./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-71.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-71.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 182636466dd7ed34c7e4a19dcd08446c47e3ac770c4a66384f8d4d043f90aba6 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 04:18:15,448 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 04:18:15,531 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-10 04:18:15,537 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 04:18:15,537 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 04:18:15,568 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 04:18:15,568 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 04:18:15,569 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 04:18:15,569 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 04:18:15,570 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 04:18:15,570 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 04:18:15,570 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 04:18:15,571 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 04:18:15,571 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 04:18:15,571 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 04:18:15,572 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 04:18:15,572 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 04:18:15,572 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 04:18:15,572 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 04:18:15,573 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 04:18:15,573 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 04:18:15,582 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 04:18:15,583 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 04:18:15,583 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 04:18:15,583 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 04:18:15,583 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 04:18:15,584 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 04:18:15,584 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 04:18:15,584 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 04:18:15,584 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 04:18:15,585 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 04:18:15,585 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 04:18:15,585 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 04:18:15,585 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 04:18:15,586 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 04:18:15,586 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 04:18:15,586 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 04:18:15,586 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 04:18:15,587 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 04:18:15,587 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 04:18:15,587 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 04:18:15,595 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 04:18:15,596 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 182636466dd7ed34c7e4a19dcd08446c47e3ac770c4a66384f8d4d043f90aba6 [2024-11-10 04:18:16,001 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 04:18:16,033 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 04:18:16,042 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 04:18:16,047 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 04:18:16,048 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 04:18:16,049 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-71.i [2024-11-10 04:18:17,663 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 04:18:17,901 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 04:18:17,902 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-71.i [2024-11-10 04:18:17,917 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26a0f44f8/e8a18dccdd2641bb9933b48841d915d5/FLAG0f5da979f [2024-11-10 04:18:18,226 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26a0f44f8/e8a18dccdd2641bb9933b48841d915d5 [2024-11-10 04:18:18,228 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 04:18:18,229 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 04:18:18,230 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 04:18:18,230 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 04:18:18,237 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 04:18:18,238 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:18:18" (1/1) ... [2024-11-10 04:18:18,239 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@460c75e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:18, skipping insertion in model container [2024-11-10 04:18:18,239 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:18:18" (1/1) ... [2024-11-10 04:18:18,329 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 04:18:18,604 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-71.i[916,929] [2024-11-10 04:18:18,754 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 04:18:18,774 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 04:18:18,784 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-71.i[916,929] [2024-11-10 04:18:18,833 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 04:18:18,850 INFO L204 MainTranslator]: Completed translation [2024-11-10 04:18:18,851 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:18 WrapperNode [2024-11-10 04:18:18,851 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 04:18:18,852 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 04:18:18,852 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 04:18:18,852 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 04:18:18,858 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:18" (1/1) ... [2024-11-10 04:18:18,880 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:18" (1/1) ... [2024-11-10 04:18:18,926 INFO L138 Inliner]: procedures = 26, calls = 102, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 563 [2024-11-10 04:18:18,927 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 04:18:18,927 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 04:18:18,928 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 04:18:18,928 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 04:18:18,941 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:18" (1/1) ... [2024-11-10 04:18:18,945 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:18" (1/1) ... [2024-11-10 04:18:18,956 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:18" (1/1) ... [2024-11-10 04:18:18,977 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 04:18:18,977 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:18" (1/1) ... [2024-11-10 04:18:18,977 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:18" (1/1) ... [2024-11-10 04:18:18,992 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:18" (1/1) ... [2024-11-10 04:18:18,995 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:18" (1/1) ... [2024-11-10 04:18:18,998 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:18" (1/1) ... [2024-11-10 04:18:19,001 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:18" (1/1) ... [2024-11-10 04:18:19,012 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 04:18:19,013 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 04:18:19,013 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 04:18:19,013 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 04:18:19,014 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:18" (1/1) ... [2024-11-10 04:18:19,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 04:18:19,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 04:18:19,045 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 04:18:19,050 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 04:18:19,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 04:18:19,106 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 04:18:19,106 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 04:18:19,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 04:18:19,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 04:18:19,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 04:18:19,232 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 04:18:19,234 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 04:18:19,796 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-11-10 04:18:19,796 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 04:18:19,818 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 04:18:19,818 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 04:18:19,819 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 04:18:19 BoogieIcfgContainer [2024-11-10 04:18:19,819 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 04:18:19,820 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 04:18:19,821 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 04:18:19,823 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 04:18:19,823 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 04:18:18" (1/3) ... [2024-11-10 04:18:19,824 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55952809 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 04:18:19, skipping insertion in model container [2024-11-10 04:18:19,824 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:18" (2/3) ... [2024-11-10 04:18:19,824 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55952809 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 04:18:19, skipping insertion in model container [2024-11-10 04:18:19,824 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 04:18:19" (3/3) ... [2024-11-10 04:18:19,825 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-71.i [2024-11-10 04:18:19,839 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 04:18:19,840 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 04:18:19,899 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 04:18:19,904 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;@2a2e3984, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 04:18:19,904 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 04:18:19,909 INFO L276 IsEmpty]: Start isEmpty. Operand has 239 states, 147 states have (on average 1.4761904761904763) internal successors, (217), 148 states have internal predecessors, (217), 89 states have call successors, (89), 1 states have call predecessors, (89), 1 states have return successors, (89), 89 states have call predecessors, (89), 89 states have call successors, (89) [2024-11-10 04:18:19,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 548 [2024-11-10 04:18:19,966 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:18:19,967 INFO L215 NwaCegarLoop]: trace histogram [89, 89, 89, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:18:19,967 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:18:19,972 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:18:19,973 INFO L85 PathProgramCache]: Analyzing trace with hash 1847171491, now seen corresponding path program 1 times [2024-11-10 04:18:19,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:18:19,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360322417] [2024-11-10 04:18:19,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:18:19,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:18:20,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:18:20,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:18:20,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:18:20,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:18:20,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:18:20,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:18:20,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:18:20,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 04:18:20,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 04:18:20,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 04:18:20,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 04:18:20,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 04:18:20,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 04:18:20,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-10 04:18:20,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 04:18:20,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-10 04:18:20,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 04:18:20,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-10 04:18:20,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 04:18:20,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-10 04:18:20,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 04:18:20,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-10 04:18:20,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-10 04:18:20,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 04:18:20,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:18:20,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-10 04:18:20,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-10 04:18:20,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:18:20,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-10 04:18:20,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:18:20,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-10 04:18:20,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:18:20,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 04:18:20,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-10 04:18:20,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 04:18:20,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-10 04:18:20,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:18:20,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-10 04:18:20,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:18:20,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-10 04:18:20,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 04:18:20,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-10 04:18:20,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 04:18:20,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 04:18:20,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 04:18:20,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 04:18:20,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 04:18:20,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 04:18:20,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 04:18:20,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-10 04:18:20,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-10 04:18:20,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-10 04:18:20,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-10 04:18:20,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-10 04:18:20,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-10 04:18:20,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-10 04:18:20,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-10 04:18:20,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-10 04:18:20,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-10 04:18:20,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-10 04:18:20,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-10 04:18:20,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-10 04:18:20,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-10 04:18:20,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-10 04:18:20,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-10 04:18:20,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-10 04:18:20,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-10 04:18:20,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-10 04:18:20,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-11-10 04:18:20,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-11-10 04:18:20,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-10 04:18:20,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-10 04:18:20,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-10 04:18:20,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-10 04:18:20,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-11-10 04:18:20,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-10 04:18:20,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-11-10 04:18:20,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-10 04:18:20,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-11-10 04:18:20,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-10 04:18:20,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2024-11-10 04:18:20,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2024-11-10 04:18:20,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-11-10 04:18:20,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-11-10 04:18:20,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2024-11-10 04:18:20,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2024-11-10 04:18:20,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2024-11-10 04:18:20,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2024-11-10 04:18:20,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:20,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2024-11-10 04:18:20,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:21,006 INFO L134 CoverageAnalysis]: Checked inductivity of 15664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15664 trivial. 0 not checked. [2024-11-10 04:18:21,006 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:18:21,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360322417] [2024-11-10 04:18:21,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [360322417] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:18:21,007 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:18:21,007 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 04:18:21,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295433603] [2024-11-10 04:18:21,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:18:21,017 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 04:18:21,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:18:21,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 04:18:21,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 04:18:21,050 INFO L87 Difference]: Start difference. First operand has 239 states, 147 states have (on average 1.4761904761904763) internal successors, (217), 148 states have internal predecessors, (217), 89 states have call successors, (89), 1 states have call predecessors, (89), 1 states have return successors, (89), 89 states have call predecessors, (89), 89 states have call successors, (89) Second operand has 2 states, 2 states have (on average 52.5) internal successors, (105), 2 states have internal predecessors, (105), 2 states have call successors, (89), 1 states have call predecessors, (89), 1 states have return successors, (89), 1 states have call predecessors, (89), 2 states have call successors, (89) [2024-11-10 04:18:21,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:18:21,139 INFO L93 Difference]: Finished difference Result 470 states and 872 transitions. [2024-11-10 04:18:21,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 04:18:21,145 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 52.5) internal successors, (105), 2 states have internal predecessors, (105), 2 states have call successors, (89), 1 states have call predecessors, (89), 1 states have return successors, (89), 1 states have call predecessors, (89), 2 states have call successors, (89) Word has length 547 [2024-11-10 04:18:21,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:18:21,155 INFO L225 Difference]: With dead ends: 470 [2024-11-10 04:18:21,155 INFO L226 Difference]: Without dead ends: 234 [2024-11-10 04:18:21,162 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 269 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 04:18:21,165 INFO L432 NwaCegarLoop]: 379 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 379 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 04:18:21,166 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 379 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 04:18:21,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2024-11-10 04:18:21,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 234. [2024-11-10 04:18:21,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 234 states, 143 states have (on average 1.4615384615384615) internal successors, (209), 143 states have internal predecessors, (209), 89 states have call successors, (89), 1 states have call predecessors, (89), 1 states have return successors, (89), 89 states have call predecessors, (89), 89 states have call successors, (89) [2024-11-10 04:18:21,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 387 transitions. [2024-11-10 04:18:21,265 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 387 transitions. Word has length 547 [2024-11-10 04:18:21,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:18:21,267 INFO L471 AbstractCegarLoop]: Abstraction has 234 states and 387 transitions. [2024-11-10 04:18:21,267 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 52.5) internal successors, (105), 2 states have internal predecessors, (105), 2 states have call successors, (89), 1 states have call predecessors, (89), 1 states have return successors, (89), 1 states have call predecessors, (89), 2 states have call successors, (89) [2024-11-10 04:18:21,268 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 387 transitions. [2024-11-10 04:18:21,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 548 [2024-11-10 04:18:21,282 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:18:21,283 INFO L215 NwaCegarLoop]: trace histogram [89, 89, 89, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:18:21,283 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 04:18:21,283 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:18:21,284 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:18:21,284 INFO L85 PathProgramCache]: Analyzing trace with hash 1920703456, now seen corresponding path program 1 times [2024-11-10 04:18:21,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:18:21,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180951893] [2024-11-10 04:18:21,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:18:21,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:18:21,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:18:26,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:18:26,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:18:26,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:18:26,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:18:26,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:18:26,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:18:26,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 04:18:26,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 04:18:26,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 04:18:26,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 04:18:26,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 04:18:26,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 04:18:26,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-10 04:18:26,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 04:18:26,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-10 04:18:26,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 04:18:26,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-10 04:18:26,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 04:18:26,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-10 04:18:26,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 04:18:26,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-10 04:18:26,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-10 04:18:26,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 04:18:26,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:18:26,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-10 04:18:26,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-10 04:18:26,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:18:26,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-10 04:18:26,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:18:26,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-10 04:18:26,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:18:26,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 04:18:26,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-10 04:18:26,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 04:18:26,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-10 04:18:26,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:18:26,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-10 04:18:26,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:18:26,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-10 04:18:26,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 04:18:26,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-10 04:18:26,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 04:18:26,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 04:18:26,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 04:18:26,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 04:18:26,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 04:18:26,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 04:18:26,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 04:18:26,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-10 04:18:26,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-10 04:18:26,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-10 04:18:26,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-10 04:18:26,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-10 04:18:26,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-10 04:18:26,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-10 04:18:26,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-10 04:18:26,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-10 04:18:26,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-10 04:18:26,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-10 04:18:26,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-10 04:18:26,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-10 04:18:26,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-10 04:18:26,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-10 04:18:26,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-10 04:18:26,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-10 04:18:26,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-10 04:18:26,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-10 04:18:26,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-11-10 04:18:26,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-11-10 04:18:26,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-10 04:18:26,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-10 04:18:26,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-10 04:18:26,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-10 04:18:26,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-11-10 04:18:26,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-10 04:18:26,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-11-10 04:18:26,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-10 04:18:26,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-11-10 04:18:26,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-10 04:18:26,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2024-11-10 04:18:26,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2024-11-10 04:18:26,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-11-10 04:18:26,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-11-10 04:18:26,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2024-11-10 04:18:26,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2024-11-10 04:18:26,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2024-11-10 04:18:26,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2024-11-10 04:18:26,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2024-11-10 04:18:26,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:26,988 INFO L134 CoverageAnalysis]: Checked inductivity of 15664 backedges. 189 proven. 75 refuted. 0 times theorem prover too weak. 15400 trivial. 0 not checked. [2024-11-10 04:18:26,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:18:26,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180951893] [2024-11-10 04:18:26,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1180951893] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 04:18:26,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1638361362] [2024-11-10 04:18:26,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:18:26,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 04:18:26,991 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 04:18:26,993 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 04:18:26,994 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 04:18:27,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:27,337 INFO L255 TraceCheckSpWp]: Trace formula consists of 1200 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-10 04:18:27,360 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 04:18:28,461 INFO L134 CoverageAnalysis]: Checked inductivity of 15664 backedges. 8010 proven. 291 refuted. 0 times theorem prover too weak. 7363 trivial. 0 not checked. [2024-11-10 04:18:28,461 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 04:18:29,089 INFO L134 CoverageAnalysis]: Checked inductivity of 15664 backedges. 231 proven. 294 refuted. 0 times theorem prover too weak. 15139 trivial. 0 not checked. [2024-11-10 04:18:29,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1638361362] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 04:18:29,090 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 04:18:29,090 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 18 [2024-11-10 04:18:29,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031711668] [2024-11-10 04:18:29,092 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 04:18:29,094 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-10 04:18:29,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:18:29,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-10 04:18:29,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=235, Unknown=0, NotChecked=0, Total=306 [2024-11-10 04:18:29,097 INFO L87 Difference]: Start difference. First operand 234 states and 387 transitions. Second operand has 18 states, 18 states have (on average 13.555555555555555) internal successors, (244), 18 states have internal predecessors, (244), 7 states have call successors, (228), 3 states have call predecessors, (228), 7 states have return successors, (229), 7 states have call predecessors, (229), 7 states have call successors, (229) [2024-11-10 04:18:41,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:18:41,715 INFO L93 Difference]: Finished difference Result 986 states and 1604 transitions. [2024-11-10 04:18:41,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-10 04:18:41,716 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 13.555555555555555) internal successors, (244), 18 states have internal predecessors, (244), 7 states have call successors, (228), 3 states have call predecessors, (228), 7 states have return successors, (229), 7 states have call predecessors, (229), 7 states have call successors, (229) Word has length 547 [2024-11-10 04:18:41,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:18:41,726 INFO L225 Difference]: With dead ends: 986 [2024-11-10 04:18:41,726 INFO L226 Difference]: Without dead ends: 755 [2024-11-10 04:18:41,730 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1314 GetRequests, 1267 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 600 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=682, Invalid=1670, Unknown=0, NotChecked=0, Total=2352 [2024-11-10 04:18:41,731 INFO L432 NwaCegarLoop]: 308 mSDtfsCounter, 3112 mSDsluCounter, 1137 mSDsCounter, 0 mSdLazyCounter, 1735 mSolverCounterSat, 1027 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3151 SdHoareTripleChecker+Valid, 1445 SdHoareTripleChecker+Invalid, 2762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1027 IncrementalHoareTripleChecker+Valid, 1735 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2024-11-10 04:18:41,732 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3151 Valid, 1445 Invalid, 2762 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1027 Valid, 1735 Invalid, 0 Unknown, 0 Unchecked, 6.8s Time] [2024-11-10 04:18:41,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 755 states. [2024-11-10 04:18:41,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 755 to 628. [2024-11-10 04:18:41,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 628 states, 406 states have (on average 1.4852216748768472) internal successors, (603), 407 states have internal predecessors, (603), 213 states have call successors, (213), 8 states have call predecessors, (213), 8 states have return successors, (213), 212 states have call predecessors, (213), 213 states have call successors, (213) [2024-11-10 04:18:41,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 628 states and 1029 transitions. [2024-11-10 04:18:41,933 INFO L78 Accepts]: Start accepts. Automaton has 628 states and 1029 transitions. Word has length 547 [2024-11-10 04:18:41,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:18:41,934 INFO L471 AbstractCegarLoop]: Abstraction has 628 states and 1029 transitions. [2024-11-10 04:18:41,935 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 13.555555555555555) internal successors, (244), 18 states have internal predecessors, (244), 7 states have call successors, (228), 3 states have call predecessors, (228), 7 states have return successors, (229), 7 states have call predecessors, (229), 7 states have call successors, (229) [2024-11-10 04:18:41,935 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1029 transitions. [2024-11-10 04:18:41,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2024-11-10 04:18:41,943 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:18:41,944 INFO L215 NwaCegarLoop]: trace histogram [89, 89, 89, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:18:41,967 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-10 04:18:42,148 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 04:18:42,149 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:18:42,150 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:18:42,150 INFO L85 PathProgramCache]: Analyzing trace with hash -1356941886, now seen corresponding path program 1 times [2024-11-10 04:18:42,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:18:42,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679905916] [2024-11-10 04:18:42,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:18:42,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:18:42,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:18:43,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:18:43,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:18:43,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:18:43,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:18:43,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:18:43,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:18:43,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 04:18:43,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 04:18:43,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 04:18:43,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 04:18:43,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 04:18:43,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 04:18:43,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-10 04:18:43,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 04:18:43,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-10 04:18:43,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 04:18:43,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-10 04:18:43,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 04:18:43,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-10 04:18:43,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 04:18:43,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-10 04:18:43,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-10 04:18:43,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 04:18:43,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:18:43,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-10 04:18:43,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-10 04:18:43,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:18:43,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-10 04:18:43,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:18:43,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-10 04:18:43,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:18:43,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 04:18:43,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-10 04:18:43,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 04:18:43,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-10 04:18:43,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:18:43,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-10 04:18:43,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:43,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:18:43,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-10 04:18:44,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 04:18:44,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-10 04:18:44,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 04:18:44,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 04:18:44,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 04:18:44,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 04:18:44,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 04:18:44,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 04:18:44,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 04:18:44,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-10 04:18:44,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-10 04:18:44,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-10 04:18:44,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-10 04:18:44,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-10 04:18:44,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-10 04:18:44,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-10 04:18:44,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-10 04:18:44,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-10 04:18:44,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-10 04:18:44,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-10 04:18:44,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-10 04:18:44,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-10 04:18:44,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-10 04:18:44,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-10 04:18:44,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-10 04:18:44,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-10 04:18:44,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-10 04:18:44,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-10 04:18:44,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-11-10 04:18:44,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-11-10 04:18:44,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-10 04:18:44,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-10 04:18:44,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-10 04:18:44,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-10 04:18:44,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-11-10 04:18:44,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-10 04:18:44,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-11-10 04:18:44,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-10 04:18:44,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-11-10 04:18:44,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-10 04:18:44,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2024-11-10 04:18:44,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2024-11-10 04:18:44,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-11-10 04:18:44,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-11-10 04:18:44,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2024-11-10 04:18:44,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2024-11-10 04:18:44,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2024-11-10 04:18:44,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2024-11-10 04:18:44,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2024-11-10 04:18:44,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,599 INFO L134 CoverageAnalysis]: Checked inductivity of 15664 backedges. 276 proven. 246 refuted. 0 times theorem prover too weak. 15142 trivial. 0 not checked. [2024-11-10 04:18:44,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:18:44,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679905916] [2024-11-10 04:18:44,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [679905916] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 04:18:44,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [593593082] [2024-11-10 04:18:44,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:18:44,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 04:18:44,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 04:18:44,604 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 04:18:44,605 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-10 04:18:44,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:18:44,926 INFO L255 TraceCheckSpWp]: Trace formula consists of 1201 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-10 04:18:44,939 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 04:18:47,494 INFO L134 CoverageAnalysis]: Checked inductivity of 15664 backedges. 10135 proven. 540 refuted. 0 times theorem prover too weak. 4989 trivial. 0 not checked. [2024-11-10 04:18:47,494 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 04:18:49,275 INFO L134 CoverageAnalysis]: Checked inductivity of 15664 backedges. 489 proven. 294 refuted. 0 times theorem prover too weak. 14881 trivial. 0 not checked. [2024-11-10 04:18:49,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [593593082] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 04:18:49,276 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 04:18:49,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 15, 14] total 36 [2024-11-10 04:18:49,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366378855] [2024-11-10 04:18:49,277 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 04:18:49,278 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-11-10 04:18:49,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:18:49,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-11-10 04:18:49,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=280, Invalid=980, Unknown=0, NotChecked=0, Total=1260 [2024-11-10 04:18:49,282 INFO L87 Difference]: Start difference. First operand 628 states and 1029 transitions. Second operand has 36 states, 33 states have (on average 8.696969696969697) internal successors, (287), 34 states have internal predecessors, (287), 15 states have call successors, (267), 6 states have call predecessors, (267), 12 states have return successors, (267), 12 states have call predecessors, (267), 15 states have call successors, (267) [2024-11-10 04:19:00,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:19:00,249 INFO L93 Difference]: Finished difference Result 3341 states and 5392 transitions. [2024-11-10 04:19:00,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-11-10 04:19:00,250 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 33 states have (on average 8.696969696969697) internal successors, (287), 34 states have internal predecessors, (287), 15 states have call successors, (267), 6 states have call predecessors, (267), 12 states have return successors, (267), 12 states have call predecessors, (267), 15 states have call successors, (267) Word has length 548 [2024-11-10 04:19:00,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:19:00,265 INFO L225 Difference]: With dead ends: 3341 [2024-11-10 04:19:00,265 INFO L226 Difference]: Without dead ends: 2716 [2024-11-10 04:19:00,270 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1393 GetRequests, 1266 SyntacticMatches, 0 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6441 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=3769, Invalid=12743, Unknown=0, NotChecked=0, Total=16512 [2024-11-10 04:19:00,272 INFO L432 NwaCegarLoop]: 492 mSDtfsCounter, 6393 mSDsluCounter, 5090 mSDsCounter, 0 mSdLazyCounter, 6436 mSolverCounterSat, 3942 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6496 SdHoareTripleChecker+Valid, 5582 SdHoareTripleChecker+Invalid, 10378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3942 IncrementalHoareTripleChecker+Valid, 6436 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2024-11-10 04:19:00,272 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6496 Valid, 5582 Invalid, 10378 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3942 Valid, 6436 Invalid, 0 Unknown, 0 Unchecked, 7.4s Time] [2024-11-10 04:19:00,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2716 states. [2024-11-10 04:19:00,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2716 to 2001. [2024-11-10 04:19:00,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2001 states, 1302 states have (on average 1.4600614439324118) internal successors, (1901), 1308 states have internal predecessors, (1901), 661 states have call successors, (661), 37 states have call predecessors, (661), 37 states have return successors, (661), 655 states have call predecessors, (661), 661 states have call successors, (661) [2024-11-10 04:19:00,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2001 states to 2001 states and 3223 transitions. [2024-11-10 04:19:00,571 INFO L78 Accepts]: Start accepts. Automaton has 2001 states and 3223 transitions. Word has length 548 [2024-11-10 04:19:00,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:19:00,572 INFO L471 AbstractCegarLoop]: Abstraction has 2001 states and 3223 transitions. [2024-11-10 04:19:00,572 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 33 states have (on average 8.696969696969697) internal successors, (287), 34 states have internal predecessors, (287), 15 states have call successors, (267), 6 states have call predecessors, (267), 12 states have return successors, (267), 12 states have call predecessors, (267), 15 states have call successors, (267) [2024-11-10 04:19:00,573 INFO L276 IsEmpty]: Start isEmpty. Operand 2001 states and 3223 transitions. [2024-11-10 04:19:00,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 550 [2024-11-10 04:19:00,577 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:19:00,578 INFO L215 NwaCegarLoop]: trace histogram [89, 89, 89, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:19:00,596 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-10 04:19:00,782 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-11-10 04:19:00,782 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:19:00,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:19:00,783 INFO L85 PathProgramCache]: Analyzing trace with hash -1681090570, now seen corresponding path program 1 times [2024-11-10 04:19:00,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:19:00,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649989452] [2024-11-10 04:19:00,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:19:00,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:19:00,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:19:01,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:19:01,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:19:01,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:19:01,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:19:01,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:19:01,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:19:01,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 04:19:01,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 04:19:01,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 04:19:01,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 04:19:01,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 04:19:01,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 04:19:01,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-10 04:19:01,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 04:19:01,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-10 04:19:01,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 04:19:01,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-10 04:19:01,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 04:19:01,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-10 04:19:01,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 04:19:01,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-10 04:19:01,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-10 04:19:01,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 04:19:01,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:19:01,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-10 04:19:01,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-10 04:19:01,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:19:01,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-10 04:19:01,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:19:01,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-10 04:19:01,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:19:01,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 04:19:01,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-10 04:19:01,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 04:19:01,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-10 04:19:01,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:19:01,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-10 04:19:01,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:19:01,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-10 04:19:01,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 04:19:01,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-10 04:19:01,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 04:19:01,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 04:19:01,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 04:19:01,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 04:19:01,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 04:19:01,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 04:19:01,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 04:19:01,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-10 04:19:01,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-10 04:19:01,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-10 04:19:01,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-10 04:19:01,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-10 04:19:01,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-10 04:19:01,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-10 04:19:01,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-10 04:19:01,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-10 04:19:01,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-10 04:19:01,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-10 04:19:01,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-10 04:19:01,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-10 04:19:01,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-10 04:19:01,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-10 04:19:01,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-10 04:19:01,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-10 04:19:01,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-10 04:19:01,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-10 04:19:01,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-11-10 04:19:01,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-11-10 04:19:01,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-10 04:19:01,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-10 04:19:01,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-10 04:19:01,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-10 04:19:01,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-11-10 04:19:01,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-10 04:19:01,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-11-10 04:19:01,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-10 04:19:01,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-11-10 04:19:01,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-10 04:19:01,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2024-11-10 04:19:01,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2024-11-10 04:19:01,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-11-10 04:19:01,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-11-10 04:19:01,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2024-11-10 04:19:01,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2024-11-10 04:19:01,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2024-11-10 04:19:01,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2024-11-10 04:19:01,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2024-11-10 04:19:01,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:01,440 INFO L134 CoverageAnalysis]: Checked inductivity of 15664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15664 trivial. 0 not checked. [2024-11-10 04:19:01,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:19:01,441 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649989452] [2024-11-10 04:19:01,442 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1649989452] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:19:01,443 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:19:01,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 04:19:01,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714002098] [2024-11-10 04:19:01,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:19:01,444 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 04:19:01,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:19:01,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 04:19:01,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 04:19:01,446 INFO L87 Difference]: Start difference. First operand 2001 states and 3223 transitions. Second operand has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 1 states have call successors, (89), 1 states have call predecessors, (89), 1 states have return successors, (89), 1 states have call predecessors, (89), 1 states have call successors, (89) [2024-11-10 04:19:01,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:19:01,854 INFO L93 Difference]: Finished difference Result 4005 states and 6451 transitions. [2024-11-10 04:19:01,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 04:19:01,855 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 1 states have call successors, (89), 1 states have call predecessors, (89), 1 states have return successors, (89), 1 states have call predecessors, (89), 1 states have call successors, (89) Word has length 549 [2024-11-10 04:19:01,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:19:01,869 INFO L225 Difference]: With dead ends: 4005 [2024-11-10 04:19:01,869 INFO L226 Difference]: Without dead ends: 2007 [2024-11-10 04:19:01,875 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 04:19:01,877 INFO L432 NwaCegarLoop]: 463 mSDtfsCounter, 214 mSDsluCounter, 355 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 214 SdHoareTripleChecker+Valid, 818 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 04:19:01,879 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [214 Valid, 818 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 04:19:01,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2007 states. [2024-11-10 04:19:02,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2007 to 1611. [2024-11-10 04:19:02,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1611 states, 1045 states have (on average 1.4602870813397129) internal successors, (1526), 1050 states have internal predecessors, (1526), 537 states have call successors, (537), 28 states have call predecessors, (537), 28 states have return successors, (537), 532 states have call predecessors, (537), 537 states have call successors, (537) [2024-11-10 04:19:02,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1611 states and 2600 transitions. [2024-11-10 04:19:02,089 INFO L78 Accepts]: Start accepts. Automaton has 1611 states and 2600 transitions. Word has length 549 [2024-11-10 04:19:02,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:19:02,092 INFO L471 AbstractCegarLoop]: Abstraction has 1611 states and 2600 transitions. [2024-11-10 04:19:02,092 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 1 states have call successors, (89), 1 states have call predecessors, (89), 1 states have return successors, (89), 1 states have call predecessors, (89), 1 states have call successors, (89) [2024-11-10 04:19:02,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1611 states and 2600 transitions. [2024-11-10 04:19:02,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 551 [2024-11-10 04:19:02,096 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:19:02,096 INFO L215 NwaCegarLoop]: trace histogram [89, 89, 89, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:19:02,096 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-10 04:19:02,096 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:19:02,097 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:19:02,097 INFO L85 PathProgramCache]: Analyzing trace with hash 32435972, now seen corresponding path program 1 times [2024-11-10 04:19:02,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:19:02,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002981696] [2024-11-10 04:19:02,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:19:02,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:19:02,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:19:08,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:19:08,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:19:08,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:19:08,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:19:08,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:19:08,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:19:08,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 04:19:08,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 04:19:08,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 04:19:08,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 04:19:08,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 04:19:08,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 04:19:08,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-10 04:19:08,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 04:19:08,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-10 04:19:08,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 04:19:08,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-10 04:19:08,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 04:19:08,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-10 04:19:08,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 04:19:08,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-10 04:19:08,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-10 04:19:08,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 04:19:08,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:19:08,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-10 04:19:08,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-10 04:19:08,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:19:08,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-10 04:19:08,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:19:08,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-10 04:19:08,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:19:08,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 04:19:08,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-10 04:19:08,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 04:19:08,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-10 04:19:08,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:19:08,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-10 04:19:08,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:19:08,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-10 04:19:08,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 04:19:08,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-10 04:19:08,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 04:19:08,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 04:19:08,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 04:19:08,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 04:19:08,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 04:19:08,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 04:19:08,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 04:19:08,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-10 04:19:08,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-10 04:19:08,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-10 04:19:08,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-10 04:19:08,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-10 04:19:08,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-10 04:19:08,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-10 04:19:08,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-10 04:19:08,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-10 04:19:08,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-10 04:19:08,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-10 04:19:08,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-10 04:19:08,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-10 04:19:08,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-10 04:19:08,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-10 04:19:08,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-10 04:19:08,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-10 04:19:08,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-10 04:19:08,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-10 04:19:08,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-11-10 04:19:08,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-11-10 04:19:08,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-10 04:19:08,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-10 04:19:08,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-10 04:19:08,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-10 04:19:08,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-11-10 04:19:08,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-10 04:19:08,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-11-10 04:19:08,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-10 04:19:08,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-11-10 04:19:08,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-10 04:19:08,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2024-11-10 04:19:08,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2024-11-10 04:19:08,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-11-10 04:19:08,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-11-10 04:19:08,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2024-11-10 04:19:08,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:08,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2024-11-10 04:19:08,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:09,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2024-11-10 04:19:09,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:09,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2024-11-10 04:19:09,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:09,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2024-11-10 04:19:09,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:09,045 INFO L134 CoverageAnalysis]: Checked inductivity of 15664 backedges. 345 proven. 177 refuted. 0 times theorem prover too weak. 15142 trivial. 0 not checked. [2024-11-10 04:19:09,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:19:09,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002981696] [2024-11-10 04:19:09,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2002981696] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 04:19:09,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [877088762] [2024-11-10 04:19:09,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:19:09,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 04:19:09,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 04:19:09,047 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 04:19:09,048 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-10 04:19:09,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:19:09,296 INFO L255 TraceCheckSpWp]: Trace formula consists of 1206 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-10 04:19:09,307 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 04:19:13,300 INFO L134 CoverageAnalysis]: Checked inductivity of 15664 backedges. 10255 proven. 318 refuted. 0 times theorem prover too weak. 5091 trivial. 0 not checked. [2024-11-10 04:19:13,300 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 04:19:25,809 INFO L134 CoverageAnalysis]: Checked inductivity of 15664 backedges. 219 proven. 45 refuted. 0 times theorem prover too weak. 15400 trivial. 0 not checked. [2024-11-10 04:19:25,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [877088762] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 04:19:25,809 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 04:19:25,810 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 16, 15] total 46 [2024-11-10 04:19:25,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713286199] [2024-11-10 04:19:25,810 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 04:19:25,811 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-11-10 04:19:25,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:19:25,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-11-10 04:19:25,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=228, Invalid=1842, Unknown=0, NotChecked=0, Total=2070 [2024-11-10 04:19:25,813 INFO L87 Difference]: Start difference. First operand 1611 states and 2600 transitions. Second operand has 46 states, 45 states have (on average 7.0) internal successors, (315), 46 states have internal predecessors, (315), 12 states have call successors, (267), 5 states have call predecessors, (267), 10 states have return successors, (267), 11 states have call predecessors, (267), 12 states have call successors, (267)