./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-100_file-52.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a390ef5 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-100_file-52.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 18819524c4696c98829402bf6bc4e99abd24bef1d74fc8ec0e3ebc5e4b11aa39 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 05:55:23,457 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 05:55:23,536 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-24 05:55:23,544 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 05:55:23,545 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 05:55:23,582 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 05:55:23,583 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 05:55:23,584 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 05:55:23,585 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 05:55:23,585 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 05:55:23,586 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 05:55:23,588 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 05:55:23,588 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 05:55:23,589 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 05:55:23,589 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 05:55:23,589 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 05:55:23,590 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 05:55:23,590 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 05:55:23,593 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 05:55:23,594 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 05:55:23,594 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 05:55:23,595 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 05:55:23,595 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 05:55:23,595 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 05:55:23,595 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 05:55:23,596 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 05:55:23,596 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 05:55:23,596 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 05:55:23,596 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 05:55:23,597 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 05:55:23,597 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 05:55:23,597 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 05:55:23,597 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 05:55:23,597 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 05:55:23,598 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 05:55:23,598 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 05:55:23,599 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 05:55:23,599 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 05:55:23,599 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 05:55:23,599 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 05:55:23,600 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 05:55:23,601 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 05:55:23,602 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 18819524c4696c98829402bf6bc4e99abd24bef1d74fc8ec0e3ebc5e4b11aa39 [2024-10-24 05:55:23,840 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 05:55:23,862 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 05:55:23,866 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 05:55:23,867 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 05:55:23,868 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 05:55:23,869 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-52.i [2024-10-24 05:55:25,349 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 05:55:25,554 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 05:55:25,558 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-52.i [2024-10-24 05:55:25,571 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/932f03b5a/d5bd4550dd83443b94c3c63d5cabd5ef/FLAG8258c1eb3 [2024-10-24 05:55:25,583 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/932f03b5a/d5bd4550dd83443b94c3c63d5cabd5ef [2024-10-24 05:55:25,585 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 05:55:25,586 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 05:55:25,587 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 05:55:25,587 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 05:55:25,593 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 05:55:25,593 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 05:55:25" (1/1) ... [2024-10-24 05:55:25,594 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71691a42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:55:25, skipping insertion in model container [2024-10-24 05:55:25,594 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 05:55:25" (1/1) ... [2024-10-24 05:55:25,631 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 05:55:25,813 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-100_file-52.i[916,929] [2024-10-24 05:55:25,888 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 05:55:25,901 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 05:55:25,912 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-100_file-52.i[916,929] [2024-10-24 05:55:25,967 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 05:55:25,992 INFO L204 MainTranslator]: Completed translation [2024-10-24 05:55:25,993 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:55:25 WrapperNode [2024-10-24 05:55:25,993 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 05:55:25,994 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 05:55:25,994 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 05:55:25,994 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 05:55:25,999 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:55:25" (1/1) ... [2024-10-24 05:55:26,016 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:55:25" (1/1) ... [2024-10-24 05:55:26,058 INFO L138 Inliner]: procedures = 26, calls = 59, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 314 [2024-10-24 05:55:26,059 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 05:55:26,060 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 05:55:26,060 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 05:55:26,060 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 05:55:26,074 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:55:25" (1/1) ... [2024-10-24 05:55:26,074 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:55:25" (1/1) ... [2024-10-24 05:55:26,082 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:55:25" (1/1) ... [2024-10-24 05:55:26,117 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]. [2024-10-24 05:55:26,120 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:55:25" (1/1) ... [2024-10-24 05:55:26,121 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:55:25" (1/1) ... [2024-10-24 05:55:26,136 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:55:25" (1/1) ... [2024-10-24 05:55:26,140 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:55:25" (1/1) ... [2024-10-24 05:55:26,144 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:55:25" (1/1) ... [2024-10-24 05:55:26,147 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:55:25" (1/1) ... [2024-10-24 05:55:26,152 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 05:55:26,153 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 05:55:26,153 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 05:55:26,154 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 05:55:26,154 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:55:25" (1/1) ... [2024-10-24 05:55:26,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 05:55:26,175 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 05:55:26,192 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) [2024-10-24 05:55:26,198 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 [2024-10-24 05:55:26,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 05:55:26,245 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 05:55:26,245 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 05:55:26,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 05:55:26,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 05:55:26,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 05:55:26,353 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 05:55:26,355 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 05:55:26,882 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-10-24 05:55:26,882 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 05:55:26,997 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 05:55:26,998 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 05:55:26,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 05:55:26 BoogieIcfgContainer [2024-10-24 05:55:26,998 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 05:55:27,000 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 05:55:27,000 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 05:55:27,004 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 05:55:27,004 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 05:55:25" (1/3) ... [2024-10-24 05:55:27,005 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d2e0b4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 05:55:27, skipping insertion in model container [2024-10-24 05:55:27,006 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:55:25" (2/3) ... [2024-10-24 05:55:27,006 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d2e0b4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 05:55:27, skipping insertion in model container [2024-10-24 05:55:27,006 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 05:55:26" (3/3) ... [2024-10-24 05:55:27,007 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-100_file-52.i [2024-10-24 05:55:27,019 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 05:55:27,019 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 05:55:27,082 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 05:55:27,088 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;@1966fa58, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 05:55:27,088 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 05:55:27,093 INFO L276 IsEmpty]: Start isEmpty. Operand has 128 states, 79 states have (on average 1.5063291139240507) internal successors, (119), 80 states have internal predecessors, (119), 46 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-10-24 05:55:27,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-10-24 05:55:27,117 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:55:27,118 INFO L215 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 05:55:27,119 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:55:27,125 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:55:27,126 INFO L85 PathProgramCache]: Analyzing trace with hash 255618566, now seen corresponding path program 1 times [2024-10-24 05:55:27,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:55:27,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405609365] [2024-10-24 05:55:27,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:55:27,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:55:27,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 05:55:27,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 05:55:27,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 05:55:27,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 05:55:27,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 05:55:27,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 05:55:27,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 05:55:27,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 05:55:27,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 05:55:27,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 05:55:27,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 05:55:27,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 05:55:27,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 05:55:27,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 05:55:27,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 05:55:27,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 05:55:27,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 05:55:27,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 05:55:27,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 05:55:27,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-24 05:55:27,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-24 05:55:27,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-24 05:55:27,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 05:55:27,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 05:55:27,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 05:55:27,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-24 05:55:27,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-24 05:55:27,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-24 05:55:27,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-24 05:55:27,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-24 05:55:27,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-24 05:55:27,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-24 05:55:27,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-24 05:55:27,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 05:55:27,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 05:55:27,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-24 05:55:27,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-24 05:55:27,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-24 05:55:27,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 05:55:27,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 05:55:27,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 05:55:27,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 05:55:27,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 05:55:27,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-24 05:55:27,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 05:55:27,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-24 05:55:27,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:27,851 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-10-24 05:55:27,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 05:55:27,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405609365] [2024-10-24 05:55:27,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405609365] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 05:55:27,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 05:55:27,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 05:55:27,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92073502] [2024-10-24 05:55:27,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 05:55:27,864 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-24 05:55:27,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 05:55:27,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 05:55:27,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 05:55:27,897 INFO L87 Difference]: Start difference. First operand has 128 states, 79 states have (on average 1.5063291139240507) internal successors, (119), 80 states have internal predecessors, (119), 46 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) Second operand has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 2 states have call successors, (46) [2024-10-24 05:55:27,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:55:27,957 INFO L93 Difference]: Finished difference Result 249 states and 459 transitions. [2024-10-24 05:55:27,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 05:55:27,961 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 2 states have call successors, (46) Word has length 281 [2024-10-24 05:55:27,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:55:27,969 INFO L225 Difference]: With dead ends: 249 [2024-10-24 05:55:27,969 INFO L226 Difference]: Without dead ends: 122 [2024-10-24 05:55:27,974 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 05:55:27,980 INFO L432 NwaCegarLoop]: 194 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, 194 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 [2024-10-24 05:55:27,981 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 194 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 05:55:27,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2024-10-24 05:55:28,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2024-10-24 05:55:28,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 74 states have (on average 1.4189189189189189) internal successors, (105), 74 states have internal predecessors, (105), 46 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-10-24 05:55:28,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 197 transitions. [2024-10-24 05:55:28,058 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 197 transitions. Word has length 281 [2024-10-24 05:55:28,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:55:28,060 INFO L471 AbstractCegarLoop]: Abstraction has 122 states and 197 transitions. [2024-10-24 05:55:28,061 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 2 states have call successors, (46) [2024-10-24 05:55:28,061 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 197 transitions. [2024-10-24 05:55:28,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-10-24 05:55:28,071 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:55:28,071 INFO L215 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 05:55:28,072 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 05:55:28,072 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:55:28,072 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:55:28,073 INFO L85 PathProgramCache]: Analyzing trace with hash -210731254, now seen corresponding path program 1 times [2024-10-24 05:55:28,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:55:28,073 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229605921] [2024-10-24 05:55:28,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:55:28,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:55:28,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 05:55:28,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 05:55:28,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 05:55:28,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 05:55:28,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 05:55:28,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 05:55:28,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 05:55:28,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 05:55:28,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 05:55:28,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 05:55:28,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 05:55:28,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 05:55:28,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 05:55:28,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 05:55:28,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 05:55:28,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 05:55:28,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 05:55:28,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 05:55:28,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 05:55:28,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-24 05:55:28,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-24 05:55:28,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-24 05:55:28,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 05:55:28,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 05:55:28,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 05:55:28,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-24 05:55:28,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-24 05:55:28,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-24 05:55:28,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-24 05:55:28,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-24 05:55:28,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-24 05:55:28,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-24 05:55:28,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-24 05:55:28,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 05:55:28,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 05:55:28,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-24 05:55:28,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-24 05:55:28,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-24 05:55:28,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 05:55:28,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 05:55:28,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 05:55:28,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 05:55:28,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 05:55:28,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-24 05:55:28,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 05:55:28,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-24 05:55:28,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:28,729 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-10-24 05:55:28,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 05:55:28,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229605921] [2024-10-24 05:55:28,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1229605921] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 05:55:28,731 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 05:55:28,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 05:55:28,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988212920] [2024-10-24 05:55:28,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 05:55:28,733 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 05:55:28,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 05:55:28,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 05:55:28,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 05:55:28,739 INFO L87 Difference]: Start difference. First operand 122 states and 197 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-10-24 05:55:28,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:55:28,829 INFO L93 Difference]: Finished difference Result 315 states and 509 transitions. [2024-10-24 05:55:28,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 05:55:28,830 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 281 [2024-10-24 05:55:28,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:55:28,834 INFO L225 Difference]: With dead ends: 315 [2024-10-24 05:55:28,834 INFO L226 Difference]: Without dead ends: 194 [2024-10-24 05:55:28,835 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 05:55:28,836 INFO L432 NwaCegarLoop]: 237 mSDtfsCounter, 113 mSDsluCounter, 183 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 420 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 05:55:28,837 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [113 Valid, 420 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 05:55:28,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2024-10-24 05:55:28,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 191. [2024-10-24 05:55:28,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 124 states have (on average 1.467741935483871) internal successors, (182), 125 states have internal predecessors, (182), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) [2024-10-24 05:55:28,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 310 transitions. [2024-10-24 05:55:28,879 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 310 transitions. Word has length 281 [2024-10-24 05:55:28,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:55:28,882 INFO L471 AbstractCegarLoop]: Abstraction has 191 states and 310 transitions. [2024-10-24 05:55:28,882 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-10-24 05:55:28,882 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 310 transitions. [2024-10-24 05:55:28,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2024-10-24 05:55:28,889 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:55:28,889 INFO L215 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 05:55:28,890 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 05:55:28,890 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:55:28,890 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:55:28,891 INFO L85 PathProgramCache]: Analyzing trace with hash -1438067826, now seen corresponding path program 1 times [2024-10-24 05:55:28,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:55:28,891 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941307616] [2024-10-24 05:55:28,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:55:28,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:55:29,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 05:55:36,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 05:55:36,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 05:55:36,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 05:55:36,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 05:55:36,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 05:55:36,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 05:55:36,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 05:55:36,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 05:55:36,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 05:55:36,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 05:55:36,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 05:55:36,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 05:55:36,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 05:55:36,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 05:55:36,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 05:55:36,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 05:55:36,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 05:55:36,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 05:55:36,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-24 05:55:36,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-24 05:55:36,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-24 05:55:36,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 05:55:36,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 05:55:36,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 05:55:36,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-24 05:55:36,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-24 05:55:36,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-24 05:55:36,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-24 05:55:36,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-24 05:55:36,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-24 05:55:36,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-24 05:55:36,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-24 05:55:36,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 05:55:36,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 05:55:36,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-24 05:55:36,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-24 05:55:36,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-24 05:55:36,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 05:55:36,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 05:55:36,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 05:55:36,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 05:55:36,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 05:55:36,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-24 05:55:36,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 05:55:36,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-24 05:55:36,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:36,647 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-10-24 05:55:36,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 05:55:36,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941307616] [2024-10-24 05:55:36,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941307616] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 05:55:36,649 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 05:55:36,649 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-10-24 05:55:36,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242463502] [2024-10-24 05:55:36,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 05:55:36,650 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-24 05:55:36,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 05:55:36,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-24 05:55:36,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-10-24 05:55:36,652 INFO L87 Difference]: Start difference. First operand 191 states and 310 transitions. Second operand has 11 states, 11 states have (on average 5.0) internal successors, (55), 11 states have internal predecessors, (55), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-10-24 05:55:37,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:55:37,994 INFO L93 Difference]: Finished difference Result 628 states and 1011 transitions. [2024-10-24 05:55:37,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-24 05:55:37,995 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.0) internal successors, (55), 11 states have internal predecessors, (55), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 282 [2024-10-24 05:55:37,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:55:38,003 INFO L225 Difference]: With dead ends: 628 [2024-10-24 05:55:38,004 INFO L226 Difference]: Without dead ends: 438 [2024-10-24 05:55:38,006 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2024-10-24 05:55:38,007 INFO L432 NwaCegarLoop]: 178 mSDtfsCounter, 227 mSDsluCounter, 863 mSDsCounter, 0 mSdLazyCounter, 556 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 227 SdHoareTripleChecker+Valid, 1041 SdHoareTripleChecker+Invalid, 696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 556 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-10-24 05:55:38,007 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [227 Valid, 1041 Invalid, 696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 556 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-10-24 05:55:38,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2024-10-24 05:55:38,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 377. [2024-10-24 05:55:38,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 377 states, 244 states have (on average 1.459016393442623) internal successors, (356), 246 states have internal predecessors, (356), 128 states have call successors, (128), 4 states have call predecessors, (128), 4 states have return successors, (128), 126 states have call predecessors, (128), 128 states have call successors, (128) [2024-10-24 05:55:38,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 377 states and 612 transitions. [2024-10-24 05:55:38,090 INFO L78 Accepts]: Start accepts. Automaton has 377 states and 612 transitions. Word has length 282 [2024-10-24 05:55:38,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:55:38,091 INFO L471 AbstractCegarLoop]: Abstraction has 377 states and 612 transitions. [2024-10-24 05:55:38,092 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.0) internal successors, (55), 11 states have internal predecessors, (55), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-10-24 05:55:38,092 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 612 transitions. [2024-10-24 05:55:38,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2024-10-24 05:55:38,095 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:55:38,096 INFO L215 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 05:55:38,097 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 05:55:38,097 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:55:38,097 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:55:38,097 INFO L85 PathProgramCache]: Analyzing trace with hash 1624749198, now seen corresponding path program 1 times [2024-10-24 05:55:38,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:55:38,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136428645] [2024-10-24 05:55:38,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:55:38,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:55:38,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 05:55:44,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 05:55:44,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 05:55:44,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 05:55:44,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 05:55:44,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 05:55:44,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 05:55:44,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 05:55:44,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 05:55:44,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 05:55:44,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 05:55:44,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 05:55:44,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 05:55:44,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 05:55:44,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 05:55:44,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 05:55:44,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 05:55:44,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 05:55:44,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 05:55:44,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-24 05:55:44,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-24 05:55:44,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-24 05:55:44,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 05:55:44,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 05:55:44,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 05:55:44,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-24 05:55:44,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-24 05:55:44,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-24 05:55:44,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-24 05:55:44,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-24 05:55:44,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-24 05:55:44,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-24 05:55:44,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-24 05:55:44,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 05:55:44,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 05:55:44,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-24 05:55:44,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-24 05:55:44,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-24 05:55:44,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 05:55:44,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 05:55:44,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 05:55:44,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 05:55:44,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 05:55:44,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-24 05:55:44,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 05:55:44,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-24 05:55:44,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:44,841 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-10-24 05:55:44,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 05:55:44,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [136428645] [2024-10-24 05:55:44,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [136428645] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 05:55:44,844 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 05:55:44,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-10-24 05:55:44,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777372205] [2024-10-24 05:55:44,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 05:55:44,845 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-10-24 05:55:44,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 05:55:44,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-10-24 05:55:44,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-10-24 05:55:44,846 INFO L87 Difference]: Start difference. First operand 377 states and 612 transitions. Second operand has 13 states, 13 states have (on average 4.230769230769231) internal successors, (55), 13 states have internal predecessors, (55), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-10-24 05:55:46,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:55:46,336 INFO L93 Difference]: Finished difference Result 1026 states and 1651 transitions. [2024-10-24 05:55:46,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-24 05:55:46,344 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.230769230769231) internal successors, (55), 13 states have internal predecessors, (55), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 282 [2024-10-24 05:55:46,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:55:46,356 INFO L225 Difference]: With dead ends: 1026 [2024-10-24 05:55:46,356 INFO L226 Difference]: Without dead ends: 650 [2024-10-24 05:55:46,362 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=150, Invalid=356, Unknown=0, NotChecked=0, Total=506 [2024-10-24 05:55:46,365 INFO L432 NwaCegarLoop]: 184 mSDtfsCounter, 211 mSDsluCounter, 817 mSDsCounter, 0 mSdLazyCounter, 495 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 211 SdHoareTripleChecker+Valid, 1001 SdHoareTripleChecker+Invalid, 642 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 495 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-10-24 05:55:46,373 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [211 Valid, 1001 Invalid, 642 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 495 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-10-24 05:55:46,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 650 states. [2024-10-24 05:55:46,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 650 to 403. [2024-10-24 05:55:46,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 403 states, 270 states have (on average 1.451851851851852) internal successors, (392), 272 states have internal predecessors, (392), 128 states have call successors, (128), 4 states have call predecessors, (128), 4 states have return successors, (128), 126 states have call predecessors, (128), 128 states have call successors, (128) [2024-10-24 05:55:46,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 648 transitions. [2024-10-24 05:55:46,441 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 648 transitions. Word has length 282 [2024-10-24 05:55:46,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:55:46,442 INFO L471 AbstractCegarLoop]: Abstraction has 403 states and 648 transitions. [2024-10-24 05:55:46,442 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.230769230769231) internal successors, (55), 13 states have internal predecessors, (55), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-10-24 05:55:46,442 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 648 transitions. [2024-10-24 05:55:46,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2024-10-24 05:55:46,445 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:55:46,445 INFO L215 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 05:55:46,446 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-24 05:55:46,446 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:55:46,446 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:55:46,446 INFO L85 PathProgramCache]: Analyzing trace with hash -2024873840, now seen corresponding path program 1 times [2024-10-24 05:55:46,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:55:46,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141894777] [2024-10-24 05:55:46,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:55:46,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:55:46,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 05:55:46,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 05:55:46,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 05:55:46,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 05:55:46,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 05:55:46,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 05:55:46,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 05:55:46,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 05:55:46,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 05:55:46,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 05:55:46,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 05:55:46,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 05:55:46,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 05:55:46,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 05:55:46,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 05:55:46,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 05:55:46,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 05:55:46,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 05:55:46,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 05:55:46,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-24 05:55:46,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-24 05:55:46,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-24 05:55:46,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 05:55:46,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 05:55:46,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 05:55:46,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-24 05:55:46,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-24 05:55:46,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-24 05:55:46,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-24 05:55:46,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-24 05:55:46,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-24 05:55:46,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-24 05:55:46,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-24 05:55:46,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 05:55:46,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 05:55:46,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-24 05:55:46,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-24 05:55:46,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-24 05:55:46,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 05:55:46,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 05:55:46,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 05:55:46,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 05:55:46,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 05:55:46,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-24 05:55:46,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 05:55:46,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-24 05:55:46,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:46,706 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-10-24 05:55:46,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 05:55:46,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [141894777] [2024-10-24 05:55:46,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [141894777] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 05:55:46,707 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 05:55:46,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 05:55:46,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000035978] [2024-10-24 05:55:46,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 05:55:46,709 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 05:55:46,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 05:55:46,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 05:55:46,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-24 05:55:46,710 INFO L87 Difference]: Start difference. First operand 403 states and 648 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-10-24 05:55:46,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:55:46,928 INFO L93 Difference]: Finished difference Result 593 states and 947 transitions. [2024-10-24 05:55:46,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 05:55:46,929 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 282 [2024-10-24 05:55:46,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:55:46,931 INFO L225 Difference]: With dead ends: 593 [2024-10-24 05:55:46,931 INFO L226 Difference]: Without dead ends: 191 [2024-10-24 05:55:46,932 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-24 05:55:46,934 INFO L432 NwaCegarLoop]: 181 mSDtfsCounter, 154 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 268 SdHoareTripleChecker+Invalid, 249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-24 05:55:46,934 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 268 Invalid, 249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-24 05:55:46,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2024-10-24 05:55:46,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2024-10-24 05:55:46,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 124 states have (on average 1.3709677419354838) internal successors, (170), 125 states have internal predecessors, (170), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) [2024-10-24 05:55:46,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 298 transitions. [2024-10-24 05:55:46,958 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 298 transitions. Word has length 282 [2024-10-24 05:55:46,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:55:46,959 INFO L471 AbstractCegarLoop]: Abstraction has 191 states and 298 transitions. [2024-10-24 05:55:46,959 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-10-24 05:55:46,959 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 298 transitions. [2024-10-24 05:55:46,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2024-10-24 05:55:46,963 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:55:46,963 INFO L215 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 05:55:46,963 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-24 05:55:46,964 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:55:46,964 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:55:46,964 INFO L85 PathProgramCache]: Analyzing trace with hash -1174235934, now seen corresponding path program 1 times [2024-10-24 05:55:46,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:55:46,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75914790] [2024-10-24 05:55:46,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:55:46,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:55:47,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 05:55:52,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 05:55:52,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 05:55:52,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 05:55:52,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 05:55:52,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 05:55:52,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 05:55:52,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 05:55:52,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 05:55:52,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 05:55:52,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 05:55:52,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 05:55:52,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 05:55:52,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 05:55:52,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 05:55:52,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 05:55:52,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 05:55:52,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 05:55:52,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 05:55:52,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-24 05:55:52,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-24 05:55:52,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-24 05:55:52,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 05:55:52,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 05:55:52,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 05:55:52,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-24 05:55:52,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-24 05:55:52,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-24 05:55:52,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-24 05:55:52,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-24 05:55:52,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-24 05:55:52,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-24 05:55:52,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-24 05:55:52,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 05:55:52,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 05:55:52,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-24 05:55:52,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-24 05:55:52,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-24 05:55:52,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 05:55:52,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 05:55:52,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 05:55:52,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 05:55:52,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 05:55:52,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-24 05:55:52,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 05:55:52,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-24 05:55:52,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:52,461 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-10-24 05:55:52,462 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 05:55:52,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75914790] [2024-10-24 05:55:52,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [75914790] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 05:55:52,462 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 05:55:52,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-10-24 05:55:52,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773868702] [2024-10-24 05:55:52,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 05:55:52,463 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-10-24 05:55:52,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 05:55:52,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-10-24 05:55:52,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2024-10-24 05:55:52,464 INFO L87 Difference]: Start difference. First operand 191 states and 298 transitions. Second operand has 15 states, 15 states have (on average 3.7333333333333334) internal successors, (56), 15 states have internal predecessors, (56), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-10-24 05:55:54,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:55:54,943 INFO L93 Difference]: Finished difference Result 608 states and 938 transitions. [2024-10-24 05:55:54,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-24 05:55:54,944 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.7333333333333334) internal successors, (56), 15 states have internal predecessors, (56), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 283 [2024-10-24 05:55:54,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:55:54,947 INFO L225 Difference]: With dead ends: 608 [2024-10-24 05:55:54,947 INFO L226 Difference]: Without dead ends: 418 [2024-10-24 05:55:54,948 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 139 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=223, Invalid=707, Unknown=0, NotChecked=0, Total=930 [2024-10-24 05:55:54,949 INFO L432 NwaCegarLoop]: 171 mSDtfsCounter, 328 mSDsluCounter, 1045 mSDsCounter, 0 mSdLazyCounter, 924 mSolverCounterSat, 232 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 328 SdHoareTripleChecker+Valid, 1216 SdHoareTripleChecker+Invalid, 1156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 232 IncrementalHoareTripleChecker+Valid, 924 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-10-24 05:55:54,949 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [328 Valid, 1216 Invalid, 1156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [232 Valid, 924 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-10-24 05:55:54,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 418 states. [2024-10-24 05:55:54,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 418 to 393. [2024-10-24 05:55:54,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 393 states, 260 states have (on average 1.3615384615384616) internal successors, (354), 262 states have internal predecessors, (354), 128 states have call successors, (128), 4 states have call predecessors, (128), 4 states have return successors, (128), 126 states have call predecessors, (128), 128 states have call successors, (128) [2024-10-24 05:55:54,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 393 states and 610 transitions. [2024-10-24 05:55:54,991 INFO L78 Accepts]: Start accepts. Automaton has 393 states and 610 transitions. Word has length 283 [2024-10-24 05:55:54,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:55:54,991 INFO L471 AbstractCegarLoop]: Abstraction has 393 states and 610 transitions. [2024-10-24 05:55:54,992 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.7333333333333334) internal successors, (56), 15 states have internal predecessors, (56), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-10-24 05:55:54,992 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 610 transitions. [2024-10-24 05:55:55,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 566 [2024-10-24 05:55:55,001 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:55:55,002 INFO L215 NwaCegarLoop]: trace histogram [92, 92, 92, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 05:55:55,002 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-24 05:55:55,002 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:55:55,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:55:55,003 INFO L85 PathProgramCache]: Analyzing trace with hash -1933857203, now seen corresponding path program 1 times [2024-10-24 05:55:55,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:55:55,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775700982] [2024-10-24 05:55:55,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:55:55,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:55:55,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 05:55:59,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 05:55:59,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 05:55:59,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 05:55:59,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 05:55:59,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 05:55:59,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 05:55:59,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 05:55:59,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 05:55:59,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 05:55:59,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 05:55:59,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 05:55:59,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 05:55:59,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 05:55:59,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 05:55:59,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 05:55:59,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 05:55:59,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 05:55:59,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 05:55:59,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-24 05:55:59,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-24 05:55:59,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-24 05:55:59,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 05:55:59,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 05:55:59,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 05:55:59,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-24 05:55:59,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-24 05:55:59,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-24 05:55:59,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-24 05:55:59,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-24 05:55:59,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-24 05:55:59,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-24 05:55:59,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-24 05:55:59,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 05:55:59,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 05:55:59,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-24 05:55:59,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-24 05:55:59,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-24 05:55:59,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 05:55:59,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 05:55:59,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 05:55:59,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 05:55:59,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 05:55:59,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-24 05:55:59,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 05:55:59,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-24 05:55:59,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-24 05:55:59,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-24 05:55:59,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-24 05:55:59,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-24 05:55:59,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-24 05:55:59,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-24 05:55:59,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-24 05:55:59,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-24 05:55:59,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-24 05:55:59,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-24 05:55:59,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-24 05:55:59,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-24 05:55:59,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-24 05:55:59,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-24 05:55:59,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-24 05:55:59,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-24 05:55:59,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-24 05:55:59,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-24 05:55:59,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-10-24 05:55:59,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-24 05:55:59,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-10-24 05:55:59,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2024-10-24 05:55:59,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-10-24 05:55:59,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2024-10-24 05:55:59,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-10-24 05:55:59,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2024-10-24 05:55:59,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-10-24 05:55:59,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2024-10-24 05:55:59,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-10-24 05:55:59,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2024-10-24 05:55:59,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-10-24 05:55:59,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2024-10-24 05:55:59,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:55:59,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-10-24 05:55:59,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:00,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2024-10-24 05:56:00,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:00,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2024-10-24 05:56:00,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:00,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2024-10-24 05:56:00,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:00,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2024-10-24 05:56:00,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:00,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2024-10-24 05:56:00,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:00,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2024-10-24 05:56:00,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:00,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2024-10-24 05:56:00,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:00,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 505 [2024-10-24 05:56:00,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:00,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 510 [2024-10-24 05:56:00,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:00,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2024-10-24 05:56:00,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:00,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 522 [2024-10-24 05:56:00,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:00,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2024-10-24 05:56:00,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:00,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2024-10-24 05:56:00,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:00,104 INFO L134 CoverageAnalysis]: Checked inductivity of 16840 backedges. 95 proven. 1 refuted. 0 times theorem prover too weak. 16744 trivial. 0 not checked. [2024-10-24 05:56:00,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 05:56:00,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775700982] [2024-10-24 05:56:00,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775700982] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 05:56:00,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [954044551] [2024-10-24 05:56:00,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:56:00,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 05:56:00,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 05:56:00,108 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) [2024-10-24 05:56:00,109 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-24 05:56:00,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:56:00,344 INFO L255 TraceCheckSpWp]: Trace formula consists of 1156 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-10-24 05:56:00,374 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 05:56:02,690 INFO L134 CoverageAnalysis]: Checked inductivity of 16840 backedges. 3563 proven. 2084 refuted. 0 times theorem prover too weak. 11193 trivial. 0 not checked. [2024-10-24 05:56:02,691 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 05:56:03,805 INFO L134 CoverageAnalysis]: Checked inductivity of 16840 backedges. 400 proven. 228 refuted. 0 times theorem prover too weak. 16212 trivial. 0 not checked. [2024-10-24 05:56:03,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [954044551] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 05:56:03,806 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-24 05:56:03,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12, 11] total 30 [2024-10-24 05:56:03,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259585044] [2024-10-24 05:56:03,807 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-24 05:56:03,809 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-10-24 05:56:03,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 05:56:03,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-10-24 05:56:03,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=746, Unknown=0, NotChecked=0, Total=870 [2024-10-24 05:56:03,811 INFO L87 Difference]: Start difference. First operand 393 states and 610 transitions. Second operand has 30 states, 30 states have (on average 6.9) internal successors, (207), 30 states have internal predecessors, (207), 5 states have call successors, (170), 3 states have call predecessors, (170), 7 states have return successors, (172), 5 states have call predecessors, (172), 5 states have call successors, (172) [2024-10-24 05:56:07,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:56:07,254 INFO L93 Difference]: Finished difference Result 988 states and 1494 transitions. [2024-10-24 05:56:07,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-24 05:56:07,256 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 6.9) internal successors, (207), 30 states have internal predecessors, (207), 5 states have call successors, (170), 3 states have call predecessors, (170), 7 states have return successors, (172), 5 states have call predecessors, (172), 5 states have call successors, (172) Word has length 565 [2024-10-24 05:56:07,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:56:07,260 INFO L225 Difference]: With dead ends: 988 [2024-10-24 05:56:07,260 INFO L226 Difference]: Without dead ends: 0 [2024-10-24 05:56:07,263 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1358 GetRequests, 1304 SyntacticMatches, 2 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 730 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=556, Invalid=2306, Unknown=0, NotChecked=0, Total=2862 [2024-10-24 05:56:07,264 INFO L432 NwaCegarLoop]: 253 mSDtfsCounter, 568 mSDsluCounter, 2720 mSDsCounter, 0 mSdLazyCounter, 3234 mSolverCounterSat, 496 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 574 SdHoareTripleChecker+Valid, 2973 SdHoareTripleChecker+Invalid, 3730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 496 IncrementalHoareTripleChecker+Valid, 3234 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-10-24 05:56:07,264 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [574 Valid, 2973 Invalid, 3730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [496 Valid, 3234 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-10-24 05:56:07,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-10-24 05:56:07,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-10-24 05:56:07,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 05:56:07,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-10-24 05:56:07,265 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 565 [2024-10-24 05:56:07,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:56:07,266 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-24 05:56:07,266 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 6.9) internal successors, (207), 30 states have internal predecessors, (207), 5 states have call successors, (170), 3 states have call predecessors, (170), 7 states have return successors, (172), 5 states have call predecessors, (172), 5 states have call successors, (172) [2024-10-24 05:56:07,266 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-10-24 05:56:07,267 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-10-24 05:56:07,269 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-24 05:56:07,288 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-24 05:56:07,473 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 05:56:07,476 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-10-24 05:56:07,478 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-10-24 05:56:11,400 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-24 05:56:11,434 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 05:56:11 BoogieIcfgContainer [2024-10-24 05:56:11,435 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-24 05:56:11,436 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-24 05:56:11,436 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-24 05:56:11,436 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-24 05:56:11,437 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 05:55:26" (3/4) ... [2024-10-24 05:56:11,439 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-24 05:56:11,443 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-10-24 05:56:11,456 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-10-24 05:56:11,456 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-10-24 05:56:11,457 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-10-24 05:56:11,457 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-24 05:56:11,487 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\old(cond) != 0) || (var_1_13 < 1)) || (0 < var_1_14)) && (64 == var_1_7)) && (0 <= 0)) && (last_1_var_1_7 <= 64)) && (128 <= last_1_var_1_17)) && (128 <= var_1_17)) || (((((((1 <= var_1_14) && (var_1_12 == 1)) && ((256 + var_1_22) == 0)) && ((999999950 + var_1_8) == (((long long) ((int) var_1_9 + last_1_var_1_20) + var_1_17) + var_1_10))) && (128 <= last_1_var_1_17)) && (var_1_1 == (256 + var_1_21))) && (1 <= var_1_13))) [2024-10-24 05:56:11,533 WARN L140 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\old(cond) != 0) || (var_1_13 < 1)) || (0 < var_1_14)) && (64 == var_1_7)) && (0 <= 0)) && (last_1_var_1_7 <= 64)) && (128 <= last_1_var_1_17)) && (128 <= var_1_17)) || (((((((1 <= var_1_14) && (var_1_12 == 1)) && ((256 + var_1_22) == 0)) && ((999999950 + var_1_8) == (((long long) ((int) var_1_9 + last_1_var_1_20) + var_1_17) + var_1_10))) && (128 <= last_1_var_1_17)) && (var_1_1 == (256 + var_1_21))) && (1 <= var_1_13))) [2024-10-24 05:56:11,588 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-24 05:56:11,588 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-10-24 05:56:11,588 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-24 05:56:11,589 INFO L158 Benchmark]: Toolchain (without parser) took 46003.15ms. Allocated memory was 172.0MB in the beginning and 1.1GB in the end (delta: 895.5MB). Free memory was 114.1MB in the beginning and 700.9MB in the end (delta: -586.7MB). Peak memory consumption was 309.4MB. Max. memory is 16.1GB. [2024-10-24 05:56:11,589 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 172.0MB. Free memory is still 135.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 05:56:11,589 INFO L158 Benchmark]: CACSL2BoogieTranslator took 406.21ms. Allocated memory is still 172.0MB. Free memory was 113.5MB in the beginning and 95.3MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-10-24 05:56:11,590 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.04ms. Allocated memory is still 172.0MB. Free memory was 95.3MB in the beginning and 90.4MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-24 05:56:11,590 INFO L158 Benchmark]: Boogie Preprocessor took 92.81ms. Allocated memory is still 172.0MB. Free memory was 90.4MB in the beginning and 85.5MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-24 05:56:11,590 INFO L158 Benchmark]: RCFGBuilder took 845.14ms. Allocated memory was 172.0MB in the beginning and 241.2MB in the end (delta: 69.2MB). Free memory was 85.5MB in the beginning and 206.5MB in the end (delta: -121.1MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. [2024-10-24 05:56:11,591 INFO L158 Benchmark]: TraceAbstraction took 44435.23ms. Allocated memory was 241.2MB in the beginning and 1.1GB in the end (delta: 826.3MB). Free memory was 206.5MB in the beginning and 710.3MB in the end (delta: -503.8MB). Peak memory consumption was 644.7MB. Max. memory is 16.1GB. [2024-10-24 05:56:11,591 INFO L158 Benchmark]: Witness Printer took 152.43ms. Allocated memory is still 1.1GB. Free memory was 710.3MB in the beginning and 700.9MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-24 05:56:11,592 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 172.0MB. Free memory is still 135.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 406.21ms. Allocated memory is still 172.0MB. Free memory was 113.5MB in the beginning and 95.3MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.04ms. Allocated memory is still 172.0MB. Free memory was 95.3MB in the beginning and 90.4MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.81ms. Allocated memory is still 172.0MB. Free memory was 90.4MB in the beginning and 85.5MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 845.14ms. Allocated memory was 172.0MB in the beginning and 241.2MB in the end (delta: 69.2MB). Free memory was 85.5MB in the beginning and 206.5MB in the end (delta: -121.1MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. * TraceAbstraction took 44435.23ms. Allocated memory was 241.2MB in the beginning and 1.1GB in the end (delta: 826.3MB). Free memory was 206.5MB in the beginning and 710.3MB in the end (delta: -503.8MB). Peak memory consumption was 644.7MB. Max. memory is 16.1GB. * Witness Printer took 152.43ms. Allocated memory is still 1.1GB. Free memory was 710.3MB in the beginning and 700.9MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 128 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 40.4s, OverallIterations: 7, TraceHistogramMax: 92, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 9.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1607 SdHoareTripleChecker+Valid, 6.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1601 mSDsluCounter, 7113 SdHoareTripleChecker+Invalid, 5.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5715 mSDsCounter, 1155 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5344 IncrementalHoareTripleChecker+Invalid, 6499 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1155 mSolverCounterUnsat, 1398 mSDtfsCounter, 5344 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2046 GetRequests, 1923 SyntacticMatches, 2 SemanticMatches, 121 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 941 ImplicationChecksByTransitivity, 5.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=403occurred in iteration=4, InterpolantAutomatonStates: 81, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 336 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 29.1s InterpolantComputationTime, 2821 NumberOfCodeBlocks, 2821 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 3377 ConstructedInterpolants, 0 QuantifiedInterpolants, 17222 SizeOfPredicates, 15 NumberOfNonLiveVariables, 1156 ConjunctsInSsa, 31 ConjunctsInUnsatCore, 9 InterpolantComputations, 6 PerfectInterpolantSequences, 73047/75360 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: (((((((((\old(cond) != 0) || (var_1_13 < 1)) || (0 < var_1_14)) && (64 == var_1_7)) && (0 <= 0)) && (last_1_var_1_7 <= 64)) && (128 <= last_1_var_1_17)) && (128 <= var_1_17)) || (((((((1 <= var_1_14) && (var_1_12 == 1)) && ((256 + var_1_22) == 0)) && ((999999950 + var_1_8) == (((long long) ((int) var_1_9 + last_1_var_1_20) + var_1_17) + var_1_10))) && (128 <= last_1_var_1_17)) && (var_1_1 == (256 + var_1_21))) && (1 <= var_1_13))) - ProcedureContractResult [Line: 20]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Requires: ((((((64 == var_1_7) && (0 <= 0)) && (last_1_var_1_7 <= 64)) && (128 <= last_1_var_1_17)) && (128 <= var_1_17)) || (((999933905 <= var_1_17) && (var_1_12 == 1)) && (999933905 <= last_1_var_1_17))) Ensures: ((((((((64 == var_1_7) && (0 <= 0)) && (last_1_var_1_7 <= 64)) || (((999933905 <= var_1_17) && (var_1_12 == 1)) && (999933905 <= last_1_var_1_17))) && (cond != 0)) && (128 <= last_1_var_1_17)) && (128 <= var_1_17)) && (((((((((((((((((((((((((((((((((((((((((((((((isInitial == \old(isInitial)) && (var_1_1 == \old(var_1_1))) && (var_1_7 == \old(var_1_7))) && (var_1_8 == \old(var_1_8))) && (var_1_9 == \old(var_1_9))) && (var_1_10 == \old(var_1_10))) && (var_1_11 == \old(var_1_11))) && (var_1_12 == \old(var_1_12))) && (var_1_13 == \old(var_1_13))) && (var_1_14 == \old(var_1_14))) && (var_1_15 == \old(var_1_15))) && (var_1_17 == \old(var_1_17))) && (var_1_18 == \old(var_1_18))) && (var_1_19 == \old(var_1_19))) && (var_1_20 == \old(var_1_20))) && (var_1_21 == \old(var_1_21))) && (var_1_22 == \old(var_1_22))) && (var_1_23 == \old(var_1_23))) && (var_1_24 == \old(var_1_24))) && (var_1_25 == \old(var_1_25))) && (var_1_26 == \old(var_1_26))) && (var_1_27 == \old(var_1_27))) && (var_1_28 == \old(var_1_28))) && (var_1_29 == \old(var_1_29))) && (var_1_30 == \old(var_1_30))) && (var_1_31 == \old(var_1_31))) && (var_1_32 == \old(var_1_32))) && (var_1_33 == \old(var_1_33))) && (var_1_34 == \old(var_1_34))) && (var_1_35 == \old(var_1_35))) && (var_1_36 == \old(var_1_36))) && (var_1_37 == \old(var_1_37))) && (var_1_38 == \old(var_1_38))) && (var_1_39 == \old(var_1_39))) && (var_1_40 == \old(var_1_40))) && (var_1_41 == \old(var_1_41))) && (var_1_42 == \old(var_1_42))) && (var_1_43 == \old(var_1_43))) && (var_1_44 == \old(var_1_44))) && (var_1_45 == \old(var_1_45))) && (var_1_46 == \old(var_1_46))) && (var_1_47 == \old(var_1_47))) && (var_1_48 == \old(var_1_48))) && (var_1_49 == \old(var_1_49))) && (last_1_var_1_7 == \old(last_1_var_1_7))) && (last_1_var_1_17 == \old(last_1_var_1_17))) && (last_1_var_1_20 == \old(last_1_var_1_20)))) RESULT: Ultimate proved your program to be correct! [2024-10-24 05:56:11,748 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE