./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-70.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-70.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 5bc8eacad65ceeb4218fd37d8c2a82533aa57cc0e83e2442712276000d8fd6ae --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 08:27:38,690 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 08:27:38,769 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-14 08:27:38,774 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 08:27:38,776 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 08:27:38,803 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 08:27:38,805 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 08:27:38,806 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 08:27:38,807 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 08:27:38,808 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 08:27:38,808 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 08:27:38,808 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 08:27:38,809 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 08:27:38,811 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 08:27:38,811 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 08:27:38,812 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 08:27:38,812 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 08:27:38,812 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 08:27:38,813 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 08:27:38,813 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 08:27:38,813 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 08:27:38,817 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 08:27:38,817 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 08:27:38,818 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 08:27:38,818 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 08:27:38,818 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 08:27:38,819 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 08:27:38,819 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 08:27:38,819 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 08:27:38,820 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 08:27:38,820 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 08:27:38,820 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 08:27:38,820 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 08:27:38,821 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 08:27:38,821 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 08:27:38,821 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 08:27:38,822 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 08:27:38,822 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 08:27:38,823 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 08:27:38,823 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 08:27:38,824 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 08:27:38,825 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 08:27:38,825 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5bc8eacad65ceeb4218fd37d8c2a82533aa57cc0e83e2442712276000d8fd6ae [2024-10-14 08:27:39,078 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 08:27:39,099 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 08:27:39,102 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 08:27:39,104 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 08:27:39,104 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 08:27:39,105 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-70.i [2024-10-14 08:27:40,487 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 08:27:40,716 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 08:27:40,717 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-70.i [2024-10-14 08:27:40,728 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0231cd0c9/8155e752b551474aba473b179026a696/FLAG182f31424 [2024-10-14 08:27:40,740 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0231cd0c9/8155e752b551474aba473b179026a696 [2024-10-14 08:27:40,742 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 08:27:40,743 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 08:27:40,744 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 08:27:40,744 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 08:27:40,751 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 08:27:40,751 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 08:27:40" (1/1) ... [2024-10-14 08:27:40,752 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15976043 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:27:40, skipping insertion in model container [2024-10-14 08:27:40,752 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 08:27:40" (1/1) ... [2024-10-14 08:27:40,795 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 08:27:40,941 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-70.i[916,929] [2024-10-14 08:27:41,104 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 08:27:41,153 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 08:27:41,176 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-70.i[916,929] [2024-10-14 08:27:41,264 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 08:27:41,290 INFO L204 MainTranslator]: Completed translation [2024-10-14 08:27:41,291 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:27:41 WrapperNode [2024-10-14 08:27:41,291 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 08:27:41,292 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 08:27:41,292 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 08:27:41,293 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 08:27:41,301 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:27:41" (1/1) ... [2024-10-14 08:27:41,322 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:27:41" (1/1) ... [2024-10-14 08:27:41,370 INFO L138 Inliner]: procedures = 26, calls = 104, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 575 [2024-10-14 08:27:41,371 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 08:27:41,372 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 08:27:41,372 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 08:27:41,372 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 08:27:41,383 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:27:41" (1/1) ... [2024-10-14 08:27:41,383 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:27:41" (1/1) ... [2024-10-14 08:27:41,399 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:27:41" (1/1) ... [2024-10-14 08:27:41,425 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-14 08:27:41,425 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:27:41" (1/1) ... [2024-10-14 08:27:41,425 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:27:41" (1/1) ... [2024-10-14 08:27:41,453 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:27:41" (1/1) ... [2024-10-14 08:27:41,462 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:27:41" (1/1) ... [2024-10-14 08:27:41,471 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:27:41" (1/1) ... [2024-10-14 08:27:41,479 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:27:41" (1/1) ... [2024-10-14 08:27:41,498 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 08:27:41,500 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 08:27:41,500 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 08:27:41,500 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 08:27:41,501 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:27:41" (1/1) ... [2024-10-14 08:27:41,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 08:27:41,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 08:27:41,533 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-14 08:27:41,537 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-14 08:27:41,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 08:27:41,582 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 08:27:41,583 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 08:27:41,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 08:27:41,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 08:27:41,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 08:27:41,697 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 08:27:41,699 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 08:27:42,517 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-10-14 08:27:42,517 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 08:27:42,614 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 08:27:42,614 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 08:27:42,615 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 08:27:42 BoogieIcfgContainer [2024-10-14 08:27:42,615 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 08:27:42,617 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 08:27:42,618 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 08:27:42,621 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 08:27:42,621 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 08:27:40" (1/3) ... [2024-10-14 08:27:42,622 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e1af532 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 08:27:42, skipping insertion in model container [2024-10-14 08:27:42,622 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:27:41" (2/3) ... [2024-10-14 08:27:42,623 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e1af532 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 08:27:42, skipping insertion in model container [2024-10-14 08:27:42,623 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 08:27:42" (3/3) ... [2024-10-14 08:27:42,624 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-70.i [2024-10-14 08:27:42,643 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 08:27:42,643 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 08:27:42,730 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 08:27:42,738 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;@37870ba8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 08:27:42,739 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 08:27:42,744 INFO L276 IsEmpty]: Start isEmpty. Operand has 233 states, 139 states have (on average 1.5035971223021583) internal successors, (209), 140 states have internal predecessors, (209), 91 states have call successors, (91), 1 states have call predecessors, (91), 1 states have return successors, (91), 91 states have call predecessors, (91), 91 states have call successors, (91) [2024-10-14 08:27:42,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 551 [2024-10-14 08:27:42,782 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:27:42,784 INFO L215 NwaCegarLoop]: trace histogram [91, 91, 91, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:27:42,784 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:27:42,789 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:27:42,790 INFO L85 PathProgramCache]: Analyzing trace with hash -1068137681, now seen corresponding path program 1 times [2024-10-14 08:27:42,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:27:42,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897759791] [2024-10-14 08:27:42,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:27:42,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:27:42,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:27:43,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:27:43,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:27:43,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 08:27:43,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 08:27:43,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 08:27:43,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 08:27:43,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 08:27:43,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 08:27:43,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 08:27:43,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 08:27:43,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 08:27:43,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 08:27:43,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 08:27:43,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 08:27:43,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 08:27:43,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 08:27:43,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 08:27:43,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 08:27:43,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 08:27:43,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 08:27:43,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 08:27:43,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 08:27:43,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 08:27:43,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 08:27:43,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-14 08:27:43,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 08:27:43,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-14 08:27:43,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 08:27:43,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-14 08:27:43,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-14 08:27:43,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-14 08:27:43,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-14 08:27:43,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 08:27:43,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-14 08:27:43,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 08:27:43,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 08:27:43,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 08:27:43,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-14 08:27:43,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 08:27:43,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-14 08:27:43,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-14 08:27:43,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 08:27:43,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-14 08:27:43,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 08:27:43,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-14 08:27:43,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 08:27:43,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-14 08:27:43,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 08:27:43,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-14 08:27:43,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 08:27:43,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-14 08:27:43,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-14 08:27:43,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-14 08:27:43,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-14 08:27:43,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-14 08:27:43,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-14 08:27:43,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 08:27:43,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 08:27:43,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 08:27:43,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 08:27:43,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 08:27:43,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 08:27:43,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 08:27:43,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-14 08:27:43,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-14 08:27:43,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-14 08:27:43,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 08:27:43,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-14 08:27:43,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-14 08:27:43,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-14 08:27:43,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-14 08:27:43,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-14 08:27:43,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-14 08:27:43,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-14 08:27:43,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-14 08:27:43,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-14 08:27:43,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2024-10-14 08:27:43,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-10-14 08:27:43,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-10-14 08:27:43,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2024-10-14 08:27:43,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2024-10-14 08:27:43,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2024-10-14 08:27:43,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2024-10-14 08:27:43,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2024-10-14 08:27:43,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2024-10-14 08:27:43,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2024-10-14 08:27:43,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2024-10-14 08:27:43,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2024-10-14 08:27:43,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2024-10-14 08:27:43,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2024-10-14 08:27:43,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:43,903 INFO L134 CoverageAnalysis]: Checked inductivity of 16380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16380 trivial. 0 not checked. [2024-10-14 08:27:43,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:27:43,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897759791] [2024-10-14 08:27:43,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897759791] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:27:43,905 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:27:43,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 08:27:43,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [877273010] [2024-10-14 08:27:43,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:27:43,913 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 08:27:43,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:27:43,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 08:27:43,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 08:27:43,946 INFO L87 Difference]: Start difference. First operand has 233 states, 139 states have (on average 1.5035971223021583) internal successors, (209), 140 states have internal predecessors, (209), 91 states have call successors, (91), 1 states have call predecessors, (91), 1 states have return successors, (91), 91 states have call predecessors, (91), 91 states have call successors, (91) Second operand has 2 states, 2 states have (on average 49.0) internal successors, (98), 2 states have internal predecessors, (98), 2 states have call successors, (91), 1 states have call predecessors, (91), 1 states have return successors, (91), 1 states have call predecessors, (91), 2 states have call successors, (91) [2024-10-14 08:27:44,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:27:44,040 INFO L93 Difference]: Finished difference Result 463 states and 871 transitions. [2024-10-14 08:27:44,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 08:27:44,043 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 49.0) internal successors, (98), 2 states have internal predecessors, (98), 2 states have call successors, (91), 1 states have call predecessors, (91), 1 states have return successors, (91), 1 states have call predecessors, (91), 2 states have call successors, (91) Word has length 550 [2024-10-14 08:27:44,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:27:44,056 INFO L225 Difference]: With dead ends: 463 [2024-10-14 08:27:44,057 INFO L226 Difference]: Without dead ends: 231 [2024-10-14 08:27:44,064 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 275 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 08:27:44,072 INFO L432 NwaCegarLoop]: 381 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 08:27:44,073 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 381 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 08:27:44,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2024-10-14 08:27:44,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 231. [2024-10-14 08:27:44,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 231 states, 138 states have (on average 1.463768115942029) internal successors, (202), 138 states have internal predecessors, (202), 91 states have call successors, (91), 1 states have call predecessors, (91), 1 states have return successors, (91), 91 states have call predecessors, (91), 91 states have call successors, (91) [2024-10-14 08:27:44,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 384 transitions. [2024-10-14 08:27:44,174 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 384 transitions. Word has length 550 [2024-10-14 08:27:44,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:27:44,175 INFO L471 AbstractCegarLoop]: Abstraction has 231 states and 384 transitions. [2024-10-14 08:27:44,175 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 49.0) internal successors, (98), 2 states have internal predecessors, (98), 2 states have call successors, (91), 1 states have call predecessors, (91), 1 states have return successors, (91), 1 states have call predecessors, (91), 2 states have call successors, (91) [2024-10-14 08:27:44,177 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 384 transitions. [2024-10-14 08:27:44,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 551 [2024-10-14 08:27:44,195 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:27:44,196 INFO L215 NwaCegarLoop]: trace histogram [91, 91, 91, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:27:44,196 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 08:27:44,197 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:27:44,197 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:27:44,198 INFO L85 PathProgramCache]: Analyzing trace with hash 1653043743, now seen corresponding path program 1 times [2024-10-14 08:27:44,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:27:44,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358798278] [2024-10-14 08:27:44,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:27:44,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:27:44,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:44,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:27:44,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:44,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:27:44,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:44,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:27:44,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:44,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 08:27:44,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:44,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 08:27:44,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:44,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 08:27:44,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:44,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 08:27:44,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:44,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 08:27:44,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:44,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 08:27:44,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:44,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 08:27:44,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:44,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 08:27:44,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:44,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 08:27:44,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:44,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 08:27:44,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:44,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 08:27:44,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:44,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 08:27:44,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:44,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 08:27:44,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:44,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 08:27:44,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:44,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 08:27:44,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:44,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 08:27:44,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:44,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 08:27:44,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:44,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 08:27:44,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:44,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 08:27:44,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:44,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 08:27:44,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:44,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 08:27:44,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:44,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 08:27:44,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-14 08:27:45,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 08:27:45,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-14 08:27:45,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 08:27:45,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-14 08:27:45,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-14 08:27:45,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-14 08:27:45,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-14 08:27:45,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 08:27:45,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-14 08:27:45,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 08:27:45,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 08:27:45,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 08:27:45,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-14 08:27:45,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 08:27:45,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-14 08:27:45,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-14 08:27:45,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 08:27:45,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-14 08:27:45,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 08:27:45,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-14 08:27:45,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 08:27:45,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-14 08:27:45,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 08:27:45,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-14 08:27:45,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 08:27:45,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-14 08:27:45,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-14 08:27:45,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-14 08:27:45,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-14 08:27:45,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-14 08:27:45,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-14 08:27:45,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 08:27:45,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 08:27:45,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 08:27:45,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 08:27:45,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 08:27:45,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 08:27:45,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 08:27:45,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-14 08:27:45,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-14 08:27:45,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-14 08:27:45,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 08:27:45,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-14 08:27:45,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-14 08:27:45,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-14 08:27:45,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-14 08:27:45,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-14 08:27:45,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-14 08:27:45,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-14 08:27:45,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-14 08:27:45,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-14 08:27:45,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2024-10-14 08:27:45,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-10-14 08:27:45,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-10-14 08:27:45,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2024-10-14 08:27:45,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2024-10-14 08:27:45,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2024-10-14 08:27:45,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2024-10-14 08:27:45,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2024-10-14 08:27:45,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2024-10-14 08:27:45,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2024-10-14 08:27:45,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2024-10-14 08:27:45,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2024-10-14 08:27:45,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2024-10-14 08:27:45,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2024-10-14 08:27:45,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:45,358 INFO L134 CoverageAnalysis]: Checked inductivity of 16380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16380 trivial. 0 not checked. [2024-10-14 08:27:45,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:27:45,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1358798278] [2024-10-14 08:27:45,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1358798278] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:27:45,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:27:45,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 08:27:45,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635796119] [2024-10-14 08:27:45,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:27:45,362 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 08:27:45,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:27:45,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 08:27:45,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:27:45,363 INFO L87 Difference]: Start difference. First operand 231 states and 384 transitions. Second operand has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (91), 1 states have call predecessors, (91), 1 states have return successors, (91), 1 states have call predecessors, (91), 1 states have call successors, (91) [2024-10-14 08:27:45,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:27:45,450 INFO L93 Difference]: Finished difference Result 691 states and 1150 transitions. [2024-10-14 08:27:45,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 08:27:45,451 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (91), 1 states have call predecessors, (91), 1 states have return successors, (91), 1 states have call predecessors, (91), 1 states have call successors, (91) Word has length 550 [2024-10-14 08:27:45,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:27:45,460 INFO L225 Difference]: With dead ends: 691 [2024-10-14 08:27:45,460 INFO L226 Difference]: Without dead ends: 461 [2024-10-14 08:27:45,462 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:27:45,463 INFO L432 NwaCegarLoop]: 379 mSDtfsCounter, 215 mSDsluCounter, 374 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 753 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 08:27:45,463 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [215 Valid, 753 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 08:27:45,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461 states. [2024-10-14 08:27:45,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 461 to 451. [2024-10-14 08:27:45,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 451 states, 266 states have (on average 1.4511278195488722) internal successors, (386), 266 states have internal predecessors, (386), 182 states have call successors, (182), 2 states have call predecessors, (182), 2 states have return successors, (182), 182 states have call predecessors, (182), 182 states have call successors, (182) [2024-10-14 08:27:45,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 451 states and 750 transitions. [2024-10-14 08:27:45,539 INFO L78 Accepts]: Start accepts. Automaton has 451 states and 750 transitions. Word has length 550 [2024-10-14 08:27:45,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:27:45,541 INFO L471 AbstractCegarLoop]: Abstraction has 451 states and 750 transitions. [2024-10-14 08:27:45,542 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (91), 1 states have call predecessors, (91), 1 states have return successors, (91), 1 states have call predecessors, (91), 1 states have call successors, (91) [2024-10-14 08:27:45,542 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 750 transitions. [2024-10-14 08:27:45,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 551 [2024-10-14 08:27:45,551 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:27:45,551 INFO L215 NwaCegarLoop]: trace histogram [91, 91, 91, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:27:45,551 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 08:27:45,552 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:27:45,552 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:27:45,552 INFO L85 PathProgramCache]: Analyzing trace with hash 1871898461, now seen corresponding path program 1 times [2024-10-14 08:27:45,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:27:45,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679288618] [2024-10-14 08:27:45,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:27:45,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:27:45,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:27:46,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:27:46,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:27:46,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 08:27:46,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 08:27:46,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 08:27:46,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 08:27:46,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 08:27:46,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 08:27:46,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 08:27:46,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 08:27:46,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 08:27:46,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 08:27:46,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 08:27:46,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 08:27:46,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 08:27:46,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 08:27:46,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 08:27:46,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 08:27:46,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 08:27:46,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 08:27:46,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 08:27:46,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 08:27:46,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 08:27:46,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 08:27:46,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-14 08:27:46,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 08:27:46,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-14 08:27:46,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 08:27:46,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-14 08:27:46,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-14 08:27:46,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-14 08:27:46,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-14 08:27:46,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 08:27:46,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-14 08:27:46,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 08:27:46,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 08:27:46,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 08:27:46,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-14 08:27:46,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 08:27:46,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-14 08:27:46,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-14 08:27:46,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 08:27:46,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-14 08:27:46,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 08:27:46,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-14 08:27:46,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 08:27:46,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-14 08:27:46,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 08:27:46,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-14 08:27:46,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 08:27:46,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-14 08:27:46,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-14 08:27:46,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-14 08:27:46,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-14 08:27:46,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-14 08:27:46,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-14 08:27:46,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 08:27:46,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:46,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 08:27:46,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 08:27:47,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 08:27:47,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 08:27:47,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 08:27:47,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 08:27:47,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-14 08:27:47,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-14 08:27:47,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-14 08:27:47,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 08:27:47,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-14 08:27:47,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-14 08:27:47,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-14 08:27:47,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-14 08:27:47,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-14 08:27:47,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-14 08:27:47,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-14 08:27:47,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-14 08:27:47,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-14 08:27:47,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2024-10-14 08:27:47,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-10-14 08:27:47,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-10-14 08:27:47,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2024-10-14 08:27:47,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2024-10-14 08:27:47,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2024-10-14 08:27:47,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2024-10-14 08:27:47,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2024-10-14 08:27:47,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2024-10-14 08:27:47,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2024-10-14 08:27:47,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2024-10-14 08:27:47,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2024-10-14 08:27:47,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2024-10-14 08:27:47,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2024-10-14 08:27:47,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:47,201 INFO L134 CoverageAnalysis]: Checked inductivity of 16380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16380 trivial. 0 not checked. [2024-10-14 08:27:47,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:27:47,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679288618] [2024-10-14 08:27:47,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [679288618] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:27:47,203 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:27:47,203 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 08:27:47,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541230930] [2024-10-14 08:27:47,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:27:47,204 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 08:27:47,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:27:47,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 08:27:47,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-14 08:27:47,206 INFO L87 Difference]: Start difference. First operand 451 states and 750 transitions. Second operand has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 1 states have call successors, (91), 1 states have call predecessors, (91), 1 states have return successors, (91), 1 states have call predecessors, (91), 1 states have call successors, (91) [2024-10-14 08:27:47,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:27:47,738 INFO L93 Difference]: Finished difference Result 1573 states and 2619 transitions. [2024-10-14 08:27:47,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 08:27:47,740 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 1 states have call successors, (91), 1 states have call predecessors, (91), 1 states have return successors, (91), 1 states have call predecessors, (91), 1 states have call successors, (91) Word has length 550 [2024-10-14 08:27:47,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:27:47,753 INFO L225 Difference]: With dead ends: 1573 [2024-10-14 08:27:47,754 INFO L226 Difference]: Without dead ends: 1123 [2024-10-14 08:27:47,756 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-14 08:27:47,757 INFO L432 NwaCegarLoop]: 516 mSDtfsCounter, 451 mSDsluCounter, 548 mSDsCounter, 0 mSdLazyCounter, 238 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 451 SdHoareTripleChecker+Valid, 1064 SdHoareTripleChecker+Invalid, 240 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-14 08:27:47,760 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [451 Valid, 1064 Invalid, 240 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 238 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-14 08:27:47,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1123 states. [2024-10-14 08:27:47,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1123 to 1113. [2024-10-14 08:27:47,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1113 states, 700 states have (on average 1.4857142857142858) internal successors, (1040), 702 states have internal predecessors, (1040), 406 states have call successors, (406), 6 states have call predecessors, (406), 6 states have return successors, (406), 404 states have call predecessors, (406), 406 states have call successors, (406) [2024-10-14 08:27:47,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 1113 states and 1852 transitions. [2024-10-14 08:27:47,959 INFO L78 Accepts]: Start accepts. Automaton has 1113 states and 1852 transitions. Word has length 550 [2024-10-14 08:27:47,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:27:47,961 INFO L471 AbstractCegarLoop]: Abstraction has 1113 states and 1852 transitions. [2024-10-14 08:27:47,961 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 1 states have call successors, (91), 1 states have call predecessors, (91), 1 states have return successors, (91), 1 states have call predecessors, (91), 1 states have call successors, (91) [2024-10-14 08:27:47,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 1852 transitions. [2024-10-14 08:27:47,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 551 [2024-10-14 08:27:47,971 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:27:47,971 INFO L215 NwaCegarLoop]: trace histogram [91, 91, 91, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:27:47,972 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-14 08:27:47,972 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:27:47,972 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:27:47,972 INFO L85 PathProgramCache]: Analyzing trace with hash 2120044955, now seen corresponding path program 1 times [2024-10-14 08:27:47,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:27:47,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031553990] [2024-10-14 08:27:47,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:27:47,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:27:48,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:27:48,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:27:48,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:27:48,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 08:27:48,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 08:27:48,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 08:27:48,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 08:27:48,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 08:27:48,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 08:27:48,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 08:27:48,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 08:27:48,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 08:27:48,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 08:27:48,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 08:27:48,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 08:27:48,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 08:27:48,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 08:27:48,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 08:27:48,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 08:27:48,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 08:27:48,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 08:27:48,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 08:27:48,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 08:27:48,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 08:27:48,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 08:27:48,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-14 08:27:48,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 08:27:48,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-14 08:27:48,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 08:27:48,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-14 08:27:48,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-14 08:27:48,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-14 08:27:48,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-14 08:27:48,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 08:27:48,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-14 08:27:48,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 08:27:48,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 08:27:48,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 08:27:48,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-14 08:27:48,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 08:27:48,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-14 08:27:48,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-14 08:27:48,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 08:27:48,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-14 08:27:48,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 08:27:48,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-14 08:27:48,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 08:27:48,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-14 08:27:48,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 08:27:48,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-14 08:27:48,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 08:27:48,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-14 08:27:48,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-14 08:27:48,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-14 08:27:48,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-14 08:27:48,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-14 08:27:48,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-14 08:27:48,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 08:27:48,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:48,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 08:27:49,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 08:27:49,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 08:27:49,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 08:27:49,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 08:27:49,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 08:27:49,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-14 08:27:49,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-14 08:27:49,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-14 08:27:49,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 08:27:49,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-14 08:27:49,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-14 08:27:49,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-14 08:27:49,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-14 08:27:49,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-14 08:27:49,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-14 08:27:49,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-14 08:27:49,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-14 08:27:49,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-14 08:27:49,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2024-10-14 08:27:49,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-10-14 08:27:49,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-10-14 08:27:49,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2024-10-14 08:27:49,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2024-10-14 08:27:49,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2024-10-14 08:27:49,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2024-10-14 08:27:49,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2024-10-14 08:27:49,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2024-10-14 08:27:49,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2024-10-14 08:27:49,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2024-10-14 08:27:49,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2024-10-14 08:27:49,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2024-10-14 08:27:49,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2024-10-14 08:27:49,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:49,253 INFO L134 CoverageAnalysis]: Checked inductivity of 16380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16380 trivial. 0 not checked. [2024-10-14 08:27:49,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:27:49,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031553990] [2024-10-14 08:27:49,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031553990] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:27:49,254 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:27:49,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 08:27:49,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596858550] [2024-10-14 08:27:49,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:27:49,256 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 08:27:49,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:27:49,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 08:27:49,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:27:49,258 INFO L87 Difference]: Start difference. First operand 1113 states and 1852 transitions. Second operand has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (91), 1 states have call predecessors, (91), 1 states have return successors, (91), 1 states have call predecessors, (91), 1 states have call successors, (91) [2024-10-14 08:27:49,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:27:49,406 INFO L93 Difference]: Finished difference Result 2225 states and 3700 transitions. [2024-10-14 08:27:49,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 08:27:49,407 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (91), 1 states have call predecessors, (91), 1 states have return successors, (91), 1 states have call predecessors, (91), 1 states have call successors, (91) Word has length 550 [2024-10-14 08:27:49,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:27:49,418 INFO L225 Difference]: With dead ends: 2225 [2024-10-14 08:27:49,418 INFO L226 Difference]: Without dead ends: 1113 [2024-10-14 08:27:49,423 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:27:49,424 INFO L432 NwaCegarLoop]: 470 mSDtfsCounter, 223 mSDsluCounter, 370 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 223 SdHoareTripleChecker+Valid, 840 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 08:27:49,424 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [223 Valid, 840 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 08:27:49,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1113 states. [2024-10-14 08:27:49,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1113 to 1109. [2024-10-14 08:27:49,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1109 states, 696 states have (on average 1.4798850574712643) internal successors, (1030), 698 states have internal predecessors, (1030), 406 states have call successors, (406), 6 states have call predecessors, (406), 6 states have return successors, (406), 404 states have call predecessors, (406), 406 states have call successors, (406) [2024-10-14 08:27:49,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 1109 states and 1842 transitions. [2024-10-14 08:27:49,608 INFO L78 Accepts]: Start accepts. Automaton has 1109 states and 1842 transitions. Word has length 550 [2024-10-14 08:27:49,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:27:49,609 INFO L471 AbstractCegarLoop]: Abstraction has 1109 states and 1842 transitions. [2024-10-14 08:27:49,609 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (91), 1 states have call predecessors, (91), 1 states have return successors, (91), 1 states have call predecessors, (91), 1 states have call successors, (91) [2024-10-14 08:27:49,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 1842 transitions. [2024-10-14 08:27:49,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2024-10-14 08:27:49,618 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:27:49,618 INFO L215 NwaCegarLoop]: trace histogram [91, 91, 91, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:27:49,618 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-14 08:27:49,619 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:27:49,619 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:27:49,619 INFO L85 PathProgramCache]: Analyzing trace with hash 413395053, now seen corresponding path program 1 times [2024-10-14 08:27:49,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:27:49,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510610915] [2024-10-14 08:27:49,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:27:49,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:27:49,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:27:50,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:27:50,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:27:50,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 08:27:50,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 08:27:50,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 08:27:50,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 08:27:50,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 08:27:50,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 08:27:50,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 08:27:50,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 08:27:50,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 08:27:50,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 08:27:50,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 08:27:50,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 08:27:50,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 08:27:50,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 08:27:50,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 08:27:50,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 08:27:50,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 08:27:50,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 08:27:50,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 08:27:50,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 08:27:50,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 08:27:50,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 08:27:50,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-14 08:27:50,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 08:27:50,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-14 08:27:50,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 08:27:50,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-14 08:27:50,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-14 08:27:50,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-14 08:27:50,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-14 08:27:50,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 08:27:50,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-14 08:27:50,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 08:27:50,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 08:27:50,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 08:27:50,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-14 08:27:50,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 08:27:50,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-14 08:27:50,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-14 08:27:50,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 08:27:50,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-14 08:27:50,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 08:27:50,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-14 08:27:50,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 08:27:50,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-14 08:27:50,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 08:27:50,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-14 08:27:50,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 08:27:50,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-14 08:27:50,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-14 08:27:50,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-14 08:27:50,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-14 08:27:50,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-14 08:27:50,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-14 08:27:50,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 08:27:50,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 08:27:50,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 08:27:50,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 08:27:50,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 08:27:50,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 08:27:50,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 08:27:50,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-14 08:27:50,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-14 08:27:50,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-14 08:27:50,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 08:27:50,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-14 08:27:50,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-14 08:27:50,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-14 08:27:50,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-14 08:27:50,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-14 08:27:50,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-14 08:27:50,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-14 08:27:50,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-14 08:27:50,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-14 08:27:50,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2024-10-14 08:27:50,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-10-14 08:27:50,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-10-14 08:27:50,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2024-10-14 08:27:50,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2024-10-14 08:27:50,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2024-10-14 08:27:50,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2024-10-14 08:27:50,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2024-10-14 08:27:50,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2024-10-14 08:27:50,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2024-10-14 08:27:50,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2024-10-14 08:27:50,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2024-10-14 08:27:50,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2024-10-14 08:27:50,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2024-10-14 08:27:50,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:50,562 INFO L134 CoverageAnalysis]: Checked inductivity of 16380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16380 trivial. 0 not checked. [2024-10-14 08:27:50,562 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:27:50,562 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510610915] [2024-10-14 08:27:50,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [510610915] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:27:50,564 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:27:50,564 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 08:27:50,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979412322] [2024-10-14 08:27:50,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:27:50,565 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 08:27:50,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:27:50,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 08:27:50,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-14 08:27:50,566 INFO L87 Difference]: Start difference. First operand 1109 states and 1842 transitions. Second operand has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 1 states have call successors, (91), 1 states have call predecessors, (91), 1 states have return successors, (91), 1 states have call predecessors, (91), 1 states have call successors, (91) [2024-10-14 08:27:50,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:27:50,727 INFO L93 Difference]: Finished difference Result 2443 states and 3985 transitions. [2024-10-14 08:27:50,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 08:27:50,728 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 1 states have call successors, (91), 1 states have call predecessors, (91), 1 states have return successors, (91), 1 states have call predecessors, (91), 1 states have call successors, (91) Word has length 551 [2024-10-14 08:27:50,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:27:50,738 INFO L225 Difference]: With dead ends: 2443 [2024-10-14 08:27:50,739 INFO L226 Difference]: Without dead ends: 1335 [2024-10-14 08:27:50,743 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-14 08:27:50,746 INFO L432 NwaCegarLoop]: 391 mSDtfsCounter, 50 mSDsluCounter, 394 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 785 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 08:27:50,747 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 785 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 08:27:50,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1335 states. [2024-10-14 08:27:50,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1335 to 1241. [2024-10-14 08:27:50,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1241 states, 804 states have (on average 1.4676616915422886) internal successors, (1180), 812 states have internal predecessors, (1180), 424 states have call successors, (424), 12 states have call predecessors, (424), 12 states have return successors, (424), 416 states have call predecessors, (424), 424 states have call successors, (424) [2024-10-14 08:27:50,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 1241 states and 2028 transitions. [2024-10-14 08:27:50,986 INFO L78 Accepts]: Start accepts. Automaton has 1241 states and 2028 transitions. Word has length 551 [2024-10-14 08:27:50,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:27:50,987 INFO L471 AbstractCegarLoop]: Abstraction has 1241 states and 2028 transitions. [2024-10-14 08:27:50,987 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 1 states have call successors, (91), 1 states have call predecessors, (91), 1 states have return successors, (91), 1 states have call predecessors, (91), 1 states have call successors, (91) [2024-10-14 08:27:50,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 2028 transitions. [2024-10-14 08:27:50,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2024-10-14 08:27:50,995 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:27:50,996 INFO L215 NwaCegarLoop]: trace histogram [91, 91, 91, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:27:50,996 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-14 08:27:50,996 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:27:50,996 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:27:50,997 INFO L85 PathProgramCache]: Analyzing trace with hash 413335471, now seen corresponding path program 1 times [2024-10-14 08:27:50,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:27:50,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048760296] [2024-10-14 08:27:50,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:27:50,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:27:51,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:27:52,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:27:52,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:27:52,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 08:27:52,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 08:27:52,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 08:27:52,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 08:27:52,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 08:27:52,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 08:27:52,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 08:27:52,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 08:27:52,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 08:27:52,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 08:27:52,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 08:27:52,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 08:27:52,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 08:27:52,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 08:27:52,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 08:27:52,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 08:27:52,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 08:27:52,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 08:27:52,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 08:27:52,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 08:27:52,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 08:27:52,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 08:27:52,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-14 08:27:52,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 08:27:52,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-14 08:27:52,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 08:27:52,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-14 08:27:52,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-14 08:27:52,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-14 08:27:52,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-14 08:27:52,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 08:27:52,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-14 08:27:52,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 08:27:52,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 08:27:52,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 08:27:52,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-14 08:27:52,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 08:27:52,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-14 08:27:52,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-14 08:27:52,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 08:27:52,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-14 08:27:52,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 08:27:52,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-14 08:27:52,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 08:27:52,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-14 08:27:52,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 08:27:52,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-14 08:27:52,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 08:27:52,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-14 08:27:52,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-14 08:27:52,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-14 08:27:52,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-14 08:27:52,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-14 08:27:52,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-14 08:27:52,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 08:27:52,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 08:27:52,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 08:27:52,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 08:27:52,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 08:27:52,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 08:27:52,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 08:27:52,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-14 08:27:52,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-14 08:27:52,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-14 08:27:52,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 08:27:52,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-14 08:27:52,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-14 08:27:52,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-14 08:27:52,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-14 08:27:52,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-14 08:27:52,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-14 08:27:52,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-14 08:27:52,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-14 08:27:52,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-14 08:27:52,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2024-10-14 08:27:52,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-10-14 08:27:52,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-10-14 08:27:52,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2024-10-14 08:27:52,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2024-10-14 08:27:52,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2024-10-14 08:27:52,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2024-10-14 08:27:52,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2024-10-14 08:27:52,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2024-10-14 08:27:52,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2024-10-14 08:27:52,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2024-10-14 08:27:52,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2024-10-14 08:27:52,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2024-10-14 08:27:52,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2024-10-14 08:27:52,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,478 INFO L134 CoverageAnalysis]: Checked inductivity of 16380 backedges. 201 proven. 69 refuted. 0 times theorem prover too weak. 16110 trivial. 0 not checked. [2024-10-14 08:27:52,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:27:52,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048760296] [2024-10-14 08:27:52,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2048760296] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 08:27:52,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1919232806] [2024-10-14 08:27:52,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:27:52,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 08:27:52,480 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 08:27:52,482 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 08:27:52,483 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-14 08:27:52,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:27:52,817 INFO L255 TraceCheckSpWp]: Trace formula consists of 1210 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-10-14 08:27:52,851 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 08:27:53,563 INFO L134 CoverageAnalysis]: Checked inductivity of 16380 backedges. 6388 proven. 69 refuted. 0 times theorem prover too weak. 9923 trivial. 0 not checked. [2024-10-14 08:27:53,563 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 08:27:54,413 INFO L134 CoverageAnalysis]: Checked inductivity of 16380 backedges. 201 proven. 69 refuted. 0 times theorem prover too weak. 16110 trivial. 0 not checked. [2024-10-14 08:27:54,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1919232806] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 08:27:54,414 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 08:27:54,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 26 [2024-10-14 08:27:54,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830913175] [2024-10-14 08:27:54,414 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 08:27:54,416 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-10-14 08:27:54,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:27:54,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-10-14 08:27:54,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=136, Invalid=514, Unknown=0, NotChecked=0, Total=650 [2024-10-14 08:27:54,418 INFO L87 Difference]: Start difference. First operand 1241 states and 2028 transitions. Second operand has 26 states, 26 states have (on average 6.846153846153846) internal successors, (178), 26 states have internal predecessors, (178), 3 states have call successors, (137), 2 states have call predecessors, (137), 4 states have return successors, (138), 3 states have call predecessors, (138), 3 states have call successors, (138) [2024-10-14 08:28:02,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:28:02,582 INFO L93 Difference]: Finished difference Result 4465 states and 7066 transitions. [2024-10-14 08:28:02,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-10-14 08:28:02,583 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 6.846153846153846) internal successors, (178), 26 states have internal predecessors, (178), 3 states have call successors, (137), 2 states have call predecessors, (137), 4 states have return successors, (138), 3 states have call predecessors, (138), 3 states have call successors, (138) Word has length 551 [2024-10-14 08:28:02,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:28:02,611 INFO L225 Difference]: With dead ends: 4465 [2024-10-14 08:28:02,612 INFO L226 Difference]: Without dead ends: 3971 [2024-10-14 08:28:02,618 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1353 GetRequests, 1277 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1560 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=1357, Invalid=4649, Unknown=0, NotChecked=0, Total=6006 [2024-10-14 08:28:02,619 INFO L432 NwaCegarLoop]: 407 mSDtfsCounter, 3570 mSDsluCounter, 3250 mSDsCounter, 0 mSdLazyCounter, 4916 mSolverCounterSat, 3384 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3657 SdHoareTripleChecker+Valid, 3657 SdHoareTripleChecker+Invalid, 8300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3384 IncrementalHoareTripleChecker+Valid, 4916 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2024-10-14 08:28:02,619 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3657 Valid, 3657 Invalid, 8300 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3384 Valid, 4916 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2024-10-14 08:28:02,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3971 states. [2024-10-14 08:28:03,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3971 to 2766. [2024-10-14 08:28:03,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2766 states, 1752 states have (on average 1.4189497716894977) internal successors, (2486), 1785 states have internal predecessors, (2486), 968 states have call successors, (968), 45 states have call predecessors, (968), 45 states have return successors, (968), 935 states have call predecessors, (968), 968 states have call successors, (968) [2024-10-14 08:28:03,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2766 states to 2766 states and 4422 transitions. [2024-10-14 08:28:03,161 INFO L78 Accepts]: Start accepts. Automaton has 2766 states and 4422 transitions. Word has length 551 [2024-10-14 08:28:03,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:28:03,163 INFO L471 AbstractCegarLoop]: Abstraction has 2766 states and 4422 transitions. [2024-10-14 08:28:03,163 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 6.846153846153846) internal successors, (178), 26 states have internal predecessors, (178), 3 states have call successors, (137), 2 states have call predecessors, (137), 4 states have return successors, (138), 3 states have call predecessors, (138), 3 states have call successors, (138) [2024-10-14 08:28:03,163 INFO L276 IsEmpty]: Start isEmpty. Operand 2766 states and 4422 transitions. [2024-10-14 08:28:03,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2024-10-14 08:28:03,168 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:28:03,168 INFO L215 NwaCegarLoop]: trace histogram [91, 91, 91, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:28:03,189 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-14 08:28:03,372 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-10-14 08:28:03,373 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:28:03,373 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:28:03,373 INFO L85 PathProgramCache]: Analyzing trace with hash -173470543, now seen corresponding path program 1 times [2024-10-14 08:28:03,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:28:03,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346536797] [2024-10-14 08:28:03,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:28:03,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:28:03,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:28:04,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:28:04,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:28:04,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 08:28:04,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 08:28:04,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 08:28:04,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 08:28:04,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 08:28:04,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 08:28:04,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 08:28:04,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 08:28:04,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 08:28:04,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 08:28:04,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 08:28:04,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 08:28:04,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 08:28:04,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 08:28:04,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 08:28:04,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 08:28:04,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 08:28:04,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 08:28:04,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 08:28:04,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 08:28:04,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 08:28:04,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 08:28:04,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-14 08:28:04,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 08:28:04,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-14 08:28:04,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 08:28:04,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-14 08:28:04,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-14 08:28:04,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-14 08:28:04,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-14 08:28:04,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 08:28:04,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-14 08:28:04,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 08:28:04,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 08:28:04,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 08:28:04,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-14 08:28:04,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 08:28:04,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-14 08:28:04,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-14 08:28:04,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 08:28:04,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-14 08:28:04,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 08:28:04,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-14 08:28:04,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 08:28:04,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-14 08:28:04,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 08:28:04,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-14 08:28:04,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 08:28:04,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-14 08:28:04,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-14 08:28:04,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-14 08:28:04,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-14 08:28:04,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-14 08:28:04,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-14 08:28:04,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 08:28:04,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 08:28:04,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 08:28:04,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 08:28:04,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 08:28:04,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 08:28:04,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 08:28:04,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-14 08:28:04,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-14 08:28:04,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-14 08:28:04,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 08:28:04,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-14 08:28:04,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-14 08:28:04,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-14 08:28:04,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-14 08:28:04,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-14 08:28:04,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-14 08:28:04,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-14 08:28:04,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-14 08:28:04,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-14 08:28:04,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2024-10-14 08:28:04,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-10-14 08:28:04,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-10-14 08:28:04,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2024-10-14 08:28:04,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2024-10-14 08:28:04,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2024-10-14 08:28:04,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2024-10-14 08:28:04,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2024-10-14 08:28:04,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2024-10-14 08:28:04,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2024-10-14 08:28:04,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2024-10-14 08:28:04,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2024-10-14 08:28:04,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2024-10-14 08:28:04,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2024-10-14 08:28:04,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,658 INFO L134 CoverageAnalysis]: Checked inductivity of 16380 backedges. 258 proven. 12 refuted. 0 times theorem prover too weak. 16110 trivial. 0 not checked. [2024-10-14 08:28:04,658 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:28:04,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346536797] [2024-10-14 08:28:04,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346536797] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 08:28:04,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [115438802] [2024-10-14 08:28:04,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:28:04,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 08:28:04,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 08:28:04,662 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 08:28:04,664 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-14 08:28:04,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,981 INFO L255 TraceCheckSpWp]: Trace formula consists of 1208 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-10-14 08:28:04,992 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 08:28:05,148 INFO L134 CoverageAnalysis]: Checked inductivity of 16380 backedges. 1638 proven. 12 refuted. 0 times theorem prover too weak. 14730 trivial. 0 not checked. [2024-10-14 08:28:05,149 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 08:28:05,626 INFO L134 CoverageAnalysis]: Checked inductivity of 16380 backedges. 258 proven. 12 refuted. 0 times theorem prover too weak. 16110 trivial. 0 not checked. [2024-10-14 08:28:05,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [115438802] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 08:28:05,627 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 08:28:05,627 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 6] total 11 [2024-10-14 08:28:05,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657583187] [2024-10-14 08:28:05,627 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 08:28:05,629 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-14 08:28:05,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:28:05,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-14 08:28:05,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2024-10-14 08:28:05,630 INFO L87 Difference]: Start difference. First operand 2766 states and 4422 transitions. Second operand has 11 states, 11 states have (on average 10.727272727272727) internal successors, (118), 11 states have internal predecessors, (118), 2 states have call successors, (95), 2 states have call predecessors, (95), 4 states have return successors, (96), 2 states have call predecessors, (96), 2 states have call successors, (96) [2024-10-14 08:28:10,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:28:10,737 INFO L93 Difference]: Finished difference Result 19154 states and 30464 transitions. [2024-10-14 08:28:10,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-10-14 08:28:10,738 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 10.727272727272727) internal successors, (118), 11 states have internal predecessors, (118), 2 states have call successors, (95), 2 states have call predecessors, (95), 4 states have return successors, (96), 2 states have call predecessors, (96), 2 states have call successors, (96) Word has length 551 [2024-10-14 08:28:10,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:28:10,876 INFO L225 Difference]: With dead ends: 19154 [2024-10-14 08:28:10,877 INFO L226 Difference]: Without dead ends: 16474 [2024-10-14 08:28:10,904 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1333 GetRequests, 1281 SyntacticMatches, 2 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 824 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=588, Invalid=2064, Unknown=0, NotChecked=0, Total=2652 [2024-10-14 08:28:10,905 INFO L432 NwaCegarLoop]: 814 mSDtfsCounter, 1493 mSDsluCounter, 2313 mSDsCounter, 0 mSdLazyCounter, 2074 mSolverCounterSat, 1109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1584 SdHoareTripleChecker+Valid, 3127 SdHoareTripleChecker+Invalid, 3183 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1109 IncrementalHoareTripleChecker+Valid, 2074 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-10-14 08:28:10,905 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1584 Valid, 3127 Invalid, 3183 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1109 Valid, 2074 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-10-14 08:28:10,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16474 states. [2024-10-14 08:28:12,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16474 to 10828. [2024-10-14 08:28:13,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10828 states, 6906 states have (on average 1.4094989863886476) internal successors, (9734), 7035 states have internal predecessors, (9734), 3734 states have call successors, (3734), 187 states have call predecessors, (3734), 187 states have return successors, (3734), 3605 states have call predecessors, (3734), 3734 states have call successors, (3734) [2024-10-14 08:28:13,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10828 states to 10828 states and 17202 transitions. [2024-10-14 08:28:13,099 INFO L78 Accepts]: Start accepts. Automaton has 10828 states and 17202 transitions. Word has length 551 [2024-10-14 08:28:13,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:28:13,100 INFO L471 AbstractCegarLoop]: Abstraction has 10828 states and 17202 transitions. [2024-10-14 08:28:13,101 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 10.727272727272727) internal successors, (118), 11 states have internal predecessors, (118), 2 states have call successors, (95), 2 states have call predecessors, (95), 4 states have return successors, (96), 2 states have call predecessors, (96), 2 states have call successors, (96) [2024-10-14 08:28:13,101 INFO L276 IsEmpty]: Start isEmpty. Operand 10828 states and 17202 transitions. [2024-10-14 08:28:13,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2024-10-14 08:28:13,113 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:28:13,113 INFO L215 NwaCegarLoop]: trace histogram [91, 91, 91, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:28:13,136 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-10-14 08:28:13,317 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-10-14 08:28:13,318 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:28:13,318 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:28:13,319 INFO L85 PathProgramCache]: Analyzing trace with hash 84694895, now seen corresponding path program 1 times [2024-10-14 08:28:13,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:28:13,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818743637] [2024-10-14 08:28:13,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:28:13,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:28:13,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:14,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:28:14,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:14,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:28:14,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:14,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:28:14,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:14,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 08:28:14,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:14,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 08:28:15,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 08:28:15,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 08:28:15,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 08:28:15,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 08:28:15,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 08:28:15,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 08:28:15,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 08:28:15,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 08:28:15,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 08:28:15,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 08:28:15,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 08:28:15,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 08:28:15,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 08:28:15,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 08:28:15,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 08:28:15,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 08:28:15,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 08:28:15,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 08:28:15,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 08:28:15,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 08:28:15,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-14 08:28:15,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 08:28:15,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-14 08:28:15,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 08:28:15,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-14 08:28:15,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-14 08:28:15,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-14 08:28:15,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-14 08:28:15,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 08:28:15,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-14 08:28:15,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 08:28:15,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 08:28:15,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 08:28:15,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-14 08:28:15,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 08:28:15,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-14 08:28:15,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-14 08:28:15,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 08:28:15,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-14 08:28:15,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 08:28:15,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-14 08:28:15,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 08:28:15,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-14 08:28:15,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 08:28:15,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-14 08:28:15,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 08:28:15,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-14 08:28:15,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-14 08:28:15,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-14 08:28:15,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-14 08:28:15,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-14 08:28:15,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-14 08:28:15,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 08:28:15,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 08:28:15,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 08:28:15,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 08:28:15,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 08:28:15,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 08:28:15,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 08:28:15,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-14 08:28:15,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-14 08:28:15,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-14 08:28:15,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 08:28:15,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-14 08:28:15,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-14 08:28:15,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-14 08:28:15,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-14 08:28:15,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-14 08:28:15,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-14 08:28:15,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-14 08:28:15,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-14 08:28:15,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-14 08:28:15,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2024-10-14 08:28:15,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-10-14 08:28:15,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-10-14 08:28:15,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2024-10-14 08:28:15,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2024-10-14 08:28:15,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2024-10-14 08:28:15,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2024-10-14 08:28:15,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2024-10-14 08:28:15,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2024-10-14 08:28:15,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2024-10-14 08:28:15,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2024-10-14 08:28:15,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2024-10-14 08:28:15,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2024-10-14 08:28:15,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2024-10-14 08:28:15,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:15,721 INFO L134 CoverageAnalysis]: Checked inductivity of 16380 backedges. 33 proven. 237 refuted. 0 times theorem prover too weak. 16110 trivial. 0 not checked. [2024-10-14 08:28:15,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:28:15,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818743637] [2024-10-14 08:28:15,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [818743637] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 08:28:15,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1518800232] [2024-10-14 08:28:15,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:28:15,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 08:28:15,722 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 08:28:15,725 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 08:28:15,726 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-14 08:28:16,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,103 INFO L255 TraceCheckSpWp]: Trace formula consists of 1207 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-10-14 08:28:16,113 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 08:28:21,398 INFO L134 CoverageAnalysis]: Checked inductivity of 16380 backedges. 3669 proven. 468 refuted. 0 times theorem prover too weak. 12243 trivial. 0 not checked. [2024-10-14 08:28:21,399 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 08:28:23,302 INFO L134 CoverageAnalysis]: Checked inductivity of 16380 backedges. 66 proven. 471 refuted. 0 times theorem prover too weak. 15843 trivial. 0 not checked. [2024-10-14 08:28:23,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1518800232] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 08:28:23,303 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 08:28:23,303 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 11, 12] total 27 [2024-10-14 08:28:23,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741432630] [2024-10-14 08:28:23,304 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 08:28:23,305 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-10-14 08:28:23,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:28:23,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-10-14 08:28:23,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=138, Invalid=564, Unknown=0, NotChecked=0, Total=702 [2024-10-14 08:28:23,309 INFO L87 Difference]: Start difference. First operand 10828 states and 17202 transitions. Second operand has 27 states, 26 states have (on average 11.26923076923077) internal successors, (293), 25 states have internal predecessors, (293), 7 states have call successors, (273), 4 states have call predecessors, (273), 8 states have return successors, (273), 7 states have call predecessors, (273), 7 states have call successors, (273) [2024-10-14 08:28:26,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-10-14 08:28:39,788 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.60s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-10-14 08:28:44,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:28:44,638 INFO L93 Difference]: Finished difference Result 40235 states and 62452 transitions. [2024-10-14 08:28:44,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-10-14 08:28:44,640 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 11.26923076923077) internal successors, (293), 25 states have internal predecessors, (293), 7 states have call successors, (273), 4 states have call predecessors, (273), 8 states have return successors, (273), 7 states have call predecessors, (273), 7 states have call successors, (273) Word has length 551 [2024-10-14 08:28:44,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:28:44,815 INFO L225 Difference]: With dead ends: 40235 [2024-10-14 08:28:44,816 INFO L226 Difference]: Without dead ends: 29493 [2024-10-14 08:28:44,878 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1368 GetRequests, 1278 SyntacticMatches, 0 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2862 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=1756, Invalid=6616, Unknown=0, NotChecked=0, Total=8372 [2024-10-14 08:28:44,879 INFO L432 NwaCegarLoop]: 553 mSDtfsCounter, 4072 mSDsluCounter, 3721 mSDsCounter, 0 mSdLazyCounter, 4235 mSolverCounterSat, 3413 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4073 SdHoareTripleChecker+Valid, 4274 SdHoareTripleChecker+Invalid, 7648 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3413 IncrementalHoareTripleChecker+Valid, 4235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.4s IncrementalHoareTripleChecker+Time [2024-10-14 08:28:44,880 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4073 Valid, 4274 Invalid, 7648 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3413 Valid, 4235 Invalid, 0 Unknown, 0 Unchecked, 11.4s Time] [2024-10-14 08:28:44,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29493 states.