./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-71.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d 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-71.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 182636466dd7ed34c7e4a19dcd08446c47e3ac770c4a66384f8d4d043f90aba6 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 13:13:22,441 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 13:13:22,502 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-16 13:13:22,510 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 13:13:22,510 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 13:13:22,538 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 13:13:22,539 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 13:13:22,539 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 13:13:22,540 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 13:13:22,540 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 13:13:22,541 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 13:13:22,541 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 13:13:22,541 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 13:13:22,541 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 13:13:22,542 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 13:13:22,542 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 13:13:22,542 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 13:13:22,545 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 13:13:22,545 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 13:13:22,545 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 13:13:22,546 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 13:13:22,546 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 13:13:22,546 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 13:13:22,546 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 13:13:22,546 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 13:13:22,546 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 13:13:22,547 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 13:13:22,547 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 13:13:22,547 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 13:13:22,547 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 13:13:22,547 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 13:13:22,547 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 13:13:22,547 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 13:13:22,548 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 13:13:22,548 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 13:13:22,548 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 13:13:22,548 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 13:13:22,548 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 13:13:22,548 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 13:13:22,548 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 13:13:22,549 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 13:13:22,550 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 13:13:22,550 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 182636466dd7ed34c7e4a19dcd08446c47e3ac770c4a66384f8d4d043f90aba6 [2024-11-16 13:13:22,745 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 13:13:22,763 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 13:13:22,766 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 13:13:22,767 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 13:13:22,767 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 13:13:22,768 INFO L431 ainManager$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-71.i [2024-11-16 13:13:24,052 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 13:13:24,229 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 13:13:24,230 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-71.i [2024-11-16 13:13:24,240 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/768888a57/5a0796312e7b4a8591058458b410e12b/FLAG2267112af [2024-11-16 13:13:24,610 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/768888a57/5a0796312e7b4a8591058458b410e12b [2024-11-16 13:13:24,613 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 13:13:24,614 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 13:13:24,617 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 13:13:24,617 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 13:13:24,621 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 13:13:24,623 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 01:13:24" (1/1) ... [2024-11-16 13:13:24,624 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aacae82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:13:24, skipping insertion in model container [2024-11-16 13:13:24,624 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 01:13:24" (1/1) ... [2024-11-16 13:13:24,657 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 13:13:24,862 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-71.i[916,929] [2024-11-16 13:13:25,058 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 13:13:25,075 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 13:13:25,087 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-71.i[916,929] [2024-11-16 13:13:25,150 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 13:13:25,169 INFO L204 MainTranslator]: Completed translation [2024-11-16 13:13:25,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:13:25 WrapperNode [2024-11-16 13:13:25,169 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 13:13:25,173 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 13:13:25,173 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 13:13:25,173 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 13:13:25,178 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:13:25" (1/1) ... [2024-11-16 13:13:25,192 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:13:25" (1/1) ... [2024-11-16 13:13:25,258 INFO L138 Inliner]: procedures = 26, calls = 102, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 563 [2024-11-16 13:13:25,258 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 13:13:25,259 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 13:13:25,259 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 13:13:25,259 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 13:13:25,269 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:13:25" (1/1) ... [2024-11-16 13:13:25,269 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:13:25" (1/1) ... [2024-11-16 13:13:25,276 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:13:25" (1/1) ... [2024-11-16 13:13:25,309 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]. [2024-11-16 13:13:25,309 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:13:25" (1/1) ... [2024-11-16 13:13:25,310 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:13:25" (1/1) ... [2024-11-16 13:13:25,331 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:13:25" (1/1) ... [2024-11-16 13:13:25,332 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:13:25" (1/1) ... [2024-11-16 13:13:25,334 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:13:25" (1/1) ... [2024-11-16 13:13:25,339 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:13:25" (1/1) ... [2024-11-16 13:13:25,347 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 13:13:25,348 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 13:13:25,348 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 13:13:25,348 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 13:13:25,348 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:13:25" (1/1) ... [2024-11-16 13:13:25,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 13:13:25,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 13:13:25,375 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) [2024-11-16 13:13:25,377 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 [2024-11-16 13:13:25,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 13:13:25,411 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-16 13:13:25,412 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-16 13:13:25,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 13:13:25,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 13:13:25,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 13:13:25,516 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 13:13:25,518 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 13:13:25,976 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-11-16 13:13:25,977 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 13:13:25,997 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 13:13:25,997 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 13:13:25,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 01:13:25 BoogieIcfgContainer [2024-11-16 13:13:25,998 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 13:13:25,999 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 13:13:25,999 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 13:13:26,002 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 13:13:26,002 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 01:13:24" (1/3) ... [2024-11-16 13:13:26,003 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7412e24a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 01:13:26, skipping insertion in model container [2024-11-16 13:13:26,003 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:13:25" (2/3) ... [2024-11-16 13:13:26,003 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7412e24a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 01:13:26, skipping insertion in model container [2024-11-16 13:13:26,003 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 01:13:25" (3/3) ... [2024-11-16 13:13:26,004 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-71.i [2024-11-16 13:13:26,016 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 13:13:26,016 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 13:13:26,068 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 13:13:26,075 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;@10776ee5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 13:13:26,075 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 13:13:26,081 INFO L276 IsEmpty]: Start isEmpty. Operand has 239 states, 147 states have (on average 1.4761904761904763) internal successors, (217), 148 states have internal predecessors, (217), 89 states have call successors, (89), 1 states have call predecessors, (89), 1 states have return successors, (89), 89 states have call predecessors, (89), 89 states have call successors, (89) [2024-11-16 13:13:26,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 548 [2024-11-16 13:13:26,103 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:13:26,104 INFO L215 NwaCegarLoop]: trace histogram [89, 89, 89, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:13:26,104 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:13:26,108 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:13:26,109 INFO L85 PathProgramCache]: Analyzing trace with hash 1847171491, now seen corresponding path program 1 times [2024-11-16 13:13:26,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:13:26,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287719250] [2024-11-16 13:13:26,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:13:26,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:13:26,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:13:26,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:13:26,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:13:26,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:13:26,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:13:26,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:13:26,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:13:26,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:13:26,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:13:26,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:13:26,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:13:26,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-16 13:13:26,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 13:13:26,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-16 13:13:26,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 13:13:26,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-16 13:13:26,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 13:13:26,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 13:13:26,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 13:13:26,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 13:13:26,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 13:13:26,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 13:13:26,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 13:13:26,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 13:13:26,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 13:13:26,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-16 13:13:26,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-16 13:13:26,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-16 13:13:26,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-16 13:13:26,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-16 13:13:26,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-16 13:13:26,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 13:13:26,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-16 13:13:26,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 13:13:26,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-16 13:13:26,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-16 13:13:26,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-16 13:13:26,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-16 13:13:26,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-16 13:13:26,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-16 13:13:26,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-16 13:13:26,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-16 13:13:26,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 13:13:26,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-16 13:13:26,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 13:13:26,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 13:13:26,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 13:13:26,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-16 13:13:26,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 13:13:26,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-16 13:13:26,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 13:13:26,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-16 13:13:26,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-16 13:13:26,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-16 13:13:26,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-16 13:13:26,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-16 13:13:26,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-16 13:13:26,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-16 13:13:26,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-16 13:13:26,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-16 13:13:26,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-16 13:13:26,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-16 13:13:26,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-16 13:13:26,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-16 13:13:26,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-16 13:13:26,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-16 13:13:26,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-16 13:13:26,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-16 13:13:26,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-11-16 13:13:26,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-11-16 13:13:26,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-16 13:13:26,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-16 13:13:26,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-16 13:13:26,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-16 13:13:26,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-11-16 13:13:26,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-16 13:13:26,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-11-16 13:13:26,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-16 13:13:26,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-11-16 13:13:26,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-16 13:13:26,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2024-11-16 13:13:26,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2024-11-16 13:13:26,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-11-16 13:13:26,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-11-16 13:13:26,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2024-11-16 13:13:26,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2024-11-16 13:13:26,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2024-11-16 13:13:26,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2024-11-16 13:13:26,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2024-11-16 13:13:26,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:26,976 INFO L134 CoverageAnalysis]: Checked inductivity of 15664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15664 trivial. 0 not checked. [2024-11-16 13:13:26,979 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:13:26,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287719250] [2024-11-16 13:13:26,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [287719250] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:13:26,980 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:13:26,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 13:13:26,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598239174] [2024-11-16 13:13:26,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:13:26,987 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 13:13:26,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:13:27,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 13:13:27,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 13:13:27,007 INFO L87 Difference]: Start difference. First operand has 239 states, 147 states have (on average 1.4761904761904763) internal successors, (217), 148 states have internal predecessors, (217), 89 states have call successors, (89), 1 states have call predecessors, (89), 1 states have return successors, (89), 89 states have call predecessors, (89), 89 states have call successors, (89) Second operand has 2 states, 2 states have (on average 52.5) internal successors, (105), 2 states have internal predecessors, (105), 2 states have call successors, (89), 1 states have call predecessors, (89), 1 states have return successors, (89), 1 states have call predecessors, (89), 2 states have call successors, (89) [2024-11-16 13:13:27,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:13:27,059 INFO L93 Difference]: Finished difference Result 470 states and 872 transitions. [2024-11-16 13:13:27,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 13:13:27,061 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 52.5) internal successors, (105), 2 states have internal predecessors, (105), 2 states have call successors, (89), 1 states have call predecessors, (89), 1 states have return successors, (89), 1 states have call predecessors, (89), 2 states have call successors, (89) Word has length 547 [2024-11-16 13:13:27,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:13:27,069 INFO L225 Difference]: With dead ends: 470 [2024-11-16 13:13:27,069 INFO L226 Difference]: Without dead ends: 234 [2024-11-16 13:13:27,073 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 269 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 13:13:27,076 INFO L432 NwaCegarLoop]: 379 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 379 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 13:13:27,077 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 379 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 13:13:27,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2024-11-16 13:13:27,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 234. [2024-11-16 13:13:27,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 234 states, 143 states have (on average 1.4615384615384615) internal successors, (209), 143 states have internal predecessors, (209), 89 states have call successors, (89), 1 states have call predecessors, (89), 1 states have return successors, (89), 89 states have call predecessors, (89), 89 states have call successors, (89) [2024-11-16 13:13:27,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 387 transitions. [2024-11-16 13:13:27,145 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 387 transitions. Word has length 547 [2024-11-16 13:13:27,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:13:27,146 INFO L471 AbstractCegarLoop]: Abstraction has 234 states and 387 transitions. [2024-11-16 13:13:27,147 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 52.5) internal successors, (105), 2 states have internal predecessors, (105), 2 states have call successors, (89), 1 states have call predecessors, (89), 1 states have return successors, (89), 1 states have call predecessors, (89), 2 states have call successors, (89) [2024-11-16 13:13:27,147 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 387 transitions. [2024-11-16 13:13:27,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 548 [2024-11-16 13:13:27,168 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:13:27,169 INFO L215 NwaCegarLoop]: trace histogram [89, 89, 89, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:13:27,169 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 13:13:27,169 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:13:27,170 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:13:27,174 INFO L85 PathProgramCache]: Analyzing trace with hash 1920703456, now seen corresponding path program 1 times [2024-11-16 13:13:27,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:13:27,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829960835] [2024-11-16 13:13:27,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:13:27,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:13:27,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:13:31,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:13:31,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:13:31,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:13:31,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:13:31,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:13:31,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:13:31,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:13:31,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:13:31,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:13:31,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:13:31,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-16 13:13:31,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 13:13:31,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-16 13:13:31,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 13:13:31,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-16 13:13:31,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 13:13:31,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 13:13:31,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 13:13:31,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 13:13:31,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 13:13:31,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 13:13:31,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 13:13:31,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 13:13:31,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 13:13:31,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-16 13:13:31,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-16 13:13:31,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-16 13:13:31,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-16 13:13:31,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-16 13:13:31,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-16 13:13:31,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 13:13:31,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-16 13:13:31,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 13:13:31,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-16 13:13:31,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-16 13:13:31,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-16 13:13:31,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-16 13:13:31,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-16 13:13:31,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-16 13:13:31,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-16 13:13:31,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-16 13:13:31,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 13:13:31,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-16 13:13:31,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 13:13:31,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 13:13:31,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 13:13:31,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-16 13:13:31,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 13:13:31,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-16 13:13:31,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 13:13:31,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-16 13:13:31,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-16 13:13:31,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-16 13:13:31,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-16 13:13:31,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-16 13:13:31,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-16 13:13:31,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-16 13:13:31,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-16 13:13:31,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-16 13:13:31,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-16 13:13:31,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-16 13:13:31,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-16 13:13:31,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-16 13:13:31,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-16 13:13:31,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-16 13:13:31,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-16 13:13:31,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-16 13:13:31,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-11-16 13:13:31,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-11-16 13:13:31,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-16 13:13:31,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-16 13:13:31,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-16 13:13:31,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-16 13:13:31,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-11-16 13:13:31,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-16 13:13:31,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-11-16 13:13:31,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-16 13:13:31,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-11-16 13:13:31,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-16 13:13:31,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2024-11-16 13:13:31,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2024-11-16 13:13:31,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-11-16 13:13:31,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-11-16 13:13:31,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2024-11-16 13:13:31,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2024-11-16 13:13:31,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2024-11-16 13:13:31,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2024-11-16 13:13:31,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2024-11-16 13:13:31,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,895 INFO L134 CoverageAnalysis]: Checked inductivity of 15664 backedges. 189 proven. 75 refuted. 0 times theorem prover too weak. 15400 trivial. 0 not checked. [2024-11-16 13:13:31,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:13:31,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829960835] [2024-11-16 13:13:31,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [829960835] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 13:13:31,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1088181324] [2024-11-16 13:13:31,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:13:31,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 13:13:31,896 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 13:13:31,901 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) [2024-11-16 13:13:31,902 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-16 13:13:32,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,135 INFO L255 TraceCheckSpWp]: Trace formula consists of 1200 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-16 13:13:32,151 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 13:13:32,936 INFO L134 CoverageAnalysis]: Checked inductivity of 15664 backedges. 8010 proven. 291 refuted. 0 times theorem prover too weak. 7363 trivial. 0 not checked. [2024-11-16 13:13:32,937 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 13:13:33,465 INFO L134 CoverageAnalysis]: Checked inductivity of 15664 backedges. 231 proven. 294 refuted. 0 times theorem prover too weak. 15139 trivial. 0 not checked. [2024-11-16 13:13:33,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1088181324] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 13:13:33,465 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 13:13:33,466 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 18 [2024-11-16 13:13:33,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848209558] [2024-11-16 13:13:33,467 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 13:13:33,469 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-16 13:13:33,469 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:13:33,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-16 13:13:33,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=235, Unknown=0, NotChecked=0, Total=306 [2024-11-16 13:13:33,472 INFO L87 Difference]: Start difference. First operand 234 states and 387 transitions. Second operand has 18 states, 18 states have (on average 13.555555555555555) internal successors, (244), 18 states have internal predecessors, (244), 7 states have call successors, (228), 3 states have call predecessors, (228), 7 states have return successors, (229), 7 states have call predecessors, (229), 7 states have call successors, (229) [2024-11-16 13:13:45,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:13:45,017 INFO L93 Difference]: Finished difference Result 986 states and 1604 transitions. [2024-11-16 13:13:45,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-16 13:13:45,018 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 13.555555555555555) internal successors, (244), 18 states have internal predecessors, (244), 7 states have call successors, (228), 3 states have call predecessors, (228), 7 states have return successors, (229), 7 states have call predecessors, (229), 7 states have call successors, (229) Word has length 547 [2024-11-16 13:13:45,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:13:45,024 INFO L225 Difference]: With dead ends: 986 [2024-11-16 13:13:45,025 INFO L226 Difference]: Without dead ends: 755 [2024-11-16 13:13:45,026 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1314 GetRequests, 1267 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 600 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=682, Invalid=1670, Unknown=0, NotChecked=0, Total=2352 [2024-11-16 13:13:45,027 INFO L432 NwaCegarLoop]: 308 mSDtfsCounter, 3112 mSDsluCounter, 1137 mSDsCounter, 0 mSdLazyCounter, 1735 mSolverCounterSat, 1027 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3151 SdHoareTripleChecker+Valid, 1445 SdHoareTripleChecker+Invalid, 2762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1027 IncrementalHoareTripleChecker+Valid, 1735 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2024-11-16 13:13:45,027 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3151 Valid, 1445 Invalid, 2762 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1027 Valid, 1735 Invalid, 0 Unknown, 0 Unchecked, 6.7s Time] [2024-11-16 13:13:45,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 755 states. [2024-11-16 13:13:45,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 755 to 628. [2024-11-16 13:13:45,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 628 states, 406 states have (on average 1.4852216748768472) internal successors, (603), 407 states have internal predecessors, (603), 213 states have call successors, (213), 8 states have call predecessors, (213), 8 states have return successors, (213), 212 states have call predecessors, (213), 213 states have call successors, (213) [2024-11-16 13:13:45,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 628 states and 1029 transitions. [2024-11-16 13:13:45,127 INFO L78 Accepts]: Start accepts. Automaton has 628 states and 1029 transitions. Word has length 547 [2024-11-16 13:13:45,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:13:45,128 INFO L471 AbstractCegarLoop]: Abstraction has 628 states and 1029 transitions. [2024-11-16 13:13:45,128 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 13.555555555555555) internal successors, (244), 18 states have internal predecessors, (244), 7 states have call successors, (228), 3 states have call predecessors, (228), 7 states have return successors, (229), 7 states have call predecessors, (229), 7 states have call successors, (229) [2024-11-16 13:13:45,129 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1029 transitions. [2024-11-16 13:13:45,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2024-11-16 13:13:45,132 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:13:45,132 INFO L215 NwaCegarLoop]: trace histogram [89, 89, 89, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:13:45,149 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-16 13:13:45,336 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 13:13:45,337 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:13:45,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:13:45,337 INFO L85 PathProgramCache]: Analyzing trace with hash -1356941886, now seen corresponding path program 1 times [2024-11-16 13:13:45,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:13:45,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559893603] [2024-11-16 13:13:45,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:13:45,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:13:45,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:13:46,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:13:46,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:13:46,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:13:46,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:13:46,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:13:46,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:13:46,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:13:46,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:13:46,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:13:46,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:13:46,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-16 13:13:46,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 13:13:46,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-16 13:13:46,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 13:13:46,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-16 13:13:46,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 13:13:46,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 13:13:46,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 13:13:46,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 13:13:46,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 13:13:46,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 13:13:46,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 13:13:46,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 13:13:46,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 13:13:46,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-16 13:13:46,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-16 13:13:46,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-16 13:13:46,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-16 13:13:46,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-16 13:13:46,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-16 13:13:46,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 13:13:46,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-16 13:13:46,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 13:13:46,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-16 13:13:46,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-16 13:13:46,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-16 13:13:46,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-16 13:13:46,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-16 13:13:46,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-16 13:13:46,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-16 13:13:46,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-16 13:13:46,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 13:13:46,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-16 13:13:46,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 13:13:46,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 13:13:46,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 13:13:46,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-16 13:13:46,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 13:13:46,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-16 13:13:46,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 13:13:46,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-16 13:13:46,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-16 13:13:46,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-16 13:13:46,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-16 13:13:46,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-16 13:13:46,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-16 13:13:46,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-16 13:13:46,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-16 13:13:46,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-16 13:13:46,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-16 13:13:46,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-16 13:13:46,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-16 13:13:46,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-16 13:13:46,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-16 13:13:46,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-16 13:13:46,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-16 13:13:46,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-16 13:13:46,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-11-16 13:13:46,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-11-16 13:13:46,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-16 13:13:46,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-16 13:13:46,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-16 13:13:46,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-16 13:13:46,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-11-16 13:13:46,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-16 13:13:46,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-11-16 13:13:46,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:47,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-16 13:13:47,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:47,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-11-16 13:13:47,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:47,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-16 13:13:47,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:47,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2024-11-16 13:13:47,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:47,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2024-11-16 13:13:47,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:47,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-11-16 13:13:47,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:47,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-11-16 13:13:47,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:47,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2024-11-16 13:13:47,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:47,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2024-11-16 13:13:47,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:47,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2024-11-16 13:13:47,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:47,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2024-11-16 13:13:47,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:47,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2024-11-16 13:13:47,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:47,113 INFO L134 CoverageAnalysis]: Checked inductivity of 15664 backedges. 276 proven. 246 refuted. 0 times theorem prover too weak. 15142 trivial. 0 not checked. [2024-11-16 13:13:47,114 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:13:47,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559893603] [2024-11-16 13:13:47,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1559893603] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 13:13:47,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1138544882] [2024-11-16 13:13:47,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:13:47,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 13:13:47,115 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 13:13:47,116 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) [2024-11-16 13:13:47,117 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-16 13:13:47,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:47,341 INFO L255 TraceCheckSpWp]: Trace formula consists of 1201 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-16 13:13:47,349 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 13:13:49,426 INFO L134 CoverageAnalysis]: Checked inductivity of 15664 backedges. 10135 proven. 540 refuted. 0 times theorem prover too weak. 4989 trivial. 0 not checked. [2024-11-16 13:13:49,426 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 13:13:50,792 INFO L134 CoverageAnalysis]: Checked inductivity of 15664 backedges. 489 proven. 294 refuted. 0 times theorem prover too weak. 14881 trivial. 0 not checked. [2024-11-16 13:13:50,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1138544882] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 13:13:50,792 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 13:13:50,793 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 15, 14] total 36 [2024-11-16 13:13:50,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249013603] [2024-11-16 13:13:50,793 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 13:13:50,794 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-11-16 13:13:50,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:13:50,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-11-16 13:13:50,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=280, Invalid=980, Unknown=0, NotChecked=0, Total=1260 [2024-11-16 13:13:50,797 INFO L87 Difference]: Start difference. First operand 628 states and 1029 transitions. Second operand has 36 states, 33 states have (on average 8.696969696969697) internal successors, (287), 34 states have internal predecessors, (287), 15 states have call successors, (267), 6 states have call predecessors, (267), 12 states have return successors, (267), 12 states have call predecessors, (267), 15 states have call successors, (267) [2024-11-16 13:14:00,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:14:00,016 INFO L93 Difference]: Finished difference Result 3341 states and 5392 transitions. [2024-11-16 13:14:00,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-11-16 13:14:00,017 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 33 states have (on average 8.696969696969697) internal successors, (287), 34 states have internal predecessors, (287), 15 states have call successors, (267), 6 states have call predecessors, (267), 12 states have return successors, (267), 12 states have call predecessors, (267), 15 states have call successors, (267) Word has length 548 [2024-11-16 13:14:00,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:14:00,043 INFO L225 Difference]: With dead ends: 3341 [2024-11-16 13:14:00,043 INFO L226 Difference]: Without dead ends: 2716 [2024-11-16 13:14:00,049 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1393 GetRequests, 1266 SyntacticMatches, 0 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6441 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=3769, Invalid=12743, Unknown=0, NotChecked=0, Total=16512 [2024-11-16 13:14:00,050 INFO L432 NwaCegarLoop]: 492 mSDtfsCounter, 6393 mSDsluCounter, 5090 mSDsCounter, 0 mSdLazyCounter, 6436 mSolverCounterSat, 3942 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6496 SdHoareTripleChecker+Valid, 5582 SdHoareTripleChecker+Invalid, 10378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3942 IncrementalHoareTripleChecker+Valid, 6436 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2024-11-16 13:14:00,051 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6496 Valid, 5582 Invalid, 10378 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3942 Valid, 6436 Invalid, 0 Unknown, 0 Unchecked, 6.4s Time] [2024-11-16 13:14:00,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2716 states. [2024-11-16 13:14:00,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2716 to 2001. [2024-11-16 13:14:00,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2001 states, 1302 states have (on average 1.4600614439324118) internal successors, (1901), 1308 states have internal predecessors, (1901), 661 states have call successors, (661), 37 states have call predecessors, (661), 37 states have return successors, (661), 655 states have call predecessors, (661), 661 states have call successors, (661) [2024-11-16 13:14:00,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2001 states to 2001 states and 3223 transitions. [2024-11-16 13:14:00,375 INFO L78 Accepts]: Start accepts. Automaton has 2001 states and 3223 transitions. Word has length 548 [2024-11-16 13:14:00,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:14:00,377 INFO L471 AbstractCegarLoop]: Abstraction has 2001 states and 3223 transitions. [2024-11-16 13:14:00,378 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 33 states have (on average 8.696969696969697) internal successors, (287), 34 states have internal predecessors, (287), 15 states have call successors, (267), 6 states have call predecessors, (267), 12 states have return successors, (267), 12 states have call predecessors, (267), 15 states have call successors, (267) [2024-11-16 13:14:00,378 INFO L276 IsEmpty]: Start isEmpty. Operand 2001 states and 3223 transitions. [2024-11-16 13:14:00,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 550 [2024-11-16 13:14:00,381 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:14:00,381 INFO L215 NwaCegarLoop]: trace histogram [89, 89, 89, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:14:00,396 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-16 13:14:00,582 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,SelfDestructingSolverStorable2 [2024-11-16 13:14:00,583 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:14:00,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:14:00,583 INFO L85 PathProgramCache]: Analyzing trace with hash -1681090570, now seen corresponding path program 1 times [2024-11-16 13:14:00,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:14:00,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597742538] [2024-11-16 13:14:00,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:14:00,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:14:00,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:14:00,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:14:00,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:14:00,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:14:00,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:14:00,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:14:00,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:14:00,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:14:00,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:14:00,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:14:00,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:14:00,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-16 13:14:00,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 13:14:00,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-16 13:14:00,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 13:14:00,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-16 13:14:00,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 13:14:00,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 13:14:00,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 13:14:00,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 13:14:00,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 13:14:00,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 13:14:00,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 13:14:00,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 13:14:00,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 13:14:00,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-16 13:14:00,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-16 13:14:00,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-16 13:14:00,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-16 13:14:00,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-16 13:14:00,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-16 13:14:00,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 13:14:00,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-16 13:14:00,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 13:14:00,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-16 13:14:00,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-16 13:14:00,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-16 13:14:00,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-16 13:14:00,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-16 13:14:00,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-16 13:14:00,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-16 13:14:00,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-16 13:14:00,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 13:14:00,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-16 13:14:00,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 13:14:00,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 13:14:00,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 13:14:00,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-16 13:14:00,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 13:14:00,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-16 13:14:00,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 13:14:00,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-16 13:14:00,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-16 13:14:00,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-16 13:14:00,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-16 13:14:00,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-16 13:14:00,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-16 13:14:00,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-16 13:14:00,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-16 13:14:00,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-16 13:14:00,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-16 13:14:00,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-16 13:14:00,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-16 13:14:00,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:00,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-16 13:14:00,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:01,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-16 13:14:01,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:01,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-16 13:14:01,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:01,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-16 13:14:01,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:01,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-16 13:14:01,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:01,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-11-16 13:14:01,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:01,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-11-16 13:14:01,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:01,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-16 13:14:01,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:01,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-16 13:14:01,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:01,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-16 13:14:01,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:01,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-16 13:14:01,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:01,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-11-16 13:14:01,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:01,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-16 13:14:01,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:01,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-11-16 13:14:01,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:01,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-16 13:14:01,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:01,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-11-16 13:14:01,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:01,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-16 13:14:01,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:01,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2024-11-16 13:14:01,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:01,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2024-11-16 13:14:01,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:01,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-11-16 13:14:01,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:01,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-11-16 13:14:01,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:01,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2024-11-16 13:14:01,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:01,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2024-11-16 13:14:01,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:01,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2024-11-16 13:14:01,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:01,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2024-11-16 13:14:01,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:01,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2024-11-16 13:14:01,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:01,062 INFO L134 CoverageAnalysis]: Checked inductivity of 15664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15664 trivial. 0 not checked. [2024-11-16 13:14:01,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:14:01,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597742538] [2024-11-16 13:14:01,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597742538] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:14:01,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:14:01,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 13:14:01,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576684526] [2024-11-16 13:14:01,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:14:01,063 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 13:14:01,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:14:01,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 13:14:01,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 13:14:01,064 INFO L87 Difference]: Start difference. First operand 2001 states and 3223 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, (89), 1 states have call predecessors, (89), 1 states have return successors, (89), 1 states have call predecessors, (89), 1 states have call successors, (89) [2024-11-16 13:14:01,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:14:01,481 INFO L93 Difference]: Finished difference Result 4005 states and 6451 transitions. [2024-11-16 13:14:01,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 13:14:01,482 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, (89), 1 states have call predecessors, (89), 1 states have return successors, (89), 1 states have call predecessors, (89), 1 states have call successors, (89) Word has length 549 [2024-11-16 13:14:01,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:14:01,494 INFO L225 Difference]: With dead ends: 4005 [2024-11-16 13:14:01,494 INFO L226 Difference]: Without dead ends: 2007 [2024-11-16 13:14:01,498 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 13:14:01,500 INFO L432 NwaCegarLoop]: 463 mSDtfsCounter, 214 mSDsluCounter, 355 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 214 SdHoareTripleChecker+Valid, 818 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 13:14:01,502 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [214 Valid, 818 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 13:14:01,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2007 states. [2024-11-16 13:14:01,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2007 to 1611. [2024-11-16 13:14:01,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1611 states, 1045 states have (on average 1.4602870813397129) internal successors, (1526), 1050 states have internal predecessors, (1526), 537 states have call successors, (537), 28 states have call predecessors, (537), 28 states have return successors, (537), 532 states have call predecessors, (537), 537 states have call successors, (537) [2024-11-16 13:14:01,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1611 states and 2600 transitions. [2024-11-16 13:14:01,693 INFO L78 Accepts]: Start accepts. Automaton has 1611 states and 2600 transitions. Word has length 549 [2024-11-16 13:14:01,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:14:01,693 INFO L471 AbstractCegarLoop]: Abstraction has 1611 states and 2600 transitions. [2024-11-16 13:14:01,694 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, (89), 1 states have call predecessors, (89), 1 states have return successors, (89), 1 states have call predecessors, (89), 1 states have call successors, (89) [2024-11-16 13:14:01,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1611 states and 2600 transitions. [2024-11-16 13:14:01,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 551 [2024-11-16 13:14:01,696 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:14:01,697 INFO L215 NwaCegarLoop]: trace histogram [89, 89, 89, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:14:01,697 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 13:14:01,697 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:14:01,697 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:14:01,697 INFO L85 PathProgramCache]: Analyzing trace with hash 32435972, now seen corresponding path program 1 times [2024-11-16 13:14:01,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:14:01,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922511304] [2024-11-16 13:14:01,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:14:01,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:14:01,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:14:06,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:14:06,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:14:06,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:14:06,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:14:06,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:14:06,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:14:06,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:14:06,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:14:06,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:14:06,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:14:06,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-16 13:14:06,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 13:14:06,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-16 13:14:06,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 13:14:06,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-16 13:14:06,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 13:14:06,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 13:14:06,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 13:14:06,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 13:14:06,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 13:14:06,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 13:14:06,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 13:14:06,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 13:14:06,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 13:14:06,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-16 13:14:06,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-16 13:14:06,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-16 13:14:06,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-16 13:14:06,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-16 13:14:06,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-16 13:14:06,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 13:14:06,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-16 13:14:06,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 13:14:06,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-16 13:14:06,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-16 13:14:06,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-16 13:14:06,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-16 13:14:06,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-16 13:14:06,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-16 13:14:06,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-16 13:14:06,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-16 13:14:06,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 13:14:06,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-16 13:14:06,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 13:14:06,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 13:14:06,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 13:14:06,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-16 13:14:06,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 13:14:06,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-16 13:14:06,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 13:14:06,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-16 13:14:06,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-16 13:14:06,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-16 13:14:06,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-16 13:14:06,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-16 13:14:06,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-16 13:14:06,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-16 13:14:06,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-16 13:14:06,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-16 13:14:06,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-16 13:14:06,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-16 13:14:06,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-16 13:14:06,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-16 13:14:06,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-16 13:14:06,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-16 13:14:06,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-16 13:14:06,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-16 13:14:06,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-11-16 13:14:06,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-11-16 13:14:06,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-16 13:14:06,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:06,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-16 13:14:06,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:07,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-16 13:14:07,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:07,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-16 13:14:07,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:07,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-11-16 13:14:07,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:07,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-16 13:14:07,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:07,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-11-16 13:14:07,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:07,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-16 13:14:07,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:07,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-11-16 13:14:07,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:07,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-16 13:14:07,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:07,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2024-11-16 13:14:07,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:07,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2024-11-16 13:14:07,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:07,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-11-16 13:14:07,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:07,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-11-16 13:14:07,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:07,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2024-11-16 13:14:07,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:07,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2024-11-16 13:14:07,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:07,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2024-11-16 13:14:07,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:07,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2024-11-16 13:14:07,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:07,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2024-11-16 13:14:07,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:07,284 INFO L134 CoverageAnalysis]: Checked inductivity of 15664 backedges. 345 proven. 177 refuted. 0 times theorem prover too weak. 15142 trivial. 0 not checked. [2024-11-16 13:14:07,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:14:07,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922511304] [2024-11-16 13:14:07,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [922511304] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 13:14:07,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [338081912] [2024-11-16 13:14:07,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:14:07,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 13:14:07,285 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 13:14:07,286 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) [2024-11-16 13:14:07,298 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-16 13:14:07,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:07,551 INFO L255 TraceCheckSpWp]: Trace formula consists of 1206 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-16 13:14:07,562 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 13:14:10,750 INFO L134 CoverageAnalysis]: Checked inductivity of 15664 backedges. 10255 proven. 318 refuted. 0 times theorem prover too weak. 5091 trivial. 0 not checked. [2024-11-16 13:14:10,750 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 13:14:22,746 INFO L134 CoverageAnalysis]: Checked inductivity of 15664 backedges. 219 proven. 45 refuted. 0 times theorem prover too weak. 15400 trivial. 0 not checked. [2024-11-16 13:14:22,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [338081912] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 13:14:22,750 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 13:14:22,751 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 16, 15] total 46 [2024-11-16 13:14:22,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602732175] [2024-11-16 13:14:22,751 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 13:14:22,752 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-11-16 13:14:22,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:14:22,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-11-16 13:14:22,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=228, Invalid=1842, Unknown=0, NotChecked=0, Total=2070 [2024-11-16 13:14:22,758 INFO L87 Difference]: Start difference. First operand 1611 states and 2600 transitions. Second operand has 46 states, 45 states have (on average 7.0) internal successors, (315), 46 states have internal predecessors, (315), 12 states have call successors, (267), 5 states have call predecessors, (267), 10 states have return successors, (267), 11 states have call predecessors, (267), 12 states have call successors, (267)