./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-82.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-82.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/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 17ab865f0f00c0e81e7df8c769539048861e387663f5be28b491c6160e2a443b --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 12:57:06,441 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 12:57:06,506 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-14 12:57:06,512 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 12:57:06,514 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 12:57:06,542 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 12:57:06,542 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 12:57:06,543 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 12:57:06,544 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 12:57:06,545 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 12:57:06,545 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 12:57:06,546 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 12:57:06,546 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 12:57:06,548 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 12:57:06,548 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 12:57:06,549 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 12:57:06,549 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 12:57:06,549 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 12:57:06,549 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 12:57:06,550 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 12:57:06,550 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 12:57:06,554 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 12:57:06,554 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 12:57:06,554 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 12:57:06,555 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 12:57:06,555 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 12:57:06,555 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 12:57:06,555 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 12:57:06,556 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 12:57:06,556 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 12:57:06,556 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 12:57:06,556 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 12:57:06,557 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 12:57:06,557 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 12:57:06,557 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 12:57:06,557 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 12:57:06,558 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 12:57:06,558 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 12:57:06,558 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 12:57:06,558 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 12:57:06,558 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 12:57:06,559 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 12:57:06,559 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 17ab865f0f00c0e81e7df8c769539048861e387663f5be28b491c6160e2a443b [2024-10-14 12:57:06,847 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 12:57:06,871 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 12:57:06,875 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 12:57:06,876 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 12:57:06,876 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 12:57:06,877 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-82.i [2024-10-14 12:57:08,274 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 12:57:08,542 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 12:57:08,543 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-82.i [2024-10-14 12:57:08,573 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bb623432/6b696fda02b4462a9bf341c397b39cda/FLAG1d33109d8 [2024-10-14 12:57:08,592 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bb623432/6b696fda02b4462a9bf341c397b39cda [2024-10-14 12:57:08,596 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 12:57:08,597 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 12:57:08,600 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 12:57:08,601 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 12:57:08,606 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 12:57:08,607 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:57:08" (1/1) ... [2024-10-14 12:57:08,608 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f8c906c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:57:08, skipping insertion in model container [2024-10-14 12:57:08,608 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:57:08" (1/1) ... [2024-10-14 12:57:08,672 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 12:57:08,858 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/hardness-nfm22/hardness_operatoramount_amount500_file-82.i[916,929] [2024-10-14 12:57:09,091 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 12:57:09,106 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 12:57:09,118 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/hardness-nfm22/hardness_operatoramount_amount500_file-82.i[916,929] [2024-10-14 12:57:09,248 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 12:57:09,279 INFO L204 MainTranslator]: Completed translation [2024-10-14 12:57:09,282 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:57:09 WrapperNode [2024-10-14 12:57:09,282 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 12:57:09,283 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 12:57:09,284 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 12:57:09,284 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 12:57:09,292 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:57:09" (1/1) ... [2024-10-14 12:57:09,322 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:57:09" (1/1) ... [2024-10-14 12:57:09,471 INFO L138 Inliner]: procedures = 26, calls = 77, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 722 [2024-10-14 12:57:09,472 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 12:57:09,473 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 12:57:09,473 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 12:57:09,474 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 12:57:09,484 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:57:09" (1/1) ... [2024-10-14 12:57:09,485 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:57:09" (1/1) ... [2024-10-14 12:57:09,515 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:57:09" (1/1) ... [2024-10-14 12:57:09,680 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]. [2024-10-14 12:57:09,680 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:57:09" (1/1) ... [2024-10-14 12:57:09,680 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:57:09" (1/1) ... [2024-10-14 12:57:09,772 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:57:09" (1/1) ... [2024-10-14 12:57:09,782 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:57:09" (1/1) ... [2024-10-14 12:57:09,822 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:57:09" (1/1) ... [2024-10-14 12:57:09,854 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:57:09" (1/1) ... [2024-10-14 12:57:09,907 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 12:57:09,908 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 12:57:09,908 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 12:57:09,909 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 12:57:09,909 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:57:09" (1/1) ... [2024-10-14 12:57:09,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 12:57:09,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 12:57:09,942 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-14 12:57:09,945 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-14 12:57:09,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 12:57:09,986 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 12:57:09,986 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 12:57:09,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 12:57:09,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 12:57:09,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 12:57:10,126 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 12:57:10,127 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 12:57:11,423 INFO L? ?]: Removed 94 outVars from TransFormulas that were not future-live. [2024-10-14 12:57:11,423 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 12:57:11,472 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 12:57:11,475 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 12:57:11,476 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:57:11 BoogieIcfgContainer [2024-10-14 12:57:11,476 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 12:57:11,478 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 12:57:11,479 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 12:57:11,482 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 12:57:11,482 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 12:57:08" (1/3) ... [2024-10-14 12:57:11,483 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43087bd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:57:11, skipping insertion in model container [2024-10-14 12:57:11,483 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:57:09" (2/3) ... [2024-10-14 12:57:11,483 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43087bd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:57:11, skipping insertion in model container [2024-10-14 12:57:11,484 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:57:11" (3/3) ... [2024-10-14 12:57:11,485 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount500_file-82.i [2024-10-14 12:57:11,503 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 12:57:11,503 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 12:57:11,583 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 12:57:11,590 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;@2ac0c50c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 12:57:11,591 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 12:57:11,597 INFO L276 IsEmpty]: Start isEmpty. Operand has 288 states, 221 states have (on average 1.5746606334841629) internal successors, (348), 222 states have internal predecessors, (348), 64 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-10-14 12:57:11,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2024-10-14 12:57:11,628 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:57:11,630 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:57:11,630 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:57:11,636 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:57:11,637 INFO L85 PathProgramCache]: Analyzing trace with hash -368787530, now seen corresponding path program 1 times [2024-10-14 12:57:11,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:57:11,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574450437] [2024-10-14 12:57:11,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:57:11,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:57:11,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:57:12,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:57:12,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:57:12,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:57:12,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:57:12,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:57:12,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:57:12,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 12:57:12,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 12:57:12,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 12:57:12,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 12:57:12,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:57:12,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:57:12,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:57:12,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:57:12,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:57:12,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:57:12,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:57:12,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:57:12,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-14 12:57:12,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 12:57:12,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 12:57:12,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-14 12:57:12,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-14 12:57:12,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 12:57:12,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 12:57:12,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 12:57:12,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 12:57:12,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:57:12,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:57:12,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:57:12,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:57:12,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:57:12,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:57:12,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:57:12,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:57:12,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:57:12,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:57:12,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:57:12,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:57:12,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:57:12,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:57:12,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:57:12,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:57:12,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:57:12,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:57:12,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:57:12,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:57:12,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:57:12,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:57:12,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 12:57:12,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:57:12,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:57:12,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 12:57:12,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:57:12,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:57:12,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:57:12,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:57:12,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:57:12,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:57:12,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:57:12,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:57:12,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 12:57:12,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:57:12,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:12,591 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-14 12:57:12,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:57:12,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574450437] [2024-10-14 12:57:12,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [574450437] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:57:12,593 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:57:12,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 12:57:12,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001419220] [2024-10-14 12:57:12,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:57:12,603 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 12:57:12,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:57:12,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 12:57:12,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 12:57:12,630 INFO L87 Difference]: Start difference. First operand has 288 states, 221 states have (on average 1.5746606334841629) internal successors, (348), 222 states have internal predecessors, (348), 64 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) Second operand has 2 states, 2 states have (on average 60.5) internal successors, (121), 2 states have internal predecessors, (121), 2 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 2 states have call successors, (64) [2024-10-14 12:57:12,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:57:12,695 INFO L93 Difference]: Finished difference Result 572 states and 1012 transitions. [2024-10-14 12:57:12,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 12:57:12,701 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 60.5) internal successors, (121), 2 states have internal predecessors, (121), 2 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 2 states have call successors, (64) Word has length 438 [2024-10-14 12:57:12,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:57:12,711 INFO L225 Difference]: With dead ends: 572 [2024-10-14 12:57:12,711 INFO L226 Difference]: Without dead ends: 285 [2024-10-14 12:57:12,718 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 12:57:12,723 INFO L432 NwaCegarLoop]: 465 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 465 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 12:57:12,724 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 465 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 12:57:12,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2024-10-14 12:57:12,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 285. [2024-10-14 12:57:12,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 285 states, 219 states have (on average 1.552511415525114) internal successors, (340), 219 states have internal predecessors, (340), 64 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-10-14 12:57:12,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 468 transitions. [2024-10-14 12:57:12,823 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 468 transitions. Word has length 438 [2024-10-14 12:57:12,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:57:12,827 INFO L471 AbstractCegarLoop]: Abstraction has 285 states and 468 transitions. [2024-10-14 12:57:12,828 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 60.5) internal successors, (121), 2 states have internal predecessors, (121), 2 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 2 states have call successors, (64) [2024-10-14 12:57:12,828 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 468 transitions. [2024-10-14 12:57:12,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2024-10-14 12:57:12,839 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:57:12,839 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:57:12,839 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 12:57:12,840 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:57:12,840 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:57:12,840 INFO L85 PathProgramCache]: Analyzing trace with hash 178470846, now seen corresponding path program 1 times [2024-10-14 12:57:12,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:57:12,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001279414] [2024-10-14 12:57:12,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:57:12,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:57:12,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:57:13,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:57:13,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:57:13,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:57:13,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:57:13,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:57:13,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:57:13,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 12:57:13,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 12:57:13,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 12:57:13,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 12:57:13,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:57:13,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:57:13,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:57:13,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:57:13,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:57:13,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:57:13,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:57:13,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:57:13,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-14 12:57:13,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 12:57:13,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 12:57:13,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-14 12:57:13,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-14 12:57:13,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 12:57:13,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 12:57:13,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 12:57:13,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 12:57:13,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:57:13,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:57:13,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:57:13,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:57:13,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:57:13,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:57:13,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:57:13,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:57:13,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:57:13,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:57:13,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:57:13,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:57:13,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:57:13,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:57:13,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:57:13,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:57:13,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:57:13,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:57:13,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:57:13,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:57:13,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:57:13,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:57:13,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 12:57:13,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:57:13,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:57:13,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 12:57:13,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:57:13,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:57:13,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:57:13,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:57:13,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:57:13,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:57:13,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:57:13,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:57:13,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 12:57:13,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:57:13,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:13,623 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-14 12:57:13,623 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:57:13,624 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001279414] [2024-10-14 12:57:13,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001279414] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:57:13,624 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:57:13,624 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 12:57:13,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653314771] [2024-10-14 12:57:13,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:57:13,627 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 12:57:13,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:57:13,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 12:57:13,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:57:13,631 INFO L87 Difference]: Start difference. First operand 285 states and 468 transitions. Second operand has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-14 12:57:13,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:57:13,699 INFO L93 Difference]: Finished difference Result 570 states and 937 transitions. [2024-10-14 12:57:13,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 12:57:13,700 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) Word has length 438 [2024-10-14 12:57:13,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:57:13,707 INFO L225 Difference]: With dead ends: 570 [2024-10-14 12:57:13,708 INFO L226 Difference]: Without dead ends: 286 [2024-10-14 12:57:13,709 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:57:13,711 INFO L432 NwaCegarLoop]: 464 mSDtfsCounter, 0 mSDsluCounter, 458 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 922 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 12:57:13,712 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 922 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 12:57:13,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2024-10-14 12:57:13,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 286. [2024-10-14 12:57:13,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 220 states have (on average 1.55) internal successors, (341), 220 states have internal predecessors, (341), 64 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-10-14 12:57:13,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 469 transitions. [2024-10-14 12:57:13,750 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 469 transitions. Word has length 438 [2024-10-14 12:57:13,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:57:13,755 INFO L471 AbstractCegarLoop]: Abstraction has 286 states and 469 transitions. [2024-10-14 12:57:13,755 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-14 12:57:13,756 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 469 transitions. [2024-10-14 12:57:13,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2024-10-14 12:57:13,762 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:57:13,762 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:57:13,763 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 12:57:13,764 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:57:13,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:57:13,764 INFO L85 PathProgramCache]: Analyzing trace with hash 1054489852, now seen corresponding path program 1 times [2024-10-14 12:57:13,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:57:13,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218433306] [2024-10-14 12:57:13,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:57:13,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:57:13,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:57:14,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:57:14,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:57:14,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:57:14,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:57:14,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:57:14,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:57:14,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 12:57:14,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 12:57:14,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 12:57:14,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 12:57:14,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:57:14,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:57:14,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:57:14,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:57:14,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:57:14,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:57:14,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:57:14,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:57:14,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-14 12:57:14,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 12:57:14,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 12:57:14,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-14 12:57:14,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-14 12:57:14,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 12:57:14,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 12:57:14,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 12:57:14,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 12:57:14,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:57:14,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:57:14,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:57:14,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:57:14,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:57:14,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:57:14,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:57:14,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:57:14,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:57:14,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:57:14,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:57:14,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:57:14,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:57:14,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:57:14,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:57:14,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:57:14,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:57:14,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:57:14,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:57:14,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:57:14,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:57:14,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:57:14,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 12:57:14,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:57:14,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:57:14,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 12:57:14,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:57:14,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:57:14,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:57:14,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:57:14,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:57:14,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:57:14,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:57:14,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:57:14,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 12:57:14,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:57:14,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:14,374 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-14 12:57:14,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:57:14,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218433306] [2024-10-14 12:57:14,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [218433306] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:57:14,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:57:14,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 12:57:14,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932472059] [2024-10-14 12:57:14,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:57:14,377 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 12:57:14,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:57:14,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 12:57:14,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:57:14,380 INFO L87 Difference]: Start difference. First operand 286 states and 469 transitions. Second operand has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-14 12:57:14,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:57:14,462 INFO L93 Difference]: Finished difference Result 807 states and 1319 transitions. [2024-10-14 12:57:14,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 12:57:14,463 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) Word has length 438 [2024-10-14 12:57:14,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:57:14,468 INFO L225 Difference]: With dead ends: 807 [2024-10-14 12:57:14,469 INFO L226 Difference]: Without dead ends: 522 [2024-10-14 12:57:14,470 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:57:14,471 INFO L432 NwaCegarLoop]: 626 mSDtfsCounter, 379 mSDsluCounter, 457 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 379 SdHoareTripleChecker+Valid, 1083 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 12:57:14,471 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [379 Valid, 1083 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 12:57:14,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2024-10-14 12:57:14,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 519. [2024-10-14 12:57:14,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 519 states, 390 states have (on average 1.528205128205128) internal successors, (596), 391 states have internal predecessors, (596), 126 states have call successors, (126), 2 states have call predecessors, (126), 2 states have return successors, (126), 125 states have call predecessors, (126), 126 states have call successors, (126) [2024-10-14 12:57:14,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 519 states and 848 transitions. [2024-10-14 12:57:14,522 INFO L78 Accepts]: Start accepts. Automaton has 519 states and 848 transitions. Word has length 438 [2024-10-14 12:57:14,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:57:14,523 INFO L471 AbstractCegarLoop]: Abstraction has 519 states and 848 transitions. [2024-10-14 12:57:14,523 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-14 12:57:14,523 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 848 transitions. [2024-10-14 12:57:14,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2024-10-14 12:57:14,530 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:57:14,530 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:57:14,530 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-14 12:57:14,530 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:57:14,531 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:57:14,532 INFO L85 PathProgramCache]: Analyzing trace with hash -1211891334, now seen corresponding path program 1 times [2024-10-14 12:57:14,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:57:14,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208299130] [2024-10-14 12:57:14,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:57:14,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:57:14,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:57:15,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:57:15,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:57:15,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:57:15,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:57:15,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:57:15,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:57:15,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 12:57:15,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 12:57:15,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 12:57:15,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 12:57:15,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:57:15,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:57:15,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:57:15,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:57:15,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:57:15,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:57:15,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:57:15,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:57:15,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-14 12:57:15,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 12:57:15,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 12:57:15,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-14 12:57:15,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-14 12:57:15,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 12:57:15,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 12:57:15,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 12:57:15,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 12:57:15,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:57:15,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:57:15,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:57:15,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:57:15,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:57:15,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:57:15,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:57:15,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:57:15,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:57:15,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:57:15,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:57:15,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:57:15,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:57:15,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:57:15,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:57:15,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:57:15,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:57:15,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:57:15,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:57:15,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:57:15,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:57:15,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:57:15,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 12:57:15,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:57:15,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:57:15,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 12:57:15,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:57:15,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:57:15,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:57:15,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:57:15,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:57:15,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:57:15,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:57:15,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:57:15,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 12:57:15,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:57:15,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:15,460 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-14 12:57:15,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:57:15,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208299130] [2024-10-14 12:57:15,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [208299130] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:57:15,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:57:15,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 12:57:15,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059611990] [2024-10-14 12:57:15,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:57:15,463 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 12:57:15,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:57:15,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 12:57:15,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-14 12:57:15,465 INFO L87 Difference]: Start difference. First operand 519 states and 848 transitions. Second operand has 6 states, 5 states have (on average 24.2) internal successors, (121), 6 states have internal predecessors, (121), 2 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 2 states have call successors, (64) [2024-10-14 12:57:16,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:57:16,497 INFO L93 Difference]: Finished difference Result 2738 states and 4483 transitions. [2024-10-14 12:57:16,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-14 12:57:16,498 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 24.2) internal successors, (121), 6 states have internal predecessors, (121), 2 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 2 states have call successors, (64) Word has length 438 [2024-10-14 12:57:16,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:57:16,515 INFO L225 Difference]: With dead ends: 2738 [2024-10-14 12:57:16,516 INFO L226 Difference]: Without dead ends: 2220 [2024-10-14 12:57:16,519 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-10-14 12:57:16,520 INFO L432 NwaCegarLoop]: 1042 mSDtfsCounter, 1641 mSDsluCounter, 2255 mSDsCounter, 0 mSdLazyCounter, 224 mSolverCounterSat, 261 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1641 SdHoareTripleChecker+Valid, 3297 SdHoareTripleChecker+Invalid, 485 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 261 IncrementalHoareTripleChecker+Valid, 224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-10-14 12:57:16,520 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1641 Valid, 3297 Invalid, 485 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [261 Valid, 224 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-10-14 12:57:16,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2220 states. [2024-10-14 12:57:16,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2220 to 1720. [2024-10-14 12:57:16,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1720 states, 1270 states have (on average 1.5133858267716536) internal successors, (1922), 1273 states have internal predecessors, (1922), 442 states have call successors, (442), 7 states have call predecessors, (442), 7 states have return successors, (442), 439 states have call predecessors, (442), 442 states have call successors, (442) [2024-10-14 12:57:16,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1720 states and 2806 transitions. [2024-10-14 12:57:16,717 INFO L78 Accepts]: Start accepts. Automaton has 1720 states and 2806 transitions. Word has length 438 [2024-10-14 12:57:16,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:57:16,718 INFO L471 AbstractCegarLoop]: Abstraction has 1720 states and 2806 transitions. [2024-10-14 12:57:16,719 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 24.2) internal successors, (121), 6 states have internal predecessors, (121), 2 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 2 states have call successors, (64) [2024-10-14 12:57:16,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1720 states and 2806 transitions. [2024-10-14 12:57:16,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2024-10-14 12:57:16,726 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:57:16,726 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:57:16,727 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-14 12:57:16,727 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:57:16,727 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:57:16,727 INFO L85 PathProgramCache]: Analyzing trace with hash -1798345450, now seen corresponding path program 1 times [2024-10-14 12:57:16,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:57:16,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395077913] [2024-10-14 12:57:16,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:57:16,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:57:16,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:57:17,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:57:17,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:57:17,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:57:17,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:57:17,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:57:17,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:57:17,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 12:57:17,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 12:57:17,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 12:57:17,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 12:57:17,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:57:17,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:57:17,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:57:17,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:57:17,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:57:17,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:57:17,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:57:17,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:57:17,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-14 12:57:17,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 12:57:17,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 12:57:17,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-14 12:57:17,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-14 12:57:17,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 12:57:17,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 12:57:17,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 12:57:17,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 12:57:17,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:57:17,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:57:17,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:57:17,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:57:17,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:57:17,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:57:17,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:57:17,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:57:17,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:57:17,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:57:17,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:57:17,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:57:17,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:57:17,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:57:17,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:57:17,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:57:17,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:57:17,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:57:17,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:57:17,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:57:17,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:57:17,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:57:17,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 12:57:17,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:57:17,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:57:17,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 12:57:17,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:57:17,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:57:17,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:57:17,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:57:17,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:57:17,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:57:17,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:57:17,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:57:17,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 12:57:17,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:57:17,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:17,664 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-14 12:57:17,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:57:17,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [395077913] [2024-10-14 12:57:17,665 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [395077913] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:57:17,665 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:57:17,666 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 12:57:17,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158354481] [2024-10-14 12:57:17,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:57:17,667 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 12:57:17,667 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:57:17,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 12:57:17,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 12:57:17,668 INFO L87 Difference]: Start difference. First operand 1720 states and 2806 transitions. Second operand has 4 states, 4 states have (on average 30.5) internal successors, (122), 4 states have internal predecessors, (122), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-14 12:57:18,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:57:18,120 INFO L93 Difference]: Finished difference Result 3842 states and 6276 transitions. [2024-10-14 12:57:18,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 12:57:18,122 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.5) internal successors, (122), 4 states have internal predecessors, (122), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) Word has length 439 [2024-10-14 12:57:18,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:57:18,135 INFO L225 Difference]: With dead ends: 3842 [2024-10-14 12:57:18,135 INFO L226 Difference]: Without dead ends: 2253 [2024-10-14 12:57:18,140 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 12:57:18,141 INFO L432 NwaCegarLoop]: 457 mSDtfsCounter, 391 mSDsluCounter, 889 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 193 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 391 SdHoareTripleChecker+Valid, 1346 SdHoareTripleChecker+Invalid, 249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 193 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 12:57:18,141 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [391 Valid, 1346 Invalid, 249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [193 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 12:57:18,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2253 states. [2024-10-14 12:57:18,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2253 to 1720. [2024-10-14 12:57:18,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1720 states, 1270 states have (on average 1.5125984251968505) internal successors, (1921), 1273 states have internal predecessors, (1921), 442 states have call successors, (442), 7 states have call predecessors, (442), 7 states have return successors, (442), 439 states have call predecessors, (442), 442 states have call successors, (442) [2024-10-14 12:57:18,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1720 states and 2805 transitions. [2024-10-14 12:57:18,302 INFO L78 Accepts]: Start accepts. Automaton has 1720 states and 2805 transitions. Word has length 439 [2024-10-14 12:57:18,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:57:18,304 INFO L471 AbstractCegarLoop]: Abstraction has 1720 states and 2805 transitions. [2024-10-14 12:57:18,304 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.5) internal successors, (122), 4 states have internal predecessors, (122), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-14 12:57:18,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1720 states and 2805 transitions. [2024-10-14 12:57:18,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2024-10-14 12:57:18,313 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:57:18,313 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:57:18,314 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-14 12:57:18,314 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:57:18,314 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:57:18,314 INFO L85 PathProgramCache]: Analyzing trace with hash 956552406, now seen corresponding path program 1 times [2024-10-14 12:57:18,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:57:18,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221335737] [2024-10-14 12:57:18,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:57:18,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:57:18,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:57:18,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:57:18,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:57:18,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:57:18,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:57:18,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:57:18,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:57:18,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 12:57:18,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 12:57:18,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 12:57:18,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 12:57:18,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:57:18,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:57:18,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:57:18,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:57:18,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:57:18,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:57:18,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:57:18,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:57:18,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-14 12:57:18,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 12:57:18,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 12:57:18,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-14 12:57:18,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-14 12:57:18,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 12:57:18,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 12:57:18,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 12:57:18,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 12:57:18,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:57:18,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:57:18,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:57:18,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:57:18,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:57:18,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:57:18,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:57:18,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:57:18,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:57:18,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:57:18,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:57:18,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:57:18,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:57:18,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:57:18,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:57:18,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:57:18,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:57:18,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:57:18,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:57:18,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:57:18,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:57:18,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:57:18,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 12:57:18,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:57:18,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:57:18,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 12:57:18,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:57:18,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:57:18,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:57:18,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:57:18,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:57:18,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:57:18,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:57:18,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:57:18,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 12:57:18,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:57:18,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:18,904 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-14 12:57:18,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:57:18,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221335737] [2024-10-14 12:57:18,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1221335737] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:57:18,904 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:57:18,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 12:57:18,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078666565] [2024-10-14 12:57:18,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:57:18,905 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 12:57:18,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:57:18,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 12:57:18,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:57:18,907 INFO L87 Difference]: Start difference. First operand 1720 states and 2805 transitions. Second operand has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-14 12:57:19,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:57:19,113 INFO L93 Difference]: Finished difference Result 3827 states and 6246 transitions. [2024-10-14 12:57:19,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 12:57:19,114 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) Word has length 439 [2024-10-14 12:57:19,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:57:19,134 INFO L225 Difference]: With dead ends: 3827 [2024-10-14 12:57:19,135 INFO L226 Difference]: Without dead ends: 3309 [2024-10-14 12:57:19,139 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:57:19,140 INFO L432 NwaCegarLoop]: 631 mSDtfsCounter, 322 mSDsluCounter, 440 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 322 SdHoareTripleChecker+Valid, 1071 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 12:57:19,140 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [322 Valid, 1071 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 12:57:19,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3309 states. [2024-10-14 12:57:19,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3309 to 1719. [2024-10-14 12:57:19,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1719 states, 1269 states have (on average 1.5122143420015761) internal successors, (1919), 1272 states have internal predecessors, (1919), 442 states have call successors, (442), 7 states have call predecessors, (442), 7 states have return successors, (442), 439 states have call predecessors, (442), 442 states have call successors, (442) [2024-10-14 12:57:19,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 1719 states and 2803 transitions. [2024-10-14 12:57:19,328 INFO L78 Accepts]: Start accepts. Automaton has 1719 states and 2803 transitions. Word has length 439 [2024-10-14 12:57:19,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:57:19,328 INFO L471 AbstractCegarLoop]: Abstraction has 1719 states and 2803 transitions. [2024-10-14 12:57:19,329 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-14 12:57:19,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1719 states and 2803 transitions. [2024-10-14 12:57:19,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2024-10-14 12:57:19,336 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:57:19,337 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:57:19,337 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-14 12:57:19,337 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:57:19,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:57:19,337 INFO L85 PathProgramCache]: Analyzing trace with hash -2122261164, now seen corresponding path program 1 times [2024-10-14 12:57:19,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:57:19,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420406643] [2024-10-14 12:57:19,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:57:19,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:57:19,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:57:19,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:57:19,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:57:19,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:57:19,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:57:19,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:57:19,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:57:19,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 12:57:19,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 12:57:19,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 12:57:19,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 12:57:19,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:57:19,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:57:19,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:57:19,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:57:19,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:57:19,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:57:19,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:57:19,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:57:19,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-14 12:57:19,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 12:57:19,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 12:57:19,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-14 12:57:19,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-14 12:57:19,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 12:57:19,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 12:57:19,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 12:57:19,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 12:57:19,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:57:19,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:57:19,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:57:19,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:57:19,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:19,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:57:20,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:57:20,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:57:20,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:57:20,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:57:20,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:57:20,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:57:20,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:57:20,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:57:20,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:57:20,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:57:20,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:57:20,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:57:20,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:57:20,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:57:20,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:57:20,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:57:20,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:57:20,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 12:57:20,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:57:20,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:57:20,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 12:57:20,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:57:20,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:57:20,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:57:20,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:57:20,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:57:20,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:57:20,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:57:20,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:57:20,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 12:57:20,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:57:20,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:20,180 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-14 12:57:20,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:57:20,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420406643] [2024-10-14 12:57:20,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420406643] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:57:20,180 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:57:20,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-14 12:57:20,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245693690] [2024-10-14 12:57:20,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:57:20,181 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 12:57:20,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:57:20,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 12:57:20,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-14 12:57:20,182 INFO L87 Difference]: Start difference. First operand 1719 states and 2803 transitions. Second operand has 5 states, 5 states have (on average 24.4) internal successors, (122), 5 states have internal predecessors, (122), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-14 12:57:20,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:57:20,985 INFO L93 Difference]: Finished difference Result 3304 states and 5400 transitions. [2024-10-14 12:57:20,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-14 12:57:20,986 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.4) internal successors, (122), 5 states have internal predecessors, (122), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) Word has length 439 [2024-10-14 12:57:20,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:57:21,000 INFO L225 Difference]: With dead ends: 3304 [2024-10-14 12:57:21,000 INFO L226 Difference]: Without dead ends: 2786 [2024-10-14 12:57:21,003 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-14 12:57:21,006 INFO L432 NwaCegarLoop]: 686 mSDtfsCounter, 617 mSDsluCounter, 1379 mSDsCounter, 0 mSdLazyCounter, 296 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 617 SdHoareTripleChecker+Valid, 2065 SdHoareTripleChecker+Invalid, 490 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 296 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-14 12:57:21,006 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [617 Valid, 2065 Invalid, 490 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 296 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-14 12:57:21,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2786 states. [2024-10-14 12:57:21,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2786 to 1935. [2024-10-14 12:57:21,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1935 states, 1485 states have (on average 1.5393939393939393) internal successors, (2286), 1488 states have internal predecessors, (2286), 442 states have call successors, (442), 7 states have call predecessors, (442), 7 states have return successors, (442), 439 states have call predecessors, (442), 442 states have call successors, (442) [2024-10-14 12:57:21,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 1935 states and 3170 transitions. [2024-10-14 12:57:21,185 INFO L78 Accepts]: Start accepts. Automaton has 1935 states and 3170 transitions. Word has length 439 [2024-10-14 12:57:21,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:57:21,186 INFO L471 AbstractCegarLoop]: Abstraction has 1935 states and 3170 transitions. [2024-10-14 12:57:21,186 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.4) internal successors, (122), 5 states have internal predecessors, (122), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-14 12:57:21,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 3170 transitions. [2024-10-14 12:57:21,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 441 [2024-10-14 12:57:21,190 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:57:21,190 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:57:21,190 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-14 12:57:21,191 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:57:21,191 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:57:21,191 INFO L85 PathProgramCache]: Analyzing trace with hash 998901050, now seen corresponding path program 1 times [2024-10-14 12:57:21,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:57:21,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733764685] [2024-10-14 12:57:21,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:57:21,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:57:21,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:21,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:57:21,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:21,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:57:21,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:21,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:57:21,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:21,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:57:21,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:21,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:57:21,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:21,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:57:21,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:21,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:57:21,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:21,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 12:57:21,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:21,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 12:57:21,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:21,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 12:57:21,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:21,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 12:57:21,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:21,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:57:21,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:21,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:57:21,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:21,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:57:21,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:21,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:57:21,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:57:22,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:57:22,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:57:22,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:57:22,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-14 12:57:22,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 12:57:22,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 12:57:22,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-14 12:57:22,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-14 12:57:22,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 12:57:22,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 12:57:22,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 12:57:22,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 12:57:22,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:57:22,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:57:22,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:57:22,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:57:22,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:57:22,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:57:22,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:57:22,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:57:22,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:57:22,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:57:22,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:57:22,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:57:22,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:57:22,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:57:22,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:57:22,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:57:22,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:57:22,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:57:22,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:57:22,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:57:22,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:57:22,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:57:22,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 12:57:22,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:57:22,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:57:22,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 12:57:22,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:57:22,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:57:22,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:57:22,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:57:22,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:57:22,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:57:22,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:57:22,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:57:22,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 12:57:22,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:57:22,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:22,230 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-14 12:57:22,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:57:22,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733764685] [2024-10-14 12:57:22,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733764685] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:57:22,231 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:57:22,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 12:57:22,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315803415] [2024-10-14 12:57:22,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:57:22,232 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 12:57:22,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:57:22,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 12:57:22,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 12:57:22,233 INFO L87 Difference]: Start difference. First operand 1935 states and 3170 transitions. Second operand has 4 states, 4 states have (on average 30.75) internal successors, (123), 4 states have internal predecessors, (123), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-14 12:57:22,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:57:22,659 INFO L93 Difference]: Finished difference Result 6748 states and 11067 transitions. [2024-10-14 12:57:22,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 12:57:22,659 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.75) internal successors, (123), 4 states have internal predecessors, (123), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) Word has length 440 [2024-10-14 12:57:22,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:57:22,682 INFO L225 Difference]: With dead ends: 6748 [2024-10-14 12:57:22,682 INFO L226 Difference]: Without dead ends: 4951 [2024-10-14 12:57:22,687 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 12:57:22,688 INFO L432 NwaCegarLoop]: 461 mSDtfsCounter, 960 mSDsluCounter, 916 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 960 SdHoareTripleChecker+Valid, 1377 SdHoareTripleChecker+Invalid, 221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 12:57:22,688 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [960 Valid, 1377 Invalid, 221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 12:57:22,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4951 states. [2024-10-14 12:57:22,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4951 to 3655. [2024-10-14 12:57:22,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3655 states, 2821 states have (on average 1.5363346331088266) internal successors, (4334), 2827 states have internal predecessors, (4334), 820 states have call successors, (820), 13 states have call predecessors, (820), 13 states have return successors, (820), 814 states have call predecessors, (820), 820 states have call successors, (820) [2024-10-14 12:57:22,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3655 states to 3655 states and 5974 transitions. [2024-10-14 12:57:22,975 INFO L78 Accepts]: Start accepts. Automaton has 3655 states and 5974 transitions. Word has length 440 [2024-10-14 12:57:22,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:57:22,976 INFO L471 AbstractCegarLoop]: Abstraction has 3655 states and 5974 transitions. [2024-10-14 12:57:22,977 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.75) internal successors, (123), 4 states have internal predecessors, (123), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-14 12:57:22,977 INFO L276 IsEmpty]: Start isEmpty. Operand 3655 states and 5974 transitions. [2024-10-14 12:57:22,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 441 [2024-10-14 12:57:22,981 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:57:22,982 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:57:22,982 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-14 12:57:22,982 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:57:22,982 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:57:22,983 INFO L85 PathProgramCache]: Analyzing trace with hash 1200724984, now seen corresponding path program 1 times [2024-10-14 12:57:22,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:57:22,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870612391] [2024-10-14 12:57:22,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:57:22,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:57:23,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:23,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:57:23,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:23,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:57:23,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:23,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:57:23,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:23,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:57:23,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:23,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:57:23,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:23,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:57:23,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:23,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:57:23,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:23,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 12:57:23,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:23,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 12:57:23,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:23,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 12:57:23,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:23,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 12:57:23,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:23,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:57:23,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:23,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:57:23,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:23,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:57:23,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:23,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:57:23,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:23,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:57:23,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:23,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:57:23,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:23,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:57:23,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:23,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:57:23,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:23,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-14 12:57:23,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:23,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 12:57:23,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:23,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 12:57:23,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:23,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-14 12:57:23,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:23,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-14 12:57:23,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:23,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 12:57:23,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:23,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 12:57:23,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:23,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 12:57:23,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:23,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 12:57:23,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:57:24,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:57:24,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:57:24,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:57:24,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:57:24,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:57:24,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:57:24,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:57:24,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:57:24,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:57:24,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:57:24,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:57:24,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:57:24,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:57:24,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:57:24,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:57:24,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:57:24,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:57:24,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:57:24,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:57:24,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:57:24,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:57:24,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 12:57:24,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:57:24,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:57:24,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 12:57:24,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:57:24,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:57:24,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:57:24,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:57:24,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:57:24,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:57:24,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:57:24,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:57:24,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 12:57:24,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:57:24,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:24,265 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-14 12:57:24,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:57:24,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870612391] [2024-10-14 12:57:24,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [870612391] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:57:24,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:57:24,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 12:57:24,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854634102] [2024-10-14 12:57:24,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:57:24,267 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 12:57:24,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:57:24,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 12:57:24,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 12:57:24,269 INFO L87 Difference]: Start difference. First operand 3655 states and 5974 transitions. Second operand has 4 states, 4 states have (on average 30.75) internal successors, (123), 4 states have internal predecessors, (123), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-14 12:57:24,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:57:24,800 INFO L93 Difference]: Finished difference Result 8298 states and 13549 transitions. [2024-10-14 12:57:24,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 12:57:24,801 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.75) internal successors, (123), 4 states have internal predecessors, (123), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) Word has length 440 [2024-10-14 12:57:24,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:57:24,826 INFO L225 Difference]: With dead ends: 8298 [2024-10-14 12:57:24,826 INFO L226 Difference]: Without dead ends: 4755 [2024-10-14 12:57:24,838 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 12:57:24,838 INFO L432 NwaCegarLoop]: 452 mSDtfsCounter, 467 mSDsluCounter, 887 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 467 SdHoareTripleChecker+Valid, 1339 SdHoareTripleChecker+Invalid, 257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 12:57:24,839 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [467 Valid, 1339 Invalid, 257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 12:57:24,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4755 states. [2024-10-14 12:57:25,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4755 to 4489. [2024-10-14 12:57:25,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4489 states, 3655 states have (on average 1.5636114911080712) internal successors, (5715), 3661 states have internal predecessors, (5715), 820 states have call successors, (820), 13 states have call predecessors, (820), 13 states have return successors, (820), 814 states have call predecessors, (820), 820 states have call successors, (820) [2024-10-14 12:57:25,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 4489 states and 7355 transitions. [2024-10-14 12:57:25,134 INFO L78 Accepts]: Start accepts. Automaton has 4489 states and 7355 transitions. Word has length 440 [2024-10-14 12:57:25,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:57:25,135 INFO L471 AbstractCegarLoop]: Abstraction has 4489 states and 7355 transitions. [2024-10-14 12:57:25,136 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.75) internal successors, (123), 4 states have internal predecessors, (123), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-14 12:57:25,136 INFO L276 IsEmpty]: Start isEmpty. Operand 4489 states and 7355 transitions. [2024-10-14 12:57:25,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2024-10-14 12:57:25,141 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:57:25,141 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:57:25,141 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-14 12:57:25,142 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:57:25,142 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:57:25,142 INFO L85 PathProgramCache]: Analyzing trace with hash 516851696, now seen corresponding path program 1 times [2024-10-14 12:57:25,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:57:25,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120609572] [2024-10-14 12:57:25,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:57:25,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:57:25,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:57:25,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:57:25,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:57:25,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:57:25,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:57:25,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:57:25,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:57:25,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 12:57:25,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 12:57:25,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 12:57:25,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 12:57:25,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:57:25,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:57:25,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:57:25,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:57:25,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:57:25,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:57:25,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:57:25,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:57:25,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-14 12:57:25,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 12:57:25,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 12:57:25,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-14 12:57:25,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-14 12:57:25,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 12:57:25,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 12:57:25,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 12:57:25,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 12:57:25,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:57:25,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:57:25,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:57:25,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:57:25,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:57:25,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:57:25,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:57:25,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:57:25,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:57:25,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:57:25,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:57:25,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:57:25,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:57:25,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:57:25,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:57:25,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:57:25,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:57:25,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:57:25,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:57:25,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:57:25,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:57:25,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:57:25,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 12:57:25,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:57:25,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:57:25,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 12:57:25,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:57:25,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:57:25,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:57:25,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:57:25,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:57:25,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:57:25,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:57:25,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:57:25,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 12:57:25,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:57:25,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:25,936 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-14 12:57:25,937 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:57:25,937 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1120609572] [2024-10-14 12:57:25,937 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1120609572] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:57:25,937 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:57:25,937 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-14 12:57:25,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492503755] [2024-10-14 12:57:25,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:57:25,938 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 12:57:25,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:57:25,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 12:57:25,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 12:57:25,940 INFO L87 Difference]: Start difference. First operand 4489 states and 7355 transitions. Second operand has 5 states, 5 states have (on average 24.8) internal successors, (124), 5 states have internal predecessors, (124), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-14 12:57:26,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:57:26,898 INFO L93 Difference]: Finished difference Result 12632 states and 20612 transitions. [2024-10-14 12:57:26,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 12:57:26,899 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.8) internal successors, (124), 5 states have internal predecessors, (124), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) Word has length 441 [2024-10-14 12:57:26,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:57:26,941 INFO L225 Difference]: With dead ends: 12632 [2024-10-14 12:57:26,942 INFO L226 Difference]: Without dead ends: 9106 [2024-10-14 12:57:26,958 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-10-14 12:57:26,958 INFO L432 NwaCegarLoop]: 649 mSDtfsCounter, 1001 mSDsluCounter, 897 mSDsCounter, 0 mSdLazyCounter, 423 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1001 SdHoareTripleChecker+Valid, 1546 SdHoareTripleChecker+Invalid, 456 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 423 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-14 12:57:26,959 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1001 Valid, 1546 Invalid, 456 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 423 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-14 12:57:26,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9106 states. [2024-10-14 12:57:27,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9106 to 9094. [2024-10-14 12:57:27,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9094 states, 7659 states have (on average 1.5750097924010968) internal successors, (12063), 7677 states have internal predecessors, (12063), 1404 states have call successors, (1404), 30 states have call predecessors, (1404), 30 states have return successors, (1404), 1386 states have call predecessors, (1404), 1404 states have call successors, (1404) [2024-10-14 12:57:27,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9094 states to 9094 states and 14871 transitions. [2024-10-14 12:57:27,480 INFO L78 Accepts]: Start accepts. Automaton has 9094 states and 14871 transitions. Word has length 441 [2024-10-14 12:57:27,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:57:27,483 INFO L471 AbstractCegarLoop]: Abstraction has 9094 states and 14871 transitions. [2024-10-14 12:57:27,483 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.8) internal successors, (124), 5 states have internal predecessors, (124), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-14 12:57:27,484 INFO L276 IsEmpty]: Start isEmpty. Operand 9094 states and 14871 transitions. [2024-10-14 12:57:27,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2024-10-14 12:57:27,491 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:57:27,491 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:57:27,491 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-14 12:57:27,491 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:57:27,492 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:57:27,492 INFO L85 PathProgramCache]: Analyzing trace with hash -437088462, now seen corresponding path program 1 times [2024-10-14 12:57:27,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:57:27,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910105387] [2024-10-14 12:57:27,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:57:27,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:57:27,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:57:28,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:57:28,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:57:28,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:57:28,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:57:28,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:57:28,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:57:28,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 12:57:28,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 12:57:28,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 12:57:28,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 12:57:28,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:57:28,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:57:28,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:57:28,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:57:28,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:57:28,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:57:28,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:57:28,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:57:28,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-14 12:57:28,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 12:57:28,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 12:57:28,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-14 12:57:28,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-14 12:57:28,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 12:57:28,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 12:57:28,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 12:57:28,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 12:57:28,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:57:28,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:57:28,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:57:28,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:57:28,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:57:28,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:57:28,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:57:28,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:57:28,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:57:28,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:57:28,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:57:28,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:57:28,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:57:28,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:57:28,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:57:28,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:57:28,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:57:28,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:57:28,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:57:28,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:57:28,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:57:28,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:57:28,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 12:57:28,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:57:28,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:57:28,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 12:57:28,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:57:28,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:57:28,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:57:28,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:57:28,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:57:28,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:57:28,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:57:28,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:57:28,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 12:57:28,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:57:28,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:28,192 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-14 12:57:28,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:57:28,193 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1910105387] [2024-10-14 12:57:28,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1910105387] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:57:28,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:57:28,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 12:57:28,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262144764] [2024-10-14 12:57:28,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:57:28,194 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 12:57:28,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:57:28,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 12:57:28,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-10-14 12:57:28,195 INFO L87 Difference]: Start difference. First operand 9094 states and 14871 transitions. Second operand has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 6 states have internal predecessors, (124), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-14 12:57:29,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:57:29,503 INFO L93 Difference]: Finished difference Result 27442 states and 44750 transitions. [2024-10-14 12:57:29,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-14 12:57:29,504 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 6 states have internal predecessors, (124), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) Word has length 441 [2024-10-14 12:57:29,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:57:29,658 INFO L225 Difference]: With dead ends: 27442 [2024-10-14 12:57:29,658 INFO L226 Difference]: Without dead ends: 19320 [2024-10-14 12:57:29,671 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-14 12:57:29,672 INFO L432 NwaCegarLoop]: 797 mSDtfsCounter, 1132 mSDsluCounter, 1858 mSDsCounter, 0 mSdLazyCounter, 621 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1132 SdHoareTripleChecker+Valid, 2655 SdHoareTripleChecker+Invalid, 680 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 621 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-10-14 12:57:29,672 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1132 Valid, 2655 Invalid, 680 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 621 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-10-14 12:57:29,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19320 states. [2024-10-14 12:57:30,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19320 to 13319. [2024-10-14 12:57:30,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13319 states, 11752 states have (on average 1.5981960517358746) internal successors, (18782), 11782 states have internal predecessors, (18782), 1524 states have call successors, (1524), 42 states have call predecessors, (1524), 42 states have return successors, (1524), 1494 states have call predecessors, (1524), 1524 states have call successors, (1524) [2024-10-14 12:57:30,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13319 states to 13319 states and 21830 transitions. [2024-10-14 12:57:30,650 INFO L78 Accepts]: Start accepts. Automaton has 13319 states and 21830 transitions. Word has length 441 [2024-10-14 12:57:30,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:57:30,651 INFO L471 AbstractCegarLoop]: Abstraction has 13319 states and 21830 transitions. [2024-10-14 12:57:30,651 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 6 states have internal predecessors, (124), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-14 12:57:30,651 INFO L276 IsEmpty]: Start isEmpty. Operand 13319 states and 21830 transitions. [2024-10-14 12:57:30,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2024-10-14 12:57:30,663 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:57:30,663 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:57:30,663 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-14 12:57:30,664 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:57:30,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:57:30,664 INFO L85 PathProgramCache]: Analyzing trace with hash -2064639917, now seen corresponding path program 1 times [2024-10-14 12:57:30,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:57:30,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029296115] [2024-10-14 12:57:30,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:57:30,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:57:31,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:57:31,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:57:31,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:57:31,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:57:31,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:57:31,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:57:31,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:57:31,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 12:57:31,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 12:57:31,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 12:57:31,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 12:57:31,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:57:31,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:57:31,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:57:31,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:57:31,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:57:31,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:57:31,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:57:31,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:57:31,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-14 12:57:31,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 12:57:31,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 12:57:31,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-14 12:57:31,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-14 12:57:31,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 12:57:31,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 12:57:31,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 12:57:31,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 12:57:31,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:57:31,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:57:31,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:57:31,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:57:31,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:57:31,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:57:31,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:57:31,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:57:31,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:57:31,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:57:31,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:57:31,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:57:31,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:57:31,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:57:31,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:57:31,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:57:31,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:57:31,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:57:31,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:57:31,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:57:31,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:57:31,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:57:31,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 12:57:31,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:57:31,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:57:31,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 12:57:31,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:57:31,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:57:31,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:57:31,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:57:31,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:57:31,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:57:31,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:57:31,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:57:31,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 12:57:31,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:57:31,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:31,960 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-14 12:57:31,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:57:31,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029296115] [2024-10-14 12:57:31,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029296115] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:57:31,961 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:57:31,961 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 12:57:31,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345311682] [2024-10-14 12:57:31,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:57:31,962 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 12:57:31,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:57:31,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 12:57:31,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 12:57:31,963 INFO L87 Difference]: Start difference. First operand 13319 states and 21830 transitions. Second operand has 4 states, 4 states have (on average 31.25) internal successors, (125), 4 states have internal predecessors, (125), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-14 12:57:32,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:57:32,683 INFO L93 Difference]: Finished difference Result 36896 states and 60446 transitions. [2024-10-14 12:57:32,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 12:57:32,684 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.25) internal successors, (125), 4 states have internal predecessors, (125), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) Word has length 442 [2024-10-14 12:57:32,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:57:32,765 INFO L225 Difference]: With dead ends: 36896 [2024-10-14 12:57:32,765 INFO L226 Difference]: Without dead ends: 24325 [2024-10-14 12:57:32,801 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 12:57:32,802 INFO L432 NwaCegarLoop]: 451 mSDtfsCounter, 255 mSDsluCounter, 850 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 255 SdHoareTripleChecker+Valid, 1301 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 12:57:32,802 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [255 Valid, 1301 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 12:57:32,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24325 states. [2024-10-14 12:57:33,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24325 to 24303. [2024-10-14 12:57:33,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24303 states, 22195 states have (on average 1.6065330029285876) internal successors, (35657), 22265 states have internal predecessors, (35657), 2024 states have call successors, (2024), 83 states have call predecessors, (2024), 83 states have return successors, (2024), 1954 states have call predecessors, (2024), 2024 states have call successors, (2024) [2024-10-14 12:57:33,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24303 states to 24303 states and 39705 transitions. [2024-10-14 12:57:33,920 INFO L78 Accepts]: Start accepts. Automaton has 24303 states and 39705 transitions. Word has length 442 [2024-10-14 12:57:33,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:57:33,921 INFO L471 AbstractCegarLoop]: Abstraction has 24303 states and 39705 transitions. [2024-10-14 12:57:33,922 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.25) internal successors, (125), 4 states have internal predecessors, (125), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-14 12:57:33,922 INFO L276 IsEmpty]: Start isEmpty. Operand 24303 states and 39705 transitions. [2024-10-14 12:57:33,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2024-10-14 12:57:33,938 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:57:33,938 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:57:33,938 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-14 12:57:33,939 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:57:33,939 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:57:33,939 INFO L85 PathProgramCache]: Analyzing trace with hash 909768413, now seen corresponding path program 1 times [2024-10-14 12:57:33,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:57:33,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197328725] [2024-10-14 12:57:33,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:57:33,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:57:34,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:57:35,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:57:35,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:57:35,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:57:35,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:57:35,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:57:35,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:57:35,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 12:57:35,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 12:57:35,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 12:57:35,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 12:57:35,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:57:35,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:57:35,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:57:35,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:57:35,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:57:35,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:57:35,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:57:35,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:57:35,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-14 12:57:35,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 12:57:35,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 12:57:35,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-14 12:57:35,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-14 12:57:35,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 12:57:35,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 12:57:35,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 12:57:35,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 12:57:35,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:57:35,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:57:35,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:57:35,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:57:35,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:57:35,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:57:35,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:57:35,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:57:35,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:57:35,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:57:35,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:57:35,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:57:35,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:57:35,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:57:35,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:57:35,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:57:35,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:57:35,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:57:35,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:57:35,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:57:35,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:57:35,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:57:35,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 12:57:35,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:57:35,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:57:35,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 12:57:35,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:57:35,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:57:35,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:57:35,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:57:35,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:57:35,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:57:35,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:57:35,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:57:35,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 12:57:35,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:57:35,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:35,341 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-14 12:57:35,341 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:57:35,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [197328725] [2024-10-14 12:57:35,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [197328725] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:57:35,341 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:57:35,341 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 12:57:35,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643597969] [2024-10-14 12:57:35,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:57:35,342 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 12:57:35,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:57:35,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 12:57:35,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-14 12:57:35,343 INFO L87 Difference]: Start difference. First operand 24303 states and 39705 transitions. Second operand has 6 states, 6 states have (on average 21.0) internal successors, (126), 6 states have internal predecessors, (126), 2 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2024-10-14 12:57:36,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:57:36,783 INFO L93 Difference]: Finished difference Result 52814 states and 86070 transitions. [2024-10-14 12:57:36,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 12:57:36,784 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.0) internal successors, (126), 6 states have internal predecessors, (126), 2 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) Word has length 443 [2024-10-14 12:57:36,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:57:36,882 INFO L225 Difference]: With dead ends: 52814 [2024-10-14 12:57:36,883 INFO L226 Difference]: Without dead ends: 33093 [2024-10-14 12:57:36,932 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-10-14 12:57:36,932 INFO L432 NwaCegarLoop]: 570 mSDtfsCounter, 441 mSDsluCounter, 1513 mSDsCounter, 0 mSdLazyCounter, 647 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 441 SdHoareTripleChecker+Valid, 2083 SdHoareTripleChecker+Invalid, 648 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 647 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-10-14 12:57:36,933 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [441 Valid, 2083 Invalid, 648 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 647 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-10-14 12:57:36,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33093 states. [2024-10-14 12:57:38,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33093 to 33059. [2024-10-14 12:57:38,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33059 states, 30135 states have (on average 1.601360544217687) internal successors, (48257), 30233 states have internal predecessors, (48257), 2808 states have call successors, (2808), 115 states have call predecessors, (2808), 115 states have return successors, (2808), 2710 states have call predecessors, (2808), 2808 states have call successors, (2808) [2024-10-14 12:57:38,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33059 states to 33059 states and 53873 transitions. [2024-10-14 12:57:38,889 INFO L78 Accepts]: Start accepts. Automaton has 33059 states and 53873 transitions. Word has length 443 [2024-10-14 12:57:38,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:57:38,890 INFO L471 AbstractCegarLoop]: Abstraction has 33059 states and 53873 transitions. [2024-10-14 12:57:38,890 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.0) internal successors, (126), 6 states have internal predecessors, (126), 2 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2024-10-14 12:57:38,890 INFO L276 IsEmpty]: Start isEmpty. Operand 33059 states and 53873 transitions. [2024-10-14 12:57:38,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2024-10-14 12:57:38,911 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:57:38,911 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:57:38,912 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-14 12:57:38,912 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:57:38,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:57:38,913 INFO L85 PathProgramCache]: Analyzing trace with hash 1402394587, now seen corresponding path program 1 times [2024-10-14 12:57:38,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:57:38,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848113968] [2024-10-14 12:57:38,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:57:38,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:57:39,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:57:39,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:57:39,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:57:39,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:57:39,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:57:39,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:57:39,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:57:39,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 12:57:39,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 12:57:39,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 12:57:39,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 12:57:39,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:57:39,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:57:39,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:57:39,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:57:39,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:57:39,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:57:39,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:57:39,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:57:39,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-14 12:57:39,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 12:57:39,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 12:57:39,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-14 12:57:39,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-14 12:57:39,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 12:57:39,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 12:57:39,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 12:57:39,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 12:57:39,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:57:39,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:57:39,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:57:39,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:57:39,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:57:39,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:57:39,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:57:39,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:57:39,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:57:39,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:57:39,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:57:39,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:57:39,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:57:39,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:57:39,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:57:39,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:57:39,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:57:39,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:39,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:57:40,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:40,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:57:40,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:40,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:57:40,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:40,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:57:40,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:40,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:57:40,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:40,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 12:57:40,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:40,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:57:40,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:40,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:57:40,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:40,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 12:57:40,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:40,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:57:40,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:40,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:57:40,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:40,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:57:40,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:40,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:57:40,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:40,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:57:40,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:40,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:57:40,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:40,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:57:40,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:40,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:57:40,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:40,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 12:57:40,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:40,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:57:40,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:40,181 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-14 12:57:40,181 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:57:40,181 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848113968] [2024-10-14 12:57:40,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848113968] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:57:40,182 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:57:40,182 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 12:57:40,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900004567] [2024-10-14 12:57:40,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:57:40,183 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 12:57:40,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:57:40,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 12:57:40,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-14 12:57:40,184 INFO L87 Difference]: Start difference. First operand 33059 states and 53873 transitions. Second operand has 6 states, 6 states have (on average 21.0) internal successors, (126), 6 states have internal predecessors, (126), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-14 12:57:42,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:57:42,308 INFO L93 Difference]: Finished difference Result 74632 states and 121507 transitions. [2024-10-14 12:57:42,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 12:57:42,308 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.0) internal successors, (126), 6 states have internal predecessors, (126), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) Word has length 443 [2024-10-14 12:57:42,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:57:42,449 INFO L225 Difference]: With dead ends: 74632 [2024-10-14 12:57:42,449 INFO L226 Difference]: Without dead ends: 60835 [2024-10-14 12:57:42,474 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-10-14 12:57:42,475 INFO L432 NwaCegarLoop]: 778 mSDtfsCounter, 571 mSDsluCounter, 2105 mSDsCounter, 0 mSdLazyCounter, 717 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 571 SdHoareTripleChecker+Valid, 2883 SdHoareTripleChecker+Invalid, 725 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 717 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-10-14 12:57:42,475 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [571 Valid, 2883 Invalid, 725 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 717 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-10-14 12:57:42,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60835 states. [2024-10-14 12:57:44,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60835 to 54421. [2024-10-14 12:57:44,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54421 states, 50273 states have (on average 1.6103475026356096) internal successors, (80957), 50413 states have internal predecessors, (80957), 3984 states have call successors, (3984), 163 states have call predecessors, (3984), 163 states have return successors, (3984), 3844 states have call predecessors, (3984), 3984 states have call successors, (3984) [2024-10-14 12:57:44,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54421 states to 54421 states and 88925 transitions. [2024-10-14 12:57:44,957 INFO L78 Accepts]: Start accepts. Automaton has 54421 states and 88925 transitions. Word has length 443 [2024-10-14 12:57:44,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:57:44,958 INFO L471 AbstractCegarLoop]: Abstraction has 54421 states and 88925 transitions. [2024-10-14 12:57:44,959 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.0) internal successors, (126), 6 states have internal predecessors, (126), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-14 12:57:44,959 INFO L276 IsEmpty]: Start isEmpty. Operand 54421 states and 88925 transitions. [2024-10-14 12:57:44,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2024-10-14 12:57:44,993 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:57:44,993 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:57:44,993 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-14 12:57:44,994 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:57:44,994 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:57:44,994 INFO L85 PathProgramCache]: Analyzing trace with hash 96471028, now seen corresponding path program 1 times [2024-10-14 12:57:44,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:57:44,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499040739] [2024-10-14 12:57:44,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:57:44,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:57:46,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:57:46,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:57:46,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:57:46,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:57:46,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:57:46,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:57:46,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:57:46,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 12:57:46,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 12:57:46,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 12:57:46,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 12:57:46,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:57:46,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:57:46,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:57:46,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:57:46,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:57:46,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:57:46,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:57:46,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:57:46,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-14 12:57:46,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 12:57:46,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 12:57:46,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-14 12:57:46,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-14 12:57:46,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 12:57:46,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 12:57:46,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 12:57:46,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 12:57:46,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:57:46,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:57:46,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:57:46,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:57:46,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:57:46,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:57:46,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:57:46,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:57:46,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:57:46,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:57:46,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:57:46,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:57:46,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:57:46,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:57:46,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:57:46,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:57:46,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:57:46,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:57:46,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:57:46,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:57:46,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:57:46,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:57:46,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 12:57:46,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:57:46,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:57:46,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 12:57:46,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:57:46,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:57:46,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:57:46,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:57:46,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:57:46,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:57:46,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:57:46,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:57:46,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 12:57:46,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:57:46,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:46,975 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 69 proven. 120 refuted. 0 times theorem prover too weak. 7875 trivial. 0 not checked. [2024-10-14 12:57:46,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:57:46,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499040739] [2024-10-14 12:57:46,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [499040739] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 12:57:46,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1084701750] [2024-10-14 12:57:46,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:57:46,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 12:57:46,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 12:57:46,978 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 12:57:46,979 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-14 12:57:47,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:47,369 INFO L255 TraceCheckSpWp]: Trace formula consists of 1085 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-14 12:57:47,392 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 12:57:47,553 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 7875 trivial. 0 not checked. [2024-10-14 12:57:47,554 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 12:57:47,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1084701750] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:57:47,554 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-14 12:57:47,555 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2024-10-14 12:57:47,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788869879] [2024-10-14 12:57:47,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:57:47,557 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 12:57:47,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:57:47,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 12:57:47,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-14 12:57:47,558 INFO L87 Difference]: Start difference. First operand 54421 states and 88925 transitions. Second operand has 5 states, 5 states have (on average 26.0) internal successors, (130), 5 states have internal predecessors, (130), 1 states have call successors, (64), 1 states have call predecessors, (64), 2 states have return successors, (64), 2 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-14 12:57:48,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:57:48,486 INFO L93 Difference]: Finished difference Result 76636 states and 125072 transitions. [2024-10-14 12:57:48,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-14 12:57:48,487 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.0) internal successors, (130), 5 states have internal predecessors, (130), 1 states have call successors, (64), 1 states have call predecessors, (64), 2 states have return successors, (64), 2 states have call predecessors, (64), 1 states have call successors, (64) Word has length 444 [2024-10-14 12:57:48,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:57:48,581 INFO L225 Difference]: With dead ends: 76636 [2024-10-14 12:57:48,581 INFO L226 Difference]: Without dead ends: 29137 [2024-10-14 12:57:48,653 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 579 GetRequests, 571 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-10-14 12:57:48,653 INFO L432 NwaCegarLoop]: 394 mSDtfsCounter, 371 mSDsluCounter, 659 mSDsCounter, 0 mSdLazyCounter, 344 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 433 SdHoareTripleChecker+Valid, 1053 SdHoareTripleChecker+Invalid, 354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 344 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 12:57:48,654 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [433 Valid, 1053 Invalid, 354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 344 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 12:57:48,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29137 states. [2024-10-14 12:57:49,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29137 to 29011. [2024-10-14 12:57:49,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29011 states, 26862 states have (on average 1.6031568758841486) internal successors, (43064), 26922 states have internal predecessors, (43064), 2044 states have call successors, (2044), 104 states have call predecessors, (2044), 104 states have return successors, (2044), 1984 states have call predecessors, (2044), 2044 states have call successors, (2044) [2024-10-14 12:57:49,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29011 states to 29011 states and 47152 transitions. [2024-10-14 12:57:49,934 INFO L78 Accepts]: Start accepts. Automaton has 29011 states and 47152 transitions. Word has length 444 [2024-10-14 12:57:49,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:57:49,935 INFO L471 AbstractCegarLoop]: Abstraction has 29011 states and 47152 transitions. [2024-10-14 12:57:49,936 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.0) internal successors, (130), 5 states have internal predecessors, (130), 1 states have call successors, (64), 1 states have call predecessors, (64), 2 states have return successors, (64), 2 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-14 12:57:49,936 INFO L276 IsEmpty]: Start isEmpty. Operand 29011 states and 47152 transitions. [2024-10-14 12:57:49,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2024-10-14 12:57:49,960 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:57:49,960 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:57:49,989 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-14 12:57:50,161 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-10-14 12:57:50,162 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:57:50,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:57:50,162 INFO L85 PathProgramCache]: Analyzing trace with hash 1013164784, now seen corresponding path program 1 times [2024-10-14 12:57:50,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:57:50,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992510849] [2024-10-14 12:57:50,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:57:50,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:57:51,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:57:51,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:57:51,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:57:51,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:57:51,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:57:51,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:57:51,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:57:51,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 12:57:51,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 12:57:51,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 12:57:51,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 12:57:51,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:57:51,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:57:51,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:57:51,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:57:51,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:57:51,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:57:51,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:57:51,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:57:51,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-14 12:57:51,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 12:57:51,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 12:57:51,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-14 12:57:51,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-14 12:57:51,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 12:57:51,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 12:57:51,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 12:57:51,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 12:57:51,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:57:51,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:57:51,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:57:51,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:57:51,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:57:51,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:57:51,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:57:51,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:57:51,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:57:51,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:57:51,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:57:51,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:57:51,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:57:51,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:57:51,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:57:51,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:57:51,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:57:51,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:57:51,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:57:51,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:57:51,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:57:51,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:57:51,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 12:57:51,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:57:51,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:57:51,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 12:57:51,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:57:51,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:57:51,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:57:51,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:57:51,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:57:51,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:57:51,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:57:51,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:57:51,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 12:57:51,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:57:51,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:51,755 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 69 proven. 120 refuted. 0 times theorem prover too weak. 7875 trivial. 0 not checked. [2024-10-14 12:57:51,756 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:57:51,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992510849] [2024-10-14 12:57:51,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992510849] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 12:57:51,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [36401693] [2024-10-14 12:57:51,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:57:51,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 12:57:51,757 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 12:57:51,759 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 12:57:51,761 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-14 12:57:52,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:52,158 INFO L255 TraceCheckSpWp]: Trace formula consists of 1087 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-14 12:57:52,167 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 12:57:52,593 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 3789 proven. 120 refuted. 0 times theorem prover too weak. 4155 trivial. 0 not checked. [2024-10-14 12:57:52,593 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 12:57:53,086 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 69 proven. 120 refuted. 0 times theorem prover too weak. 7875 trivial. 0 not checked. [2024-10-14 12:57:53,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [36401693] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 12:57:53,086 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 12:57:53,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2024-10-14 12:57:53,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756915694] [2024-10-14 12:57:53,087 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 12:57:53,088 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 12:57:53,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:57:53,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 12:57:53,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-14 12:57:53,090 INFO L87 Difference]: Start difference. First operand 29011 states and 47152 transitions. Second operand has 8 states, 8 states have (on average 25.125) internal successors, (201), 8 states have internal predecessors, (201), 3 states have call successors, (144), 2 states have call predecessors, (144), 4 states have return successors, (145), 3 states have call predecessors, (145), 3 states have call successors, (145) [2024-10-14 12:57:54,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:57:54,016 INFO L93 Difference]: Finished difference Result 57554 states and 93487 transitions. [2024-10-14 12:57:54,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-14 12:57:54,017 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 25.125) internal successors, (201), 8 states have internal predecessors, (201), 3 states have call successors, (144), 2 states have call predecessors, (144), 4 states have return successors, (145), 3 states have call predecessors, (145), 3 states have call successors, (145) Word has length 444 [2024-10-14 12:57:54,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:57:54,091 INFO L225 Difference]: With dead ends: 57554 [2024-10-14 12:57:54,092 INFO L226 Difference]: Without dead ends: 29221 [2024-10-14 12:57:54,127 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1021 GetRequests, 1011 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110 [2024-10-14 12:57:54,127 INFO L432 NwaCegarLoop]: 372 mSDtfsCounter, 558 mSDsluCounter, 614 mSDsCounter, 0 mSdLazyCounter, 406 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 581 SdHoareTripleChecker+Valid, 986 SdHoareTripleChecker+Invalid, 463 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 406 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 12:57:54,128 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [581 Valid, 986 Invalid, 463 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 406 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 12:57:54,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29221 states. [2024-10-14 12:57:55,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29221 to 29095. [2024-10-14 12:57:55,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29095 states, 26925 states have (on average 1.5894150417827297) internal successors, (42795), 26985 states have internal predecessors, (42795), 2044 states have call successors, (2044), 125 states have call predecessors, (2044), 125 states have return successors, (2044), 1984 states have call predecessors, (2044), 2044 states have call successors, (2044) [2024-10-14 12:57:55,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29095 states to 29095 states and 46883 transitions. [2024-10-14 12:57:55,312 INFO L78 Accepts]: Start accepts. Automaton has 29095 states and 46883 transitions. Word has length 444 [2024-10-14 12:57:55,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:57:55,313 INFO L471 AbstractCegarLoop]: Abstraction has 29095 states and 46883 transitions. [2024-10-14 12:57:55,313 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 25.125) internal successors, (201), 8 states have internal predecessors, (201), 3 states have call successors, (144), 2 states have call predecessors, (144), 4 states have return successors, (145), 3 states have call predecessors, (145), 3 states have call successors, (145) [2024-10-14 12:57:55,313 INFO L276 IsEmpty]: Start isEmpty. Operand 29095 states and 46883 transitions. [2024-10-14 12:57:55,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2024-10-14 12:57:55,465 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:57:55,466 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:57:55,493 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-10-14 12:57:55,666 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-10-14 12:57:55,667 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:57:55,667 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:57:55,668 INFO L85 PathProgramCache]: Analyzing trace with hash 953014011, now seen corresponding path program 1 times [2024-10-14 12:57:55,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:57:55,668 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337995236] [2024-10-14 12:57:55,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:57:55,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:57:56,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:57:57,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:57:57,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:57:57,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:57:57,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:57:57,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:57:57,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:57:57,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 12:57:57,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 12:57:57,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 12:57:57,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 12:57:57,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:57:57,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:57:57,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:57:57,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:57:57,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:57:57,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:57:57,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:57:57,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:57:57,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-14 12:57:57,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 12:57:57,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 12:57:57,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-14 12:57:57,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-14 12:57:57,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 12:57:57,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 12:57:57,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 12:57:57,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 12:57:57,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:57:57,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:57:57,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:57:57,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:57:57,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:57:57,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:57:57,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:57:57,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:57:57,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:57:57,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:57:57,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:57:57,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:57:57,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:57:57,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:57:57,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:57:57,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:57:57,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:57:57,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:57:57,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:57:57,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:57:57,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:57:57,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:57:57,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 12:57:57,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:57:57,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:57:57,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 12:57:57,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:57:57,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:57:57,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:57:57,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:57:57,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:57:57,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:57:57,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:57:57,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:57:57,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 12:57:57,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:57:57,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,392 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 69 proven. 120 refuted. 0 times theorem prover too weak. 7875 trivial. 0 not checked. [2024-10-14 12:57:57,392 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:57:57,392 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337995236] [2024-10-14 12:57:57,392 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [337995236] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 12:57:57,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1935106443] [2024-10-14 12:57:57,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:57:57,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 12:57:57,393 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 12:57:57,395 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 12:57:57,397 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-14 12:57:57,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:57:57,730 INFO L255 TraceCheckSpWp]: Trace formula consists of 1088 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-14 12:57:57,741 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 12:57:58,701 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 3789 proven. 120 refuted. 0 times theorem prover too weak. 4155 trivial. 0 not checked. [2024-10-14 12:57:58,702 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 12:57:59,225 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 69 proven. 120 refuted. 0 times theorem prover too weak. 7875 trivial. 0 not checked. [2024-10-14 12:57:59,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1935106443] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 12:57:59,226 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 12:57:59,226 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 6] total 13 [2024-10-14 12:57:59,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315954533] [2024-10-14 12:57:59,226 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 12:57:59,228 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-10-14 12:57:59,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:57:59,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-10-14 12:57:59,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-10-14 12:57:59,230 INFO L87 Difference]: Start difference. First operand 29095 states and 46883 transitions. Second operand has 13 states, 13 states have (on average 22.53846153846154) internal successors, (293), 13 states have internal predecessors, (293), 5 states have call successors, (192), 3 states have call predecessors, (192), 6 states have return successors, (192), 5 states have call predecessors, (192), 5 states have call successors, (192) [2024-10-14 12:58:02,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:58:02,404 INFO L93 Difference]: Finished difference Result 87646 states and 141824 transitions. [2024-10-14 12:58:02,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-14 12:58:02,404 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 22.53846153846154) internal successors, (293), 13 states have internal predecessors, (293), 5 states have call successors, (192), 3 states have call predecessors, (192), 6 states have return successors, (192), 5 states have call predecessors, (192), 5 states have call successors, (192) Word has length 445 [2024-10-14 12:58:02,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:58:02,541 INFO L225 Difference]: With dead ends: 87646 [2024-10-14 12:58:02,542 INFO L226 Difference]: Without dead ends: 62697 [2024-10-14 12:58:02,578 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1028 GetRequests, 1010 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=125, Invalid=255, Unknown=0, NotChecked=0, Total=380 [2024-10-14 12:58:02,578 INFO L432 NwaCegarLoop]: 1171 mSDtfsCounter, 3003 mSDsluCounter, 3989 mSDsCounter, 0 mSdLazyCounter, 2173 mSolverCounterSat, 284 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3177 SdHoareTripleChecker+Valid, 5160 SdHoareTripleChecker+Invalid, 2457 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 284 IncrementalHoareTripleChecker+Valid, 2173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-10-14 12:58:02,579 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3177 Valid, 5160 Invalid, 2457 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [284 Valid, 2173 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-10-14 12:58:02,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62697 states. [2024-10-14 12:58:04,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62697 to 36101. [2024-10-14 12:58:04,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36101 states, 33343 states have (on average 1.586209999100261) internal successors, (52889), 33423 states have internal predecessors, (52889), 2592 states have call successors, (2592), 165 states have call predecessors, (2592), 165 states have return successors, (2592), 2512 states have call predecessors, (2592), 2592 states have call successors, (2592) [2024-10-14 12:58:04,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36101 states to 36101 states and 58073 transitions. [2024-10-14 12:58:04,270 INFO L78 Accepts]: Start accepts. Automaton has 36101 states and 58073 transitions. Word has length 445 [2024-10-14 12:58:04,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:58:04,271 INFO L471 AbstractCegarLoop]: Abstraction has 36101 states and 58073 transitions. [2024-10-14 12:58:04,271 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 22.53846153846154) internal successors, (293), 13 states have internal predecessors, (293), 5 states have call successors, (192), 3 states have call predecessors, (192), 6 states have return successors, (192), 5 states have call predecessors, (192), 5 states have call successors, (192) [2024-10-14 12:58:04,272 INFO L276 IsEmpty]: Start isEmpty. Operand 36101 states and 58073 transitions. [2024-10-14 12:58:04,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2024-10-14 12:58:04,282 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:58:04,283 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:58:04,297 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-14 12:58:04,483 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 12:58:04,484 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:58:04,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:58:04,484 INFO L85 PathProgramCache]: Analyzing trace with hash 1920364665, now seen corresponding path program 1 times [2024-10-14 12:58:04,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:58:04,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225995903] [2024-10-14 12:58:04,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:58:04,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:58:05,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:58:06,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:58:06,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:58:06,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:58:06,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:58:06,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:58:06,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:58:06,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 12:58:06,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 12:58:06,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 12:58:06,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 12:58:06,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:58:06,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:58:06,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:58:06,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:58:06,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:58:06,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:58:06,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:58:06,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:58:06,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-14 12:58:06,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 12:58:06,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-14 12:58:06,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-14 12:58:06,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-14 12:58:06,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 12:58:06,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 12:58:06,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 12:58:06,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 12:58:06,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:58:06,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:58:06,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:58:06,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:58:06,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:58:06,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:58:06,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:58:06,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:58:06,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:58:06,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:58:06,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:58:06,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:58:06,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:58:06,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:58:06,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:58:06,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:58:06,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:58:06,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:58:06,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:58:06,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:58:06,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:58:06,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:58:06,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:06,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 12:58:06,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:07,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:58:07,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:07,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:58:07,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:07,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 12:58:07,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:07,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:58:07,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:07,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:58:07,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:07,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:58:07,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:07,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:58:07,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:07,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:58:07,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:07,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:58:07,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:07,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:58:07,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:07,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:58:07,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:07,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 12:58:07,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:07,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:58:07,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:07,137 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 33 proven. 156 refuted. 0 times theorem prover too weak. 7875 trivial. 0 not checked. [2024-10-14 12:58:07,137 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:58:07,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225995903] [2024-10-14 12:58:07,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225995903] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 12:58:07,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [862476050] [2024-10-14 12:58:07,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:58:07,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 12:58:07,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 12:58:07,140 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 12:58:07,141 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-14 12:58:07,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:07,485 INFO L255 TraceCheckSpWp]: Trace formula consists of 1090 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-14 12:58:07,491 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 12:58:08,146 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 4300 proven. 78 refuted. 0 times theorem prover too weak. 3686 trivial. 0 not checked. [2024-10-14 12:58:08,146 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 12:58:08,538 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 111 proven. 78 refuted. 0 times theorem prover too weak. 7875 trivial. 0 not checked. [2024-10-14 12:58:08,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [862476050] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 12:58:08,539 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 12:58:08,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 7] total 17 [2024-10-14 12:58:08,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388112413] [2024-10-14 12:58:08,539 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 12:58:08,540 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-10-14 12:58:08,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:58:08,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-10-14 12:58:08,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=221, Unknown=0, NotChecked=0, Total=272 [2024-10-14 12:58:08,542 INFO L87 Difference]: Start difference. First operand 36101 states and 58073 transitions. Second operand has 17 states, 17 states have (on average 14.705882352941176) internal successors, (250), 17 states have internal predecessors, (250), 6 states have call successors, (157), 3 states have call predecessors, (157), 6 states have return successors, (157), 6 states have call predecessors, (157), 6 states have call successors, (157)