./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-82.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-82.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 90db53ce72b1ee9ca381af5f4f7789bdc057550f196d455f7f131773caa16c27 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 04:19:23,823 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 04:19:23,907 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-10 04:19:23,913 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 04:19:23,914 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 04:19:23,941 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 04:19:23,941 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 04:19:23,942 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 04:19:23,943 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 04:19:23,944 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 04:19:23,945 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 04:19:23,945 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 04:19:23,945 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 04:19:23,946 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 04:19:23,946 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 04:19:23,946 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 04:19:23,947 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 04:19:23,947 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 04:19:23,947 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 04:19:23,947 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 04:19:23,948 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 04:19:23,948 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 04:19:23,949 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 04:19:23,949 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 04:19:23,949 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 04:19:23,949 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 04:19:23,950 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 04:19:23,950 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 04:19:23,950 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 04:19:23,950 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 04:19:23,958 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 04:19:23,959 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 04:19:23,960 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 04:19:23,961 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 04:19:23,962 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 04:19:23,962 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 04:19:23,962 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 04:19:23,963 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 04:19:23,963 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 04:19:23,963 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 04:19:23,963 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 04:19:23,964 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 04:19:23,964 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 90db53ce72b1ee9ca381af5f4f7789bdc057550f196d455f7f131773caa16c27 [2024-11-10 04:19:24,212 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 04:19:24,235 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 04:19:24,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 04:19:24,240 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 04:19:24,241 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 04:19:24,242 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-82.i [2024-11-10 04:19:25,734 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 04:19:25,948 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 04:19:25,948 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-82.i [2024-11-10 04:19:25,959 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e1f01151/b1e7ca26a4594650b415916d4165aa98/FLAG3f8370e30 [2024-11-10 04:19:25,971 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e1f01151/b1e7ca26a4594650b415916d4165aa98 [2024-11-10 04:19:25,973 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 04:19:25,974 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 04:19:25,976 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 04:19:25,976 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 04:19:25,980 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 04:19:25,980 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:19:25" (1/1) ... [2024-11-10 04:19:25,981 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47ff0fc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:19:25, skipping insertion in model container [2024-11-10 04:19:25,981 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:19:25" (1/1) ... [2024-11-10 04:19:26,022 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 04:19:26,184 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-82.i[916,929] [2024-11-10 04:19:26,338 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 04:19:26,357 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 04:19:26,370 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-82.i[916,929] [2024-11-10 04:19:26,431 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 04:19:26,454 INFO L204 MainTranslator]: Completed translation [2024-11-10 04:19:26,454 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:19:26 WrapperNode [2024-11-10 04:19:26,455 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 04:19:26,456 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 04:19:26,457 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 04:19:26,457 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 04:19:26,463 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:19:26" (1/1) ... [2024-11-10 04:19:26,481 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:19:26" (1/1) ... [2024-11-10 04:19:26,541 INFO L138 Inliner]: procedures = 26, calls = 93, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 575 [2024-11-10 04:19:26,542 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 04:19:26,542 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 04:19:26,542 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 04:19:26,543 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 04:19:26,555 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:19:26" (1/1) ... [2024-11-10 04:19:26,555 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:19:26" (1/1) ... [2024-11-10 04:19:26,563 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:19:26" (1/1) ... [2024-11-10 04:19:26,598 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-10 04:19:26,598 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:19:26" (1/1) ... [2024-11-10 04:19:26,599 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:19:26" (1/1) ... [2024-11-10 04:19:26,623 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:19:26" (1/1) ... [2024-11-10 04:19:26,629 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:19:26" (1/1) ... [2024-11-10 04:19:26,640 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:19:26" (1/1) ... [2024-11-10 04:19:26,646 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:19:26" (1/1) ... [2024-11-10 04:19:26,654 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 04:19:26,656 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 04:19:26,656 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 04:19:26,656 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 04:19:26,657 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:19:26" (1/1) ... [2024-11-10 04:19:26,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 04:19:26,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 04:19:26,689 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-10 04:19:26,695 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-10 04:19:26,738 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 04:19:26,739 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 04:19:26,740 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 04:19:26,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 04:19:26,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 04:19:26,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 04:19:26,885 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 04:19:26,887 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 04:19:27,715 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-10 04:19:27,715 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 04:19:27,752 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 04:19:27,752 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 04:19:27,753 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 04:19:27 BoogieIcfgContainer [2024-11-10 04:19:27,753 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 04:19:27,757 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 04:19:27,757 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 04:19:27,761 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 04:19:27,761 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 04:19:25" (1/3) ... [2024-11-10 04:19:27,762 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e961f32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 04:19:27, skipping insertion in model container [2024-11-10 04:19:27,763 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:19:26" (2/3) ... [2024-11-10 04:19:27,764 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e961f32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 04:19:27, skipping insertion in model container [2024-11-10 04:19:27,764 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 04:19:27" (3/3) ... [2024-11-10 04:19:27,765 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-82.i [2024-11-10 04:19:27,778 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 04:19:27,779 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 04:19:27,852 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 04:19:27,859 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;@7177d3a8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 04:19:27,859 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 04:19:27,866 INFO L276 IsEmpty]: Start isEmpty. Operand has 239 states, 156 states have (on average 1.5064102564102564) internal successors, (235), 157 states have internal predecessors, (235), 80 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) [2024-11-10 04:19:27,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 505 [2024-11-10 04:19:27,900 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:19:27,901 INFO L215 NwaCegarLoop]: trace histogram [80, 80, 80, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:19:27,902 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:19:27,908 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:19:27,909 INFO L85 PathProgramCache]: Analyzing trace with hash -317105231, now seen corresponding path program 1 times [2024-11-10 04:19:27,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:19:27,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308914793] [2024-11-10 04:19:27,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:19:27,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:19:28,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:19:28,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 04:19:28,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 04:19:28,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-10 04:19:28,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-10 04:19:28,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-10 04:19:28,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-10 04:19:28,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-10 04:19:28,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-10 04:19:28,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 04:19:28,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-10 04:19:28,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-10 04:19:28,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-10 04:19:28,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 04:19:28,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 04:19:28,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 04:19:28,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 04:19:28,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-10 04:19:28,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 04:19:28,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-10 04:19:28,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 04:19:28,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-10 04:19:28,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 04:19:28,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-10 04:19:28,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:19:28,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-10 04:19:28,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 04:19:28,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:19:28,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 04:19:28,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:19:28,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 04:19:28,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:19:28,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 04:19:28,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-10 04:19:28,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 04:19:28,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-10 04:19:28,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:19:28,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-10 04:19:28,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:19:28,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-10 04:19:28,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-10 04:19:28,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-10 04:19:28,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 04:19:28,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 04:19:28,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 04:19:28,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 04:19:28,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 04:19:28,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 04:19:28,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 04:19:28,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 04:19:28,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 04:19:28,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-10 04:19:28,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 04:19:28,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 04:19:28,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 04:19:28,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 04:19:28,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 04:19:28,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 04:19:28,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 04:19:28,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 04:19:28,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-10 04:19:28,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-10 04:19:28,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-10 04:19:28,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-10 04:19:28,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 04:19:28,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 04:19:28,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-10 04:19:28,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-10 04:19:28,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-10 04:19:28,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-10 04:19:28,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-10 04:19:28,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-11-10 04:19:28,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-11-10 04:19:28,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-10 04:19:28,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-11-10 04:19:28,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-10 04:19:28,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2024-11-10 04:19:28,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-10 04:19:28,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-11-10 04:19:28,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-10 04:19:28,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:28,847 INFO L134 CoverageAnalysis]: Checked inductivity of 12640 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12640 trivial. 0 not checked. [2024-11-10 04:19:28,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:19:28,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308914793] [2024-11-10 04:19:28,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308914793] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:19:28,848 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:19:28,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 04:19:28,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116533675] [2024-11-10 04:19:28,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:19:28,859 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 04:19:28,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:19:28,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 04:19:28,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 04:19:28,885 INFO L87 Difference]: Start difference. First operand has 239 states, 156 states have (on average 1.5064102564102564) internal successors, (235), 157 states have internal predecessors, (235), 80 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) Second operand has 2 states, 2 states have (on average 53.5) internal successors, (107), 2 states have internal predecessors, (107), 2 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 2 states have call successors, (80) [2024-11-10 04:19:28,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:19:28,975 INFO L93 Difference]: Finished difference Result 469 states and 861 transitions. [2024-11-10 04:19:28,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 04:19:28,980 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 53.5) internal successors, (107), 2 states have internal predecessors, (107), 2 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 2 states have call successors, (80) Word has length 504 [2024-11-10 04:19:28,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:19:28,993 INFO L225 Difference]: With dead ends: 469 [2024-11-10 04:19:28,993 INFO L226 Difference]: Without dead ends: 233 [2024-11-10 04:19:28,999 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 242 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 04:19:29,005 INFO L432 NwaCegarLoop]: 373 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 373 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 04:19:29,006 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 373 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 04:19:29,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2024-11-10 04:19:29,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 233. [2024-11-10 04:19:29,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 233 states, 151 states have (on average 1.4834437086092715) internal successors, (224), 151 states have internal predecessors, (224), 80 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) [2024-11-10 04:19:29,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 384 transitions. [2024-11-10 04:19:29,097 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 384 transitions. Word has length 504 [2024-11-10 04:19:29,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:19:29,097 INFO L471 AbstractCegarLoop]: Abstraction has 233 states and 384 transitions. [2024-11-10 04:19:29,098 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 53.5) internal successors, (107), 2 states have internal predecessors, (107), 2 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 2 states have call successors, (80) [2024-11-10 04:19:29,098 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 384 transitions. [2024-11-10 04:19:29,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 505 [2024-11-10 04:19:29,110 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:19:29,110 INFO L215 NwaCegarLoop]: trace histogram [80, 80, 80, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:19:29,111 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 04:19:29,111 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:19:29,112 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:19:29,112 INFO L85 PathProgramCache]: Analyzing trace with hash 1355007435, now seen corresponding path program 1 times [2024-11-10 04:19:29,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:19:29,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [742666258] [2024-11-10 04:19:29,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:19:29,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:19:29,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:19:29,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 04:19:29,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 04:19:29,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-10 04:19:29,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-10 04:19:29,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-10 04:19:29,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-10 04:19:29,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-10 04:19:29,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-10 04:19:29,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 04:19:29,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-10 04:19:29,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-10 04:19:29,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-10 04:19:29,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 04:19:29,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 04:19:29,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 04:19:29,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 04:19:29,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-10 04:19:29,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 04:19:29,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-10 04:19:29,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 04:19:29,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-10 04:19:29,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 04:19:29,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-10 04:19:29,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:19:29,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-10 04:19:29,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 04:19:29,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:19:29,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 04:19:29,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:19:29,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 04:19:29,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:19:29,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 04:19:29,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-10 04:19:29,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 04:19:29,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-10 04:19:29,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:19:29,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-10 04:19:29,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:19:29,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-10 04:19:29,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-10 04:19:29,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-10 04:19:29,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 04:19:29,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 04:19:29,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 04:19:29,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 04:19:29,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 04:19:29,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 04:19:29,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 04:19:29,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 04:19:29,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 04:19:29,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-10 04:19:29,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 04:19:29,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 04:19:29,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 04:19:29,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 04:19:29,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 04:19:29,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 04:19:29,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 04:19:29,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 04:19:29,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-10 04:19:29,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-10 04:19:29,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-10 04:19:29,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-10 04:19:29,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 04:19:29,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 04:19:29,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-10 04:19:29,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-10 04:19:29,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-10 04:19:29,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-10 04:19:29,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-10 04:19:29,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-11-10 04:19:29,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-11-10 04:19:29,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-10 04:19:29,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-11-10 04:19:29,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-10 04:19:29,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2024-11-10 04:19:29,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-10 04:19:29,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-11-10 04:19:29,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-10 04:19:29,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:29,756 INFO L134 CoverageAnalysis]: Checked inductivity of 12640 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12640 trivial. 0 not checked. [2024-11-10 04:19:29,756 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:19:29,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [742666258] [2024-11-10 04:19:29,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [742666258] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:19:29,757 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:19:29,757 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 04:19:29,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596003676] [2024-11-10 04:19:29,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:19:29,760 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 04:19:29,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:19:29,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 04:19:29,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 04:19:29,765 INFO L87 Difference]: Start difference. First operand 233 states and 384 transitions. Second operand has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) [2024-11-10 04:19:29,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:19:29,910 INFO L93 Difference]: Finished difference Result 600 states and 991 transitions. [2024-11-10 04:19:29,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 04:19:29,913 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) Word has length 504 [2024-11-10 04:19:29,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:19:29,921 INFO L225 Difference]: With dead ends: 600 [2024-11-10 04:19:29,923 INFO L226 Difference]: Without dead ends: 370 [2024-11-10 04:19:29,924 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 04:19:29,926 INFO L432 NwaCegarLoop]: 365 mSDtfsCounter, 224 mSDsluCounter, 345 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 710 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 04:19:29,927 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [224 Valid, 710 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 04:19:29,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2024-11-10 04:19:29,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 366. [2024-11-10 04:19:29,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 366 states, 252 states have (on average 1.503968253968254) internal successors, (379), 253 states have internal predecessors, (379), 111 states have call successors, (111), 2 states have call predecessors, (111), 2 states have return successors, (111), 110 states have call predecessors, (111), 111 states have call successors, (111) [2024-11-10 04:19:29,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 601 transitions. [2024-11-10 04:19:29,990 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 601 transitions. Word has length 504 [2024-11-10 04:19:29,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:19:29,994 INFO L471 AbstractCegarLoop]: Abstraction has 366 states and 601 transitions. [2024-11-10 04:19:29,994 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) [2024-11-10 04:19:29,995 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 601 transitions. [2024-11-10 04:19:30,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 506 [2024-11-10 04:19:30,002 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:19:30,002 INFO L215 NwaCegarLoop]: trace histogram [80, 80, 80, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:19:30,002 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 04:19:30,003 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:19:30,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:19:30,003 INFO L85 PathProgramCache]: Analyzing trace with hash 58487376, now seen corresponding path program 1 times [2024-11-10 04:19:30,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:19:30,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625704210] [2024-11-10 04:19:30,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:19:30,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:19:30,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:30,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:19:30,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:30,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 04:19:30,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:30,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 04:19:30,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:30,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-10 04:19:30,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:30,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-10 04:19:30,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:30,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-10 04:19:30,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:30,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-10 04:19:30,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:30,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-10 04:19:30,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:30,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-10 04:19:30,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:30,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 04:19:30,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:30,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-10 04:19:30,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:30,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-10 04:19:30,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:30,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-10 04:19:30,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:30,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 04:19:30,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:30,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 04:19:30,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:30,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 04:19:30,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:30,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 04:19:30,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:30,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-10 04:19:30,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:30,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 04:19:30,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:30,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-10 04:19:30,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:30,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 04:19:30,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:30,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-10 04:19:30,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:30,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 04:19:30,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:30,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-10 04:19:30,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:30,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:19:30,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:30,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-10 04:19:31,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 04:19:31,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:19:31,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 04:19:31,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:19:31,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 04:19:31,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:19:31,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 04:19:31,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-10 04:19:31,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 04:19:31,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-10 04:19:31,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:19:31,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-10 04:19:31,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:19:31,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-10 04:19:31,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-10 04:19:31,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-10 04:19:31,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 04:19:31,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 04:19:31,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 04:19:31,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 04:19:31,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 04:19:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 04:19:31,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 04:19:31,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 04:19:31,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 04:19:31,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-10 04:19:31,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 04:19:31,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 04:19:31,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 04:19:31,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 04:19:31,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 04:19:31,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 04:19:31,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 04:19:31,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 04:19:31,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-10 04:19:31,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-10 04:19:31,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-10 04:19:31,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-10 04:19:31,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 04:19:31,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 04:19:31,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-10 04:19:31,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-10 04:19:31,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-10 04:19:31,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-10 04:19:31,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-10 04:19:31,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-11-10 04:19:31,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-11-10 04:19:31,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-10 04:19:31,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-11-10 04:19:31,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-10 04:19:31,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2024-11-10 04:19:31,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-10 04:19:31,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-11-10 04:19:31,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-10 04:19:31,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:31,148 INFO L134 CoverageAnalysis]: Checked inductivity of 12640 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12640 trivial. 0 not checked. [2024-11-10 04:19:31,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:19:31,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625704210] [2024-11-10 04:19:31,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625704210] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:19:31,150 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:19:31,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 04:19:31,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564448415] [2024-11-10 04:19:31,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:19:31,151 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 04:19:31,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:19:31,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 04:19:31,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 04:19:31,155 INFO L87 Difference]: Start difference. First operand 366 states and 601 transitions. Second operand has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) [2024-11-10 04:19:31,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:19:31,413 INFO L93 Difference]: Finished difference Result 990 states and 1627 transitions. [2024-11-10 04:19:31,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 04:19:31,414 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) Word has length 505 [2024-11-10 04:19:31,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:19:31,421 INFO L225 Difference]: With dead ends: 990 [2024-11-10 04:19:31,421 INFO L226 Difference]: Without dead ends: 627 [2024-11-10 04:19:31,423 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-10 04:19:31,424 INFO L432 NwaCegarLoop]: 358 mSDtfsCounter, 211 mSDsluCounter, 637 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 211 SdHoareTripleChecker+Valid, 995 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-10 04:19:31,425 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [211 Valid, 995 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-10 04:19:31,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 627 states. [2024-11-10 04:19:31,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 627 to 616. [2024-11-10 04:19:31,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 616 states, 442 states have (on average 1.5226244343891402) internal successors, (673), 445 states have internal predecessors, (673), 169 states have call successors, (169), 4 states have call predecessors, (169), 4 states have return successors, (169), 166 states have call predecessors, (169), 169 states have call successors, (169) [2024-11-10 04:19:31,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 616 states and 1011 transitions. [2024-11-10 04:19:31,478 INFO L78 Accepts]: Start accepts. Automaton has 616 states and 1011 transitions. Word has length 505 [2024-11-10 04:19:31,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:19:31,479 INFO L471 AbstractCegarLoop]: Abstraction has 616 states and 1011 transitions. [2024-11-10 04:19:31,479 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) [2024-11-10 04:19:31,480 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 1011 transitions. [2024-11-10 04:19:31,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 507 [2024-11-10 04:19:31,487 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:19:31,487 INFO L215 NwaCegarLoop]: trace histogram [80, 80, 80, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:19:31,487 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-10 04:19:31,487 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:19:31,488 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:19:31,488 INFO L85 PathProgramCache]: Analyzing trace with hash 1355339867, now seen corresponding path program 1 times [2024-11-10 04:19:31,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:19:31,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946951498] [2024-11-10 04:19:31,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:19:31,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:19:31,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:19:33,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 04:19:33,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 04:19:33,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-10 04:19:33,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-10 04:19:33,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-10 04:19:33,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-10 04:19:33,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-10 04:19:33,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-10 04:19:33,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 04:19:33,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-10 04:19:33,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-10 04:19:33,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-10 04:19:33,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 04:19:33,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 04:19:33,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 04:19:33,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 04:19:33,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-10 04:19:33,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 04:19:33,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-10 04:19:33,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 04:19:33,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-10 04:19:33,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 04:19:33,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-10 04:19:33,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:19:33,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-10 04:19:33,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 04:19:33,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:19:33,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 04:19:33,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:19:33,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 04:19:33,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:19:33,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 04:19:33,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-10 04:19:33,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 04:19:33,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-10 04:19:33,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:19:33,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-10 04:19:33,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:19:33,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-10 04:19:33,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-10 04:19:33,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-10 04:19:33,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 04:19:33,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 04:19:33,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 04:19:33,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 04:19:33,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 04:19:33,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 04:19:33,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 04:19:33,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 04:19:33,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 04:19:33,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-10 04:19:33,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 04:19:33,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 04:19:33,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 04:19:33,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 04:19:33,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 04:19:33,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 04:19:33,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 04:19:33,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 04:19:33,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-10 04:19:33,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-10 04:19:33,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-10 04:19:33,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-10 04:19:33,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 04:19:33,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 04:19:33,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-10 04:19:33,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-10 04:19:33,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-10 04:19:33,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-10 04:19:33,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-10 04:19:33,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-11-10 04:19:33,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-11-10 04:19:33,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-10 04:19:33,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-11-10 04:19:33,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-10 04:19:33,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2024-11-10 04:19:33,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:33,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-10 04:19:33,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:34,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-11-10 04:19:34,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:34,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-10 04:19:34,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:34,015 INFO L134 CoverageAnalysis]: Checked inductivity of 12640 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12640 trivial. 0 not checked. [2024-11-10 04:19:34,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:19:34,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946951498] [2024-11-10 04:19:34,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [946951498] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:19:34,016 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:19:34,016 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-10 04:19:34,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996639832] [2024-11-10 04:19:34,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:19:34,019 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-10 04:19:34,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:19:34,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-10 04:19:34,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-10 04:19:34,020 INFO L87 Difference]: Start difference. First operand 616 states and 1011 transitions. Second operand has 7 states, 7 states have (on average 15.571428571428571) internal successors, (109), 7 states have internal predecessors, (109), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) [2024-11-10 04:19:35,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:19:35,564 INFO L93 Difference]: Finished difference Result 1547 states and 2516 transitions. [2024-11-10 04:19:35,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-10 04:19:35,566 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.571428571428571) internal successors, (109), 7 states have internal predecessors, (109), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) Word has length 506 [2024-11-10 04:19:35,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:19:35,574 INFO L225 Difference]: With dead ends: 1547 [2024-11-10 04:19:35,574 INFO L226 Difference]: Without dead ends: 934 [2024-11-10 04:19:35,578 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-11-10 04:19:35,579 INFO L432 NwaCegarLoop]: 364 mSDtfsCounter, 737 mSDsluCounter, 1537 mSDsCounter, 0 mSdLazyCounter, 547 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 737 SdHoareTripleChecker+Valid, 1901 SdHoareTripleChecker+Invalid, 756 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 547 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-10 04:19:35,580 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [737 Valid, 1901 Invalid, 756 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 547 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-10 04:19:35,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 934 states. [2024-11-10 04:19:35,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 934 to 640. [2024-11-10 04:19:35,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 640 states, 466 states have (on average 1.5278969957081545) internal successors, (712), 469 states have internal predecessors, (712), 169 states have call successors, (169), 4 states have call predecessors, (169), 4 states have return successors, (169), 166 states have call predecessors, (169), 169 states have call successors, (169) [2024-11-10 04:19:35,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 640 states and 1050 transitions. [2024-11-10 04:19:35,656 INFO L78 Accepts]: Start accepts. Automaton has 640 states and 1050 transitions. Word has length 506 [2024-11-10 04:19:35,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:19:35,659 INFO L471 AbstractCegarLoop]: Abstraction has 640 states and 1050 transitions. [2024-11-10 04:19:35,659 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.571428571428571) internal successors, (109), 7 states have internal predecessors, (109), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) [2024-11-10 04:19:35,659 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1050 transitions. [2024-11-10 04:19:35,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 507 [2024-11-10 04:19:35,668 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:19:35,668 INFO L215 NwaCegarLoop]: trace histogram [80, 80, 80, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:19:35,668 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-10 04:19:35,669 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:19:35,669 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:19:35,669 INFO L85 PathProgramCache]: Analyzing trace with hash 1288333114, now seen corresponding path program 1 times [2024-11-10 04:19:35,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:19:35,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109387157] [2024-11-10 04:19:35,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:19:35,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:19:36,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:19:36,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 04:19:36,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 04:19:36,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-10 04:19:36,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-10 04:19:36,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-10 04:19:36,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-10 04:19:36,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-10 04:19:36,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-10 04:19:36,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 04:19:36,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-10 04:19:36,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-10 04:19:36,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-10 04:19:36,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 04:19:36,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 04:19:36,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 04:19:36,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 04:19:36,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-10 04:19:36,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 04:19:36,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-10 04:19:36,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 04:19:36,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-10 04:19:36,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 04:19:36,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-10 04:19:36,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:19:36,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-10 04:19:36,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 04:19:36,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:19:36,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 04:19:36,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:19:36,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 04:19:36,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:19:36,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 04:19:36,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-10 04:19:36,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 04:19:36,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-10 04:19:36,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:19:36,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-10 04:19:36,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:19:36,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-10 04:19:36,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-10 04:19:36,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-10 04:19:36,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 04:19:36,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 04:19:36,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 04:19:36,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 04:19:36,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 04:19:36,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 04:19:36,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 04:19:36,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 04:19:36,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 04:19:36,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-10 04:19:36,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 04:19:36,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 04:19:36,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 04:19:36,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 04:19:36,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 04:19:36,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 04:19:36,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 04:19:36,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 04:19:36,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-10 04:19:36,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-10 04:19:36,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-10 04:19:36,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-10 04:19:36,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 04:19:36,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 04:19:36,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-10 04:19:36,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-10 04:19:36,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-10 04:19:36,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-10 04:19:36,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-10 04:19:36,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-11-10 04:19:36,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-11-10 04:19:36,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-10 04:19:36,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-11-10 04:19:36,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-10 04:19:36,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2024-11-10 04:19:36,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-10 04:19:36,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-11-10 04:19:36,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-10 04:19:36,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,620 INFO L134 CoverageAnalysis]: Checked inductivity of 12640 backedges. 177 proven. 60 refuted. 0 times theorem prover too weak. 12403 trivial. 0 not checked. [2024-11-10 04:19:36,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:19:36,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1109387157] [2024-11-10 04:19:36,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1109387157] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 04:19:36,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1906283307] [2024-11-10 04:19:36,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:19:36,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 04:19:36,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 04:19:36,627 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 04:19:36,629 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-10 04:19:36,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:36,953 INFO L255 TraceCheckSpWp]: Trace formula consists of 1131 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-10 04:19:36,984 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 04:19:37,200 INFO L134 CoverageAnalysis]: Checked inductivity of 12640 backedges. 849 proven. 6 refuted. 0 times theorem prover too weak. 11785 trivial. 0 not checked. [2024-11-10 04:19:37,201 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 04:19:37,601 INFO L134 CoverageAnalysis]: Checked inductivity of 12640 backedges. 231 proven. 6 refuted. 0 times theorem prover too weak. 12403 trivial. 0 not checked. [2024-11-10 04:19:37,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1906283307] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 04:19:37,601 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 04:19:37,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2024-11-10 04:19:37,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969669984] [2024-11-10 04:19:37,602 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 04:19:37,604 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-10 04:19:37,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:19:37,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-10 04:19:37,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-10 04:19:37,605 INFO L87 Difference]: Start difference. First operand 640 states and 1050 transitions. Second operand has 8 states, 8 states have (on average 21.125) internal successors, (169), 8 states have internal predecessors, (169), 3 states have call successors, (102), 2 states have call predecessors, (102), 4 states have return successors, (104), 3 states have call predecessors, (104), 3 states have call successors, (104) [2024-11-10 04:19:38,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:19:38,299 INFO L93 Difference]: Finished difference Result 1292 states and 2110 transitions. [2024-11-10 04:19:38,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-10 04:19:38,300 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 21.125) internal successors, (169), 8 states have internal predecessors, (169), 3 states have call successors, (102), 2 states have call predecessors, (102), 4 states have return successors, (104), 3 states have call predecessors, (104), 3 states have call successors, (104) Word has length 506 [2024-11-10 04:19:38,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:19:38,306 INFO L225 Difference]: With dead ends: 1292 [2024-11-10 04:19:38,307 INFO L226 Difference]: Without dead ends: 655 [2024-11-10 04:19:38,309 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1184 GetRequests, 1168 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=93, Invalid=179, Unknown=0, NotChecked=0, Total=272 [2024-11-10 04:19:38,311 INFO L432 NwaCegarLoop]: 282 mSDtfsCounter, 372 mSDsluCounter, 405 mSDsCounter, 0 mSdLazyCounter, 463 mSolverCounterSat, 300 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 373 SdHoareTripleChecker+Valid, 687 SdHoareTripleChecker+Invalid, 763 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 300 IncrementalHoareTripleChecker+Valid, 463 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-10 04:19:38,311 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [373 Valid, 687 Invalid, 763 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [300 Valid, 463 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-10 04:19:38,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 655 states. [2024-11-10 04:19:38,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 655 to 645. [2024-11-10 04:19:38,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 645 states, 469 states have (on average 1.5053304904051172) internal successors, (706), 472 states have internal predecessors, (706), 169 states have call successors, (169), 6 states have call predecessors, (169), 6 states have return successors, (169), 166 states have call predecessors, (169), 169 states have call successors, (169) [2024-11-10 04:19:38,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 645 states and 1044 transitions. [2024-11-10 04:19:38,380 INFO L78 Accepts]: Start accepts. Automaton has 645 states and 1044 transitions. Word has length 506 [2024-11-10 04:19:38,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:19:38,382 INFO L471 AbstractCegarLoop]: Abstraction has 645 states and 1044 transitions. [2024-11-10 04:19:38,383 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 21.125) internal successors, (169), 8 states have internal predecessors, (169), 3 states have call successors, (102), 2 states have call predecessors, (102), 4 states have return successors, (104), 3 states have call predecessors, (104), 3 states have call successors, (104) [2024-11-10 04:19:38,383 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1044 transitions. [2024-11-10 04:19:38,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 508 [2024-11-10 04:19:38,387 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:19:38,387 INFO L215 NwaCegarLoop]: trace histogram [80, 80, 80, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:19:38,408 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-10 04:19:38,587 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 04:19:38,588 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:19:38,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:19:38,589 INFO L85 PathProgramCache]: Analyzing trace with hash -224817837, now seen corresponding path program 1 times [2024-11-10 04:19:38,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:19:38,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905504320] [2024-11-10 04:19:38,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:19:38,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:19:38,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:19:39,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 04:19:39,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 04:19:39,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-10 04:19:39,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-10 04:19:39,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-10 04:19:39,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-10 04:19:39,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-10 04:19:39,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-10 04:19:39,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 04:19:39,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-10 04:19:39,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-10 04:19:39,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-10 04:19:39,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 04:19:39,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 04:19:39,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 04:19:39,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 04:19:39,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-10 04:19:39,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 04:19:39,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-10 04:19:39,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 04:19:39,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-10 04:19:39,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 04:19:39,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-10 04:19:39,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:19:39,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-10 04:19:39,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 04:19:39,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:19:39,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 04:19:39,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:19:39,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 04:19:39,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:19:39,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 04:19:39,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-10 04:19:39,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 04:19:39,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-10 04:19:39,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:19:39,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-10 04:19:39,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:19:39,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-10 04:19:39,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-10 04:19:39,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-10 04:19:39,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 04:19:39,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 04:19:39,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 04:19:39,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 04:19:39,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 04:19:39,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 04:19:39,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 04:19:39,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 04:19:39,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 04:19:39,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-10 04:19:39,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 04:19:39,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 04:19:39,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 04:19:39,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 04:19:39,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 04:19:39,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 04:19:39,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 04:19:39,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 04:19:39,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-10 04:19:39,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-10 04:19:39,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-10 04:19:39,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-10 04:19:39,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 04:19:39,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 04:19:39,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-10 04:19:39,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-10 04:19:39,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-10 04:19:39,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-10 04:19:39,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-10 04:19:39,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-11-10 04:19:39,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-11-10 04:19:39,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-10 04:19:39,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-11-10 04:19:39,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-10 04:19:39,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2024-11-10 04:19:39,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-10 04:19:39,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-11-10 04:19:39,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-10 04:19:39,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:39,347 INFO L134 CoverageAnalysis]: Checked inductivity of 12640 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12640 trivial. 0 not checked. [2024-11-10 04:19:39,347 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:19:39,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905504320] [2024-11-10 04:19:39,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [905504320] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:19:39,348 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:19:39,348 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 04:19:39,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113403708] [2024-11-10 04:19:39,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:19:39,349 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 04:19:39,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:19:39,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 04:19:39,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-10 04:19:39,350 INFO L87 Difference]: Start difference. First operand 645 states and 1044 transitions. Second operand has 4 states, 4 states have (on average 27.5) internal successors, (110), 4 states have internal predecessors, (110), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) [2024-11-10 04:19:39,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:19:39,435 INFO L93 Difference]: Finished difference Result 1291 states and 2089 transitions. [2024-11-10 04:19:39,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 04:19:39,436 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.5) internal successors, (110), 4 states have internal predecessors, (110), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) Word has length 507 [2024-11-10 04:19:39,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:19:39,442 INFO L225 Difference]: With dead ends: 1291 [2024-11-10 04:19:39,442 INFO L226 Difference]: Without dead ends: 649 [2024-11-10 04:19:39,445 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-10 04:19:39,447 INFO L432 NwaCegarLoop]: 369 mSDtfsCounter, 378 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 378 SdHoareTripleChecker+Valid, 369 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 04:19:39,448 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [378 Valid, 369 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 04:19:39,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 649 states. [2024-11-10 04:19:39,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 649 to 645. [2024-11-10 04:19:39,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 645 states, 469 states have (on average 1.4968017057569296) internal successors, (702), 472 states have internal predecessors, (702), 169 states have call successors, (169), 6 states have call predecessors, (169), 6 states have return successors, (169), 166 states have call predecessors, (169), 169 states have call successors, (169) [2024-11-10 04:19:39,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 645 states and 1040 transitions. [2024-11-10 04:19:39,520 INFO L78 Accepts]: Start accepts. Automaton has 645 states and 1040 transitions. Word has length 507 [2024-11-10 04:19:39,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:19:39,521 INFO L471 AbstractCegarLoop]: Abstraction has 645 states and 1040 transitions. [2024-11-10 04:19:39,522 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.5) internal successors, (110), 4 states have internal predecessors, (110), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) [2024-11-10 04:19:39,522 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1040 transitions. [2024-11-10 04:19:39,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 508 [2024-11-10 04:19:39,525 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:19:39,525 INFO L215 NwaCegarLoop]: trace histogram [80, 80, 80, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:19:39,526 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-10 04:19:39,526 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:19:39,526 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:19:39,527 INFO L85 PathProgramCache]: Analyzing trace with hash -735352014, now seen corresponding path program 1 times [2024-11-10 04:19:39,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:19:39,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46298600] [2024-11-10 04:19:39,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:19:39,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:19:39,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:19:40,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 04:19:40,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 04:19:40,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-10 04:19:40,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-10 04:19:40,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-10 04:19:40,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-10 04:19:40,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-10 04:19:40,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-10 04:19:40,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 04:19:40,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-10 04:19:40,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-10 04:19:40,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-10 04:19:40,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 04:19:40,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 04:19:40,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 04:19:40,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 04:19:40,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-10 04:19:40,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 04:19:40,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-10 04:19:40,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 04:19:40,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-10 04:19:40,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 04:19:40,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-10 04:19:40,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:19:40,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-10 04:19:40,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 04:19:40,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:19:40,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 04:19:40,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:19:40,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 04:19:40,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:19:40,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 04:19:40,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-10 04:19:40,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 04:19:40,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-10 04:19:40,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:19:40,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-10 04:19:40,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:19:40,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-10 04:19:40,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-10 04:19:40,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-10 04:19:40,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 04:19:40,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 04:19:40,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 04:19:40,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 04:19:40,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 04:19:40,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 04:19:40,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 04:19:40,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 04:19:40,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 04:19:40,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-10 04:19:40,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 04:19:40,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 04:19:40,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 04:19:40,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 04:19:40,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 04:19:40,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 04:19:40,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 04:19:40,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 04:19:40,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-10 04:19:40,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-10 04:19:40,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-10 04:19:40,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-10 04:19:40,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 04:19:40,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 04:19:40,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-10 04:19:40,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-10 04:19:40,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-10 04:19:40,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-10 04:19:40,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-10 04:19:40,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-11-10 04:19:40,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-11-10 04:19:40,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-10 04:19:40,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-11-10 04:19:40,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-10 04:19:40,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2024-11-10 04:19:40,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-10 04:19:40,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-11-10 04:19:40,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-10 04:19:40,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:40,804 INFO L134 CoverageAnalysis]: Checked inductivity of 12640 backedges. 87 proven. 150 refuted. 0 times theorem prover too weak. 12403 trivial. 0 not checked. [2024-11-10 04:19:40,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:19:40,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [46298600] [2024-11-10 04:19:40,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [46298600] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 04:19:40,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1181233491] [2024-11-10 04:19:40,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:19:40,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 04:19:40,805 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 04:19:40,807 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 04:19:40,809 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-10 04:19:41,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:41,188 INFO L255 TraceCheckSpWp]: Trace formula consists of 1132 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-10 04:19:41,201 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 04:19:41,911 INFO L134 CoverageAnalysis]: Checked inductivity of 12640 backedges. 5937 proven. 150 refuted. 0 times theorem prover too weak. 6553 trivial. 0 not checked. [2024-11-10 04:19:41,912 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 04:19:42,503 INFO L134 CoverageAnalysis]: Checked inductivity of 12640 backedges. 87 proven. 150 refuted. 0 times theorem prover too weak. 12403 trivial. 0 not checked. [2024-11-10 04:19:42,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1181233491] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 04:19:42,503 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 04:19:42,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 9 [2024-11-10 04:19:42,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522728614] [2024-11-10 04:19:42,504 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 04:19:42,505 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-10 04:19:42,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:19:42,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-10 04:19:42,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-11-10 04:19:42,507 INFO L87 Difference]: Start difference. First operand 645 states and 1040 transitions. Second operand has 9 states, 9 states have (on average 23.88888888888889) internal successors, (215), 9 states have internal predecessors, (215), 4 states have call successors, (180), 2 states have call predecessors, (180), 4 states have return successors, (181), 4 states have call predecessors, (181), 4 states have call successors, (181) [2024-11-10 04:19:43,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:19:43,095 INFO L93 Difference]: Finished difference Result 1049 states and 1669 transitions. [2024-11-10 04:19:43,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-10 04:19:43,096 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 23.88888888888889) internal successors, (215), 9 states have internal predecessors, (215), 4 states have call successors, (180), 2 states have call predecessors, (180), 4 states have return successors, (181), 4 states have call predecessors, (181), 4 states have call successors, (181) Word has length 507 [2024-11-10 04:19:43,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:19:43,100 INFO L225 Difference]: With dead ends: 1049 [2024-11-10 04:19:43,100 INFO L226 Difference]: Without dead ends: 407 [2024-11-10 04:19:43,102 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1180 GetRequests, 1170 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=77, Unknown=0, NotChecked=0, Total=132 [2024-11-10 04:19:43,103 INFO L432 NwaCegarLoop]: 264 mSDtfsCounter, 468 mSDsluCounter, 366 mSDsCounter, 0 mSdLazyCounter, 458 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 497 SdHoareTripleChecker+Valid, 630 SdHoareTripleChecker+Invalid, 591 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 458 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-10 04:19:43,104 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [497 Valid, 630 Invalid, 591 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 458 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-10 04:19:43,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2024-11-10 04:19:43,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 399. [2024-11-10 04:19:43,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 399 states, 279 states have (on average 1.4157706093189963) internal successors, (395), 280 states have internal predecessors, (395), 111 states have call successors, (111), 8 states have call predecessors, (111), 8 states have return successors, (111), 110 states have call predecessors, (111), 111 states have call successors, (111) [2024-11-10 04:19:43,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 617 transitions. [2024-11-10 04:19:43,149 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 617 transitions. Word has length 507 [2024-11-10 04:19:43,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:19:43,150 INFO L471 AbstractCegarLoop]: Abstraction has 399 states and 617 transitions. [2024-11-10 04:19:43,150 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 23.88888888888889) internal successors, (215), 9 states have internal predecessors, (215), 4 states have call successors, (180), 2 states have call predecessors, (180), 4 states have return successors, (181), 4 states have call predecessors, (181), 4 states have call successors, (181) [2024-11-10 04:19:43,151 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 617 transitions. [2024-11-10 04:19:43,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 509 [2024-11-10 04:19:43,154 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:19:43,154 INFO L215 NwaCegarLoop]: trace histogram [80, 80, 80, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:19:43,175 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-10 04:19:43,354 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-11-10 04:19:43,356 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:19:43,356 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:19:43,356 INFO L85 PathProgramCache]: Analyzing trace with hash -933373850, now seen corresponding path program 1 times [2024-11-10 04:19:43,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:19:43,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292693201] [2024-11-10 04:19:43,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:19:43,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:19:43,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:19:51,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 04:19:51,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 04:19:51,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-10 04:19:51,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-10 04:19:51,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-10 04:19:51,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-10 04:19:51,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-10 04:19:51,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-10 04:19:51,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 04:19:51,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-10 04:19:51,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-10 04:19:51,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-10 04:19:51,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 04:19:51,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 04:19:51,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 04:19:51,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 04:19:51,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-10 04:19:51,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 04:19:51,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-10 04:19:51,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 04:19:51,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-10 04:19:51,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 04:19:51,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-10 04:19:51,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:19:51,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-10 04:19:51,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 04:19:51,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:19:51,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 04:19:51,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:19:51,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 04:19:51,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:19:51,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 04:19:51,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-10 04:19:51,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 04:19:51,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-10 04:19:51,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:19:51,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-10 04:19:51,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:19:51,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-10 04:19:51,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-10 04:19:51,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-10 04:19:51,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 04:19:51,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 04:19:51,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 04:19:51,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 04:19:51,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 04:19:51,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 04:19:51,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 04:19:51,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 04:19:51,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 04:19:51,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-10 04:19:51,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 04:19:51,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 04:19:51,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 04:19:51,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 04:19:51,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 04:19:51,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 04:19:51,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 04:19:51,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 04:19:51,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-10 04:19:51,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-10 04:19:51,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-10 04:19:51,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-10 04:19:51,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 04:19:51,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 04:19:51,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-10 04:19:51,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-10 04:19:51,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-10 04:19:51,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-10 04:19:51,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-10 04:19:51,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-11-10 04:19:51,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-11-10 04:19:51,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-10 04:19:51,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-11-10 04:19:51,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-10 04:19:51,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2024-11-10 04:19:51,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-10 04:19:51,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-11-10 04:19:51,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-10 04:19:51,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:51,869 INFO L134 CoverageAnalysis]: Checked inductivity of 12640 backedges. 153 proven. 84 refuted. 0 times theorem prover too weak. 12403 trivial. 0 not checked. [2024-11-10 04:19:51,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:19:51,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [292693201] [2024-11-10 04:19:51,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [292693201] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 04:19:51,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1936284077] [2024-11-10 04:19:51,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:19:51,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 04:19:51,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 04:19:51,872 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 04:19:51,874 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-10 04:19:52,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:52,250 INFO L255 TraceCheckSpWp]: Trace formula consists of 1130 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-10 04:19:52,265 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 04:20:01,522 INFO L134 CoverageAnalysis]: Checked inductivity of 12640 backedges. 9149 proven. 720 refuted. 0 times theorem prover too weak. 2771 trivial. 0 not checked. [2024-11-10 04:20:01,523 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 04:20:04,699 INFO L134 CoverageAnalysis]: Checked inductivity of 12640 backedges. 651 proven. 504 refuted. 0 times theorem prover too weak. 11485 trivial. 0 not checked. [2024-11-10 04:20:04,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1936284077] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 04:20:04,699 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 04:20:04,700 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 28, 23] total 61 [2024-11-10 04:20:04,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104043681] [2024-11-10 04:20:04,700 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 04:20:04,702 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 61 states [2024-11-10 04:20:04,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:20:04,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2024-11-10 04:20:04,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=605, Invalid=3055, Unknown=0, NotChecked=0, Total=3660 [2024-11-10 04:20:04,707 INFO L87 Difference]: Start difference. First operand 399 states and 617 transitions. Second operand has 61 states, 58 states have (on average 4.948275862068965) internal successors, (287), 56 states have internal predecessors, (287), 18 states have call successors, (180), 8 states have call predecessors, (180), 17 states have return successors, (182), 18 states have call predecessors, (182), 18 states have call successors, (182)