./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-66.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-66.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 ab3009c5075b0ebd92692dd619a86557cce84a8d711f4e9b6310d42ccb6a6f85 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 04:47:00,044 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 04:47:00,129 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-10 04:47:00,137 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 04:47:00,138 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 04:47:00,176 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 04:47:00,177 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 04:47:00,177 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 04:47:00,178 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 04:47:00,179 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 04:47:00,179 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 04:47:00,180 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 04:47:00,180 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 04:47:00,181 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 04:47:00,181 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 04:47:00,182 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 04:47:00,182 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 04:47:00,182 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 04:47:00,183 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 04:47:00,183 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 04:47:00,183 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 04:47:00,186 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 04:47:00,186 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 04:47:00,186 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 04:47:00,187 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 04:47:00,187 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 04:47:00,187 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 04:47:00,188 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 04:47:00,188 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 04:47:00,188 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 04:47:00,188 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 04:47:00,189 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 04:47:00,189 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 04:47:00,189 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 04:47:00,190 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 04:47:00,190 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 04:47:00,190 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 04:47:00,190 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 04:47:00,190 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 04:47:00,191 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 04:47:00,191 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 04:47:00,192 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 04:47:00,193 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ab3009c5075b0ebd92692dd619a86557cce84a8d711f4e9b6310d42ccb6a6f85 [2024-11-10 04:47:00,463 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 04:47:00,492 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 04:47:00,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 04:47:00,496 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 04:47:00,496 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 04:47:00,497 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-66.i [2024-11-10 04:47:01,950 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 04:47:02,196 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 04:47:02,197 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-66.i [2024-11-10 04:47:02,208 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02b933ef8/81aeaf7a4ba844a1b91422493c189237/FLAG7212b4eb0 [2024-11-10 04:47:02,227 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02b933ef8/81aeaf7a4ba844a1b91422493c189237 [2024-11-10 04:47:02,231 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 04:47:02,233 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 04:47:02,235 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 04:47:02,235 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 04:47:02,241 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 04:47:02,241 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:47:02" (1/1) ... [2024-11-10 04:47:02,242 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b0a0d78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:02, skipping insertion in model container [2024-11-10 04:47:02,242 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:47:02" (1/1) ... [2024-11-10 04:47:02,277 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 04:47:02,447 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-66.i[915,928] [2024-11-10 04:47:02,557 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 04:47:02,577 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 04:47:02,590 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-66.i[915,928] [2024-11-10 04:47:02,644 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 04:47:02,671 INFO L204 MainTranslator]: Completed translation [2024-11-10 04:47:02,672 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:02 WrapperNode [2024-11-10 04:47:02,672 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 04:47:02,674 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 04:47:02,675 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 04:47:02,675 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 04:47:02,683 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:02" (1/1) ... [2024-11-10 04:47:02,699 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:02" (1/1) ... [2024-11-10 04:47:02,754 INFO L138 Inliner]: procedures = 26, calls = 57, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 252 [2024-11-10 04:47:02,755 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 04:47:02,756 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 04:47:02,757 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 04:47:02,757 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 04:47:02,767 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:02" (1/1) ... [2024-11-10 04:47:02,768 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:02" (1/1) ... [2024-11-10 04:47:02,772 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:02" (1/1) ... [2024-11-10 04:47:02,808 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-10 04:47:02,809 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:02" (1/1) ... [2024-11-10 04:47:02,809 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:02" (1/1) ... [2024-11-10 04:47:02,823 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:02" (1/1) ... [2024-11-10 04:47:02,824 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:02" (1/1) ... [2024-11-10 04:47:02,826 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:02" (1/1) ... [2024-11-10 04:47:02,828 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:02" (1/1) ... [2024-11-10 04:47:02,831 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 04:47:02,835 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 04:47:02,835 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 04:47:02,835 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 04:47:02,836 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:02" (1/1) ... [2024-11-10 04:47:02,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 04:47:02,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 04:47:02,872 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-10 04:47:02,875 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-10 04:47:02,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 04:47:02,927 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 04:47:02,928 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 04:47:02,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 04:47:02,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 04:47:02,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 04:47:03,082 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 04:47:03,087 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 04:47:03,601 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-10 04:47:03,602 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 04:47:03,622 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 04:47:03,623 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 04:47:03,624 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 04:47:03 BoogieIcfgContainer [2024-11-10 04:47:03,624 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 04:47:03,628 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 04:47:03,628 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 04:47:03,632 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 04:47:03,632 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 04:47:02" (1/3) ... [2024-11-10 04:47:03,633 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3aa56d86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 04:47:03, skipping insertion in model container [2024-11-10 04:47:03,634 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:47:02" (2/3) ... [2024-11-10 04:47:03,635 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3aa56d86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 04:47:03, skipping insertion in model container [2024-11-10 04:47:03,635 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 04:47:03" (3/3) ... [2024-11-10 04:47:03,637 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-50_file-66.i [2024-11-10 04:47:03,651 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 04:47:03,652 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 04:47:03,720 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 04:47:03,727 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;@5e16922, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 04:47:03,728 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 04:47:03,736 INFO L276 IsEmpty]: Start isEmpty. Operand has 118 states, 71 states have (on average 1.3943661971830985) internal successors, (99), 72 states have internal predecessors, (99), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-10 04:47:03,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-11-10 04:47:03,758 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:47:03,759 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:47:03,760 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:47:03,767 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:47:03,768 INFO L85 PathProgramCache]: Analyzing trace with hash -1545379317, now seen corresponding path program 1 times [2024-11-10 04:47:03,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:47:03,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435762056] [2024-11-10 04:47:03,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:47:03,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:47:03,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:47:04,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:47:04,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:47:04,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:47:04,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:47:04,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:47:04,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:47:04,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 04:47:04,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 04:47:04,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 04:47:04,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 04:47:04,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 04:47:04,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 04:47:04,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 04:47:04,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 04:47:04,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 04:47:04,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 04:47:04,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 04:47:04,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 04:47:04,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 04:47:04,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 04:47:04,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 04:47:04,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 04:47:04,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 04:47:04,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 04:47:04,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 04:47:04,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 04:47:04,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 04:47:04,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 04:47:04,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 04:47:04,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 04:47:04,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 04:47:04,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 04:47:04,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 04:47:04,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 04:47:04,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 04:47:04,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 04:47:04,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 04:47:04,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 04:47:04,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 04:47:04,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 04:47:04,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 04:47:04,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 04:47:04,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 04:47:04,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:04,548 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 04:47:04,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:47:04,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435762056] [2024-11-10 04:47:04,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1435762056] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:47:04,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:47:04,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 04:47:04,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282205905] [2024-11-10 04:47:04,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:47:04,561 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 04:47:04,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:47:04,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 04:47:04,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 04:47:04,590 INFO L87 Difference]: Start difference. First operand has 118 states, 71 states have (on average 1.3943661971830985) internal successors, (99), 72 states have internal predecessors, (99), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) Second operand has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-10 04:47:04,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:47:04,645 INFO L93 Difference]: Finished difference Result 228 states and 411 transitions. [2024-11-10 04:47:04,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 04:47:04,648 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 2 states have call successors, (44) Word has length 273 [2024-11-10 04:47:04,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:47:04,661 INFO L225 Difference]: With dead ends: 228 [2024-11-10 04:47:04,662 INFO L226 Difference]: Without dead ends: 113 [2024-11-10 04:47:04,667 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 04:47:04,672 INFO L432 NwaCegarLoop]: 179 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 179 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 04:47:04,674 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 179 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 04:47:04,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2024-11-10 04:47:04,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2024-11-10 04:47:04,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 67 states have (on average 1.3582089552238805) internal successors, (91), 67 states have internal predecessors, (91), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-10 04:47:04,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 179 transitions. [2024-11-10 04:47:04,741 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 179 transitions. Word has length 273 [2024-11-10 04:47:04,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:47:04,742 INFO L471 AbstractCegarLoop]: Abstraction has 113 states and 179 transitions. [2024-11-10 04:47:04,742 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-10 04:47:04,743 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 179 transitions. [2024-11-10 04:47:04,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-11-10 04:47:04,750 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:47:04,751 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:47:04,752 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 04:47:04,752 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:47:04,753 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:47:04,753 INFO L85 PathProgramCache]: Analyzing trace with hash -810059543, now seen corresponding path program 1 times [2024-11-10 04:47:04,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:47:04,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082000744] [2024-11-10 04:47:04,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:47:04,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:47:05,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:47:10,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:47:10,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:47:10,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:47:10,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:47:10,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:47:10,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:47:10,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 04:47:10,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 04:47:10,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 04:47:10,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 04:47:10,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 04:47:10,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 04:47:10,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 04:47:10,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 04:47:10,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 04:47:10,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 04:47:10,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 04:47:10,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 04:47:10,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 04:47:10,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 04:47:10,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 04:47:10,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 04:47:10,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 04:47:10,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 04:47:10,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 04:47:10,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 04:47:10,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 04:47:10,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 04:47:10,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 04:47:10,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 04:47:10,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 04:47:10,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 04:47:10,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 04:47:10,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 04:47:10,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 04:47:10,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 04:47:10,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 04:47:10,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 04:47:10,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 04:47:10,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 04:47:10,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 04:47:10,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 04:47:10,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 04:47:10,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:10,959 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 04:47:10,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:47:10,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082000744] [2024-11-10 04:47:10,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082000744] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:47:10,961 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:47:10,961 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-10 04:47:10,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280701073] [2024-11-10 04:47:10,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:47:10,963 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-10 04:47:10,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:47:10,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-10 04:47:10,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2024-11-10 04:47:10,968 INFO L87 Difference]: Start difference. First operand 113 states and 179 transitions. Second operand has 15 states, 15 states have (on average 3.7333333333333334) internal successors, (56), 15 states have internal predecessors, (56), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 04:47:12,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:47:12,231 INFO L93 Difference]: Finished difference Result 357 states and 532 transitions. [2024-11-10 04:47:12,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-10 04:47:12,232 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), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 273 [2024-11-10 04:47:12,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:47:12,236 INFO L225 Difference]: With dead ends: 357 [2024-11-10 04:47:12,236 INFO L226 Difference]: Without dead ends: 247 [2024-11-10 04:47:12,238 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2024-11-10 04:47:12,239 INFO L432 NwaCegarLoop]: 166 mSDtfsCounter, 195 mSDsluCounter, 1234 mSDsCounter, 0 mSdLazyCounter, 519 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 195 SdHoareTripleChecker+Valid, 1400 SdHoareTripleChecker+Invalid, 534 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 519 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-10 04:47:12,239 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [195 Valid, 1400 Invalid, 534 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 519 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-10 04:47:12,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2024-11-10 04:47:12,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 159. [2024-11-10 04:47:12,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 108 states have (on average 1.3888888888888888) internal successors, (150), 109 states have internal predecessors, (150), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 47 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-10 04:47:12,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 246 transitions. [2024-11-10 04:47:12,282 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 246 transitions. Word has length 273 [2024-11-10 04:47:12,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:47:12,285 INFO L471 AbstractCegarLoop]: Abstraction has 159 states and 246 transitions. [2024-11-10 04:47:12,285 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), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 04:47:12,285 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 246 transitions. [2024-11-10 04:47:12,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-11-10 04:47:12,291 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:47:12,292 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:47:12,292 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 04:47:12,292 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:47:12,293 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:47:12,293 INFO L85 PathProgramCache]: Analyzing trace with hash -781430392, now seen corresponding path program 1 times [2024-11-10 04:47:12,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:47:12,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222852281] [2024-11-10 04:47:12,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:47:12,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:47:12,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:47:18,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:47:18,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:47:18,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:47:18,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:47:18,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:47:18,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:47:18,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 04:47:18,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 04:47:18,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 04:47:18,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 04:47:18,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 04:47:18,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 04:47:18,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 04:47:18,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 04:47:18,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 04:47:18,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 04:47:18,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 04:47:18,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 04:47:18,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 04:47:18,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 04:47:18,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 04:47:18,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 04:47:18,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 04:47:18,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 04:47:18,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 04:47:18,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 04:47:18,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 04:47:18,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 04:47:18,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 04:47:18,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 04:47:18,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 04:47:18,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 04:47:18,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 04:47:18,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 04:47:18,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 04:47:18,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 04:47:18,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 04:47:18,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 04:47:18,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 04:47:18,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 04:47:18,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 04:47:18,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 04:47:18,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 04:47:18,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:18,352 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 04:47:18,353 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:47:18,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222852281] [2024-11-10 04:47:18,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222852281] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:47:18,354 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:47:18,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-10 04:47:18,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402982618] [2024-11-10 04:47:18,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:47:18,356 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-10 04:47:18,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:47:18,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-10 04:47:18,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2024-11-10 04:47:18,358 INFO L87 Difference]: Start difference. First operand 159 states and 246 transitions. Second operand has 16 states, 16 states have (on average 3.5) internal successors, (56), 16 states have internal predecessors, (56), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 04:47:20,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:47:20,442 INFO L93 Difference]: Finished difference Result 247 states and 348 transitions. [2024-11-10 04:47:20,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-10 04:47:20,442 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 3.5) internal successors, (56), 16 states have internal predecessors, (56), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 273 [2024-11-10 04:47:20,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:47:20,445 INFO L225 Difference]: With dead ends: 247 [2024-11-10 04:47:20,445 INFO L226 Difference]: Without dead ends: 244 [2024-11-10 04:47:20,446 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2024-11-10 04:47:20,447 INFO L432 NwaCegarLoop]: 174 mSDtfsCounter, 182 mSDsluCounter, 1257 mSDsCounter, 0 mSdLazyCounter, 491 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 182 SdHoareTripleChecker+Valid, 1431 SdHoareTripleChecker+Invalid, 491 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 491 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-10 04:47:20,448 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [182 Valid, 1431 Invalid, 491 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 491 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-10 04:47:20,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2024-11-10 04:47:20,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 159. [2024-11-10 04:47:20,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 108 states have (on average 1.3888888888888888) internal successors, (150), 109 states have internal predecessors, (150), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 47 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-10 04:47:20,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 246 transitions. [2024-11-10 04:47:20,485 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 246 transitions. Word has length 273 [2024-11-10 04:47:20,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:47:20,486 INFO L471 AbstractCegarLoop]: Abstraction has 159 states and 246 transitions. [2024-11-10 04:47:20,486 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.5) internal successors, (56), 16 states have internal predecessors, (56), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 04:47:20,487 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 246 transitions. [2024-11-10 04:47:20,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-11-10 04:47:20,490 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:47:20,491 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:47:20,491 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-10 04:47:20,491 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:47:20,491 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:47:20,492 INFO L85 PathProgramCache]: Analyzing trace with hash -1006573048, now seen corresponding path program 1 times [2024-11-10 04:47:20,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:47:20,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524004411] [2024-11-10 04:47:20,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:47:20,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:47:20,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:47:42,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:47:42,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:47:42,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:47:42,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:47:42,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:47:42,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:47:42,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 04:47:42,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 04:47:42,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 04:47:42,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 04:47:42,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 04:47:42,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 04:47:42,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 04:47:42,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 04:47:42,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 04:47:42,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 04:47:42,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 04:47:42,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 04:47:42,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 04:47:42,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 04:47:42,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 04:47:42,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 04:47:42,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 04:47:42,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 04:47:42,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 04:47:42,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 04:47:42,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 04:47:42,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 04:47:42,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 04:47:42,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 04:47:42,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 04:47:42,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 04:47:42,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 04:47:42,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 04:47:42,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 04:47:42,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 04:47:42,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 04:47:42,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 04:47:42,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 04:47:42,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 04:47:42,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 04:47:42,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 04:47:42,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 04:47:42,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:42,897 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 04:47:42,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:47:42,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524004411] [2024-11-10 04:47:42,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1524004411] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:47:42,898 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:47:42,899 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-10 04:47:42,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402993010] [2024-11-10 04:47:42,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:47:42,900 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-10 04:47:42,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:47:42,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-10 04:47:42,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2024-11-10 04:47:42,904 INFO L87 Difference]: Start difference. First operand 159 states and 246 transitions. Second operand has 15 states, 15 states have (on average 3.7333333333333334) internal successors, (56), 15 states have internal predecessors, (56), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 04:47:44,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:47:44,216 INFO L93 Difference]: Finished difference Result 227 states and 325 transitions. [2024-11-10 04:47:44,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-10 04:47:44,217 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), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 273 [2024-11-10 04:47:44,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:47:44,224 INFO L225 Difference]: With dead ends: 227 [2024-11-10 04:47:44,224 INFO L226 Difference]: Without dead ends: 224 [2024-11-10 04:47:44,225 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2024-11-10 04:47:44,226 INFO L432 NwaCegarLoop]: 157 mSDtfsCounter, 168 mSDsluCounter, 1045 mSDsCounter, 0 mSdLazyCounter, 455 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 168 SdHoareTripleChecker+Valid, 1202 SdHoareTripleChecker+Invalid, 456 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 455 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-10 04:47:44,226 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [168 Valid, 1202 Invalid, 456 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 455 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-10 04:47:44,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2024-11-10 04:47:44,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 164. [2024-11-10 04:47:44,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 113 states have (on average 1.3893805309734513) internal successors, (157), 114 states have internal predecessors, (157), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 47 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-10 04:47:44,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 253 transitions. [2024-11-10 04:47:44,251 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 253 transitions. Word has length 273 [2024-11-10 04:47:44,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:47:44,252 INFO L471 AbstractCegarLoop]: Abstraction has 164 states and 253 transitions. [2024-11-10 04:47:44,253 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), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 04:47:44,253 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 253 transitions. [2024-11-10 04:47:44,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-11-10 04:47:44,256 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:47:44,256 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:47:44,256 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-10 04:47:44,257 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:47:44,257 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:47:44,257 INFO L85 PathProgramCache]: Analyzing trace with hash -977943897, now seen corresponding path program 1 times [2024-11-10 04:47:44,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:47:44,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9396580] [2024-11-10 04:47:44,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:47:44,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:47:44,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:47:50,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:47:50,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:47:50,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:47:50,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:47:50,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:47:50,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:47:50,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 04:47:50,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 04:47:50,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 04:47:50,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 04:47:50,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 04:47:50,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 04:47:50,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 04:47:50,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 04:47:50,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 04:47:50,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 04:47:50,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 04:47:50,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 04:47:50,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 04:47:50,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 04:47:50,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 04:47:50,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 04:47:50,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 04:47:50,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 04:47:50,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 04:47:50,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 04:47:50,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 04:47:50,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 04:47:50,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 04:47:50,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 04:47:50,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 04:47:50,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 04:47:50,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 04:47:50,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 04:47:50,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 04:47:50,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 04:47:50,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 04:47:50,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 04:47:50,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 04:47:50,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 04:47:50,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 04:47:50,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 04:47:50,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 04:47:50,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:50,884 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 04:47:50,884 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:47:50,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [9396580] [2024-11-10 04:47:50,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [9396580] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:47:50,886 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:47:50,886 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-10 04:47:50,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265234861] [2024-11-10 04:47:50,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:47:50,887 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-10 04:47:50,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:47:50,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-10 04:47:50,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2024-11-10 04:47:50,890 INFO L87 Difference]: Start difference. First operand 164 states and 253 transitions. Second operand has 16 states, 16 states have (on average 3.5) internal successors, (56), 16 states have internal predecessors, (56), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 04:47:52,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:47:52,307 INFO L93 Difference]: Finished difference Result 255 states and 357 transitions. [2024-11-10 04:47:52,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-10 04:47:52,308 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 3.5) internal successors, (56), 16 states have internal predecessors, (56), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 273 [2024-11-10 04:47:52,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:47:52,311 INFO L225 Difference]: With dead ends: 255 [2024-11-10 04:47:52,311 INFO L226 Difference]: Without dead ends: 252 [2024-11-10 04:47:52,312 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2024-11-10 04:47:52,313 INFO L432 NwaCegarLoop]: 186 mSDtfsCounter, 159 mSDsluCounter, 1326 mSDsCounter, 0 mSdLazyCounter, 546 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 159 SdHoareTripleChecker+Valid, 1512 SdHoareTripleChecker+Invalid, 546 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 546 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-10 04:47:52,313 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [159 Valid, 1512 Invalid, 546 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 546 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-10 04:47:52,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2024-11-10 04:47:52,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 164. [2024-11-10 04:47:52,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 113 states have (on average 1.3893805309734513) internal successors, (157), 114 states have internal predecessors, (157), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 47 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-10 04:47:52,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 253 transitions. [2024-11-10 04:47:52,338 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 253 transitions. Word has length 273 [2024-11-10 04:47:52,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:47:52,339 INFO L471 AbstractCegarLoop]: Abstraction has 164 states and 253 transitions. [2024-11-10 04:47:52,340 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.5) internal successors, (56), 16 states have internal predecessors, (56), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 04:47:52,340 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 253 transitions. [2024-11-10 04:47:52,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-11-10 04:47:52,343 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:47:52,343 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:47:52,343 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-10 04:47:52,343 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:47:52,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:47:52,344 INFO L85 PathProgramCache]: Analyzing trace with hash -1103462550, now seen corresponding path program 1 times [2024-11-10 04:47:52,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:47:52,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546462194] [2024-11-10 04:47:52,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:47:52,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:47:52,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:47:52,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:47:52,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:47:52,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:47:52,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:47:52,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:47:52,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:47:52,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 04:47:52,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 04:47:52,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 04:47:52,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 04:47:52,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 04:47:52,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 04:47:52,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 04:47:52,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 04:47:52,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 04:47:52,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 04:47:52,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 04:47:52,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 04:47:52,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 04:47:52,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 04:47:52,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 04:47:52,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 04:47:52,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 04:47:52,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 04:47:52,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 04:47:52,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 04:47:52,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 04:47:52,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 04:47:52,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 04:47:52,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 04:47:52,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 04:47:52,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 04:47:52,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 04:47:52,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 04:47:52,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 04:47:52,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 04:47:52,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 04:47:52,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 04:47:52,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 04:47:52,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 04:47:52,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 04:47:52,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 04:47:52,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 04:47:52,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,505 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 04:47:52,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:47:52,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546462194] [2024-11-10 04:47:52,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546462194] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:47:52,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:47:52,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 04:47:52,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335673982] [2024-11-10 04:47:52,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:47:52,506 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 04:47:52,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:47:52,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 04:47:52,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 04:47:52,507 INFO L87 Difference]: Start difference. First operand 164 states and 253 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 04:47:52,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:47:52,558 INFO L93 Difference]: Finished difference Result 462 states and 718 transitions. [2024-11-10 04:47:52,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 04:47:52,559 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 273 [2024-11-10 04:47:52,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:47:52,563 INFO L225 Difference]: With dead ends: 462 [2024-11-10 04:47:52,563 INFO L226 Difference]: Without dead ends: 301 [2024-11-10 04:47:52,565 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 04:47:52,566 INFO L432 NwaCegarLoop]: 335 mSDtfsCounter, 166 mSDsluCounter, 165 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 166 SdHoareTripleChecker+Valid, 500 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 04:47:52,566 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [166 Valid, 500 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 04:47:52,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2024-11-10 04:47:52,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 298. [2024-11-10 04:47:52,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 298 states, 197 states have (on average 1.3401015228426396) internal successors, (264), 199 states have internal predecessors, (264), 96 states have call successors, (96), 4 states have call predecessors, (96), 4 states have return successors, (96), 94 states have call predecessors, (96), 96 states have call successors, (96) [2024-11-10 04:47:52,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 456 transitions. [2024-11-10 04:47:52,605 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 456 transitions. Word has length 273 [2024-11-10 04:47:52,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:47:52,605 INFO L471 AbstractCegarLoop]: Abstraction has 298 states and 456 transitions. [2024-11-10 04:47:52,606 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 04:47:52,606 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 456 transitions. [2024-11-10 04:47:52,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-11-10 04:47:52,607 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:47:52,608 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:47:52,608 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-10 04:47:52,608 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:47:52,608 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:47:52,609 INFO L85 PathProgramCache]: Analyzing trace with hash 1384050283, now seen corresponding path program 1 times [2024-11-10 04:47:52,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:47:52,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599229057] [2024-11-10 04:47:52,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:47:52,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:47:52,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:47:52,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:47:52,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:47:52,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:47:52,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:47:52,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:47:52,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:47:52,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 04:47:52,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 04:47:52,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 04:47:52,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 04:47:52,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 04:47:52,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 04:47:52,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 04:47:52,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 04:47:52,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 04:47:52,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 04:47:52,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 04:47:52,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 04:47:52,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 04:47:52,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 04:47:52,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 04:47:52,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 04:47:52,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 04:47:52,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 04:47:52,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 04:47:52,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 04:47:52,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 04:47:52,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 04:47:52,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 04:47:52,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 04:47:52,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 04:47:52,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 04:47:52,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 04:47:52,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 04:47:52,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 04:47:52,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 04:47:52,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 04:47:52,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 04:47:52,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 04:47:52,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 04:47:52,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 04:47:52,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 04:47:52,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 04:47:52,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:52,889 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 04:47:52,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:47:52,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599229057] [2024-11-10 04:47:52,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1599229057] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:47:52,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:47:52,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 04:47:52,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671578226] [2024-11-10 04:47:52,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:47:52,891 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 04:47:52,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:47:52,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 04:47:52,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-10 04:47:52,892 INFO L87 Difference]: Start difference. First operand 298 states and 456 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 04:47:53,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:47:53,189 INFO L93 Difference]: Finished difference Result 881 states and 1338 transitions. [2024-11-10 04:47:53,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 04:47:53,190 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 273 [2024-11-10 04:47:53,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:47:53,196 INFO L225 Difference]: With dead ends: 881 [2024-11-10 04:47:53,196 INFO L226 Difference]: Without dead ends: 586 [2024-11-10 04:47:53,197 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-10 04:47:53,201 INFO L432 NwaCegarLoop]: 192 mSDtfsCounter, 117 mSDsluCounter, 341 mSDsCounter, 0 mSdLazyCounter, 245 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 533 SdHoareTripleChecker+Invalid, 258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-10 04:47:53,201 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 533 Invalid, 258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 245 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-10 04:47:53,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 586 states. [2024-11-10 04:47:53,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 586 to 537. [2024-11-10 04:47:53,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 537 states, 340 states have (on average 1.3235294117647058) internal successors, (450), 343 states have internal predecessors, (450), 188 states have call successors, (188), 8 states have call predecessors, (188), 8 states have return successors, (188), 185 states have call predecessors, (188), 188 states have call successors, (188) [2024-11-10 04:47:53,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 537 states and 826 transitions. [2024-11-10 04:47:53,278 INFO L78 Accepts]: Start accepts. Automaton has 537 states and 826 transitions. Word has length 273 [2024-11-10 04:47:53,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:47:53,279 INFO L471 AbstractCegarLoop]: Abstraction has 537 states and 826 transitions. [2024-11-10 04:47:53,279 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 04:47:53,280 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 826 transitions. [2024-11-10 04:47:53,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-11-10 04:47:53,281 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:47:53,281 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:47:53,282 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-10 04:47:53,282 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:47:53,282 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:47:53,282 INFO L85 PathProgramCache]: Analyzing trace with hash 1187536778, now seen corresponding path program 1 times [2024-11-10 04:47:53,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:47:53,282 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539556166] [2024-11-10 04:47:53,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:47:53,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:47:53,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:47:55,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:47:55,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:47:55,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:47:55,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:47:55,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:47:55,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:47:55,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 04:47:55,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 04:47:55,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 04:47:55,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 04:47:55,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 04:47:55,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 04:47:55,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 04:47:55,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 04:47:55,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 04:47:55,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 04:47:55,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 04:47:55,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 04:47:55,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 04:47:55,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 04:47:55,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 04:47:55,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 04:47:55,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 04:47:55,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 04:47:55,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 04:47:55,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 04:47:55,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 04:47:55,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 04:47:55,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 04:47:55,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 04:47:55,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 04:47:55,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 04:47:55,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 04:47:55,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 04:47:55,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 04:47:55,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 04:47:55,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 04:47:55,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 04:47:55,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 04:47:55,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 04:47:55,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 04:47:55,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 04:47:55,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 04:47:55,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:55,882 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 04:47:55,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:47:55,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539556166] [2024-11-10 04:47:55,882 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [539556166] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:47:55,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:47:55,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-10 04:47:55,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924498429] [2024-11-10 04:47:55,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:47:55,884 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-10 04:47:55,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:47:55,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-10 04:47:55,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2024-11-10 04:47:55,886 INFO L87 Difference]: Start difference. First operand 537 states and 826 transitions. Second operand has 13 states, 13 states have (on average 4.3076923076923075) internal successors, (56), 13 states have internal predecessors, (56), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 04:47:56,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:47:56,820 INFO L93 Difference]: Finished difference Result 696 states and 1006 transitions. [2024-11-10 04:47:56,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-10 04:47:56,821 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.3076923076923075) internal successors, (56), 13 states have internal predecessors, (56), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 273 [2024-11-10 04:47:56,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:47:56,826 INFO L225 Difference]: With dead ends: 696 [2024-11-10 04:47:56,826 INFO L226 Difference]: Without dead ends: 693 [2024-11-10 04:47:56,827 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=75, Invalid=135, Unknown=0, NotChecked=0, Total=210 [2024-11-10 04:47:56,827 INFO L432 NwaCegarLoop]: 190 mSDtfsCounter, 319 mSDsluCounter, 784 mSDsCounter, 0 mSdLazyCounter, 549 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 319 SdHoareTripleChecker+Valid, 974 SdHoareTripleChecker+Invalid, 561 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 549 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-10 04:47:56,828 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [319 Valid, 974 Invalid, 561 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 549 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-10 04:47:56,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 693 states. [2024-11-10 04:47:56,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 693 to 595. [2024-11-10 04:47:56,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 595 states, 387 states have (on average 1.3049095607235142) internal successors, (505), 392 states have internal predecessors, (505), 196 states have call successors, (196), 11 states have call predecessors, (196), 11 states have return successors, (196), 191 states have call predecessors, (196), 196 states have call successors, (196) [2024-11-10 04:47:56,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 595 states and 897 transitions. [2024-11-10 04:47:56,897 INFO L78 Accepts]: Start accepts. Automaton has 595 states and 897 transitions. Word has length 273 [2024-11-10 04:47:56,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:47:56,898 INFO L471 AbstractCegarLoop]: Abstraction has 595 states and 897 transitions. [2024-11-10 04:47:56,898 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.3076923076923075) internal successors, (56), 13 states have internal predecessors, (56), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 04:47:56,898 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 897 transitions. [2024-11-10 04:47:56,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-11-10 04:47:56,900 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:47:56,900 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:47:56,900 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-10 04:47:56,901 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:47:56,901 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:47:56,901 INFO L85 PathProgramCache]: Analyzing trace with hash 1216165929, now seen corresponding path program 1 times [2024-11-10 04:47:56,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:47:56,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220527041] [2024-11-10 04:47:56,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:47:56,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:47:56,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:47:59,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:47:59,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:47:59,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:47:59,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:47:59,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:47:59,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:47:59,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 04:47:59,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 04:47:59,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 04:47:59,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 04:47:59,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 04:47:59,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 04:47:59,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 04:47:59,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 04:47:59,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 04:47:59,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 04:47:59,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 04:47:59,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 04:47:59,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 04:47:59,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 04:47:59,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 04:47:59,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 04:47:59,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 04:47:59,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 04:47:59,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 04:47:59,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 04:47:59,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 04:47:59,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 04:47:59,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 04:47:59,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 04:47:59,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 04:47:59,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 04:47:59,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 04:47:59,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:47:59,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 04:47:59,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:00,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 04:48:00,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:00,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 04:48:00,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:00,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 04:48:00,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:00,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 04:48:00,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:00,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 04:48:00,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:00,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 04:48:00,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:00,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 04:48:00,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:00,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 04:48:00,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:00,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 04:48:00,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:00,025 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 04:48:00,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:48:00,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220527041] [2024-11-10 04:48:00,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1220527041] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:48:00,026 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:48:00,026 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-10 04:48:00,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900264763] [2024-11-10 04:48:00,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:48:00,027 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-10 04:48:00,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:48:00,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-10 04:48:00,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=98, Unknown=0, NotChecked=0, Total=156 [2024-11-10 04:48:00,028 INFO L87 Difference]: Start difference. First operand 595 states and 897 transitions. Second operand has 13 states, 13 states have (on average 4.3076923076923075) internal successors, (56), 13 states have internal predecessors, (56), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 04:48:01,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:48:01,048 INFO L93 Difference]: Finished difference Result 693 states and 1003 transitions. [2024-11-10 04:48:01,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-10 04:48:01,049 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.3076923076923075) internal successors, (56), 13 states have internal predecessors, (56), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 273 [2024-11-10 04:48:01,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:48:01,055 INFO L225 Difference]: With dead ends: 693 [2024-11-10 04:48:01,055 INFO L226 Difference]: Without dead ends: 690 [2024-11-10 04:48:01,056 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=80, Invalid=130, Unknown=0, NotChecked=0, Total=210 [2024-11-10 04:48:01,056 INFO L432 NwaCegarLoop]: 215 mSDtfsCounter, 284 mSDsluCounter, 773 mSDsCounter, 0 mSdLazyCounter, 430 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 284 SdHoareTripleChecker+Valid, 988 SdHoareTripleChecker+Invalid, 446 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 430 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-10 04:48:01,057 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [284 Valid, 988 Invalid, 446 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 430 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-10 04:48:01,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 690 states. [2024-11-10 04:48:01,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 690 to 595. [2024-11-10 04:48:01,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 595 states, 387 states have (on average 1.3049095607235142) internal successors, (505), 392 states have internal predecessors, (505), 196 states have call successors, (196), 11 states have call predecessors, (196), 11 states have return successors, (196), 191 states have call predecessors, (196), 196 states have call successors, (196) [2024-11-10 04:48:01,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 595 states and 897 transitions. [2024-11-10 04:48:01,128 INFO L78 Accepts]: Start accepts. Automaton has 595 states and 897 transitions. Word has length 273 [2024-11-10 04:48:01,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:48:01,129 INFO L471 AbstractCegarLoop]: Abstraction has 595 states and 897 transitions. [2024-11-10 04:48:01,129 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.3076923076923075) internal successors, (56), 13 states have internal predecessors, (56), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 04:48:01,129 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 897 transitions. [2024-11-10 04:48:01,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-11-10 04:48:01,131 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:48:01,131 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:48:01,131 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-10 04:48:01,131 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:48:01,132 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:48:01,132 INFO L85 PathProgramCache]: Analyzing trace with hash -1315618168, now seen corresponding path program 1 times [2024-11-10 04:48:01,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:48:01,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744708497] [2024-11-10 04:48:01,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:48:01,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:48:01,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:48:01,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:48:01,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:48:01,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:48:01,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:48:01,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:48:01,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:48:01,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 04:48:01,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 04:48:01,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 04:48:01,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 04:48:01,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 04:48:01,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 04:48:01,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 04:48:01,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 04:48:01,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 04:48:01,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 04:48:01,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 04:48:01,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 04:48:01,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 04:48:01,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 04:48:01,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 04:48:01,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 04:48:01,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 04:48:01,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 04:48:01,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 04:48:01,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 04:48:01,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 04:48:01,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 04:48:01,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 04:48:01,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 04:48:01,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 04:48:01,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 04:48:01,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 04:48:01,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 04:48:01,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 04:48:01,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 04:48:01,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 04:48:01,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 04:48:01,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 04:48:01,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 04:48:01,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 04:48:01,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 04:48:01,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 04:48:01,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:01,589 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 04:48:01,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:48:01,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744708497] [2024-11-10 04:48:01,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1744708497] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:48:01,590 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:48:01,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 04:48:01,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224030599] [2024-11-10 04:48:01,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:48:01,591 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 04:48:01,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:48:01,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 04:48:01,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-10 04:48:01,592 INFO L87 Difference]: Start difference. First operand 595 states and 897 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 2 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-10 04:48:01,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:48:01,924 INFO L93 Difference]: Finished difference Result 1097 states and 1636 transitions. [2024-11-10 04:48:01,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 04:48:01,924 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 2 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 273 [2024-11-10 04:48:01,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:48:01,929 INFO L225 Difference]: With dead ends: 1097 [2024-11-10 04:48:01,929 INFO L226 Difference]: Without dead ends: 603 [2024-11-10 04:48:01,931 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-10 04:48:01,932 INFO L432 NwaCegarLoop]: 186 mSDtfsCounter, 173 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 173 SdHoareTripleChecker+Valid, 288 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-10 04:48:01,932 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [173 Valid, 288 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-10 04:48:01,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 603 states. [2024-11-10 04:48:01,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 603 to 593. [2024-11-10 04:48:01,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 593 states, 379 states have (on average 1.2770448548812665) internal successors, (484), 384 states have internal predecessors, (484), 200 states have call successors, (200), 13 states have call predecessors, (200), 13 states have return successors, (200), 195 states have call predecessors, (200), 200 states have call successors, (200) [2024-11-10 04:48:01,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 593 states and 884 transitions. [2024-11-10 04:48:01,999 INFO L78 Accepts]: Start accepts. Automaton has 593 states and 884 transitions. Word has length 273 [2024-11-10 04:48:02,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:48:02,000 INFO L471 AbstractCegarLoop]: Abstraction has 593 states and 884 transitions. [2024-11-10 04:48:02,000 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 2 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-10 04:48:02,000 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 884 transitions. [2024-11-10 04:48:02,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2024-11-10 04:48:02,002 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:48:02,002 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:48:02,002 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-10 04:48:02,002 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:48:02,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:48:02,003 INFO L85 PathProgramCache]: Analyzing trace with hash -1612923774, now seen corresponding path program 1 times [2024-11-10 04:48:02,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:48:02,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438305654] [2024-11-10 04:48:02,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:48:02,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:48:02,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-10 04:48:02,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2069999943] [2024-11-10 04:48:02,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:48:02,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 04:48:02,131 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 04:48:02,132 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 04:48:02,134 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-10 04:48:02,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:48:02,324 INFO L255 TraceCheckSpWp]: Trace formula consists of 605 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-10 04:48:02,347 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 04:48:06,464 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1232 proven. 414 refuted. 0 times theorem prover too weak. 2138 trivial. 0 not checked. [2024-11-10 04:48:06,464 INFO L311 TraceCheckSpWp]: Computing backward predicates...