./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-0.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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 ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-0.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 465302550670ddfe2aca9dabc319e04462635a8aa1413623f09c27b5df4d6427 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 04:11:29,903 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 04:11:29,973 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-10 04:11:29,980 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 04:11:29,980 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 04:11:30,001 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 04:11:30,002 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 04:11:30,002 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 04:11:30,003 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 04:11:30,003 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 04:11:30,004 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 04:11:30,004 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 04:11:30,005 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 04:11:30,005 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 04:11:30,005 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 04:11:30,006 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 04:11:30,006 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 04:11:30,007 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 04:11:30,007 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 04:11:30,007 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 04:11:30,010 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 04:11:30,011 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 04:11:30,012 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 04:11:30,012 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 04:11:30,012 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 04:11:30,013 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 04:11:30,013 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 04:11:30,013 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 04:11:30,014 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 04:11:30,014 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 04:11:30,014 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 04:11:30,015 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 04:11:30,022 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 04:11:30,023 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 04:11:30,023 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 04:11:30,023 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 04:11:30,024 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 04:11:30,024 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 04:11:30,024 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 04:11:30,024 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 04:11:30,025 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 04:11:30,025 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 04:11:30,025 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 465302550670ddfe2aca9dabc319e04462635a8aa1413623f09c27b5df4d6427 [2024-11-10 04:11:30,282 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 04:11:30,312 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 04:11:30,315 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 04:11:30,317 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 04:11:30,317 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 04:11:30,319 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-0.i [2024-11-10 04:11:31,810 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 04:11:32,088 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 04:11:32,089 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-0.i [2024-11-10 04:11:32,105 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1d434137/74e1ca47796b491f82ded0e431e096ce/FLAGf2ff14917 [2024-11-10 04:11:32,380 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1d434137/74e1ca47796b491f82ded0e431e096ce [2024-11-10 04:11:32,382 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 04:11:32,384 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 04:11:32,385 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 04:11:32,385 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 04:11:32,391 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 04:11:32,392 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:11:32" (1/1) ... [2024-11-10 04:11:32,393 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61f4b9be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:11:32, skipping insertion in model container [2024-11-10 04:11:32,393 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:11:32" (1/1) ... [2024-11-10 04:11:32,432 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 04:11:32,627 WARN L250 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_fillercode_fillercodesize_ps-cn-250_file-0.i[915,928] [2024-11-10 04:11:32,804 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 04:11:32,824 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 04:11:32,840 WARN L250 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_fillercode_fillercodesize_ps-cn-250_file-0.i[915,928] [2024-11-10 04:11:32,896 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 04:11:32,923 INFO L204 MainTranslator]: Completed translation [2024-11-10 04:11:32,924 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:11:32 WrapperNode [2024-11-10 04:11:32,924 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 04:11:32,925 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 04:11:32,925 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 04:11:32,925 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 04:11:32,934 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:11:32" (1/1) ... [2024-11-10 04:11:32,952 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:11:32" (1/1) ... [2024-11-10 04:11:33,010 INFO L138 Inliner]: procedures = 26, calls = 85, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 477 [2024-11-10 04:11:33,011 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 04:11:33,011 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 04:11:33,012 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 04:11:33,012 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 04:11:33,022 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:11:32" (1/1) ... [2024-11-10 04:11:33,023 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:11:32" (1/1) ... [2024-11-10 04:11:33,031 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:11:32" (1/1) ... [2024-11-10 04:11:33,055 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]. [2024-11-10 04:11:33,055 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:11:32" (1/1) ... [2024-11-10 04:11:33,056 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:11:32" (1/1) ... [2024-11-10 04:11:33,074 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:11:32" (1/1) ... [2024-11-10 04:11:33,080 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:11:32" (1/1) ... [2024-11-10 04:11:33,088 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:11:32" (1/1) ... [2024-11-10 04:11:33,093 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:11:32" (1/1) ... [2024-11-10 04:11:33,113 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 04:11:33,114 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 04:11:33,114 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 04:11:33,114 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 04:11:33,115 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:11:32" (1/1) ... [2024-11-10 04:11:33,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 04:11:33,134 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 04:11:33,154 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) [2024-11-10 04:11:33,158 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 [2024-11-10 04:11:33,208 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 04:11:33,209 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 04:11:33,210 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 04:11:33,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 04:11:33,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 04:11:33,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 04:11:33,352 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 04:11:33,355 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 04:11:34,222 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-10 04:11:34,222 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 04:11:34,258 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 04:11:34,259 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 04:11:34,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 04:11:34 BoogieIcfgContainer [2024-11-10 04:11:34,259 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 04:11:34,263 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 04:11:34,263 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 04:11:34,267 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 04:11:34,267 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 04:11:32" (1/3) ... [2024-11-10 04:11:34,268 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19844a06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 04:11:34, skipping insertion in model container [2024-11-10 04:11:34,269 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:11:32" (2/3) ... [2024-11-10 04:11:34,269 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19844a06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 04:11:34, skipping insertion in model container [2024-11-10 04:11:34,271 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 04:11:34" (3/3) ... [2024-11-10 04:11:34,272 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-0.i [2024-11-10 04:11:34,290 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 04:11:34,290 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 04:11:34,364 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 04:11:34,371 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;@751aed5b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 04:11:34,372 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 04:11:34,379 INFO L276 IsEmpty]: Start isEmpty. Operand has 206 states, 131 states have (on average 1.5114503816793894) internal successors, (198), 132 states have internal predecessors, (198), 72 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2024-11-10 04:11:34,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2024-11-10 04:11:34,405 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:11:34,407 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:11:34,408 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:11:34,414 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:11:34,415 INFO L85 PathProgramCache]: Analyzing trace with hash 352048907, now seen corresponding path program 1 times [2024-11-10 04:11:34,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:11:34,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321109706] [2024-11-10 04:11:34,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:11:34,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:11:34,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:11:35,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:11:35,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:11:35,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:11:35,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:11:35,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:11:35,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:11:35,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-10 04:11:35,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-10 04:11:35,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 04:11:35,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-10 04:11:35,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 04:11:35,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-10 04:11:35,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 04:11:35,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 04:11:35,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 04:11:35,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 04:11:35,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-10 04:11:35,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 04:11:35,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-10 04:11:35,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 04:11:35,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 04:11:35,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 04:11:35,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 04:11:35,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:11:35,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-10 04:11:35,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 04:11:35,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:11:35,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 04:11:35,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:11:35,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 04:11:35,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:11:35,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 04:11:35,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-10 04:11:35,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 04:11:35,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 04:11:35,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:11:35,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-10 04:11:35,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:11:35,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-10 04:11:35,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 04:11:35,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 04:11:35,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 04:11:35,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 04:11:35,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 04:11:35,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 04:11:35,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 04:11:35,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 04:11:35,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 04:11:35,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-10 04:11:35,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-10 04:11:35,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-10 04:11:35,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-10 04:11:35,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-10 04:11:35,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-10 04:11:35,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-10 04:11:35,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-10 04:11:35,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-10 04:11:35,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-10 04:11:35,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-10 04:11:35,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-10 04:11:35,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-10 04:11:35,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-10 04:11:35,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-10 04:11:35,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 04:11:35,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 04:11:35,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-10 04:11:35,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-10 04:11:35,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-10 04:11:35,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-11-10 04:11:35,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-10 04:11:35,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-10 04:11:35,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:35,608 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-11-10 04:11:35,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:11:35,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321109706] [2024-11-10 04:11:35,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321109706] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:11:35,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:11:35,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 04:11:35,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262399820] [2024-11-10 04:11:35,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:11:35,620 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 04:11:35,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:11:35,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 04:11:35,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 04:11:35,652 INFO L87 Difference]: Start difference. First operand has 206 states, 131 states have (on average 1.5114503816793894) internal successors, (198), 132 states have internal predecessors, (198), 72 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) Second operand has 2 states, 2 states have (on average 51.0) internal successors, (102), 2 states have internal predecessors, (102), 2 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 2 states have call successors, (72) [2024-11-10 04:11:35,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:11:35,728 INFO L93 Difference]: Finished difference Result 404 states and 749 transitions. [2024-11-10 04:11:35,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 04:11:35,732 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 51.0) internal successors, (102), 2 states have internal predecessors, (102), 2 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 2 states have call successors, (72) Word has length 459 [2024-11-10 04:11:35,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:11:35,743 INFO L225 Difference]: With dead ends: 404 [2024-11-10 04:11:35,743 INFO L226 Difference]: Without dead ends: 201 [2024-11-10 04:11:35,751 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 218 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 04:11:35,757 INFO L432 NwaCegarLoop]: 331 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, 331 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 [2024-11-10 04:11:35,758 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 331 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 04:11:35,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2024-11-10 04:11:35,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 201. [2024-11-10 04:11:35,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 201 states, 127 states have (on average 1.4960629921259843) internal successors, (190), 127 states have internal predecessors, (190), 72 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2024-11-10 04:11:35,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 334 transitions. [2024-11-10 04:11:35,839 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 334 transitions. Word has length 459 [2024-11-10 04:11:35,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:11:35,843 INFO L471 AbstractCegarLoop]: Abstraction has 201 states and 334 transitions. [2024-11-10 04:11:35,844 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 51.0) internal successors, (102), 2 states have internal predecessors, (102), 2 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 2 states have call successors, (72) [2024-11-10 04:11:35,844 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 334 transitions. [2024-11-10 04:11:35,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2024-11-10 04:11:35,859 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:11:35,861 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:11:35,862 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 04:11:35,862 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:11:35,863 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:11:35,863 INFO L85 PathProgramCache]: Analyzing trace with hash 365680643, now seen corresponding path program 1 times [2024-11-10 04:11:35,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:11:35,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554580379] [2024-11-10 04:11:35,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:11:35,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:11:35,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:11:36,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:11:36,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:11:36,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:11:36,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:11:36,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:11:36,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:11:36,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-10 04:11:36,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-10 04:11:36,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 04:11:36,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-10 04:11:36,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 04:11:36,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-10 04:11:36,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 04:11:36,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 04:11:36,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 04:11:36,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 04:11:36,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-10 04:11:36,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 04:11:36,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-10 04:11:36,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 04:11:36,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 04:11:36,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 04:11:36,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 04:11:36,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:11:36,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-10 04:11:36,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 04:11:36,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:11:36,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 04:11:36,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:11:36,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 04:11:36,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:11:36,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 04:11:36,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-10 04:11:36,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 04:11:36,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 04:11:36,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:11:36,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-10 04:11:36,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:11:36,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-10 04:11:36,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 04:11:36,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 04:11:36,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 04:11:36,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 04:11:36,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 04:11:36,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 04:11:36,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 04:11:36,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 04:11:36,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 04:11:36,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-10 04:11:36,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-10 04:11:36,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-10 04:11:36,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-10 04:11:36,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-10 04:11:36,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-10 04:11:36,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-10 04:11:36,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-10 04:11:36,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-10 04:11:36,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-10 04:11:36,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-10 04:11:36,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-10 04:11:36,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-10 04:11:36,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-10 04:11:36,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-10 04:11:36,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 04:11:36,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 04:11:36,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-10 04:11:36,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-10 04:11:36,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-10 04:11:36,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-11-10 04:11:36,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-10 04:11:36,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-10 04:11:36,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:36,615 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-11-10 04:11:36,616 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:11:36,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554580379] [2024-11-10 04:11:36,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1554580379] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:11:36,616 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:11:36,616 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 04:11:36,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659162827] [2024-11-10 04:11:36,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:11:36,619 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 04:11:36,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:11:36,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 04:11:36,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 04:11:36,624 INFO L87 Difference]: Start difference. First operand 201 states and 334 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-10 04:11:36,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:11:36,732 INFO L93 Difference]: Finished difference Result 562 states and 928 transitions. [2024-11-10 04:11:36,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 04:11:36,733 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) Word has length 459 [2024-11-10 04:11:36,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:11:36,744 INFO L225 Difference]: With dead ends: 562 [2024-11-10 04:11:36,744 INFO L226 Difference]: Without dead ends: 364 [2024-11-10 04:11:36,746 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 04:11:36,751 INFO L432 NwaCegarLoop]: 329 mSDtfsCounter, 251 mSDsluCounter, 319 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 251 SdHoareTripleChecker+Valid, 648 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 04:11:36,751 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [251 Valid, 648 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 04:11:36,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2024-11-10 04:11:36,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 218. [2024-11-10 04:11:36,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 218 states, 144 states have (on average 1.5347222222222223) internal successors, (221), 144 states have internal predecessors, (221), 72 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2024-11-10 04:11:36,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 365 transitions. [2024-11-10 04:11:36,790 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 365 transitions. Word has length 459 [2024-11-10 04:11:36,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:11:36,793 INFO L471 AbstractCegarLoop]: Abstraction has 218 states and 365 transitions. [2024-11-10 04:11:36,793 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-10 04:11:36,794 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 365 transitions. [2024-11-10 04:11:36,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2024-11-10 04:11:36,797 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:11:36,797 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:11:36,798 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 04:11:36,798 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:11:36,798 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:11:36,799 INFO L85 PathProgramCache]: Analyzing trace with hash -1672375646, now seen corresponding path program 1 times [2024-11-10 04:11:36,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:11:36,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443715771] [2024-11-10 04:11:36,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:11:36,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:11:36,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:11:37,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:11:37,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:11:37,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:11:37,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:11:37,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:11:37,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:11:37,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-10 04:11:37,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-10 04:11:37,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 04:11:37,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-10 04:11:37,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 04:11:37,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-10 04:11:37,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 04:11:37,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 04:11:37,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 04:11:37,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 04:11:37,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-10 04:11:37,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 04:11:37,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-10 04:11:37,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 04:11:37,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 04:11:37,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 04:11:37,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 04:11:37,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:11:37,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-10 04:11:37,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 04:11:37,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:11:37,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 04:11:37,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:11:37,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 04:11:37,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:11:37,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 04:11:37,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-10 04:11:37,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 04:11:37,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 04:11:37,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:11:37,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-10 04:11:37,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:11:37,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-10 04:11:37,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 04:11:37,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 04:11:37,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 04:11:37,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 04:11:37,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 04:11:37,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 04:11:37,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 04:11:37,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 04:11:37,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 04:11:37,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-10 04:11:37,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-10 04:11:37,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-10 04:11:37,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-10 04:11:37,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-10 04:11:37,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-10 04:11:37,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-10 04:11:37,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-10 04:11:37,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-10 04:11:37,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-10 04:11:37,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-10 04:11:37,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-10 04:11:37,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-10 04:11:37,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-10 04:11:37,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-10 04:11:37,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 04:11:37,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:37,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 04:11:38,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:38,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-10 04:11:38,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:38,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-10 04:11:38,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:38,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-10 04:11:38,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:38,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-11-10 04:11:38,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:38,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-10 04:11:38,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:38,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-10 04:11:38,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:38,058 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-11-10 04:11:38,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:11:38,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443715771] [2024-11-10 04:11:38,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1443715771] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:11:38,060 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:11:38,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 04:11:38,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047496514] [2024-11-10 04:11:38,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:11:38,061 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 04:11:38,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:11:38,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 04:11:38,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-10 04:11:38,064 INFO L87 Difference]: Start difference. First operand 218 states and 365 transitions. Second operand has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-10 04:11:38,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:11:38,639 INFO L93 Difference]: Finished difference Result 650 states and 1091 transitions. [2024-11-10 04:11:38,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 04:11:38,640 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) Word has length 459 [2024-11-10 04:11:38,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:11:38,647 INFO L225 Difference]: With dead ends: 650 [2024-11-10 04:11:38,647 INFO L226 Difference]: Without dead ends: 435 [2024-11-10 04:11:38,649 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-10 04:11:38,652 INFO L432 NwaCegarLoop]: 326 mSDtfsCounter, 265 mSDsluCounter, 815 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 1141 SdHoareTripleChecker+Invalid, 406 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-10 04:11:38,654 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [265 Valid, 1141 Invalid, 406 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-10 04:11:38,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 435 states. [2024-11-10 04:11:38,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 435 to 416. [2024-11-10 04:11:38,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 416 states, 269 states have (on average 1.5427509293680297) internal successors, (415), 269 states have internal predecessors, (415), 144 states have call successors, (144), 2 states have call predecessors, (144), 2 states have return successors, (144), 144 states have call predecessors, (144), 144 states have call successors, (144) [2024-11-10 04:11:38,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 416 states and 703 transitions. [2024-11-10 04:11:38,737 INFO L78 Accepts]: Start accepts. Automaton has 416 states and 703 transitions. Word has length 459 [2024-11-10 04:11:38,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:11:38,740 INFO L471 AbstractCegarLoop]: Abstraction has 416 states and 703 transitions. [2024-11-10 04:11:38,740 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-10 04:11:38,740 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 703 transitions. [2024-11-10 04:11:38,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2024-11-10 04:11:38,745 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:11:38,746 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:11:38,746 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-10 04:11:38,746 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:11:38,747 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:11:38,747 INFO L85 PathProgramCache]: Analyzing trace with hash 2117033025, now seen corresponding path program 1 times [2024-11-10 04:11:38,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:11:38,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958704771] [2024-11-10 04:11:38,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:11:38,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:11:38,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:11:39,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:11:39,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:11:39,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:11:39,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:11:39,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:11:39,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:11:39,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-10 04:11:39,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-10 04:11:39,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 04:11:39,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-10 04:11:39,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 04:11:39,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-10 04:11:39,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 04:11:39,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 04:11:39,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 04:11:39,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 04:11:39,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-10 04:11:39,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 04:11:39,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-10 04:11:39,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 04:11:39,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 04:11:39,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 04:11:39,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 04:11:39,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:11:39,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-10 04:11:39,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 04:11:39,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:11:39,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 04:11:39,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:11:39,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 04:11:39,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:11:39,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 04:11:39,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-10 04:11:39,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 04:11:39,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 04:11:39,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:11:39,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-10 04:11:39,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:11:39,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-10 04:11:39,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 04:11:39,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 04:11:39,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 04:11:39,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 04:11:39,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 04:11:39,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 04:11:39,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 04:11:39,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 04:11:39,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 04:11:39,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-10 04:11:39,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-10 04:11:39,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-10 04:11:39,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-10 04:11:39,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-10 04:11:39,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-10 04:11:39,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-10 04:11:39,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-10 04:11:39,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-10 04:11:39,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-10 04:11:39,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:39,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-10 04:11:39,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:40,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-10 04:11:40,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:40,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-10 04:11:40,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:40,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-10 04:11:40,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:40,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-10 04:11:40,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:40,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 04:11:40,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:40,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 04:11:40,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:40,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-10 04:11:40,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:40,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-10 04:11:40,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:40,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-10 04:11:40,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:40,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-11-10 04:11:40,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:40,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-10 04:11:40,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:40,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-10 04:11:40,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:40,085 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-11-10 04:11:40,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:11:40,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958704771] [2024-11-10 04:11:40,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [958704771] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:11:40,086 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:11:40,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 04:11:40,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79385573] [2024-11-10 04:11:40,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:11:40,087 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 04:11:40,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:11:40,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 04:11:40,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 04:11:40,089 INFO L87 Difference]: Start difference. First operand 416 states and 703 transitions. Second operand has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-10 04:11:40,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:11:40,464 INFO L93 Difference]: Finished difference Result 865 states and 1451 transitions. [2024-11-10 04:11:40,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 04:11:40,465 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) Word has length 459 [2024-11-10 04:11:40,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:11:40,470 INFO L225 Difference]: With dead ends: 865 [2024-11-10 04:11:40,470 INFO L226 Difference]: Without dead ends: 647 [2024-11-10 04:11:40,472 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-10 04:11:40,473 INFO L432 NwaCegarLoop]: 336 mSDtfsCounter, 302 mSDsluCounter, 646 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 302 SdHoareTripleChecker+Valid, 982 SdHoareTripleChecker+Invalid, 242 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-10 04:11:40,473 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [302 Valid, 982 Invalid, 242 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-10 04:11:40,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 647 states. [2024-11-10 04:11:40,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 647 to 628. [2024-11-10 04:11:40,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 628 states, 408 states have (on average 1.5416666666666667) internal successors, (629), 408 states have internal predecessors, (629), 216 states have call successors, (216), 3 states have call predecessors, (216), 3 states have return successors, (216), 216 states have call predecessors, (216), 216 states have call successors, (216) [2024-11-10 04:11:40,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 628 states and 1061 transitions. [2024-11-10 04:11:40,600 INFO L78 Accepts]: Start accepts. Automaton has 628 states and 1061 transitions. Word has length 459 [2024-11-10 04:11:40,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:11:40,601 INFO L471 AbstractCegarLoop]: Abstraction has 628 states and 1061 transitions. [2024-11-10 04:11:40,602 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-10 04:11:40,602 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1061 transitions. [2024-11-10 04:11:40,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2024-11-10 04:11:40,607 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:11:40,608 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:11:40,608 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-10 04:11:40,608 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:11:40,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:11:40,609 INFO L85 PathProgramCache]: Analyzing trace with hash -824624574, now seen corresponding path program 1 times [2024-11-10 04:11:40,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:11:40,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293684233] [2024-11-10 04:11:40,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:11:40,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:11:40,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:11:42,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:11:42,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:11:42,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:11:42,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:11:42,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:11:42,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:11:42,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-10 04:11:42,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-10 04:11:42,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 04:11:42,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-10 04:11:42,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 04:11:42,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-10 04:11:42,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 04:11:42,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 04:11:42,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 04:11:42,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 04:11:42,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-10 04:11:42,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 04:11:42,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-10 04:11:42,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 04:11:42,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 04:11:42,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 04:11:42,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 04:11:42,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:11:42,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-10 04:11:42,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 04:11:42,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:11:42,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 04:11:42,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:11:42,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 04:11:42,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:11:42,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 04:11:42,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-10 04:11:42,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 04:11:42,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 04:11:42,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:11:42,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-10 04:11:42,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:11:42,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-10 04:11:42,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 04:11:42,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 04:11:42,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 04:11:42,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 04:11:42,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 04:11:42,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 04:11:42,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 04:11:42,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 04:11:42,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 04:11:42,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-10 04:11:42,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-10 04:11:42,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-10 04:11:42,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-10 04:11:42,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-10 04:11:42,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-10 04:11:42,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-10 04:11:42,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-10 04:11:42,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-10 04:11:42,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-10 04:11:42,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-10 04:11:42,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-10 04:11:42,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-10 04:11:42,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-10 04:11:42,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-10 04:11:42,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 04:11:42,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 04:11:42,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-10 04:11:42,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-10 04:11:42,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-10 04:11:42,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-11-10 04:11:42,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-10 04:11:42,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-10 04:11:42,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:42,420 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-11-10 04:11:42,420 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:11:42,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293684233] [2024-11-10 04:11:42,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1293684233] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:11:42,422 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:11:42,422 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-10 04:11:42,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695592987] [2024-11-10 04:11:42,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:11:42,423 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-10 04:11:42,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:11:42,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-10 04:11:42,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-10 04:11:42,425 INFO L87 Difference]: Start difference. First operand 628 states and 1061 transitions. Second operand has 7 states, 7 states have (on average 14.571428571428571) internal successors, (102), 7 states have internal predecessors, (102), 2 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) [2024-11-10 04:11:43,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:11:43,875 INFO L93 Difference]: Finished difference Result 2231 states and 3783 transitions. [2024-11-10 04:11:43,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-10 04:11:43,878 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.571428571428571) internal successors, (102), 7 states have internal predecessors, (102), 2 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) Word has length 459 [2024-11-10 04:11:43,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:11:43,893 INFO L225 Difference]: With dead ends: 2231 [2024-11-10 04:11:43,894 INFO L226 Difference]: Without dead ends: 1799 [2024-11-10 04:11:43,897 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-11-10 04:11:43,898 INFO L432 NwaCegarLoop]: 394 mSDtfsCounter, 1018 mSDsluCounter, 1196 mSDsCounter, 0 mSdLazyCounter, 459 mSolverCounterSat, 411 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1018 SdHoareTripleChecker+Valid, 1590 SdHoareTripleChecker+Invalid, 870 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 411 IncrementalHoareTripleChecker+Valid, 459 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-10 04:11:43,900 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1018 Valid, 1590 Invalid, 870 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [411 Valid, 459 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-10 04:11:43,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1799 states. [2024-11-10 04:11:44,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1799 to 1625. [2024-11-10 04:11:44,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1625 states, 1188 states have (on average 1.632996632996633) internal successors, (1940), 1190 states have internal predecessors, (1940), 428 states have call successors, (428), 8 states have call predecessors, (428), 8 states have return successors, (428), 426 states have call predecessors, (428), 428 states have call successors, (428) [2024-11-10 04:11:44,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1625 states and 2796 transitions. [2024-11-10 04:11:44,186 INFO L78 Accepts]: Start accepts. Automaton has 1625 states and 2796 transitions. Word has length 459 [2024-11-10 04:11:44,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:11:44,188 INFO L471 AbstractCegarLoop]: Abstraction has 1625 states and 2796 transitions. [2024-11-10 04:11:44,188 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.571428571428571) internal successors, (102), 7 states have internal predecessors, (102), 2 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) [2024-11-10 04:11:44,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 2796 transitions. [2024-11-10 04:11:44,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2024-11-10 04:11:44,192 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:11:44,192 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:11:44,192 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-10 04:11:44,193 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:11:44,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:11:44,193 INFO L85 PathProgramCache]: Analyzing trace with hash -1669096445, now seen corresponding path program 1 times [2024-11-10 04:11:44,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:11:44,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309632158] [2024-11-10 04:11:44,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:11:44,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:11:44,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:11:44,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:11:44,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:11:44,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:11:44,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:11:44,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:11:44,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:11:44,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-10 04:11:44,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-10 04:11:44,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 04:11:44,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-10 04:11:44,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 04:11:44,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-10 04:11:44,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 04:11:44,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 04:11:44,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 04:11:44,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 04:11:44,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-10 04:11:44,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 04:11:44,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-10 04:11:44,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 04:11:44,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 04:11:44,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 04:11:44,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 04:11:44,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:11:44,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-10 04:11:44,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 04:11:44,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:11:44,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 04:11:44,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:11:44,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 04:11:44,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:11:44,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 04:11:44,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-10 04:11:44,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 04:11:44,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 04:11:44,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:11:44,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-10 04:11:44,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:11:44,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-10 04:11:44,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 04:11:44,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 04:11:44,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 04:11:44,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 04:11:44,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 04:11:44,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 04:11:44,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 04:11:44,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 04:11:44,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 04:11:44,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-10 04:11:44,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-10 04:11:44,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-10 04:11:44,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-10 04:11:44,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-10 04:11:44,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-10 04:11:44,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-10 04:11:44,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:44,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-10 04:11:44,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:45,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-10 04:11:45,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:45,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-10 04:11:45,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:45,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-10 04:11:45,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:45,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-10 04:11:45,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:45,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-10 04:11:45,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:45,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-10 04:11:45,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:45,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-10 04:11:45,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:45,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 04:11:45,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:45,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 04:11:45,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:45,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-10 04:11:45,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:45,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-10 04:11:45,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:45,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-10 04:11:45,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:45,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-11-10 04:11:45,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:45,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-10 04:11:45,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:45,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-10 04:11:45,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:45,062 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-11-10 04:11:45,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:11:45,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309632158] [2024-11-10 04:11:45,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [309632158] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:11:45,063 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:11:45,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 04:11:45,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32990159] [2024-11-10 04:11:45,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:11:45,064 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 04:11:45,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:11:45,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 04:11:45,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 04:11:45,065 INFO L87 Difference]: Start difference. First operand 1625 states and 2796 transitions. Second operand has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-10 04:11:45,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:11:45,911 INFO L93 Difference]: Finished difference Result 5432 states and 9221 transitions. [2024-11-10 04:11:45,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 04:11:45,912 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) Word has length 459 [2024-11-10 04:11:45,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:11:45,944 INFO L225 Difference]: With dead ends: 5432 [2024-11-10 04:11:45,944 INFO L226 Difference]: Without dead ends: 4104 [2024-11-10 04:11:45,954 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-10 04:11:45,956 INFO L432 NwaCegarLoop]: 550 mSDtfsCounter, 647 mSDsluCounter, 696 mSDsCounter, 0 mSdLazyCounter, 242 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 647 SdHoareTripleChecker+Valid, 1246 SdHoareTripleChecker+Invalid, 277 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-10 04:11:45,958 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [647 Valid, 1246 Invalid, 277 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 242 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-10 04:11:45,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4104 states. [2024-11-10 04:11:46,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4104 to 2977. [2024-11-10 04:11:46,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2977 states, 2449 states have (on average 1.6933442221314823) internal successors, (4147), 2457 states have internal predecessors, (4147), 512 states have call successors, (512), 15 states have call predecessors, (512), 15 states have return successors, (512), 504 states have call predecessors, (512), 512 states have call successors, (512) [2024-11-10 04:11:46,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2977 states to 2977 states and 5171 transitions. [2024-11-10 04:11:46,414 INFO L78 Accepts]: Start accepts. Automaton has 2977 states and 5171 transitions. Word has length 459 [2024-11-10 04:11:46,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:11:46,415 INFO L471 AbstractCegarLoop]: Abstraction has 2977 states and 5171 transitions. [2024-11-10 04:11:46,416 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-10 04:11:46,416 INFO L276 IsEmpty]: Start isEmpty. Operand 2977 states and 5171 transitions. [2024-11-10 04:11:46,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2024-11-10 04:11:46,420 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:11:46,421 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:11:46,421 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-10 04:11:46,421 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:11:46,421 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:11:46,422 INFO L85 PathProgramCache]: Analyzing trace with hash -1676855804, now seen corresponding path program 1 times [2024-11-10 04:11:46,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:11:46,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642358109] [2024-11-10 04:11:46,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:11:46,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:11:46,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:11:46,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:11:46,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:11:46,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:11:46,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:11:46,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:11:46,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:11:46,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-10 04:11:46,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-10 04:11:46,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 04:11:46,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-10 04:11:46,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 04:11:46,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-10 04:11:46,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 04:11:46,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 04:11:46,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 04:11:46,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 04:11:46,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-10 04:11:46,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 04:11:46,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-10 04:11:46,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 04:11:46,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 04:11:46,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 04:11:46,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 04:11:46,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:11:46,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-10 04:11:46,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 04:11:46,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:11:46,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 04:11:46,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:11:46,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 04:11:46,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:11:46,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 04:11:46,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-10 04:11:46,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 04:11:46,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 04:11:46,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:11:46,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-10 04:11:46,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:11:46,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-10 04:11:46,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 04:11:46,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 04:11:46,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 04:11:46,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:46,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 04:11:46,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:47,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 04:11:47,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:47,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 04:11:47,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:47,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 04:11:47,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:47,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 04:11:47,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:47,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 04:11:47,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:47,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-10 04:11:47,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:47,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-10 04:11:47,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:47,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-10 04:11:47,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:47,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-10 04:11:47,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:47,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-10 04:11:47,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:47,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-10 04:11:47,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:47,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-10 04:11:47,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:47,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-10 04:11:47,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:47,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-10 04:11:47,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:47,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-10 04:11:47,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:47,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-10 04:11:47,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:47,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-10 04:11:47,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:47,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-10 04:11:47,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:47,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-10 04:11:47,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:47,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-10 04:11:47,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:47,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 04:11:47,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:47,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 04:11:47,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:47,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-10 04:11:47,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:47,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-10 04:11:47,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:47,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-10 04:11:47,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:47,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-11-10 04:11:47,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:47,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-10 04:11:47,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:47,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-10 04:11:47,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:47,174 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-11-10 04:11:47,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:11:47,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642358109] [2024-11-10 04:11:47,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [642358109] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:11:47,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:11:47,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 04:11:47,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915422460] [2024-11-10 04:11:47,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:11:47,176 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 04:11:47,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:11:47,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 04:11:47,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 04:11:47,178 INFO L87 Difference]: Start difference. First operand 2977 states and 5171 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-10 04:11:47,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:11:47,546 INFO L93 Difference]: Finished difference Result 8092 states and 14015 transitions. [2024-11-10 04:11:47,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 04:11:47,547 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) Word has length 459 [2024-11-10 04:11:47,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:11:47,582 INFO L225 Difference]: With dead ends: 8092 [2024-11-10 04:11:47,582 INFO L226 Difference]: Without dead ends: 5367 [2024-11-10 04:11:47,591 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 04:11:47,592 INFO L432 NwaCegarLoop]: 446 mSDtfsCounter, 206 mSDsluCounter, 316 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 206 SdHoareTripleChecker+Valid, 762 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 04:11:47,593 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [206 Valid, 762 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 04:11:47,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5367 states. [2024-11-10 04:11:48,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5367 to 5364. [2024-11-10 04:11:48,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5364 states, 4384 states have (on average 1.6786040145985401) internal successors, (7359), 4400 states have internal predecessors, (7359), 952 states have call successors, (952), 27 states have call predecessors, (952), 27 states have return successors, (952), 936 states have call predecessors, (952), 952 states have call successors, (952) [2024-11-10 04:11:48,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5364 states to 5364 states and 9263 transitions. [2024-11-10 04:11:48,195 INFO L78 Accepts]: Start accepts. Automaton has 5364 states and 9263 transitions. Word has length 459 [2024-11-10 04:11:48,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:11:48,196 INFO L471 AbstractCegarLoop]: Abstraction has 5364 states and 9263 transitions. [2024-11-10 04:11:48,197 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-10 04:11:48,197 INFO L276 IsEmpty]: Start isEmpty. Operand 5364 states and 9263 transitions. [2024-11-10 04:11:48,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2024-11-10 04:11:48,202 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:11:48,203 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:11:48,203 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-10 04:11:48,203 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:11:48,204 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:11:48,204 INFO L85 PathProgramCache]: Analyzing trace with hash -535905852, now seen corresponding path program 1 times [2024-11-10 04:11:48,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:11:48,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220300047] [2024-11-10 04:11:48,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:11:48,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:11:48,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:11:49,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:11:49,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:11:49,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:11:49,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:11:49,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:11:49,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:11:49,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-10 04:11:49,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-10 04:11:49,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 04:11:49,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-10 04:11:49,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 04:11:49,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-10 04:11:49,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 04:11:49,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 04:11:49,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 04:11:49,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 04:11:49,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-10 04:11:49,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 04:11:49,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-10 04:11:49,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 04:11:49,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 04:11:49,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 04:11:49,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 04:11:49,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:11:49,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-10 04:11:49,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 04:11:49,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:11:49,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 04:11:49,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:11:49,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 04:11:49,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:11:49,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 04:11:49,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-10 04:11:49,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 04:11:49,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 04:11:49,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:11:49,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-10 04:11:49,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:11:49,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-10 04:11:49,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 04:11:49,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 04:11:49,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 04:11:49,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 04:11:49,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 04:11:49,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 04:11:49,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 04:11:49,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 04:11:49,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 04:11:49,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-10 04:11:49,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-10 04:11:49,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-10 04:11:49,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-10 04:11:49,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-10 04:11:49,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-10 04:11:49,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-10 04:11:49,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-10 04:11:49,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-10 04:11:49,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-10 04:11:49,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-10 04:11:49,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-10 04:11:49,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-10 04:11:49,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-10 04:11:49,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-10 04:11:49,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 04:11:49,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 04:11:49,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-10 04:11:49,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-10 04:11:49,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-10 04:11:49,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-11-10 04:11:49,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-10 04:11:49,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-10 04:11:49,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:49,211 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-11-10 04:11:49,211 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:11:49,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220300047] [2024-11-10 04:11:49,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [220300047] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:11:49,211 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:11:49,211 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 04:11:49,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082936545] [2024-11-10 04:11:49,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:11:49,212 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 04:11:49,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:11:49,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 04:11:49,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-10 04:11:49,214 INFO L87 Difference]: Start difference. First operand 5364 states and 9263 transitions. Second operand has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-10 04:11:51,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:11:51,430 INFO L93 Difference]: Finished difference Result 28312 states and 48412 transitions. [2024-11-10 04:11:51,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-10 04:11:51,432 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) Word has length 459 [2024-11-10 04:11:51,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:11:51,570 INFO L225 Difference]: With dead ends: 28312 [2024-11-10 04:11:51,570 INFO L226 Difference]: Without dead ends: 23315 [2024-11-10 04:11:51,606 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-10 04:11:51,607 INFO L432 NwaCegarLoop]: 463 mSDtfsCounter, 1183 mSDsluCounter, 1340 mSDsCounter, 0 mSdLazyCounter, 300 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1183 SdHoareTripleChecker+Valid, 1803 SdHoareTripleChecker+Invalid, 417 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 300 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-10 04:11:51,607 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1183 Valid, 1803 Invalid, 417 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 300 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-10 04:11:51,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23315 states. [2024-11-10 04:11:53,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23315 to 11390. [2024-11-10 04:11:53,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11390 states, 9506 states have (on average 1.6868293709236273) internal successors, (16035), 9538 states have internal predecessors, (16035), 1832 states have call successors, (1832), 51 states have call predecessors, (1832), 51 states have return successors, (1832), 1800 states have call predecessors, (1832), 1832 states have call successors, (1832) [2024-11-10 04:11:53,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11390 states to 11390 states and 19699 transitions. [2024-11-10 04:11:53,109 INFO L78 Accepts]: Start accepts. Automaton has 11390 states and 19699 transitions. Word has length 459 [2024-11-10 04:11:53,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:11:53,110 INFO L471 AbstractCegarLoop]: Abstraction has 11390 states and 19699 transitions. [2024-11-10 04:11:53,110 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-10 04:11:53,111 INFO L276 IsEmpty]: Start isEmpty. Operand 11390 states and 19699 transitions. [2024-11-10 04:11:53,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2024-11-10 04:11:53,125 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:11:53,126 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:11:53,126 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-10 04:11:53,126 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:11:53,126 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:11:53,127 INFO L85 PathProgramCache]: Analyzing trace with hash 233264163, now seen corresponding path program 1 times [2024-11-10 04:11:53,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:11:53,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049612288] [2024-11-10 04:11:53,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:11:53,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:11:53,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:11:54,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:11:54,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:11:54,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:11:54,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:11:54,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:11:54,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:11:54,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-10 04:11:54,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-10 04:11:54,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 04:11:54,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-10 04:11:54,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 04:11:54,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-10 04:11:54,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 04:11:54,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 04:11:54,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 04:11:54,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 04:11:54,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-10 04:11:54,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 04:11:54,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-10 04:11:54,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 04:11:54,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 04:11:54,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 04:11:54,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 04:11:54,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:11:54,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-10 04:11:54,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 04:11:54,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:11:54,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 04:11:54,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:11:54,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 04:11:54,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:11:54,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 04:11:54,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-10 04:11:54,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 04:11:54,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 04:11:54,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:11:54,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-10 04:11:54,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:11:54,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-10 04:11:54,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 04:11:54,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 04:11:54,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 04:11:54,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 04:11:54,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 04:11:54,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 04:11:54,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 04:11:54,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 04:11:54,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 04:11:54,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-10 04:11:54,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-10 04:11:54,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-10 04:11:54,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-10 04:11:54,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-10 04:11:54,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-10 04:11:54,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-10 04:11:54,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-10 04:11:54,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-10 04:11:54,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-10 04:11:54,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-10 04:11:54,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-10 04:11:54,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-10 04:11:54,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-10 04:11:54,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-10 04:11:54,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 04:11:54,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 04:11:54,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-10 04:11:54,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-10 04:11:54,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-10 04:11:54,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-11-10 04:11:54,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-10 04:11:54,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-10 04:11:54,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,450 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 51 proven. 162 refuted. 0 times theorem prover too weak. 10011 trivial. 0 not checked. [2024-11-10 04:11:54,451 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:11:54,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049612288] [2024-11-10 04:11:54,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049612288] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 04:11:54,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1112175626] [2024-11-10 04:11:54,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:11:54,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 04:11:54,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 04:11:54,455 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) [2024-11-10 04:11:54,456 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-10 04:11:54,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:11:54,804 INFO L255 TraceCheckSpWp]: Trace formula consists of 1040 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-10 04:11:54,828 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 04:11:56,728 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 3786 proven. 330 refuted. 0 times theorem prover too weak. 6108 trivial. 0 not checked. [2024-11-10 04:11:56,728 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 04:11:57,851 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 90 proven. 333 refuted. 0 times theorem prover too weak. 9801 trivial. 0 not checked. [2024-11-10 04:11:57,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1112175626] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 04:11:57,852 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 04:11:57,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 11, 11] total 20 [2024-11-10 04:11:57,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27831043] [2024-11-10 04:11:57,852 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 04:11:57,854 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-10 04:11:57,854 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:11:57,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-10 04:11:57,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=294, Unknown=0, NotChecked=0, Total=380 [2024-11-10 04:11:57,855 INFO L87 Difference]: Start difference. First operand 11390 states and 19699 transitions. Second operand has 20 states, 20 states have (on average 9.65) internal successors, (193), 20 states have internal predecessors, (193), 4 states have call successors, (186), 3 states have call predecessors, (186), 7 states have return successors, (188), 4 states have call predecessors, (188), 4 states have call successors, (188) [2024-11-10 04:12:02,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:12:02,869 INFO L93 Difference]: Finished difference Result 30223 states and 50557 transitions. [2024-11-10 04:12:02,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-10 04:12:02,870 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 9.65) internal successors, (193), 20 states have internal predecessors, (193), 4 states have call successors, (186), 3 states have call predecessors, (186), 7 states have return successors, (188), 4 states have call predecessors, (188), 4 states have call successors, (188) Word has length 459 [2024-11-10 04:12:02,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:12:02,960 INFO L225 Difference]: With dead ends: 30223 [2024-11-10 04:12:02,961 INFO L226 Difference]: Without dead ends: 20024 [2024-11-10 04:12:02,996 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1129 GetRequests, 1051 SyntacticMatches, 2 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1720 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=1373, Invalid=4633, Unknown=0, NotChecked=0, Total=6006 [2024-11-10 04:12:02,997 INFO L432 NwaCegarLoop]: 604 mSDtfsCounter, 2438 mSDsluCounter, 2191 mSDsCounter, 0 mSdLazyCounter, 3147 mSolverCounterSat, 1093 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2438 SdHoareTripleChecker+Valid, 2795 SdHoareTripleChecker+Invalid, 4240 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1093 IncrementalHoareTripleChecker+Valid, 3147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-10 04:12:02,997 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2438 Valid, 2795 Invalid, 4240 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1093 Valid, 3147 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-10 04:12:03,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20024 states. [2024-11-10 04:12:05,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20024 to 16334. [2024-11-10 04:12:05,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16334 states, 12626 states have (on average 1.5749247584349755) internal successors, (19885), 12694 states have internal predecessors, (19885), 3448 states have call successors, (3448), 259 states have call predecessors, (3448), 259 states have return successors, (3448), 3380 states have call predecessors, (3448), 3448 states have call successors, (3448) [2024-11-10 04:12:05,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16334 states to 16334 states and 26781 transitions. [2024-11-10 04:12:05,241 INFO L78 Accepts]: Start accepts. Automaton has 16334 states and 26781 transitions. Word has length 459 [2024-11-10 04:12:05,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:12:05,242 INFO L471 AbstractCegarLoop]: Abstraction has 16334 states and 26781 transitions. [2024-11-10 04:12:05,243 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 9.65) internal successors, (193), 20 states have internal predecessors, (193), 4 states have call successors, (186), 3 states have call predecessors, (186), 7 states have return successors, (188), 4 states have call predecessors, (188), 4 states have call successors, (188) [2024-11-10 04:12:05,243 INFO L276 IsEmpty]: Start isEmpty. Operand 16334 states and 26781 transitions. [2024-11-10 04:12:05,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2024-11-10 04:12:05,255 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:12:05,256 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:12:05,279 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-10 04:12:05,460 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 04:12:05,461 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:12:05,462 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:12:05,462 INFO L85 PathProgramCache]: Analyzing trace with hash -1107542354, now seen corresponding path program 1 times [2024-11-10 04:12:05,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:12:05,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720723522] [2024-11-10 04:12:05,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:12:05,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:12:05,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:12:06,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:12:06,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:12:06,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:12:06,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:12:06,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:12:06,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:12:06,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-10 04:12:06,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-10 04:12:06,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 04:12:06,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-10 04:12:06,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 04:12:06,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-10 04:12:06,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 04:12:06,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 04:12:06,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 04:12:06,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 04:12:06,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-10 04:12:06,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 04:12:06,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-10 04:12:06,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 04:12:06,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 04:12:06,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 04:12:06,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 04:12:06,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:12:06,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-10 04:12:06,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 04:12:06,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:12:06,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 04:12:06,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:12:06,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 04:12:06,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:12:06,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 04:12:06,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-10 04:12:06,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 04:12:06,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 04:12:06,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:12:06,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-10 04:12:06,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:12:06,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-10 04:12:06,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 04:12:06,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 04:12:06,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 04:12:06,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 04:12:06,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 04:12:06,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 04:12:06,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 04:12:06,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 04:12:06,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 04:12:06,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-10 04:12:06,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-10 04:12:06,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-10 04:12:06,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-10 04:12:06,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-10 04:12:06,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-10 04:12:06,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-10 04:12:06,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-10 04:12:06,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-10 04:12:06,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-10 04:12:06,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-10 04:12:06,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-10 04:12:06,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-10 04:12:06,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-10 04:12:06,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-10 04:12:06,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 04:12:06,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 04:12:06,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-10 04:12:06,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-10 04:12:06,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-10 04:12:06,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-11-10 04:12:06,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-10 04:12:06,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-10 04:12:06,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,278 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 57 proven. 156 refuted. 0 times theorem prover too weak. 10011 trivial. 0 not checked. [2024-11-10 04:12:06,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:12:06,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1720723522] [2024-11-10 04:12:06,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1720723522] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 04:12:06,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [145461290] [2024-11-10 04:12:06,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:12:06,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 04:12:06,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 04:12:06,281 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) [2024-11-10 04:12:06,283 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-10 04:12:06,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:06,566 INFO L255 TraceCheckSpWp]: Trace formula consists of 1044 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-10 04:12:06,580 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 04:12:07,123 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 4061 proven. 156 refuted. 0 times theorem prover too weak. 6007 trivial. 0 not checked. [2024-11-10 04:12:07,124 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 04:12:07,580 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 57 proven. 156 refuted. 0 times theorem prover too weak. 10011 trivial. 0 not checked. [2024-11-10 04:12:07,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [145461290] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 04:12:07,580 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 04:12:07,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-11-10 04:12:07,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363060496] [2024-11-10 04:12:07,582 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 04:12:07,583 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-10 04:12:07,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:12:07,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-10 04:12:07,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-10 04:12:07,585 INFO L87 Difference]: Start difference. First operand 16334 states and 26781 transitions. Second operand has 7 states, 7 states have (on average 16.142857142857142) internal successors, (113), 7 states have internal predecessors, (113), 2 states have call successors, (124), 2 states have call predecessors, (124), 4 states have return successors, (125), 2 states have call predecessors, (125), 2 states have call successors, (125) [2024-11-10 04:12:09,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:12:09,129 INFO L93 Difference]: Finished difference Result 32423 states and 52531 transitions. [2024-11-10 04:12:09,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-10 04:12:09,130 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.142857142857142) internal successors, (113), 7 states have internal predecessors, (113), 2 states have call successors, (124), 2 states have call predecessors, (124), 4 states have return successors, (125), 2 states have call predecessors, (125), 2 states have call successors, (125) Word has length 461 [2024-11-10 04:12:09,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:12:09,213 INFO L225 Difference]: With dead ends: 32423 [2024-11-10 04:12:09,213 INFO L226 Difference]: Without dead ends: 16992 [2024-11-10 04:12:09,265 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1072 GetRequests, 1062 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-10 04:12:09,266 INFO L432 NwaCegarLoop]: 251 mSDtfsCounter, 154 mSDsluCounter, 357 mSDsCounter, 0 mSdLazyCounter, 381 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 608 SdHoareTripleChecker+Invalid, 397 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 381 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-10 04:12:09,266 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 608 Invalid, 397 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 381 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-10 04:12:09,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16992 states. [2024-11-10 04:12:10,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16992 to 16526. [2024-11-10 04:12:10,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16526 states, 12770 states have (on average 1.5534064212999217) internal successors, (19837), 12838 states have internal predecessors, (19837), 3448 states have call successors, (3448), 307 states have call predecessors, (3448), 307 states have return successors, (3448), 3380 states have call predecessors, (3448), 3448 states have call successors, (3448) [2024-11-10 04:12:10,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16526 states to 16526 states and 26733 transitions. [2024-11-10 04:12:10,892 INFO L78 Accepts]: Start accepts. Automaton has 16526 states and 26733 transitions. Word has length 461 [2024-11-10 04:12:10,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:12:10,893 INFO L471 AbstractCegarLoop]: Abstraction has 16526 states and 26733 transitions. [2024-11-10 04:12:10,894 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.142857142857142) internal successors, (113), 7 states have internal predecessors, (113), 2 states have call successors, (124), 2 states have call predecessors, (124), 4 states have return successors, (125), 2 states have call predecessors, (125), 2 states have call successors, (125) [2024-11-10 04:12:10,894 INFO L276 IsEmpty]: Start isEmpty. Operand 16526 states and 26733 transitions. [2024-11-10 04:12:10,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2024-11-10 04:12:10,903 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:12:10,903 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:12:10,926 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-10 04:12:11,107 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,SelfDestructingSolverStorable9 [2024-11-10 04:12:11,110 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:12:11,110 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:12:11,110 INFO L85 PathProgramCache]: Analyzing trace with hash -777776593, now seen corresponding path program 1 times [2024-11-10 04:12:11,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:12:11,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151538863] [2024-11-10 04:12:11,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:12:11,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:12:11,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:12:12,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:12:12,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:12:12,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:12:12,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:12:12,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:12:12,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:12:12,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-10 04:12:12,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-10 04:12:12,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 04:12:12,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-10 04:12:12,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 04:12:12,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-10 04:12:12,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 04:12:12,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 04:12:12,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 04:12:12,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 04:12:12,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-10 04:12:12,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 04:12:12,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-10 04:12:12,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 04:12:12,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 04:12:12,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 04:12:12,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 04:12:12,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:12:12,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-10 04:12:12,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 04:12:12,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:12:12,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 04:12:12,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:12:12,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 04:12:12,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:12:12,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 04:12:12,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-10 04:12:12,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 04:12:12,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 04:12:12,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:12:12,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-10 04:12:12,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:12:12,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-10 04:12:12,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 04:12:12,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 04:12:12,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 04:12:12,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 04:12:12,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 04:12:12,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 04:12:12,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 04:12:12,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 04:12:12,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 04:12:12,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-10 04:12:12,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-10 04:12:12,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-10 04:12:12,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-10 04:12:12,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-10 04:12:12,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-10 04:12:12,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-10 04:12:12,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-10 04:12:12,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-10 04:12:12,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-10 04:12:12,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-10 04:12:12,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-10 04:12:12,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-10 04:12:12,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-10 04:12:12,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-10 04:12:12,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 04:12:12,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 04:12:12,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-10 04:12:12,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-10 04:12:12,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-10 04:12:12,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-11-10 04:12:12,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-10 04:12:12,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-10 04:12:12,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:12,767 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 57 proven. 156 refuted. 0 times theorem prover too weak. 10011 trivial. 0 not checked. [2024-11-10 04:12:12,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:12:12,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151538863] [2024-11-10 04:12:12,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [151538863] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 04:12:12,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [98399818] [2024-11-10 04:12:12,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:12:12,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 04:12:12,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 04:12:12,770 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) [2024-11-10 04:12:12,772 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-10 04:12:13,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:13,071 INFO L255 TraceCheckSpWp]: Trace formula consists of 1041 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-10 04:12:13,086 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 04:12:14,579 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 3887 proven. 516 refuted. 0 times theorem prover too weak. 5821 trivial. 0 not checked. [2024-11-10 04:12:14,580 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 04:12:15,531 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 105 proven. 318 refuted. 0 times theorem prover too weak. 9801 trivial. 0 not checked. [2024-11-10 04:12:15,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [98399818] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 04:12:15,531 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 04:12:15,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 11] total 22 [2024-11-10 04:12:15,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554582943] [2024-11-10 04:12:15,532 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 04:12:15,533 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-10 04:12:15,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:12:15,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-10 04:12:15,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=377, Unknown=0, NotChecked=0, Total=462 [2024-11-10 04:12:15,535 INFO L87 Difference]: Start difference. First operand 16526 states and 26733 transitions. Second operand has 22 states, 22 states have (on average 8.818181818181818) internal successors, (194), 22 states have internal predecessors, (194), 4 states have call successors, (180), 3 states have call predecessors, (180), 7 states have return successors, (183), 4 states have call predecessors, (183), 4 states have call successors, (183) [2024-11-10 04:12:24,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:12:24,374 INFO L93 Difference]: Finished difference Result 49495 states and 78543 transitions. [2024-11-10 04:12:24,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2024-11-10 04:12:24,375 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 8.818181818181818) internal successors, (194), 22 states have internal predecessors, (194), 4 states have call successors, (180), 3 states have call predecessors, (180), 7 states have return successors, (183), 4 states have call predecessors, (183), 4 states have call successors, (183) Word has length 461 [2024-11-10 04:12:24,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:12:24,537 INFO L225 Difference]: With dead ends: 49495 [2024-11-10 04:12:24,538 INFO L226 Difference]: Without dead ends: 37614 [2024-11-10 04:12:24,588 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1181 GetRequests, 1065 SyntacticMatches, 2 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4777 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=2330, Invalid=11010, Unknown=0, NotChecked=0, Total=13340 [2024-11-10 04:12:24,589 INFO L432 NwaCegarLoop]: 570 mSDtfsCounter, 3365 mSDsluCounter, 4156 mSDsCounter, 0 mSdLazyCounter, 3544 mSolverCounterSat, 1445 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3383 SdHoareTripleChecker+Valid, 4726 SdHoareTripleChecker+Invalid, 4989 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1445 IncrementalHoareTripleChecker+Valid, 3544 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-11-10 04:12:24,589 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3383 Valid, 4726 Invalid, 4989 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1445 Valid, 3544 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-11-10 04:12:24,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37614 states. [2024-11-10 04:12:27,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37614 to 25999. [2024-11-10 04:12:27,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25999 states, 19919 states have (on average 1.5380290175209599) internal successors, (30636), 20039 states have internal predecessors, (30636), 5496 states have call successors, (5496), 583 states have call predecessors, (5496), 583 states have return successors, (5496), 5376 states have call predecessors, (5496), 5496 states have call successors, (5496) [2024-11-10 04:12:27,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25999 states to 25999 states and 41628 transitions. [2024-11-10 04:12:27,814 INFO L78 Accepts]: Start accepts. Automaton has 25999 states and 41628 transitions. Word has length 461 [2024-11-10 04:12:27,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:12:27,815 INFO L471 AbstractCegarLoop]: Abstraction has 25999 states and 41628 transitions. [2024-11-10 04:12:27,815 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 8.818181818181818) internal successors, (194), 22 states have internal predecessors, (194), 4 states have call successors, (180), 3 states have call predecessors, (180), 7 states have return successors, (183), 4 states have call predecessors, (183), 4 states have call successors, (183) [2024-11-10 04:12:27,815 INFO L276 IsEmpty]: Start isEmpty. Operand 25999 states and 41628 transitions. [2024-11-10 04:12:27,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2024-11-10 04:12:27,824 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:12:27,824 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:12:27,845 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-10 04:12:28,025 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 04:12:28,026 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:12:28,026 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:12:28,026 INFO L85 PathProgramCache]: Analyzing trace with hash 1591657392, now seen corresponding path program 1 times [2024-11-10 04:12:28,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:12:28,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296354406] [2024-11-10 04:12:28,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:12:28,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:12:28,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:12:29,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:12:29,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:12:29,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:12:29,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:12:29,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:12:29,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:12:29,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-10 04:12:29,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-10 04:12:29,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 04:12:29,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-10 04:12:29,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 04:12:29,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-10 04:12:29,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 04:12:29,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 04:12:29,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 04:12:29,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 04:12:29,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-10 04:12:29,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 04:12:29,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-10 04:12:29,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 04:12:29,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 04:12:29,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 04:12:29,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 04:12:29,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:12:29,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-10 04:12:29,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 04:12:29,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:12:29,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 04:12:29,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:12:29,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 04:12:29,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:12:29,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 04:12:29,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-10 04:12:29,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:29,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 04:12:29,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 04:12:30,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:12:30,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-10 04:12:30,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:12:30,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-10 04:12:30,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 04:12:30,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 04:12:30,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 04:12:30,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 04:12:30,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 04:12:30,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 04:12:30,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 04:12:30,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 04:12:30,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 04:12:30,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-10 04:12:30,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-10 04:12:30,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-10 04:12:30,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-10 04:12:30,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-10 04:12:30,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-10 04:12:30,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-10 04:12:30,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-10 04:12:30,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-10 04:12:30,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-10 04:12:30,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-10 04:12:30,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-10 04:12:30,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-10 04:12:30,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-10 04:12:30,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-10 04:12:30,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 04:12:30,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 04:12:30,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-10 04:12:30,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-10 04:12:30,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-10 04:12:30,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-11-10 04:12:30,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-10 04:12:30,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-10 04:12:30,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,224 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 117 proven. 303 refuted. 0 times theorem prover too weak. 9804 trivial. 0 not checked. [2024-11-10 04:12:30,224 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:12:30,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296354406] [2024-11-10 04:12:30,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1296354406] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 04:12:30,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [586617749] [2024-11-10 04:12:30,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:12:30,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 04:12:30,225 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 04:12:30,227 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) [2024-11-10 04:12:30,243 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-10 04:12:30,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:12:30,539 INFO L255 TraceCheckSpWp]: Trace formula consists of 1041 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-10 04:12:30,547 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 04:12:32,480 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 4149 proven. 657 refuted. 0 times theorem prover too weak. 5418 trivial. 0 not checked. [2024-11-10 04:12:32,480 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 04:12:33,462 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 162 proven. 468 refuted. 0 times theorem prover too weak. 9594 trivial. 0 not checked. [2024-11-10 04:12:33,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [586617749] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 04:12:33,463 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 04:12:33,463 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 13] total 28 [2024-11-10 04:12:33,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45052675] [2024-11-10 04:12:33,463 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 04:12:33,464 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-10 04:12:33,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:12:33,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-10 04:12:33,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=605, Unknown=0, NotChecked=0, Total=756 [2024-11-10 04:12:33,466 INFO L87 Difference]: Start difference. First operand 25999 states and 41628 transitions. Second operand has 28 states, 28 states have (on average 7.178571428571429) internal successors, (201), 28 states have internal predecessors, (201), 6 states have call successors, (180), 4 states have call predecessors, (180), 10 states have return successors, (183), 6 states have call predecessors, (183), 6 states have call successors, (183)