./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d64_e0.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c7c6ca5d 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/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d64_e0.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-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 64bit --witnessprinter.graph.data.programhash fcd3e2879247d15e14f02abce237dae5479834254a512f5695db130bc7cc67af --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-08 17:34:40,714 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 17:34:40,771 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-08 17:34:40,776 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 17:34:40,776 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 17:34:40,800 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 17:34:40,801 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 17:34:40,802 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 17:34:40,802 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 17:34:40,803 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 17:34:40,803 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 17:34:40,804 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 17:34:40,804 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 17:34:40,805 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 17:34:40,805 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 17:34:40,806 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 17:34:40,806 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 17:34:40,806 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 17:34:40,806 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 17:34:40,806 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 17:34:40,807 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 17:34:40,810 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 17:34:40,810 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 17:34:40,810 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 17:34:40,810 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 17:34:40,810 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 17:34:40,810 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 17:34:40,811 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 17:34:40,811 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 17:34:40,811 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:34:40,812 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 17:34:40,812 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 17:34:40,812 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 17:34:40,813 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 17:34:40,813 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 17:34:40,813 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 17:34:40,814 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 17:34:40,814 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 17:34:40,814 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 17:34:40,814 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcd3e2879247d15e14f02abce237dae5479834254a512f5695db130bc7cc67af [2024-11-08 17:34:41,015 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 17:34:41,033 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 17:34:41,036 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 17:34:41,037 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 17:34:41,038 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 17:34:41,038 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d64_e0.c [2024-11-08 17:34:42,218 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 17:34:42,625 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 17:34:42,626 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d64_e0.c [2024-11-08 17:34:42,661 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08fd77f70/f7293ea7b84a41d7b004825399820e01/FLAG3f3e181db [2024-11-08 17:34:42,809 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08fd77f70/f7293ea7b84a41d7b004825399820e01 [2024-11-08 17:34:42,811 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 17:34:42,812 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 17:34:42,813 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 17:34:42,813 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 17:34:42,817 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 17:34:42,817 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:34:42" (1/1) ... [2024-11-08 17:34:42,818 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69709706 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:34:42, skipping insertion in model container [2024-11-08 17:34:42,818 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:34:42" (1/1) ... [2024-11-08 17:34:42,908 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 17:34:43,152 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/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d64_e0.c[1270,1283] [2024-11-08 17:34:43,786 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:34:43,793 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 17:34:43,801 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/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d64_e0.c[1270,1283] [2024-11-08 17:34:44,099 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:34:44,113 INFO L204 MainTranslator]: Completed translation [2024-11-08 17:34:44,114 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:34:44 WrapperNode [2024-11-08 17:34:44,114 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 17:34:44,115 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 17:34:44,115 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 17:34:44,115 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 17:34:44,120 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:34:44" (1/1) ... [2024-11-08 17:34:44,300 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:34:44" (1/1) ... [2024-11-08 17:34:45,643 INFO L138 Inliner]: procedures = 17, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 18707 [2024-11-08 17:34:45,644 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 17:34:45,645 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 17:34:45,645 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 17:34:45,645 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 17:34:45,659 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:34:44" (1/1) ... [2024-11-08 17:34:45,659 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:34:44" (1/1) ... [2024-11-08 17:34:46,153 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:34:44" (1/1) ... [2024-11-08 17:34:46,537 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]. [2024-11-08 17:34:46,537 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:34:44" (1/1) ... [2024-11-08 17:34:46,538 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:34:44" (1/1) ... [2024-11-08 17:34:47,115 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:34:44" (1/1) ... [2024-11-08 17:34:47,186 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:34:44" (1/1) ... [2024-11-08 17:34:47,272 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:34:44" (1/1) ... [2024-11-08 17:34:47,411 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:34:44" (1/1) ... [2024-11-08 17:34:47,633 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 17:34:47,634 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 17:34:47,634 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 17:34:47,634 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 17:34:47,635 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:34:44" (1/1) ... [2024-11-08 17:34:47,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:34:47,649 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 17:34:47,662 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) [2024-11-08 17:34:47,664 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 [2024-11-08 17:34:47,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 17:34:47,694 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 17:34:47,694 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 17:34:47,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 17:34:47,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 17:34:47,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 17:34:48,528 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 17:34:48,530 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 17:35:18,699 INFO L? ?]: Removed 10963 outVars from TransFormulas that were not future-live. [2024-11-08 17:35:18,699 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 17:35:18,761 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 17:35:18,761 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 17:35:18,761 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:35:18 BoogieIcfgContainer [2024-11-08 17:35:18,762 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 17:35:18,764 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 17:35:18,765 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 17:35:18,767 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 17:35:18,767 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:34:42" (1/3) ... [2024-11-08 17:35:18,768 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@773c5040 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:35:18, skipping insertion in model container [2024-11-08 17:35:18,768 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:34:44" (2/3) ... [2024-11-08 17:35:18,768 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@773c5040 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:35:18, skipping insertion in model container [2024-11-08 17:35:18,768 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:35:18" (3/3) ... [2024-11-08 17:35:18,770 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.arbitrated_top_n4_w8_d64_e0.c [2024-11-08 17:35:18,782 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 17:35:18,782 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 17:35:18,884 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 17:35:18,890 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;@4e0a49ff, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 17:35:18,890 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 17:35:18,904 INFO L276 IsEmpty]: Start isEmpty. Operand has 4996 states, 4980 states have (on average 1.4983935742971888) internal successors, (7462), 4981 states have internal predecessors, (7462), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-08 17:35:18,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1152 [2024-11-08 17:35:18,943 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:35:18,945 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:35:18,945 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:35:18,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:35:18,949 INFO L85 PathProgramCache]: Analyzing trace with hash 394174485, now seen corresponding path program 1 times [2024-11-08 17:35:18,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:35:18,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007687782] [2024-11-08 17:35:18,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:35:18,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:35:20,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:24,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2024-11-08 17:35:24,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:24,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2024-11-08 17:35:24,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:24,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2024-11-08 17:35:24,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:24,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2024-11-08 17:35:24,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:24,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2024-11-08 17:35:24,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:24,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2024-11-08 17:35:24,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:24,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 663 [2024-11-08 17:35:24,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:24,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 679 [2024-11-08 17:35:24,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:24,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2024-11-08 17:35:24,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:24,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2024-11-08 17:35:24,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:24,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2024-11-08 17:35:24,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:24,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2024-11-08 17:35:24,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:24,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2024-11-08 17:35:24,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:24,587 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-08 17:35:24,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:35:24,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007687782] [2024-11-08 17:35:24,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2007687782] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:35:24,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:35:24,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:35:24,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624826582] [2024-11-08 17:35:24,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:35:24,595 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:35:24,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:35:24,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:35:24,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:35:24,624 INFO L87 Difference]: Start difference. First operand has 4996 states, 4980 states have (on average 1.4983935742971888) internal successors, (7462), 4981 states have internal predecessors, (7462), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) Second operand has 4 states, 4 states have (on average 272.25) internal successors, (1089), 4 states have internal predecessors, (1089), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-08 17:35:25,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:35:25,404 INFO L93 Difference]: Finished difference Result 8879 states and 13323 transitions. [2024-11-08 17:35:25,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:35:25,407 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 272.25) internal successors, (1089), 4 states have internal predecessors, (1089), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 1151 [2024-11-08 17:35:25,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:35:25,444 INFO L225 Difference]: With dead ends: 8879 [2024-11-08 17:35:25,445 INFO L226 Difference]: Without dead ends: 4993 [2024-11-08 17:35:25,457 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:35:25,461 INFO L432 NwaCegarLoop]: 7135 mSDtfsCounter, 6460 mSDsluCounter, 7137 mSDsCounter, 0 mSdLazyCounter, 706 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6460 SdHoareTripleChecker+Valid, 14272 SdHoareTripleChecker+Invalid, 706 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 706 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-08 17:35:25,463 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6460 Valid, 14272 Invalid, 706 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 706 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-08 17:35:25,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4993 states. [2024-11-08 17:35:25,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4993 to 4993. [2024-11-08 17:35:25,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4993 states, 4978 states have (on average 1.4977902772197669) internal successors, (7456), 4978 states have internal predecessors, (7456), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-08 17:35:25,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4993 states to 4993 states and 7482 transitions. [2024-11-08 17:35:25,602 INFO L78 Accepts]: Start accepts. Automaton has 4993 states and 7482 transitions. Word has length 1151 [2024-11-08 17:35:25,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:35:25,604 INFO L471 AbstractCegarLoop]: Abstraction has 4993 states and 7482 transitions. [2024-11-08 17:35:25,605 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 272.25) internal successors, (1089), 4 states have internal predecessors, (1089), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-08 17:35:25,605 INFO L276 IsEmpty]: Start isEmpty. Operand 4993 states and 7482 transitions. [2024-11-08 17:35:25,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1153 [2024-11-08 17:35:25,630 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:35:25,631 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:35:25,631 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 17:35:25,632 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:35:25,632 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:35:25,632 INFO L85 PathProgramCache]: Analyzing trace with hash 1154720865, now seen corresponding path program 1 times [2024-11-08 17:35:25,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:35:25,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442758107] [2024-11-08 17:35:25,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:35:25,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:35:26,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:28,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2024-11-08 17:35:28,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:28,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2024-11-08 17:35:28,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:28,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2024-11-08 17:35:28,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:28,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2024-11-08 17:35:28,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:28,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2024-11-08 17:35:28,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:28,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2024-11-08 17:35:28,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:28,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 663 [2024-11-08 17:35:28,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:28,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 679 [2024-11-08 17:35:28,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:28,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2024-11-08 17:35:28,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:28,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2024-11-08 17:35:28,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:28,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2024-11-08 17:35:28,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:28,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2024-11-08 17:35:28,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:28,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2024-11-08 17:35:28,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:28,794 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-08 17:35:28,795 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:35:28,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442758107] [2024-11-08 17:35:28,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1442758107] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:35:28,795 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:35:28,795 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:35:28,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476875805] [2024-11-08 17:35:28,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:35:28,797 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:35:28,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:35:28,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:35:28,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:35:28,800 INFO L87 Difference]: Start difference. First operand 4993 states and 7482 transitions. Second operand has 5 states, 5 states have (on average 218.0) internal successors, (1090), 5 states have internal predecessors, (1090), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-08 17:35:29,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:35:29,346 INFO L93 Difference]: Finished difference Result 9390 states and 14070 transitions. [2024-11-08 17:35:29,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:35:29,347 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 218.0) internal successors, (1090), 5 states have internal predecessors, (1090), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 1152 [2024-11-08 17:35:29,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:35:29,361 INFO L225 Difference]: With dead ends: 9390 [2024-11-08 17:35:29,362 INFO L226 Difference]: Without dead ends: 4993 [2024-11-08 17:35:29,369 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-08 17:35:29,371 INFO L432 NwaCegarLoop]: 7441 mSDtfsCounter, 7943 mSDsluCounter, 14590 mSDsCounter, 0 mSdLazyCounter, 428 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7943 SdHoareTripleChecker+Valid, 22031 SdHoareTripleChecker+Invalid, 456 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 428 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:35:29,371 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7943 Valid, 22031 Invalid, 456 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 428 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 17:35:29,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4993 states. [2024-11-08 17:35:29,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4993 to 4993. [2024-11-08 17:35:29,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4993 states, 4978 states have (on average 1.4975893933306548) internal successors, (7455), 4978 states have internal predecessors, (7455), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-08 17:35:29,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4993 states to 4993 states and 7481 transitions. [2024-11-08 17:35:29,449 INFO L78 Accepts]: Start accepts. Automaton has 4993 states and 7481 transitions. Word has length 1152 [2024-11-08 17:35:29,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:35:29,450 INFO L471 AbstractCegarLoop]: Abstraction has 4993 states and 7481 transitions. [2024-11-08 17:35:29,451 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 218.0) internal successors, (1090), 5 states have internal predecessors, (1090), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-08 17:35:29,451 INFO L276 IsEmpty]: Start isEmpty. Operand 4993 states and 7481 transitions. [2024-11-08 17:35:29,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1154 [2024-11-08 17:35:29,460 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:35:29,461 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:35:29,461 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 17:35:29,462 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:35:29,462 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:35:29,462 INFO L85 PathProgramCache]: Analyzing trace with hash -500815028, now seen corresponding path program 1 times [2024-11-08 17:35:29,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:35:29,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541521462] [2024-11-08 17:35:29,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:35:29,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:35:30,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:31,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2024-11-08 17:35:31,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:31,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2024-11-08 17:35:31,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:31,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2024-11-08 17:35:31,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:31,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2024-11-08 17:35:31,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:31,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2024-11-08 17:35:31,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:31,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2024-11-08 17:35:31,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:31,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 663 [2024-11-08 17:35:31,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:31,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 679 [2024-11-08 17:35:31,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:31,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2024-11-08 17:35:31,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:31,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2024-11-08 17:35:31,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:31,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2024-11-08 17:35:31,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:31,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2024-11-08 17:35:31,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:31,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2024-11-08 17:35:31,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:31,710 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-08 17:35:31,711 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:35:31,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541521462] [2024-11-08 17:35:31,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541521462] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:35:31,711 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:35:31,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:35:31,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048344291] [2024-11-08 17:35:31,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:35:31,713 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:35:31,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:35:31,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:35:31,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:35:31,715 INFO L87 Difference]: Start difference. First operand 4993 states and 7481 transitions. Second operand has 5 states, 5 states have (on average 218.2) internal successors, (1091), 5 states have internal predecessors, (1091), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-08 17:35:32,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:35:32,316 INFO L93 Difference]: Finished difference Result 8876 states and 13298 transitions. [2024-11-08 17:35:32,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:35:32,317 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 218.2) internal successors, (1091), 5 states have internal predecessors, (1091), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 1153 [2024-11-08 17:35:32,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:35:32,330 INFO L225 Difference]: With dead ends: 8876 [2024-11-08 17:35:32,331 INFO L226 Difference]: Without dead ends: 4993 [2024-11-08 17:35:32,335 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:35:32,335 INFO L432 NwaCegarLoop]: 7135 mSDtfsCounter, 14188 mSDsluCounter, 7137 mSDsCounter, 0 mSdLazyCounter, 702 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14201 SdHoareTripleChecker+Valid, 14272 SdHoareTripleChecker+Invalid, 703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 702 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 17:35:32,336 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14201 Valid, 14272 Invalid, 703 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 702 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 17:35:32,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4993 states. [2024-11-08 17:35:32,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4993 to 4993. [2024-11-08 17:35:32,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4993 states, 4978 states have (on average 1.497388509441543) internal successors, (7454), 4978 states have internal predecessors, (7454), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-08 17:35:32,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4993 states to 4993 states and 7480 transitions. [2024-11-08 17:35:32,418 INFO L78 Accepts]: Start accepts. Automaton has 4993 states and 7480 transitions. Word has length 1153 [2024-11-08 17:35:32,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:35:32,419 INFO L471 AbstractCegarLoop]: Abstraction has 4993 states and 7480 transitions. [2024-11-08 17:35:32,420 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 218.2) internal successors, (1091), 5 states have internal predecessors, (1091), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-08 17:35:32,420 INFO L276 IsEmpty]: Start isEmpty. Operand 4993 states and 7480 transitions. [2024-11-08 17:35:32,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1155 [2024-11-08 17:35:32,428 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:35:32,429 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:35:32,429 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 17:35:32,429 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:35:32,429 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:35:32,430 INFO L85 PathProgramCache]: Analyzing trace with hash 721039656, now seen corresponding path program 1 times [2024-11-08 17:35:32,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:35:32,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078946005] [2024-11-08 17:35:32,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:35:32,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:35:33,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:34,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2024-11-08 17:35:34,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:34,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2024-11-08 17:35:34,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:34,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2024-11-08 17:35:34,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:34,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2024-11-08 17:35:34,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:34,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2024-11-08 17:35:34,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:34,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2024-11-08 17:35:34,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:34,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 663 [2024-11-08 17:35:34,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:34,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 679 [2024-11-08 17:35:34,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:34,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2024-11-08 17:35:34,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:34,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2024-11-08 17:35:34,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:34,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2024-11-08 17:35:34,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:34,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2024-11-08 17:35:34,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:34,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2024-11-08 17:35:34,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:34,449 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-08 17:35:34,449 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:35:34,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078946005] [2024-11-08 17:35:34,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1078946005] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:35:34,450 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:35:34,450 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:35:34,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207188520] [2024-11-08 17:35:34,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:35:34,451 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:35:34,451 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:35:34,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:35:34,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:35:34,453 INFO L87 Difference]: Start difference. First operand 4993 states and 7480 transitions. Second operand has 5 states, 5 states have (on average 218.4) internal successors, (1092), 5 states have internal predecessors, (1092), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-08 17:35:34,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:35:34,959 INFO L93 Difference]: Finished difference Result 8876 states and 13296 transitions. [2024-11-08 17:35:34,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:35:34,961 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 218.4) internal successors, (1092), 5 states have internal predecessors, (1092), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 1154 [2024-11-08 17:35:34,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:35:34,974 INFO L225 Difference]: With dead ends: 8876 [2024-11-08 17:35:34,975 INFO L226 Difference]: Without dead ends: 4993 [2024-11-08 17:35:34,980 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:35:34,982 INFO L432 NwaCegarLoop]: 7135 mSDtfsCounter, 14180 mSDsluCounter, 7137 mSDsCounter, 0 mSdLazyCounter, 700 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14193 SdHoareTripleChecker+Valid, 14272 SdHoareTripleChecker+Invalid, 701 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 700 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:35:34,983 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14193 Valid, 14272 Invalid, 701 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 700 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 17:35:34,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4993 states. [2024-11-08 17:35:35,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4993 to 4993. [2024-11-08 17:35:35,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4993 states, 4978 states have (on average 1.4971876255524308) internal successors, (7453), 4978 states have internal predecessors, (7453), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-08 17:35:35,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4993 states to 4993 states and 7479 transitions. [2024-11-08 17:35:35,051 INFO L78 Accepts]: Start accepts. Automaton has 4993 states and 7479 transitions. Word has length 1154 [2024-11-08 17:35:35,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:35:35,052 INFO L471 AbstractCegarLoop]: Abstraction has 4993 states and 7479 transitions. [2024-11-08 17:35:35,052 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 218.4) internal successors, (1092), 5 states have internal predecessors, (1092), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-08 17:35:35,052 INFO L276 IsEmpty]: Start isEmpty. Operand 4993 states and 7479 transitions. [2024-11-08 17:35:35,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1156 [2024-11-08 17:35:35,060 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:35:35,061 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:35:35,061 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 17:35:35,061 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:35:35,061 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:35:35,062 INFO L85 PathProgramCache]: Analyzing trace with hash 1964983283, now seen corresponding path program 1 times [2024-11-08 17:35:35,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:35:35,062 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614016378] [2024-11-08 17:35:35,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:35:35,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:35:35,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:37,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2024-11-08 17:35:37,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:37,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2024-11-08 17:35:37,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:37,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2024-11-08 17:35:37,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:37,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2024-11-08 17:35:37,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:37,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2024-11-08 17:35:37,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:37,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2024-11-08 17:35:37,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:37,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 663 [2024-11-08 17:35:37,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:37,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 679 [2024-11-08 17:35:37,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:37,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2024-11-08 17:35:37,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:37,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2024-11-08 17:35:37,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:37,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2024-11-08 17:35:37,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:37,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2024-11-08 17:35:37,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:37,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2024-11-08 17:35:37,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:37,033 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-08 17:35:37,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:35:37,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614016378] [2024-11-08 17:35:37,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614016378] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:35:37,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:35:37,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:35:37,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471960749] [2024-11-08 17:35:37,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:35:37,035 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:35:37,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:35:37,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:35:37,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:35:37,036 INFO L87 Difference]: Start difference. First operand 4993 states and 7479 transitions. Second operand has 5 states, 5 states have (on average 218.6) internal successors, (1093), 5 states have internal predecessors, (1093), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-08 17:35:37,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:35:37,542 INFO L93 Difference]: Finished difference Result 8876 states and 13294 transitions. [2024-11-08 17:35:37,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:35:37,543 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 218.6) internal successors, (1093), 5 states have internal predecessors, (1093), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 1155 [2024-11-08 17:35:37,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:35:37,556 INFO L225 Difference]: With dead ends: 8876 [2024-11-08 17:35:37,556 INFO L226 Difference]: Without dead ends: 4993 [2024-11-08 17:35:37,561 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:35:37,562 INFO L432 NwaCegarLoop]: 7135 mSDtfsCounter, 14172 mSDsluCounter, 7137 mSDsCounter, 0 mSdLazyCounter, 698 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14185 SdHoareTripleChecker+Valid, 14272 SdHoareTripleChecker+Invalid, 699 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 698 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:35:37,562 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14185 Valid, 14272 Invalid, 699 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 698 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 17:35:37,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4993 states. [2024-11-08 17:35:37,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4993 to 4993. [2024-11-08 17:35:37,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4993 states, 4978 states have (on average 1.4969867416633187) internal successors, (7452), 4978 states have internal predecessors, (7452), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-08 17:35:37,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4993 states to 4993 states and 7478 transitions. [2024-11-08 17:35:37,628 INFO L78 Accepts]: Start accepts. Automaton has 4993 states and 7478 transitions. Word has length 1155 [2024-11-08 17:35:37,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:35:37,629 INFO L471 AbstractCegarLoop]: Abstraction has 4993 states and 7478 transitions. [2024-11-08 17:35:37,629 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 218.6) internal successors, (1093), 5 states have internal predecessors, (1093), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-08 17:35:37,630 INFO L276 IsEmpty]: Start isEmpty. Operand 4993 states and 7478 transitions. [2024-11-08 17:35:37,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1157 [2024-11-08 17:35:37,638 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:35:37,638 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:35:37,638 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 17:35:37,639 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:35:37,639 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:35:37,639 INFO L85 PathProgramCache]: Analyzing trace with hash -1794636433, now seen corresponding path program 1 times [2024-11-08 17:35:37,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:35:37,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901737061] [2024-11-08 17:35:37,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:35:37,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:35:38,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:39,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2024-11-08 17:35:39,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:39,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2024-11-08 17:35:39,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:39,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2024-11-08 17:35:39,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:39,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2024-11-08 17:35:39,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:39,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2024-11-08 17:35:39,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:39,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2024-11-08 17:35:39,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:39,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 663 [2024-11-08 17:35:39,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:39,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 679 [2024-11-08 17:35:39,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:39,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2024-11-08 17:35:39,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:39,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2024-11-08 17:35:39,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:39,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2024-11-08 17:35:39,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:39,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2024-11-08 17:35:39,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:39,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2024-11-08 17:35:39,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:39,880 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-08 17:35:39,881 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:35:39,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901737061] [2024-11-08 17:35:39,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [901737061] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:35:39,881 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:35:39,881 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:35:39,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806417572] [2024-11-08 17:35:39,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:35:39,883 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:35:39,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:35:39,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:35:39,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:35:39,885 INFO L87 Difference]: Start difference. First operand 4993 states and 7478 transitions. Second operand has 5 states, 5 states have (on average 218.8) internal successors, (1094), 5 states have internal predecessors, (1094), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-08 17:35:40,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:35:40,368 INFO L93 Difference]: Finished difference Result 8876 states and 13292 transitions. [2024-11-08 17:35:40,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:35:40,369 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 218.8) internal successors, (1094), 5 states have internal predecessors, (1094), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 1156 [2024-11-08 17:35:40,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:35:40,376 INFO L225 Difference]: With dead ends: 8876 [2024-11-08 17:35:40,377 INFO L226 Difference]: Without dead ends: 4993 [2024-11-08 17:35:40,380 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:35:40,381 INFO L432 NwaCegarLoop]: 7135 mSDtfsCounter, 7437 mSDsluCounter, 7154 mSDsCounter, 0 mSdLazyCounter, 696 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7450 SdHoareTripleChecker+Valid, 14289 SdHoareTripleChecker+Invalid, 697 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 696 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:35:40,381 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7450 Valid, 14289 Invalid, 697 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 696 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 17:35:40,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4993 states. [2024-11-08 17:35:40,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4993 to 4993. [2024-11-08 17:35:40,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4993 states, 4978 states have (on average 1.4967858577742066) internal successors, (7451), 4978 states have internal predecessors, (7451), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-08 17:35:40,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4993 states to 4993 states and 7477 transitions. [2024-11-08 17:35:40,437 INFO L78 Accepts]: Start accepts. Automaton has 4993 states and 7477 transitions. Word has length 1156 [2024-11-08 17:35:40,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:35:40,438 INFO L471 AbstractCegarLoop]: Abstraction has 4993 states and 7477 transitions. [2024-11-08 17:35:40,438 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 218.8) internal successors, (1094), 5 states have internal predecessors, (1094), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-08 17:35:40,439 INFO L276 IsEmpty]: Start isEmpty. Operand 4993 states and 7477 transitions. [2024-11-08 17:35:40,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1158 [2024-11-08 17:35:40,446 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:35:40,447 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:35:40,447 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 17:35:40,447 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:35:40,448 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:35:40,448 INFO L85 PathProgramCache]: Analyzing trace with hash 1849850906, now seen corresponding path program 1 times [2024-11-08 17:35:40,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:35:40,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569966785] [2024-11-08 17:35:40,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:35:40,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:35:41,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:42,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2024-11-08 17:35:42,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:42,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2024-11-08 17:35:42,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:42,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2024-11-08 17:35:42,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:42,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2024-11-08 17:35:42,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:42,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2024-11-08 17:35:42,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:42,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2024-11-08 17:35:42,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:42,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 663 [2024-11-08 17:35:42,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:42,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 679 [2024-11-08 17:35:42,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:42,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2024-11-08 17:35:42,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:42,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2024-11-08 17:35:42,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:42,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2024-11-08 17:35:42,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:42,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2024-11-08 17:35:42,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:42,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2024-11-08 17:35:42,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:42,525 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-08 17:35:42,525 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:35:42,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569966785] [2024-11-08 17:35:42,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [569966785] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:35:42,525 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:35:42,525 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:35:42,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84351709] [2024-11-08 17:35:42,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:35:42,526 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:35:42,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:35:42,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:35:42,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:35:42,528 INFO L87 Difference]: Start difference. First operand 4993 states and 7477 transitions. Second operand has 5 states, 5 states have (on average 219.0) internal successors, (1095), 5 states have internal predecessors, (1095), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-08 17:35:43,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:35:43,026 INFO L93 Difference]: Finished difference Result 8876 states and 13290 transitions. [2024-11-08 17:35:43,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:35:43,027 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 219.0) internal successors, (1095), 5 states have internal predecessors, (1095), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 1157 [2024-11-08 17:35:43,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:35:43,034 INFO L225 Difference]: With dead ends: 8876 [2024-11-08 17:35:43,034 INFO L226 Difference]: Without dead ends: 4993 [2024-11-08 17:35:43,037 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:35:43,038 INFO L432 NwaCegarLoop]: 7135 mSDtfsCounter, 14156 mSDsluCounter, 7137 mSDsCounter, 0 mSdLazyCounter, 694 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14169 SdHoareTripleChecker+Valid, 14272 SdHoareTripleChecker+Invalid, 695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 694 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:35:43,038 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14169 Valid, 14272 Invalid, 695 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 694 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 17:35:43,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4993 states. [2024-11-08 17:35:43,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4993 to 4993. [2024-11-08 17:35:43,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4993 states, 4978 states have (on average 1.4965849738850945) internal successors, (7450), 4978 states have internal predecessors, (7450), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-08 17:35:43,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4993 states to 4993 states and 7476 transitions. [2024-11-08 17:35:43,091 INFO L78 Accepts]: Start accepts. Automaton has 4993 states and 7476 transitions. Word has length 1157 [2024-11-08 17:35:43,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:35:43,092 INFO L471 AbstractCegarLoop]: Abstraction has 4993 states and 7476 transitions. [2024-11-08 17:35:43,093 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 219.0) internal successors, (1095), 5 states have internal predecessors, (1095), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-08 17:35:43,093 INFO L276 IsEmpty]: Start isEmpty. Operand 4993 states and 7476 transitions. [2024-11-08 17:35:43,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1159 [2024-11-08 17:35:43,101 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:35:43,101 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:35:43,102 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-08 17:35:43,102 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:35:43,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:35:43,102 INFO L85 PathProgramCache]: Analyzing trace with hash 420077878, now seen corresponding path program 1 times [2024-11-08 17:35:43,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:35:43,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311980071] [2024-11-08 17:35:43,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:35:43,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:35:43,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:44,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2024-11-08 17:35:44,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:44,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2024-11-08 17:35:44,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:45,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2024-11-08 17:35:45,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:45,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2024-11-08 17:35:45,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:45,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2024-11-08 17:35:45,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:45,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2024-11-08 17:35:45,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:45,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 663 [2024-11-08 17:35:45,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:45,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 679 [2024-11-08 17:35:45,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:45,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2024-11-08 17:35:45,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:45,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2024-11-08 17:35:45,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:45,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2024-11-08 17:35:45,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:45,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2024-11-08 17:35:45,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:45,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2024-11-08 17:35:45,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:45,014 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-08 17:35:45,014 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:35:45,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311980071] [2024-11-08 17:35:45,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1311980071] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:35:45,015 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:35:45,015 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:35:45,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920425163] [2024-11-08 17:35:45,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:35:45,016 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:35:45,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:35:45,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:35:45,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:35:45,017 INFO L87 Difference]: Start difference. First operand 4993 states and 7476 transitions. Second operand has 5 states, 5 states have (on average 219.2) internal successors, (1096), 5 states have internal predecessors, (1096), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-08 17:35:45,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:35:45,474 INFO L93 Difference]: Finished difference Result 8876 states and 13288 transitions. [2024-11-08 17:35:45,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:35:45,475 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 219.2) internal successors, (1096), 5 states have internal predecessors, (1096), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 1158 [2024-11-08 17:35:45,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:35:45,482 INFO L225 Difference]: With dead ends: 8876 [2024-11-08 17:35:45,482 INFO L226 Difference]: Without dead ends: 4993 [2024-11-08 17:35:45,485 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:35:45,486 INFO L432 NwaCegarLoop]: 7135 mSDtfsCounter, 7429 mSDsluCounter, 7154 mSDsCounter, 0 mSdLazyCounter, 692 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7442 SdHoareTripleChecker+Valid, 14289 SdHoareTripleChecker+Invalid, 693 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 692 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:35:45,486 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7442 Valid, 14289 Invalid, 693 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 692 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 17:35:45,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4993 states. [2024-11-08 17:35:45,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4993 to 4993. [2024-11-08 17:35:45,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4993 states, 4978 states have (on average 1.4963840899959824) internal successors, (7449), 4978 states have internal predecessors, (7449), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-08 17:35:45,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4993 states to 4993 states and 7475 transitions. [2024-11-08 17:35:45,533 INFO L78 Accepts]: Start accepts. Automaton has 4993 states and 7475 transitions. Word has length 1158 [2024-11-08 17:35:45,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:35:45,533 INFO L471 AbstractCegarLoop]: Abstraction has 4993 states and 7475 transitions. [2024-11-08 17:35:45,534 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 219.2) internal successors, (1096), 5 states have internal predecessors, (1096), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-08 17:35:45,534 INFO L276 IsEmpty]: Start isEmpty. Operand 4993 states and 7475 transitions. [2024-11-08 17:35:45,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1160 [2024-11-08 17:35:45,542 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:35:45,542 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:35:45,542 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-08 17:35:45,543 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:35:45,543 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:35:45,543 INFO L85 PathProgramCache]: Analyzing trace with hash -705784895, now seen corresponding path program 1 times [2024-11-08 17:35:45,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:35:45,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842252615] [2024-11-08 17:35:45,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:35:45,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:35:46,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:47,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2024-11-08 17:35:47,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:47,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2024-11-08 17:35:47,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:47,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2024-11-08 17:35:47,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:47,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2024-11-08 17:35:47,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:47,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2024-11-08 17:35:47,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:47,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2024-11-08 17:35:47,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:47,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 663 [2024-11-08 17:35:47,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:47,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 679 [2024-11-08 17:35:47,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:47,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2024-11-08 17:35:47,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:47,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2024-11-08 17:35:47,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:47,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2024-11-08 17:35:47,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:47,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2024-11-08 17:35:47,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:47,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2024-11-08 17:35:47,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:47,474 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-08 17:35:47,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:35:47,475 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842252615] [2024-11-08 17:35:47,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1842252615] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:35:47,475 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:35:47,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:35:47,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415109439] [2024-11-08 17:35:47,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:35:47,476 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:35:47,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:35:47,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:35:47,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:35:47,477 INFO L87 Difference]: Start difference. First operand 4993 states and 7475 transitions. Second operand has 5 states, 5 states have (on average 219.4) internal successors, (1097), 5 states have internal predecessors, (1097), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-08 17:35:47,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:35:47,953 INFO L93 Difference]: Finished difference Result 8876 states and 13286 transitions. [2024-11-08 17:35:47,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:35:47,954 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 219.4) internal successors, (1097), 5 states have internal predecessors, (1097), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 1159 [2024-11-08 17:35:47,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:35:47,960 INFO L225 Difference]: With dead ends: 8876 [2024-11-08 17:35:47,961 INFO L226 Difference]: Without dead ends: 4993 [2024-11-08 17:35:47,964 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:35:47,966 INFO L432 NwaCegarLoop]: 7135 mSDtfsCounter, 14140 mSDsluCounter, 7137 mSDsCounter, 0 mSdLazyCounter, 690 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14153 SdHoareTripleChecker+Valid, 14272 SdHoareTripleChecker+Invalid, 691 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 690 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:35:47,966 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14153 Valid, 14272 Invalid, 691 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 690 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 17:35:47,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4993 states. [2024-11-08 17:35:48,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4993 to 4993. [2024-11-08 17:35:48,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4993 states, 4978 states have (on average 1.4961832061068703) internal successors, (7448), 4978 states have internal predecessors, (7448), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-08 17:35:48,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4993 states to 4993 states and 7474 transitions. [2024-11-08 17:35:48,015 INFO L78 Accepts]: Start accepts. Automaton has 4993 states and 7474 transitions. Word has length 1159 [2024-11-08 17:35:48,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:35:48,015 INFO L471 AbstractCegarLoop]: Abstraction has 4993 states and 7474 transitions. [2024-11-08 17:35:48,016 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 219.4) internal successors, (1097), 5 states have internal predecessors, (1097), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-08 17:35:48,016 INFO L276 IsEmpty]: Start isEmpty. Operand 4993 states and 7474 transitions. [2024-11-08 17:35:48,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1161 [2024-11-08 17:35:48,025 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:35:48,025 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:35:48,026 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-08 17:35:48,026 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:35:48,026 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:35:48,026 INFO L85 PathProgramCache]: Analyzing trace with hash -1238596483, now seen corresponding path program 1 times [2024-11-08 17:35:48,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:35:48,026 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226218204] [2024-11-08 17:35:48,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:35:48,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:35:48,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:49,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2024-11-08 17:35:49,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:49,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2024-11-08 17:35:49,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:49,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2024-11-08 17:35:49,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:49,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2024-11-08 17:35:50,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:50,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2024-11-08 17:35:50,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:50,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2024-11-08 17:35:50,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:50,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 663 [2024-11-08 17:35:50,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:50,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 679 [2024-11-08 17:35:50,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:50,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2024-11-08 17:35:50,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:50,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2024-11-08 17:35:50,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:50,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2024-11-08 17:35:50,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:50,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2024-11-08 17:35:50,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:50,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2024-11-08 17:35:50,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:50,012 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-08 17:35:50,012 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:35:50,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226218204] [2024-11-08 17:35:50,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [226218204] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:35:50,012 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:35:50,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:35:50,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598733657] [2024-11-08 17:35:50,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:35:50,013 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:35:50,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:35:50,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:35:50,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:35:50,016 INFO L87 Difference]: Start difference. First operand 4993 states and 7474 transitions. Second operand has 5 states, 5 states have (on average 219.6) internal successors, (1098), 5 states have internal predecessors, (1098), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-08 17:35:50,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:35:50,453 INFO L93 Difference]: Finished difference Result 8876 states and 13284 transitions. [2024-11-08 17:35:50,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:35:50,454 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 219.6) internal successors, (1098), 5 states have internal predecessors, (1098), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 1160 [2024-11-08 17:35:50,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:35:50,461 INFO L225 Difference]: With dead ends: 8876 [2024-11-08 17:35:50,461 INFO L226 Difference]: Without dead ends: 4993 [2024-11-08 17:35:50,464 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:35:50,465 INFO L432 NwaCegarLoop]: 7135 mSDtfsCounter, 7343 mSDsluCounter, 7154 mSDsCounter, 0 mSdLazyCounter, 688 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7356 SdHoareTripleChecker+Valid, 14289 SdHoareTripleChecker+Invalid, 689 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 688 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:35:50,465 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7356 Valid, 14289 Invalid, 689 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 688 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 17:35:50,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4993 states. [2024-11-08 17:35:50,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4993 to 4993. [2024-11-08 17:35:50,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4993 states, 4978 states have (on average 1.4959823222177582) internal successors, (7447), 4978 states have internal predecessors, (7447), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-08 17:35:50,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4993 states to 4993 states and 7473 transitions. [2024-11-08 17:35:50,513 INFO L78 Accepts]: Start accepts. Automaton has 4993 states and 7473 transitions. Word has length 1160 [2024-11-08 17:35:50,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:35:50,513 INFO L471 AbstractCegarLoop]: Abstraction has 4993 states and 7473 transitions. [2024-11-08 17:35:50,514 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 219.6) internal successors, (1098), 5 states have internal predecessors, (1098), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-08 17:35:50,514 INFO L276 IsEmpty]: Start isEmpty. Operand 4993 states and 7473 transitions. [2024-11-08 17:35:50,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1162 [2024-11-08 17:35:50,522 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:35:50,522 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:35:50,523 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-08 17:35:50,523 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:35:50,523 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:35:50,523 INFO L85 PathProgramCache]: Analyzing trace with hash -672775591, now seen corresponding path program 1 times [2024-11-08 17:35:50,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:35:50,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264233345] [2024-11-08 17:35:50,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:35:50,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:35:51,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:52,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2024-11-08 17:35:52,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:52,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2024-11-08 17:35:52,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:52,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2024-11-08 17:35:52,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:52,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2024-11-08 17:35:52,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:52,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2024-11-08 17:35:52,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:52,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2024-11-08 17:35:52,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:52,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 663 [2024-11-08 17:35:52,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:52,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 679 [2024-11-08 17:35:52,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:52,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2024-11-08 17:35:52,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:52,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2024-11-08 17:35:52,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:52,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2024-11-08 17:35:52,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:52,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2024-11-08 17:35:52,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:52,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2024-11-08 17:35:52,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:52,412 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-08 17:35:52,412 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:35:52,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264233345] [2024-11-08 17:35:52,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [264233345] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:35:52,412 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:35:52,412 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:35:52,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031261895] [2024-11-08 17:35:52,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:35:52,413 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:35:52,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:35:52,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:35:52,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:35:52,415 INFO L87 Difference]: Start difference. First operand 4993 states and 7473 transitions. Second operand has 5 states, 5 states have (on average 219.8) internal successors, (1099), 5 states have internal predecessors, (1099), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-08 17:35:52,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:35:52,853 INFO L93 Difference]: Finished difference Result 8876 states and 13282 transitions. [2024-11-08 17:35:52,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:35:52,854 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 219.8) internal successors, (1099), 5 states have internal predecessors, (1099), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 1161 [2024-11-08 17:35:52,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:35:52,859 INFO L225 Difference]: With dead ends: 8876 [2024-11-08 17:35:52,859 INFO L226 Difference]: Without dead ends: 4993 [2024-11-08 17:35:52,863 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:35:52,863 INFO L432 NwaCegarLoop]: 7135 mSDtfsCounter, 13968 mSDsluCounter, 7137 mSDsCounter, 0 mSdLazyCounter, 686 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13981 SdHoareTripleChecker+Valid, 14272 SdHoareTripleChecker+Invalid, 687 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 686 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:35:52,864 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [13981 Valid, 14272 Invalid, 687 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 686 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 17:35:52,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4993 states. [2024-11-08 17:35:52,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4993 to 4993. [2024-11-08 17:35:52,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4993 states, 4978 states have (on average 1.495781438328646) internal successors, (7446), 4978 states have internal predecessors, (7446), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-08 17:35:52,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4993 states to 4993 states and 7472 transitions. [2024-11-08 17:35:52,905 INFO L78 Accepts]: Start accepts. Automaton has 4993 states and 7472 transitions. Word has length 1161 [2024-11-08 17:35:52,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:35:52,906 INFO L471 AbstractCegarLoop]: Abstraction has 4993 states and 7472 transitions. [2024-11-08 17:35:52,906 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 219.8) internal successors, (1099), 5 states have internal predecessors, (1099), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-08 17:35:52,906 INFO L276 IsEmpty]: Start isEmpty. Operand 4993 states and 7472 transitions. [2024-11-08 17:35:52,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1163 [2024-11-08 17:35:52,914 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:35:52,915 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:35:52,915 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-08 17:35:52,915 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:35:52,915 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:35:52,916 INFO L85 PathProgramCache]: Analyzing trace with hash -1140537948, now seen corresponding path program 1 times [2024-11-08 17:35:52,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:35:52,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124804266] [2024-11-08 17:35:52,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:35:52,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:35:53,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:54,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2024-11-08 17:35:54,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:54,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2024-11-08 17:35:54,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:54,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2024-11-08 17:35:54,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:54,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2024-11-08 17:35:54,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:54,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2024-11-08 17:35:54,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:54,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2024-11-08 17:35:54,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:54,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 663 [2024-11-08 17:35:54,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:54,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 679 [2024-11-08 17:35:54,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:54,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2024-11-08 17:35:54,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:54,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2024-11-08 17:35:54,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:54,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2024-11-08 17:35:54,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:54,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2024-11-08 17:35:54,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:54,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2024-11-08 17:35:54,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:54,839 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-08 17:35:54,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:35:54,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124804266] [2024-11-08 17:35:54,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124804266] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:35:54,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:35:54,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:35:54,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007150584] [2024-11-08 17:35:54,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:35:54,841 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:35:54,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:35:54,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:35:54,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:35:54,842 INFO L87 Difference]: Start difference. First operand 4993 states and 7472 transitions. Second operand has 5 states, 5 states have (on average 220.0) internal successors, (1100), 5 states have internal predecessors, (1100), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-08 17:35:55,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:35:55,258 INFO L93 Difference]: Finished difference Result 8876 states and 13280 transitions. [2024-11-08 17:35:55,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:35:55,259 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 220.0) internal successors, (1100), 5 states have internal predecessors, (1100), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 1162 [2024-11-08 17:35:55,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:35:55,264 INFO L225 Difference]: With dead ends: 8876 [2024-11-08 17:35:55,264 INFO L226 Difference]: Without dead ends: 4993 [2024-11-08 17:35:55,268 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:35:55,269 INFO L432 NwaCegarLoop]: 7135 mSDtfsCounter, 13960 mSDsluCounter, 7137 mSDsCounter, 0 mSdLazyCounter, 684 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13973 SdHoareTripleChecker+Valid, 14272 SdHoareTripleChecker+Invalid, 685 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 684 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 17:35:55,269 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [13973 Valid, 14272 Invalid, 685 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 684 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 17:35:55,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4993 states. [2024-11-08 17:35:55,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4993 to 4993. [2024-11-08 17:35:55,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4993 states, 4978 states have (on average 1.495580554439534) internal successors, (7445), 4978 states have internal predecessors, (7445), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-08 17:35:55,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4993 states to 4993 states and 7471 transitions. [2024-11-08 17:35:55,312 INFO L78 Accepts]: Start accepts. Automaton has 4993 states and 7471 transitions. Word has length 1162 [2024-11-08 17:35:55,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:35:55,313 INFO L471 AbstractCegarLoop]: Abstraction has 4993 states and 7471 transitions. [2024-11-08 17:35:55,313 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 220.0) internal successors, (1100), 5 states have internal predecessors, (1100), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-08 17:35:55,313 INFO L276 IsEmpty]: Start isEmpty. Operand 4993 states and 7471 transitions. [2024-11-08 17:35:55,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1164 [2024-11-08 17:35:55,321 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:35:55,322 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:35:55,322 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-08 17:35:55,322 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:35:55,322 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:35:55,322 INFO L85 PathProgramCache]: Analyzing trace with hash 1010462496, now seen corresponding path program 1 times [2024-11-08 17:35:55,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:35:55,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434669727] [2024-11-08 17:35:55,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:35:55,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:35:56,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:57,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2024-11-08 17:35:57,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:57,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2024-11-08 17:35:57,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:57,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2024-11-08 17:35:57,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:57,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2024-11-08 17:35:57,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:57,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2024-11-08 17:35:57,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:57,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2024-11-08 17:35:57,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:57,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 663 [2024-11-08 17:35:57,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:57,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 679 [2024-11-08 17:35:57,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:57,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2024-11-08 17:35:57,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:57,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2024-11-08 17:35:57,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:57,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2024-11-08 17:35:57,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:57,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2024-11-08 17:35:57,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:57,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2024-11-08 17:35:57,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:35:57,359 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-08 17:35:57,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:35:57,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [434669727] [2024-11-08 17:35:57,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [434669727] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:35:57,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:35:57,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:35:57,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988346332] [2024-11-08 17:35:57,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:35:57,361 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 17:35:57,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:35:57,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 17:35:57,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:35:57,362 INFO L87 Difference]: Start difference. First operand 4993 states and 7471 transitions. Second operand has 5 states, 5 states have (on average 220.2) internal successors, (1101), 5 states have internal predecessors, (1101), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-08 17:35:57,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:35:57,801 INFO L93 Difference]: Finished difference Result 8876 states and 13278 transitions. [2024-11-08 17:35:57,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:35:57,802 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 220.2) internal successors, (1101), 5 states have internal predecessors, (1101), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 1163 [2024-11-08 17:35:57,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:35:57,807 INFO L225 Difference]: With dead ends: 8876 [2024-11-08 17:35:57,807 INFO L226 Difference]: Without dead ends: 4993 [2024-11-08 17:35:57,810 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:35:57,811 INFO L432 NwaCegarLoop]: 7135 mSDtfsCounter, 13952 mSDsluCounter, 7137 mSDsCounter, 0 mSdLazyCounter, 682 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13965 SdHoareTripleChecker+Valid, 14272 SdHoareTripleChecker+Invalid, 683 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:35:57,811 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [13965 Valid, 14272 Invalid, 683 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 682 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 17:35:57,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4993 states. [2024-11-08 17:35:57,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4993 to 4993. [2024-11-08 17:35:57,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4993 states, 4978 states have (on average 1.4953796705504219) internal successors, (7444), 4978 states have internal predecessors, (7444), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-08 17:35:57,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4993 states to 4993 states and 7470 transitions. [2024-11-08 17:35:57,855 INFO L78 Accepts]: Start accepts. Automaton has 4993 states and 7470 transitions. Word has length 1163 [2024-11-08 17:35:57,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:35:57,855 INFO L471 AbstractCegarLoop]: Abstraction has 4993 states and 7470 transitions. [2024-11-08 17:35:57,856 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 220.2) internal successors, (1101), 5 states have internal predecessors, (1101), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-08 17:35:57,856 INFO L276 IsEmpty]: Start isEmpty. Operand 4993 states and 7470 transitions. [2024-11-08 17:35:57,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1165 [2024-11-08 17:35:57,863 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:35:57,864 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:35:57,864 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-08 17:35:57,864 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:35:57,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:35:57,865 INFO L85 PathProgramCache]: Analyzing trace with hash -1672124853, now seen corresponding path program 1 times [2024-11-08 17:35:57,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:35:57,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602832925] [2024-11-08 17:35:57,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:35:57,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:35:58,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat