-11 03:02:46,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 03:02:46,367 INFO L225 Difference]: With dead ends: 387 [2024-10-11 03:02:46,367 INFO L226 Difference]: Without dead ends: 151 [2024-10-11 03:02:46,370 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1263 GetRequests, 1196 SyntacticMatches, 8 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1299 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=873, Invalid=2787, Unknown=0, NotChecked=0, Total=3660 [2024-10-11 03:02:46,370 INFO L432 NwaCegarLoop]: 29 mSDtfsCounter, 134 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 568 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 211 SdHoareTripleChecker+Invalid, 695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 568 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 03:02:46,371 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 211 Invalid, 695 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 568 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 03:02:46,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2024-10-11 03:02:46,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 121. [2024-10-11 03:02:46,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 86 states have (on average 1.0348837209302326) internal successors, (89), 84 states have internal predecessors, (89), 24 states have call successors, (24), 19 states have call predecessors, (24), 10 states have return successors, (58), 17 states have call predecessors, (58), 24 states have call successors, (58) [2024-10-11 03:02:46,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 171 transitions. [2024-10-11 03:02:46,384 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 171 transitions. Word has length 527 [2024-10-11 03:02:46,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 03:02:46,385 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 171 transitions. [2024-10-11 03:02:46,385 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 36 states have (on average 2.5277777777777777) internal successors, (91), 38 states have internal predecessors, (91), 30 states have call successors, (33), 1 states have call predecessors, (33), 14 states have return successors, (50), 25 states have call predecessors, (50), 30 states have call successors, (50) [2024-10-11 03:02:46,385 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 171 transitions. [2024-10-11 03:02:46,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 964 [2024-10-11 03:02:46,409 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 03:02:46,410 INFO L215 NwaCegarLoop]: trace histogram [141, 141, 114, 70, 70, 70, 70, 70, 70, 70, 44, 27, 1, 1, 1, 1, 1, 1] [2024-10-11 03:02:46,429 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-10-11 03:02:46,613 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-10-11 03:02:46,614 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 03:02:46,614 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 03:02:46,615 INFO L85 PathProgramCache]: Analyzing trace with hash -1664154954, now seen corresponding path program 8 times [2024-10-11 03:02:46,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 03:02:46,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010999055] [2024-10-11 03:02:46,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 03:02:46,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 03:02:46,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:47,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 03:02:48,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:49,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:49,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:49,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:49,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:49,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:49,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:49,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:49,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:49,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:49,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:49,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:49,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:49,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:49,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:49,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:49,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:49,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:49,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 03:02:49,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:49,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:49,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:49,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:49,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:49,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:49,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:49,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:49,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 03:02:49,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:49,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:49,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:49,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:49,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:49,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:49,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:49,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:49,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:49,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:49,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:49,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:49,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:49,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:50,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:50,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:50,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:50,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:50,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-11 03:02:50,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:50,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:50,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:50,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:50,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:50,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:50,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:50,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:50,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:50,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:50,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:50,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:50,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:50,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:50,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:50,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:50,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:50,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:50,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:50,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:50,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:50,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:50,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:50,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:50,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:50,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:50,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:50,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:50,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:50,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:50,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:50,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 03:02:50,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:50,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:50,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:50,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:50,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:50,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:50,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:50,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:50,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:50,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:50,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:50,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:50,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:50,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:50,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:50,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:50,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:50,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-10-11 03:02:50,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:50,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:50,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:50,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:50,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:50,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:50,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:51,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:51,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:51,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:51,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:51,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:51,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:51,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 03:02:51,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:51,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:51,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:51,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:51,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 03:02:51,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:51,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:51,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:51,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:51,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:51,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:51,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:51,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-11 03:02:51,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:51,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:51,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:51,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:51,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:51,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:51,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:51,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-11 03:02:51,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:51,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:51,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:02:51,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:51,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:02:51,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:02:51,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:02:51,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:02:51,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:02:51,635 INFO L134 CoverageAnalysis]: Checked inductivity of 55581 backedges. 6821 proven. 7092 refuted. 0 times theorem prover too weak. 41668 trivial. 0 not checked. [2024-10-11 03:02:51,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 03:02:51,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010999055] [2024-10-11 03:02:51,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2010999055] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 03:02:51,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1237543765] [2024-10-11 03:02:51,636 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-11 03:02:51,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:02:51,636 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 03:02:51,638 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 03:02:51,639 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-10-11 03:02:52,015 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-11 03:02:52,015 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 03:02:52,021 INFO L255 TraceCheckSpWp]: Trace formula consists of 2159 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-10-11 03:02:52,031 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 03:02:52,156 INFO L134 CoverageAnalysis]: Checked inductivity of 55581 backedges. 739 proven. 5910 refuted. 0 times theorem prover too weak. 48932 trivial. 0 not checked. [2024-10-11 03:02:52,156 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 03:02:56,778 INFO L134 CoverageAnalysis]: Checked inductivity of 55581 backedges. 739 proven. 6010 refuted. 0 times theorem prover too weak. 48832 trivial. 0 not checked. [2024-10-11 03:02:56,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1237543765] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 03:02:56,778 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 03:02:56,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 13, 21] total 43 [2024-10-11 03:02:56,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395254072] [2024-10-11 03:02:56,780 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 03:02:56,782 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2024-10-11 03:02:56,782 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 03:02:56,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2024-10-11 03:02:56,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=428, Invalid=1378, Unknown=0, NotChecked=0, Total=1806 [2024-10-11 03:02:56,784 INFO L87 Difference]: Start difference. First operand 121 states and 171 transitions. Second operand has 43 states, 42 states have (on average 2.4523809523809526) internal successors, (103), 43 states have internal predecessors, (103), 34 states have call successors, (37), 1 states have call predecessors, (37), 17 states have return successors, (58), 31 states have call predecessors, (58), 34 states have call successors, (58) [2024-10-11 03:02:57,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 03:02:57,472 INFO L93 Difference]: Finished difference Result 273 states and 465 transitions. [2024-10-11 03:02:57,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-10-11 03:02:57,472 INFO L78 Accepts]: Start accepts. Automaton has has 43 states, 42 states have (on average 2.4523809523809526) internal successors, (103), 43 states have internal predecessors, (103), 34 states have call successors, (37), 1 states have call predecessors, (37), 17 states have return successors, (58), 31 states have call predecessors, (58), 34 states have call successors, (58) Word has length 963 [2024-10-11 03:02:57,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 03:02:57,476 INFO L225 Difference]: With dead ends: 273 [2024-10-11 03:02:57,476 INFO L226 Difference]: Without dead ends: 166 [2024-10-11 03:02:57,478 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2277 GetRequests, 2196 SyntacticMatches, 10 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1867 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=1223, Invalid=4033, Unknown=0, NotChecked=0, Total=5256 [2024-10-11 03:02:57,479 INFO L432 NwaCegarLoop]: 34 mSDtfsCounter, 216 mSDsluCounter, 176 mSDsCounter, 0 mSdLazyCounter, 527 mSolverCounterSat, 236 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 217 SdHoareTripleChecker+Valid, 210 SdHoareTripleChecker+Invalid, 763 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 236 IncrementalHoareTripleChecker+Valid, 527 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 03:02:57,479 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [217 Valid, 210 Invalid, 763 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [236 Valid, 527 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 03:02:57,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2024-10-11 03:02:57,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 138. [2024-10-11 03:02:57,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 98 states have (on average 1.030612244897959) internal successors, (101), 96 states have internal predecessors, (101), 28 states have call successors, (28), 22 states have call predecessors, (28), 11 states have return successors, (71), 19 states have call predecessors, (71), 28 states have call successors, (71) [2024-10-11 03:02:57,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 200 transitions. [2024-10-11 03:02:57,503 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 200 transitions. Word has length 963 [2024-10-11 03:02:57,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 03:02:57,503 INFO L471 AbstractCegarLoop]: Abstraction has 138 states and 200 transitions. [2024-10-11 03:02:57,504 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 42 states have (on average 2.4523809523809526) internal successors, (103), 43 states have internal predecessors, (103), 34 states have call successors, (37), 1 states have call predecessors, (37), 17 states have return successors, (58), 31 states have call predecessors, (58), 34 states have call successors, (58) [2024-10-11 03:02:57,504 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 200 transitions. [2024-10-11 03:02:57,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1209 [2024-10-11 03:02:57,513 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 03:02:57,514 INFO L215 NwaCegarLoop]: trace histogram [177, 177, 143, 88, 88, 88, 88, 88, 88, 88, 55, 34, 1, 1, 1, 1, 1, 1] [2024-10-11 03:02:57,534 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-10-11 03:02:57,714 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:02:57,714 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 03:02:57,715 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 03:02:57,715 INFO L85 PathProgramCache]: Analyzing trace with hash 1347613546, now seen corresponding path program 9 times [2024-10-11 03:02:57,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 03:02:57,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892637567] [2024-10-11 03:02:57,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 03:02:57,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 03:02:57,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:18,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 03:03:19,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:26,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:26,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:28,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:28,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:29,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:29,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:30,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:30,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:30,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:30,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:30,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:30,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:30,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:30,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:30,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:30,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:30,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:30,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:30,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:30,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:03:31,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:03:31,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:31,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:31,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:03:31,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:31,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:31,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:31,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:03:31,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 03:03:31,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:31,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:31,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:31,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:31,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:03:31,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:03:31,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:31,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:31,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 03:03:31,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:31,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:31,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:31,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:31,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:31,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:03:31,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:03:31,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:31,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:31,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:03:31,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:31,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:31,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:31,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:03:31,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-11 03:03:31,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:31,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:31,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:31,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:31,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:31,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:31,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:03:31,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:03:31,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:31,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:31,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:03:31,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:31,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:31,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:31,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:03:31,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 03:03:31,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:31,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:31,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:31,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:31,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:03:31,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:03:31,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:31,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:31,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:31,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-10-11 03:03:31,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:32,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:32,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:32,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:32,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:32,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:32,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:32,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:03:32,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:03:32,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:32,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:32,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:03:32,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:32,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:32,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:32,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:03:32,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 03:03:32,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:32,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:32,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:32,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:32,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:03:32,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:03:32,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:32,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:32,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 03:03:32,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:32,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:32,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:32,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:32,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:32,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:03:32,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:03:32,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:32,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:32,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:03:32,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:32,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:32,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:32,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:03:32,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:32,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2024-10-11 03:03:32,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:33,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:33,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:33,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:33,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:34,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:34,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:34,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:34,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:34,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:34,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:03:34,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:03:34,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:34,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:34,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:03:34,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:34,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:34,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:34,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:03:34,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 03:03:34,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:34,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:34,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:34,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:34,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:03:34,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:03:34,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:34,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:34,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 03:03:34,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:34,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:34,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:34,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:34,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:34,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:03:34,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:03:34,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:34,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:34,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:03:34,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:34,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:34,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:34,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:03:34,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-11 03:03:34,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:34,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:34,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:34,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:34,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:34,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:34,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:03:34,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:03:34,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:34,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:34,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 03:03:34,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:34,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:34,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:34,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:03:34,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 03:03:34,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:34,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:34,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:34,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:34,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 03:03:34,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 03:03:34,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 03:03:34,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-11 03:03:34,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 03:03:34,985 INFO L134 CoverageAnalysis]: Checked inductivity of 87769 backedges. 0 proven. 28921 refuted. 0 times theorem prover too weak. 58848 trivial. 0 not checked. [2024-10-11 03:03:34,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 03:03:34,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892637567] [2024-10-11 03:03:34,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [892637567] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 03:03:34,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [106978451] [2024-10-11 03:03:34,985 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-11 03:03:34,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 03:03:34,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 03:03:34,986 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 03:03:34,987 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-10-11 03:03:35,793 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 144 check-sat command(s) [2024-10-11 03:03:35,793 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 03:03:35,817 INFO L255 TraceCheckSpWp]: Trace formula consists of 2703 conjuncts, 711 conjuncts are in the unsatisfiable core [2024-10-11 03:03:35,836 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 03:03:36,756 INFO L134 CoverageAnalysis]: Checked inductivity of 87769 backedges. 0 proven. 28921 refuted. 0 times theorem prover too weak. 58848 trivial. 0 not checked. [2024-10-11 03:03:36,756 INFO L311 TraceCheckSpWp]: Computing backward predicates...