./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-72.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-72.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 ff43099396207f2e7f14a52467281e8d3219fba521ba1b291bba2029ae8f3105 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-05 21:27:52,343 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-05 21:27:52,416 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-05 21:27:52,425 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-05 21:27:52,425 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-05 21:27:52,448 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-05 21:27:52,449 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-05 21:27:52,450 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-05 21:27:52,450 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-05 21:27:52,450 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-05 21:27:52,450 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-05 21:27:52,450 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-05 21:27:52,451 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-05 21:27:52,451 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-05 21:27:52,451 INFO L153 SettingsManager]: * Use SBE=true [2025-02-05 21:27:52,451 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-05 21:27:52,451 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-05 21:27:52,451 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-05 21:27:52,451 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-05 21:27:52,451 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-05 21:27:52,451 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-05 21:27:52,451 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-05 21:27:52,451 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-05 21:27:52,452 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-05 21:27:52,452 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-05 21:27:52,452 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-05 21:27:52,452 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-05 21:27:52,452 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-05 21:27:52,452 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-05 21:27:52,452 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-05 21:27:52,452 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-05 21:27:52,452 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-05 21:27:52,452 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 21:27:52,452 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-05 21:27:52,452 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-05 21:27:52,452 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-05 21:27:52,454 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-05 21:27:52,454 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-05 21:27:52,455 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-05 21:27:52,455 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-05 21:27:52,455 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-05 21:27:52,455 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-05 21:27:52,455 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-05 21:27:52,455 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/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 -> ff43099396207f2e7f14a52467281e8d3219fba521ba1b291bba2029ae8f3105 [2025-02-05 21:27:52,770 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-05 21:27:52,777 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-05 21:27:52,780 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-05 21:27:52,781 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-05 21:27:52,781 INFO L274 PluginConnector]: CDTParser initialized [2025-02-05 21:27:52,782 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-72.i [2025-02-05 21:27:54,162 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8051d7731/a3269616dc0541c682a7da65d65a0c37/FLAG593d6d780 [2025-02-05 21:27:54,464 INFO L384 CDTParser]: Found 1 translation units. [2025-02-05 21:27:54,466 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-72.i [2025-02-05 21:27:54,505 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8051d7731/a3269616dc0541c682a7da65d65a0c37/FLAG593d6d780 [2025-02-05 21:27:54,544 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8051d7731/a3269616dc0541c682a7da65d65a0c37 [2025-02-05 21:27:54,546 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-05 21:27:54,548 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-05 21:27:54,550 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-05 21:27:54,550 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-05 21:27:54,555 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-05 21:27:54,555 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 09:27:54" (1/1) ... [2025-02-05 21:27:54,556 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47addc77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:27:54, skipping insertion in model container [2025-02-05 21:27:54,558 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 09:27:54" (1/1) ... [2025-02-05 21:27:54,575 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-05 21:27:54,707 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-72.i[915,928] [2025-02-05 21:27:54,783 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 21:27:54,799 INFO L200 MainTranslator]: Completed pre-run [2025-02-05 21:27:54,809 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-72.i[915,928] [2025-02-05 21:27:54,849 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 21:27:54,871 INFO L204 MainTranslator]: Completed translation [2025-02-05 21:27:54,872 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:27:54 WrapperNode [2025-02-05 21:27:54,873 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-05 21:27:54,874 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-05 21:27:54,874 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-05 21:27:54,875 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-05 21:27:54,879 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:27:54" (1/1) ... [2025-02-05 21:27:54,891 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:27:54" (1/1) ... [2025-02-05 21:27:54,931 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 193 [2025-02-05 21:27:54,932 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-05 21:27:54,932 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-05 21:27:54,933 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-05 21:27:54,933 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-05 21:27:54,940 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:27:54" (1/1) ... [2025-02-05 21:27:54,941 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:27:54" (1/1) ... [2025-02-05 21:27:54,948 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:27:54" (1/1) ... [2025-02-05 21:27:54,971 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]. [2025-02-05 21:27:54,974 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:27:54" (1/1) ... [2025-02-05 21:27:54,975 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:27:54" (1/1) ... [2025-02-05 21:27:54,985 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:27:54" (1/1) ... [2025-02-05 21:27:54,989 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:27:54" (1/1) ... [2025-02-05 21:27:54,995 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:27:54" (1/1) ... [2025-02-05 21:27:54,996 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:27:54" (1/1) ... [2025-02-05 21:27:54,998 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-05 21:27:55,002 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-05 21:27:55,002 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-05 21:27:55,002 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-05 21:27:55,004 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:27:54" (1/1) ... [2025-02-05 21:27:55,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 21:27:55,023 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 21:27:55,037 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-05 21:27:55,040 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-05 21:27:55,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-05 21:27:55,065 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-05 21:27:55,065 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-05 21:27:55,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-05 21:27:55,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-05 21:27:55,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-05 21:27:55,144 INFO L257 CfgBuilder]: Building ICFG [2025-02-05 21:27:55,146 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-05 21:27:55,473 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2025-02-05 21:27:55,473 INFO L308 CfgBuilder]: Performing block encoding [2025-02-05 21:27:55,496 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-05 21:27:55,498 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-05 21:27:55,498 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 09:27:55 BoogieIcfgContainer [2025-02-05 21:27:55,498 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-05 21:27:55,501 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-05 21:27:55,501 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-05 21:27:55,504 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-05 21:27:55,505 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.02 09:27:54" (1/3) ... [2025-02-05 21:27:55,505 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65f678ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 09:27:55, skipping insertion in model container [2025-02-05 21:27:55,506 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:27:54" (2/3) ... [2025-02-05 21:27:55,506 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65f678ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 09:27:55, skipping insertion in model container [2025-02-05 21:27:55,506 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 09:27:55" (3/3) ... [2025-02-05 21:27:55,507 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-72.i [2025-02-05 21:27:55,523 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-05 21:27:55,526 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-72.i that has 2 procedures, 79 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-05 21:27:55,589 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-05 21:27:55,600 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;@65a844a4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-05 21:27:55,601 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-05 21:27:55,605 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 48 states have (on average 1.3333333333333333) internal successors, (64), 49 states have internal predecessors, (64), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2025-02-05 21:27:55,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2025-02-05 21:27:55,619 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:27:55,620 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 21:27:55,620 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:27:55,624 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:27:55,625 INFO L85 PathProgramCache]: Analyzing trace with hash -600922772, now seen corresponding path program 1 times [2025-02-05 21:27:55,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 21:27:55,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752244013] [2025-02-05 21:27:55,630 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:27:55,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 21:27:55,721 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 176 statements into 1 equivalence classes. [2025-02-05 21:27:55,754 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 176 of 176 statements. [2025-02-05 21:27:55,755 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:27:55,755 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:27:55,994 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2025-02-05 21:27:55,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 21:27:55,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752244013] [2025-02-05 21:27:55,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752244013] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-05 21:27:55,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [282435273] [2025-02-05 21:27:55,997 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:27:55,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 21:27:55,998 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 21:27:56,001 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 21:27:56,003 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-02-05 21:27:56,132 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 176 statements into 1 equivalence classes. [2025-02-05 21:27:56,231 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 176 of 176 statements. [2025-02-05 21:27:56,232 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:27:56,232 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:27:56,237 INFO L256 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-05 21:27:56,248 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 21:27:56,290 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2025-02-05 21:27:56,295 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 21:27:56,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [282435273] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 21:27:56,295 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-05 21:27:56,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-02-05 21:27:56,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256166272] [2025-02-05 21:27:56,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 21:27:56,301 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-05 21:27:56,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 21:27:56,321 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-05 21:27:56,322 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 21:27:56,324 INFO L87 Difference]: Start difference. First operand has 79 states, 48 states have (on average 1.3333333333333333) internal successors, (64), 49 states have internal predecessors, (64), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2025-02-05 21:27:56,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 21:27:56,354 INFO L93 Difference]: Finished difference Result 152 states and 263 transitions. [2025-02-05 21:27:56,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-05 21:27:56,356 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) Word has length 176 [2025-02-05 21:27:56,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 21:27:56,361 INFO L225 Difference]: With dead ends: 152 [2025-02-05 21:27:56,361 INFO L226 Difference]: Without dead ends: 76 [2025-02-05 21:27:56,364 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 21:27:56,366 INFO L435 NwaCegarLoop]: 114 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-05 21:27:56,367 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 114 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-05 21:27:56,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2025-02-05 21:27:56,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2025-02-05 21:27:56,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 46 states have (on average 1.2826086956521738) internal successors, (59), 46 states have internal predecessors, (59), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2025-02-05 21:27:56,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 115 transitions. [2025-02-05 21:27:56,421 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 115 transitions. Word has length 176 [2025-02-05 21:27:56,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 21:27:56,423 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 115 transitions. [2025-02-05 21:27:56,423 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2025-02-05 21:27:56,423 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 115 transitions. [2025-02-05 21:27:56,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2025-02-05 21:27:56,428 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:27:56,429 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 21:27:56,439 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-02-05 21:27:56,630 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-02-05 21:27:56,630 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:27:56,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:27:56,631 INFO L85 PathProgramCache]: Analyzing trace with hash -11803506, now seen corresponding path program 1 times [2025-02-05 21:27:56,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 21:27:56,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750672208] [2025-02-05 21:27:56,631 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:27:56,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 21:27:56,660 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 176 statements into 1 equivalence classes. [2025-02-05 21:27:56,704 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 176 of 176 statements. [2025-02-05 21:27:56,705 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:27:56,705 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:27:57,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2025-02-05 21:27:57,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 21:27:57,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750672208] [2025-02-05 21:27:57,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1750672208] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 21:27:57,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 21:27:57,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-05 21:27:57,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974422736] [2025-02-05 21:27:57,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 21:27:57,194 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-05 21:27:57,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 21:27:57,194 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-05 21:27:57,196 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-05 21:27:57,197 INFO L87 Difference]: Start difference. First operand 76 states and 115 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2025-02-05 21:27:57,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 21:27:57,266 INFO L93 Difference]: Finished difference Result 166 states and 250 transitions. [2025-02-05 21:27:57,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-05 21:27:57,267 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 176 [2025-02-05 21:27:57,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 21:27:57,269 INFO L225 Difference]: With dead ends: 166 [2025-02-05 21:27:57,269 INFO L226 Difference]: Without dead ends: 93 [2025-02-05 21:27:57,270 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-05 21:27:57,271 INFO L435 NwaCegarLoop]: 124 mSDtfsCounter, 18 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 225 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-05 21:27:57,271 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 225 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-05 21:27:57,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2025-02-05 21:27:57,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 80. [2025-02-05 21:27:57,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 50 states have (on average 1.3) internal successors, (65), 50 states have internal predecessors, (65), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2025-02-05 21:27:57,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 121 transitions. [2025-02-05 21:27:57,290 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 121 transitions. Word has length 176 [2025-02-05 21:27:57,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 21:27:57,293 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 121 transitions. [2025-02-05 21:27:57,293 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2025-02-05 21:27:57,293 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 121 transitions. [2025-02-05 21:27:57,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2025-02-05 21:27:57,296 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:27:57,296 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 21:27:57,296 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-05 21:27:57,296 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:27:57,296 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:27:57,297 INFO L85 PathProgramCache]: Analyzing trace with hash 97913461, now seen corresponding path program 1 times [2025-02-05 21:27:57,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 21:27:57,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92999269] [2025-02-05 21:27:57,297 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:27:57,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 21:27:57,315 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 177 statements into 1 equivalence classes. [2025-02-05 21:27:57,342 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 177 of 177 statements. [2025-02-05 21:27:57,342 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:27:57,342 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:27:57,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2025-02-05 21:27:57,506 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 21:27:57,506 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92999269] [2025-02-05 21:27:57,506 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [92999269] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 21:27:57,506 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 21:27:57,506 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-05 21:27:57,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720504624] [2025-02-05 21:27:57,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 21:27:57,506 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-05 21:27:57,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 21:27:57,507 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-05 21:27:57,507 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-05 21:27:57,507 INFO L87 Difference]: Start difference. First operand 80 states and 121 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2025-02-05 21:27:57,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 21:27:57,761 INFO L93 Difference]: Finished difference Result 230 states and 351 transitions. [2025-02-05 21:27:57,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-05 21:27:57,762 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 177 [2025-02-05 21:27:57,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 21:27:57,765 INFO L225 Difference]: With dead ends: 230 [2025-02-05 21:27:57,765 INFO L226 Difference]: Without dead ends: 153 [2025-02-05 21:27:57,767 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-05 21:27:57,767 INFO L435 NwaCegarLoop]: 106 mSDtfsCounter, 156 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 204 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-02-05 21:27:57,768 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [156 Valid, 204 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-02-05 21:27:57,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2025-02-05 21:27:57,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 80. [2025-02-05 21:27:57,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 50 states have (on average 1.3) internal successors, (65), 50 states have internal predecessors, (65), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2025-02-05 21:27:57,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 121 transitions. [2025-02-05 21:27:57,791 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 121 transitions. Word has length 177 [2025-02-05 21:27:57,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 21:27:57,793 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 121 transitions. [2025-02-05 21:27:57,794 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2025-02-05 21:27:57,794 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 121 transitions. [2025-02-05 21:27:57,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2025-02-05 21:27:57,798 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:27:57,799 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 21:27:57,799 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-05 21:27:57,799 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:27:57,799 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:27:57,799 INFO L85 PathProgramCache]: Analyzing trace with hash 1431327063, now seen corresponding path program 1 times [2025-02-05 21:27:57,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 21:27:57,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219693863] [2025-02-05 21:27:57,800 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:27:57,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 21:27:57,818 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 177 statements into 1 equivalence classes. [2025-02-05 21:27:57,875 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 177 of 177 statements. [2025-02-05 21:27:57,875 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:27:57,876 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:27:58,235 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2025-02-05 21:27:58,236 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 21:27:58,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [219693863] [2025-02-05 21:27:58,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [219693863] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 21:27:58,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 21:27:58,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-05 21:27:58,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667302361] [2025-02-05 21:27:58,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 21:27:58,237 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-05 21:27:58,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 21:27:58,238 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-05 21:27:58,238 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2025-02-05 21:27:58,238 INFO L87 Difference]: Start difference. First operand 80 states and 121 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2025-02-05 21:27:58,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 21:27:58,444 INFO L93 Difference]: Finished difference Result 246 states and 371 transitions. [2025-02-05 21:27:58,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-05 21:27:58,445 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 177 [2025-02-05 21:27:58,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 21:27:58,451 INFO L225 Difference]: With dead ends: 246 [2025-02-05 21:27:58,453 INFO L226 Difference]: Without dead ends: 169 [2025-02-05 21:27:58,454 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2025-02-05 21:27:58,457 INFO L435 NwaCegarLoop]: 198 mSDtfsCounter, 161 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 334 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-02-05 21:27:58,457 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [161 Valid, 334 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-02-05 21:27:58,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2025-02-05 21:27:58,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 104. [2025-02-05 21:27:58,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 68 states have (on average 1.2794117647058822) internal successors, (87), 69 states have internal predecessors, (87), 33 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 32 states have call predecessors, (33), 33 states have call successors, (33) [2025-02-05 21:27:58,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 153 transitions. [2025-02-05 21:27:58,484 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 153 transitions. Word has length 177 [2025-02-05 21:27:58,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 21:27:58,485 INFO L471 AbstractCegarLoop]: Abstraction has 104 states and 153 transitions. [2025-02-05 21:27:58,485 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2025-02-05 21:27:58,485 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 153 transitions. [2025-02-05 21:27:58,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2025-02-05 21:27:58,487 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:27:58,487 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 21:27:58,487 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-02-05 21:27:58,487 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:27:58,488 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:27:58,488 INFO L85 PathProgramCache]: Analyzing trace with hash -1120829898, now seen corresponding path program 1 times [2025-02-05 21:27:58,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 21:27:58,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163138260] [2025-02-05 21:27:58,488 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:27:58,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 21:27:58,504 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 177 statements into 1 equivalence classes. [2025-02-05 21:27:58,573 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 177 of 177 statements. [2025-02-05 21:27:58,573 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:27:58,574 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:27:58,827 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 15 proven. 66 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2025-02-05 21:27:58,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 21:27:58,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163138260] [2025-02-05 21:27:58,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1163138260] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-05 21:27:58,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [327818385] [2025-02-05 21:27:58,828 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:27:58,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 21:27:58,828 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 21:27:58,830 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 21:27:58,832 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-02-05 21:27:58,911 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 177 statements into 1 equivalence classes. [2025-02-05 21:27:58,981 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 177 of 177 statements. [2025-02-05 21:27:58,981 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:27:58,981 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:27:58,985 INFO L256 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-02-05 21:27:58,994 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 21:27:59,373 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 477 proven. 66 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2025-02-05 21:27:59,374 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-05 21:27:59,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 15 proven. 66 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2025-02-05 21:27:59,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [327818385] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-05 21:27:59,672 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-05 21:27:59,672 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2025-02-05 21:27:59,672 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102199467] [2025-02-05 21:27:59,672 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-05 21:27:59,673 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-02-05 21:27:59,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 21:27:59,675 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-02-05 21:27:59,675 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-02-05 21:27:59,675 INFO L87 Difference]: Start difference. First operand 104 states and 153 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (50), 2 states have call predecessors, (50), 4 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2025-02-05 21:27:59,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 21:27:59,924 INFO L93 Difference]: Finished difference Result 197 states and 291 transitions. [2025-02-05 21:27:59,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-02-05 21:27:59,927 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (50), 2 states have call predecessors, (50), 4 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) Word has length 177 [2025-02-05 21:27:59,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 21:27:59,929 INFO L225 Difference]: With dead ends: 197 [2025-02-05 21:27:59,929 INFO L226 Difference]: Without dead ends: 96 [2025-02-05 21:27:59,929 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 360 GetRequests, 351 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2025-02-05 21:27:59,930 INFO L435 NwaCegarLoop]: 93 mSDtfsCounter, 70 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 175 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-02-05 21:27:59,930 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 197 Invalid, 190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 175 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-02-05 21:27:59,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2025-02-05 21:27:59,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 93. [2025-02-05 21:27:59,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 57 states have (on average 1.2280701754385965) internal successors, (70), 58 states have internal predecessors, (70), 33 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 32 states have call predecessors, (33), 33 states have call successors, (33) [2025-02-05 21:27:59,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 136 transitions. [2025-02-05 21:27:59,957 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 136 transitions. Word has length 177 [2025-02-05 21:27:59,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 21:27:59,957 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 136 transitions. [2025-02-05 21:27:59,958 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (50), 2 states have call predecessors, (50), 4 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2025-02-05 21:27:59,958 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 136 transitions. [2025-02-05 21:27:59,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2025-02-05 21:27:59,960 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:27:59,960 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 21:27:59,969 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-02-05 21:28:00,160 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 21:28:00,161 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:28:00,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:28:00,162 INFO L85 PathProgramCache]: Analyzing trace with hash 1234813558, now seen corresponding path program 1 times [2025-02-05 21:28:00,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 21:28:00,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962290027] [2025-02-05 21:28:00,162 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:28:00,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 21:28:00,182 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 177 statements into 1 equivalence classes. [2025-02-05 21:28:00,329 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 177 of 177 statements. [2025-02-05 21:28:00,331 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:28:00,331 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-02-05 21:28:00,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1071693043] [2025-02-05 21:28:00,335 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:28:00,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 21:28:00,335 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 21:28:00,337 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 21:28:00,339 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-02-05 21:28:00,405 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 177 statements into 1 equivalence classes. [2025-02-05 21:28:00,462 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 177 of 177 statements. [2025-02-05 21:28:00,462 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:28:00,462 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:28:00,464 INFO L256 TraceCheckSpWp]: Trace formula consists of 431 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-05 21:28:00,470 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 21:28:01,080 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2025-02-05 21:28:01,080 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 21:28:01,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 21:28:01,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [962290027] [2025-02-05 21:28:01,081 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2025-02-05 21:28:01,081 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1071693043] [2025-02-05 21:28:01,081 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1071693043] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 21:28:01,081 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 21:28:01,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-05 21:28:01,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887048368] [2025-02-05 21:28:01,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 21:28:01,081 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-05 21:28:01,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 21:28:01,082 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-05 21:28:01,082 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-05 21:28:01,082 INFO L87 Difference]: Start difference. First operand 93 states and 136 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2025-02-05 21:28:01,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 21:28:01,265 INFO L93 Difference]: Finished difference Result 258 states and 376 transitions. [2025-02-05 21:28:01,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-05 21:28:01,266 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 177 [2025-02-05 21:28:01,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 21:28:01,268 INFO L225 Difference]: With dead ends: 258 [2025-02-05 21:28:01,270 INFO L226 Difference]: Without dead ends: 177 [2025-02-05 21:28:01,270 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-05 21:28:01,271 INFO L435 NwaCegarLoop]: 118 mSDtfsCounter, 78 mSDsluCounter, 208 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 326 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-05 21:28:01,271 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 326 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-05 21:28:01,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2025-02-05 21:28:01,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 144. [2025-02-05 21:28:01,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 83 states have (on average 1.1927710843373494) internal successors, (99), 83 states have internal predecessors, (99), 56 states have call successors, (56), 4 states have call predecessors, (56), 4 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2025-02-05 21:28:01,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 211 transitions. [2025-02-05 21:28:01,302 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 211 transitions. Word has length 177 [2025-02-05 21:28:01,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 21:28:01,303 INFO L471 AbstractCegarLoop]: Abstraction has 144 states and 211 transitions. [2025-02-05 21:28:01,303 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2025-02-05 21:28:01,303 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 211 transitions. [2025-02-05 21:28:01,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2025-02-05 21:28:01,305 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:28:01,305 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 21:28:01,316 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2025-02-05 21:28:01,505 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 21:28:01,506 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:28:01,506 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:28:01,506 INFO L85 PathProgramCache]: Analyzing trace with hash 341072239, now seen corresponding path program 1 times [2025-02-05 21:28:01,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 21:28:01,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769847973] [2025-02-05 21:28:01,507 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:28:01,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 21:28:01,521 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 178 statements into 1 equivalence classes. [2025-02-05 21:28:01,536 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 178 of 178 statements. [2025-02-05 21:28:01,536 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:28:01,537 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:28:01,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2025-02-05 21:28:01,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 21:28:01,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1769847973] [2025-02-05 21:28:01,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1769847973] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 21:28:01,717 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 21:28:01,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-05 21:28:01,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230215307] [2025-02-05 21:28:01,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 21:28:01,717 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-05 21:28:01,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 21:28:01,718 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-05 21:28:01,718 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-05 21:28:01,718 INFO L87 Difference]: Start difference. First operand 144 states and 211 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2025-02-05 21:28:01,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 21:28:01,877 INFO L93 Difference]: Finished difference Result 247 states and 360 transitions. [2025-02-05 21:28:01,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-05 21:28:01,878 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 178 [2025-02-05 21:28:01,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 21:28:01,881 INFO L225 Difference]: With dead ends: 247 [2025-02-05 21:28:01,884 INFO L226 Difference]: Without dead ends: 166 [2025-02-05 21:28:01,885 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-05 21:28:01,885 INFO L435 NwaCegarLoop]: 110 mSDtfsCounter, 68 mSDsluCounter, 211 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 321 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-05 21:28:01,885 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 321 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-05 21:28:01,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2025-02-05 21:28:01,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 145. [2025-02-05 21:28:01,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 84 states have (on average 1.1904761904761905) internal successors, (100), 84 states have internal predecessors, (100), 56 states have call successors, (56), 4 states have call predecessors, (56), 4 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2025-02-05 21:28:01,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 212 transitions. [2025-02-05 21:28:01,932 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 212 transitions. Word has length 178 [2025-02-05 21:28:01,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 21:28:01,933 INFO L471 AbstractCegarLoop]: Abstraction has 145 states and 212 transitions. [2025-02-05 21:28:01,933 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2025-02-05 21:28:01,933 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 212 transitions. [2025-02-05 21:28:01,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2025-02-05 21:28:01,936 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:28:01,937 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 21:28:01,937 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-02-05 21:28:01,937 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:28:01,938 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:28:01,938 INFO L85 PathProgramCache]: Analyzing trace with hash -1558753012, now seen corresponding path program 1 times [2025-02-05 21:28:01,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 21:28:01,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848197540] [2025-02-05 21:28:01,938 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:28:01,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 21:28:01,955 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 178 statements into 1 equivalence classes. [2025-02-05 21:28:01,967 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 178 of 178 statements. [2025-02-05 21:28:01,968 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:28:01,968 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:28:02,058 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2025-02-05 21:28:02,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 21:28:02,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848197540] [2025-02-05 21:28:02,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [848197540] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 21:28:02,059 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 21:28:02,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-05 21:28:02,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736970390] [2025-02-05 21:28:02,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 21:28:02,060 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-05 21:28:02,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 21:28:02,061 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-05 21:28:02,061 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-05 21:28:02,061 INFO L87 Difference]: Start difference. First operand 145 states and 212 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2025-02-05 21:28:02,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 21:28:02,229 INFO L93 Difference]: Finished difference Result 303 states and 444 transitions. [2025-02-05 21:28:02,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-05 21:28:02,230 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 178 [2025-02-05 21:28:02,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 21:28:02,234 INFO L225 Difference]: With dead ends: 303 [2025-02-05 21:28:02,234 INFO L226 Difference]: Without dead ends: 222 [2025-02-05 21:28:02,235 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-05 21:28:02,235 INFO L435 NwaCegarLoop]: 103 mSDtfsCounter, 143 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 200 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-05 21:28:02,235 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 200 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-05 21:28:02,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2025-02-05 21:28:02,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 141. [2025-02-05 21:28:02,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 80 states have (on average 1.175) internal successors, (94), 80 states have internal predecessors, (94), 56 states have call successors, (56), 4 states have call predecessors, (56), 4 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2025-02-05 21:28:02,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 206 transitions. [2025-02-05 21:28:02,273 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 206 transitions. Word has length 178 [2025-02-05 21:28:02,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 21:28:02,274 INFO L471 AbstractCegarLoop]: Abstraction has 141 states and 206 transitions. [2025-02-05 21:28:02,274 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2025-02-05 21:28:02,274 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 206 transitions. [2025-02-05 21:28:02,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2025-02-05 21:28:02,276 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:28:02,277 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 21:28:02,277 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-02-05 21:28:02,277 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:28:02,278 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:28:02,278 INFO L85 PathProgramCache]: Analyzing trace with hash 1013935640, now seen corresponding path program 1 times [2025-02-05 21:28:02,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 21:28:02,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455105820] [2025-02-05 21:28:02,278 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:28:02,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 21:28:02,291 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 179 statements into 1 equivalence classes. [2025-02-05 21:28:02,375 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 179 of 179 statements. [2025-02-05 21:28:02,375 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:28:02,375 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-02-05 21:28:02,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2098413972] [2025-02-05 21:28:02,379 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:28:02,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 21:28:02,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 21:28:02,381 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 21:28:02,384 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-02-05 21:28:02,452 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 179 statements into 1 equivalence classes. [2025-02-05 21:28:02,511 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 179 of 179 statements. [2025-02-05 21:28:02,511 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:28:02,511 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-05 21:28:02,511 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-05 21:28:02,537 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 179 statements into 1 equivalence classes. [2025-02-05 21:28:02,563 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 179 of 179 statements. [2025-02-05 21:28:02,564 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:28:02,564 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-05 21:28:02,739 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-05 21:28:02,740 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-05 21:28:02,741 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-05 21:28:02,752 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2025-02-05 21:28:02,943 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2025-02-05 21:28:02,946 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 21:28:03,117 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-05 21:28:03,120 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.02 09:28:03 BoogieIcfgContainer [2025-02-05 21:28:03,121 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-05 21:28:03,122 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-05 21:28:03,122 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-05 21:28:03,122 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-05 21:28:03,123 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 09:27:55" (3/4) ... [2025-02-05 21:28:03,125 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-05 21:28:03,126 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-05 21:28:03,127 INFO L158 Benchmark]: Toolchain (without parser) took 8578.90ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 107.5MB in the beginning and 237.1MB in the end (delta: -129.6MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2025-02-05 21:28:03,127 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 201.3MB. Free memory is still 117.1MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 21:28:03,128 INFO L158 Benchmark]: CACSL2BoogieTranslator took 324.34ms. Allocated memory is still 142.6MB. Free memory was 106.7MB in the beginning and 92.7MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-05 21:28:03,128 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.69ms. Allocated memory is still 142.6MB. Free memory was 92.7MB in the beginning and 89.6MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 21:28:03,128 INFO L158 Benchmark]: Boogie Preprocessor took 68.88ms. Allocated memory is still 142.6MB. Free memory was 89.6MB in the beginning and 86.4MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 21:28:03,128 INFO L158 Benchmark]: IcfgBuilder took 496.30ms. Allocated memory is still 142.6MB. Free memory was 86.4MB in the beginning and 64.4MB in the end (delta: 22.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-02-05 21:28:03,129 INFO L158 Benchmark]: TraceAbstraction took 7620.97ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 63.7MB in the beginning and 237.2MB in the end (delta: -173.5MB). Peak memory consumption was 127.1MB. Max. memory is 16.1GB. [2025-02-05 21:28:03,130 INFO L158 Benchmark]: Witness Printer took 3.74ms. Allocated memory is still 302.0MB. Free memory was 237.2MB in the beginning and 237.1MB in the end (delta: 57.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 21:28:03,131 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 201.3MB. Free memory is still 117.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 324.34ms. Allocated memory is still 142.6MB. Free memory was 106.7MB in the beginning and 92.7MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.69ms. Allocated memory is still 142.6MB. Free memory was 92.7MB in the beginning and 89.6MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 68.88ms. Allocated memory is still 142.6MB. Free memory was 89.6MB in the beginning and 86.4MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 496.30ms. Allocated memory is still 142.6MB. Free memory was 86.4MB in the beginning and 64.4MB in the end (delta: 22.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 7620.97ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 63.7MB in the beginning and 237.2MB in the end (delta: -173.5MB). Peak memory consumption was 127.1MB. Max. memory is 16.1GB. * Witness Printer took 3.74ms. Allocated memory is still 302.0MB. Free memory was 237.2MB in the beginning and 237.1MB in the end (delta: 57.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 115, overapproximation of someBinaryDOUBLEComparisonOperation at line 164, overapproximation of someBinaryDOUBLEComparisonOperation at line 72, overapproximation of someBinaryDOUBLEComparisonOperation at line 98, overapproximation of someBinaryDOUBLEComparisonOperation at line 142, overapproximation of someBinaryDOUBLEComparisonOperation at line 128, overapproximation of someBinaryDOUBLEComparisonOperation at line 126. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 16; [L23] signed char var_1_10 = 2; [L24] signed char var_1_11 = 1; [L25] float var_1_14 = 64.3; [L26] signed char var_1_16 = 32; [L27] unsigned char var_1_17 = 1; [L28] unsigned char var_1_18 = 0; [L29] unsigned char var_1_19 = 0; [L30] double var_1_20 = 9.25; [L31] double var_1_21 = 255.05; [L32] double var_1_22 = 25.5; [L33] unsigned char var_1_23 = 2; [L34] unsigned char var_1_25 = 1; [L35] unsigned short int var_1_26 = 5; [L36] unsigned char var_1_27 = 128; [L37] unsigned char var_1_28 = 1; [L38] signed long int var_1_29 = 128; [L39] unsigned long int var_1_31 = 1; [L40] unsigned long int var_1_32 = 64; [L41] unsigned long int var_1_33 = 100; [L42] double var_1_34 = 63.5; [L43] double var_1_35 = 3.75; [L44] signed long int var_1_36 = -10; [L45] signed long int var_1_37 = 64; [L46] signed long int var_1_38 = 32; [L47] signed long int var_1_39 = -1000000; [L48] signed char var_1_40 = 8; [L49] signed char var_1_41 = -4; [L50] unsigned char var_1_42 = 25; [L51] unsigned char var_1_43 = 8; [L52] unsigned char last_1_var_1_17 = 1; [L53] double last_1_var_1_20 = 9.25; [L54] unsigned char last_1_var_1_23 = 2; [L55] unsigned short int last_1_var_1_26 = 5; [L56] signed long int last_1_var_1_29 = 128; VAL [isInitial=0, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L168] isInitial = 1 [L169] FCALL initially() [L170] COND TRUE 1 [L171] CALL updateLastVariables() [L157] last_1_var_1_17 = var_1_17 [L158] last_1_var_1_20 = var_1_20 [L159] last_1_var_1_23 = var_1_23 [L160] last_1_var_1_26 = var_1_26 [L161] last_1_var_1_29 = var_1_29 VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L171] RET updateLastVariables() [L172] CALL updateVariables() [L111] var_1_11 = __VERIFIER_nondet_char() [L112] CALL assume_abort_if_not(var_1_11 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L112] RET assume_abort_if_not(var_1_11 >= -63) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L113] CALL assume_abort_if_not(var_1_11 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L113] RET assume_abort_if_not(var_1_11 <= 63) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L114] var_1_14 = __VERIFIER_nondet_float() [L115] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L115] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L116] var_1_16 = __VERIFIER_nondet_char() [L117] CALL assume_abort_if_not(var_1_16 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L117] RET assume_abort_if_not(var_1_16 >= -63) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L118] CALL assume_abort_if_not(var_1_16 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L118] RET assume_abort_if_not(var_1_16 <= 63) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L119] var_1_18 = __VERIFIER_nondet_uchar() [L120] CALL assume_abort_if_not(var_1_18 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L120] RET assume_abort_if_not(var_1_18 >= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L121] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L121] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L122] var_1_19 = __VERIFIER_nondet_uchar() [L123] CALL assume_abort_if_not(var_1_19 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L123] RET assume_abort_if_not(var_1_19 >= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L124] CALL assume_abort_if_not(var_1_19 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L124] RET assume_abort_if_not(var_1_19 <= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L125] var_1_21 = __VERIFIER_nondet_double() [L126] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L126] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L127] var_1_22 = __VERIFIER_nondet_double() [L128] CALL assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L128] RET assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L129] var_1_25 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L130] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L131] CALL assume_abort_if_not(var_1_25 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L131] RET assume_abort_if_not(var_1_25 <= 254) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L132] var_1_27 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_27 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L133] RET assume_abort_if_not(var_1_27 >= 127) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L134] CALL assume_abort_if_not(var_1_27 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L134] RET assume_abort_if_not(var_1_27 <= 255) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L135] var_1_28 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L136] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L137] CALL assume_abort_if_not(var_1_28 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L137] RET assume_abort_if_not(var_1_28 <= 127) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L138] var_1_33 = __VERIFIER_nondet_ulong() [L139] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L139] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L140] CALL assume_abort_if_not(var_1_33 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L140] RET assume_abort_if_not(var_1_33 <= 4294967294) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L141] var_1_35 = __VERIFIER_nondet_double() [L142] CALL assume_abort_if_not((var_1_35 >= -922337.2036854765600e+13F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854765600e+12F && var_1_35 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L142] RET assume_abort_if_not((var_1_35 >= -922337.2036854765600e+13F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854765600e+12F && var_1_35 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L143] var_1_38 = __VERIFIER_nondet_long() [L144] CALL assume_abort_if_not(var_1_38 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=1, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=1, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L144] RET assume_abort_if_not(var_1_38 >= -2147483647) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=1, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L145] CALL assume_abort_if_not(var_1_38 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=1, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=1, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L145] RET assume_abort_if_not(var_1_38 <= 2147483647) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=1, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L146] var_1_39 = __VERIFIER_nondet_long() [L147] CALL assume_abort_if_not(var_1_39 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=1, var_1_39=-2147483647, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=1, var_1_39=-2147483647, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L147] RET assume_abort_if_not(var_1_39 >= -2147483647) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=1, var_1_39=-2147483647, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L148] CALL assume_abort_if_not(var_1_39 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=1, var_1_39=-2147483647, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=1, var_1_39=-2147483647, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L148] RET assume_abort_if_not(var_1_39 <= 2147483646) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=1, var_1_39=-2147483647, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L149] var_1_41 = __VERIFIER_nondet_char() [L150] CALL assume_abort_if_not(var_1_41 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=1, var_1_39=-2147483647, var_1_40=8, var_1_41=-127, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=1, var_1_39=-2147483647, var_1_40=8, var_1_41=-127, var_1_42=25, var_1_43=8] [L150] RET assume_abort_if_not(var_1_41 >= -127) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=1, var_1_39=-2147483647, var_1_40=8, var_1_41=-127, var_1_42=25, var_1_43=8] [L151] CALL assume_abort_if_not(var_1_41 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=1, var_1_39=-2147483647, var_1_40=8, var_1_41=-127, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=1, var_1_39=-2147483647, var_1_40=8, var_1_41=-127, var_1_42=25, var_1_43=8] [L151] RET assume_abort_if_not(var_1_41 <= 126) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=1, var_1_39=-2147483647, var_1_40=8, var_1_41=-127, var_1_42=25, var_1_43=8] [L152] var_1_43 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_43 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=1, var_1_39=-2147483647, var_1_40=8, var_1_41=-127, var_1_42=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=1, var_1_39=-2147483647, var_1_40=8, var_1_41=-127, var_1_42=25] [L153] RET assume_abort_if_not(var_1_43 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=1, var_1_39=-2147483647, var_1_40=8, var_1_41=-127, var_1_42=25] [L154] CALL assume_abort_if_not(var_1_43 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=1, var_1_39=-2147483647, var_1_40=8, var_1_41=-127, var_1_42=25, var_1_43=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=1, var_1_39=-2147483647, var_1_40=8, var_1_41=-127, var_1_42=25, var_1_43=0] [L154] RET assume_abort_if_not(var_1_43 <= 254) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=1, var_1_39=-2147483647, var_1_40=8, var_1_41=-127, var_1_42=25, var_1_43=0] [L172] RET updateVariables() [L173] CALL step() [L60] var_1_32 = var_1_33 [L61] var_1_34 = var_1_35 [L62] var_1_36 = -256 VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=1, var_1_33=1, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=64, var_1_38=1, var_1_39=-2147483647, var_1_40=8, var_1_41=-127, var_1_42=25, var_1_43=0] [L63] EXPR ((((var_1_38) < 0 ) ? -(var_1_38) : (var_1_38))) | var_1_32 VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=1, var_1_33=1, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=64, var_1_38=1, var_1_39=-2147483647, var_1_40=8, var_1_41=-127, var_1_42=25, var_1_43=0] [L63] COND TRUE var_1_36 >= (((((var_1_38) < 0 ) ? -(var_1_38) : (var_1_38))) | var_1_32) [L64] var_1_37 = var_1_39 VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=1, var_1_33=1, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=-2147483647, var_1_38=1, var_1_39=-2147483647, var_1_40=8, var_1_41=-127, var_1_42=25, var_1_43=0] [L66] var_1_40 = var_1_41 [L67] var_1_42 = var_1_43 VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=1, var_1_33=1, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=-2147483647, var_1_38=1, var_1_39=-2147483647, var_1_40=-127, var_1_41=-127, var_1_42=0, var_1_43=0] [L68] COND FALSE !((last_1_var_1_29 * last_1_var_1_23) <= last_1_var_1_29) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=1, var_1_33=1, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=-2147483647, var_1_38=1, var_1_39=-2147483647, var_1_40=-127, var_1_41=-127, var_1_42=0, var_1_43=0] [L71] COND TRUE last_1_var_1_17 || last_1_var_1_17 VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=1, var_1_33=1, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=-2147483647, var_1_38=1, var_1_39=-2147483647, var_1_40=-127, var_1_41=-127, var_1_42=0, var_1_43=0] [L72] COND TRUE (((((last_1_var_1_20) < 0 ) ? -(last_1_var_1_20) : (last_1_var_1_20))) - var_1_14) == (last_1_var_1_20 + last_1_var_1_20) [L73] var_1_10 = (var_1_11 + var_1_16) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=64, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=1, var_1_33=1, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=-2147483647, var_1_38=1, var_1_39=-2147483647, var_1_40=-127, var_1_41=-127, var_1_42=0, var_1_43=0] [L81] COND TRUE (last_1_var_1_29 + last_1_var_1_29) > last_1_var_1_26 [L82] var_1_23 = var_1_25 VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=64, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=0, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=1, var_1_33=1, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=-2147483647, var_1_38=1, var_1_39=-2147483647, var_1_40=-127, var_1_41=-127, var_1_42=0, var_1_43=0] [L84] var_1_17 = (var_1_18 && var_1_19) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=64, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=0, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=1, var_1_33=1, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=-2147483647, var_1_38=1, var_1_39=-2147483647, var_1_40=-127, var_1_41=-127, var_1_42=0, var_1_43=0] [L85] COND FALSE !(! var_1_18) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=64, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=0, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=1, var_1_33=1, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=-2147483647, var_1_38=1, var_1_39=-2147483647, var_1_40=-127, var_1_41=-127, var_1_42=0, var_1_43=0] [L88] COND TRUE 256 >= var_1_10 VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=64, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=0, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=1, var_1_33=1, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=-2147483647, var_1_38=1, var_1_39=-2147483647, var_1_40=-127, var_1_41=-127, var_1_42=0, var_1_43=0] [L89] COND TRUE var_1_17 && (var_1_25 >= (var_1_27 - var_1_28)) [L90] var_1_26 = 16 VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=64, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=0, var_1_25=0, var_1_26=16, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=1, var_1_33=1, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=-2147483647, var_1_38=1, var_1_39=-2147483647, var_1_40=-127, var_1_41=-127, var_1_42=0, var_1_43=0] [L97] signed long int stepLocal_0 = var_1_23 * var_1_26; VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, stepLocal_0=0, var_1_10=64, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=0, var_1_25=0, var_1_26=16, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=1, var_1_33=1, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=-2147483647, var_1_38=1, var_1_39=-2147483647, var_1_40=-127, var_1_41=-127, var_1_42=0, var_1_43=0] [L98] COND FALSE !(((((var_1_20) < (63.5)) ? (var_1_20) : (63.5))) > (2.4 * var_1_20)) [L105] var_1_1 = -50 VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, stepLocal_0=0, var_1_10=64, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=-50, var_1_20=37/4, var_1_23=0, var_1_25=0, var_1_26=16, var_1_27=127, var_1_28=127, var_1_29=128, var_1_31=1, var_1_32=1, var_1_33=1, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=-2147483647, var_1_38=1, var_1_39=-2147483647, var_1_40=-127, var_1_41=-127, var_1_42=0, var_1_43=0] [L107] var_1_31 = var_1_26 [L108] var_1_29 = var_1_1 VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, stepLocal_0=0, var_1_10=64, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=-50, var_1_20=37/4, var_1_23=0, var_1_25=0, var_1_26=16, var_1_27=127, var_1_28=127, var_1_29=-50, var_1_31=16, var_1_32=1, var_1_33=1, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=-2147483647, var_1_38=1, var_1_39=-2147483647, var_1_40=-127, var_1_41=-127, var_1_42=0, var_1_43=0] [L173] RET step() [L174] CALL, EXPR property() [L164-L165] return ((((((((((((var_1_20) < (63.5)) ? (var_1_20) : (63.5))) > (2.4 * var_1_20)) ? (((var_1_23 * var_1_26) <= (~ var_1_26)) ? (var_1_1 == ((signed short int) (((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10))) + var_1_23))) : (var_1_1 == ((signed short int) var_1_10))) : (var_1_1 == ((signed short int) -50))) && (((last_1_var_1_29 * last_1_var_1_23) <= last_1_var_1_29) ? (var_1_10 == ((signed char) (var_1_11 + 10))) : ((last_1_var_1_17 || last_1_var_1_17) ? (((((((last_1_var_1_20) < 0 ) ? -(last_1_var_1_20) : (last_1_var_1_20))) - var_1_14) == (last_1_var_1_20 + last_1_var_1_20)) ? (var_1_10 == ((signed char) (var_1_11 + var_1_16))) : (var_1_10 == ((signed char) var_1_11))) : (var_1_10 == ((signed char) var_1_16))))) && (var_1_17 == ((unsigned char) (var_1_18 && var_1_19)))) && ((! var_1_18) ? (var_1_20 == ((double) ((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22))))) : 1)) && (((last_1_var_1_29 + last_1_var_1_29) > last_1_var_1_26) ? (var_1_23 == ((unsigned char) var_1_25)) : 1)) && ((256 >= var_1_10) ? ((var_1_17 && (var_1_25 >= (var_1_27 - var_1_28))) ? (var_1_26 == ((unsigned short int) 16)) : (var_1_26 == ((unsigned short int) var_1_28))) : (var_1_26 == ((unsigned short int) var_1_25)))) && (var_1_29 == ((signed long int) var_1_1))) && (var_1_31 == ((unsigned long int) var_1_26)) ; VAL [\result=0, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=64, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=-50, var_1_20=37/4, var_1_23=0, var_1_25=0, var_1_26=16, var_1_27=127, var_1_28=127, var_1_29=-50, var_1_31=16, var_1_32=1, var_1_33=1, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=-2147483647, var_1_38=1, var_1_39=-2147483647, var_1_40=-127, var_1_41=-127, var_1_42=0, var_1_43=0] [L174] RET, EXPR property() [L174] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=64, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=-50, var_1_20=37/4, var_1_23=0, var_1_25=0, var_1_26=16, var_1_27=127, var_1_28=127, var_1_29=-50, var_1_31=16, var_1_32=1, var_1_33=1, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=-2147483647, var_1_38=1, var_1_39=-2147483647, var_1_40=-127, var_1_41=-127, var_1_42=0, var_1_43=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=64, var_1_11=63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=-50, var_1_20=37/4, var_1_23=0, var_1_25=0, var_1_26=16, var_1_27=127, var_1_28=127, var_1_29=-50, var_1_31=16, var_1_32=1, var_1_33=1, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=-2147483647, var_1_38=1, var_1_39=-2147483647, var_1_40=-127, var_1_41=-127, var_1_42=0, var_1_43=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 79 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.4s, OverallIterations: 9, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 699 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 694 mSDsluCounter, 1921 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 955 mSDsCounter, 351 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 357 IncrementalHoareTripleChecker+Invalid, 708 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 351 mSolverCounterUnsat, 966 mSDtfsCounter, 357 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 742 GetRequests, 718 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=145occurred in iteration=7, InterpolantAutomatonStates: 33, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 8 MinimizatonAttempts, 289 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 2304 NumberOfCodeBlocks, 2304 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1935 ConstructedInterpolants, 0 QuantifiedInterpolants, 4296 SizeOfPredicates, 2 NumberOfNonLiveVariables, 1296 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 11 InterpolantComputations, 7 PerfectInterpolantSequences, 16380/16632 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-02-05 21:28:03,157 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-72.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 ff43099396207f2e7f14a52467281e8d3219fba521ba1b291bba2029ae8f3105 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-05 21:28:05,400 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-05 21:28:05,502 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-02-05 21:28:05,512 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-05 21:28:05,513 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-05 21:28:05,548 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-05 21:28:05,549 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-05 21:28:05,549 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-05 21:28:05,549 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-05 21:28:05,549 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-05 21:28:05,550 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-05 21:28:05,550 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-05 21:28:05,550 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-05 21:28:05,550 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-05 21:28:05,550 INFO L153 SettingsManager]: * Use SBE=true [2025-02-05 21:28:05,550 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-05 21:28:05,550 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-05 21:28:05,550 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-05 21:28:05,550 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-05 21:28:05,550 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-05 21:28:05,551 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-05 21:28:05,551 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-05 21:28:05,551 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-05 21:28:05,551 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-02-05 21:28:05,551 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-02-05 21:28:05,551 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-02-05 21:28:05,551 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-05 21:28:05,551 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-05 21:28:05,551 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-05 21:28:05,551 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-05 21:28:05,554 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-05 21:28:05,554 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-05 21:28:05,554 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-05 21:28:05,554 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-05 21:28:05,555 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 21:28:05,555 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-05 21:28:05,555 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-05 21:28:05,555 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-05 21:28:05,555 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-05 21:28:05,555 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-02-05 21:28:05,555 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-02-05 21:28:05,555 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-05 21:28:05,555 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-05 21:28:05,556 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-05 21:28:05,556 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-05 21:28:05,556 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/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 -> ff43099396207f2e7f14a52467281e8d3219fba521ba1b291bba2029ae8f3105 [2025-02-05 21:28:05,851 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-05 21:28:05,860 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-05 21:28:05,862 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-05 21:28:05,866 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-05 21:28:05,866 INFO L274 PluginConnector]: CDTParser initialized [2025-02-05 21:28:05,867 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-72.i [2025-02-05 21:28:07,171 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e830ff98e/d741f4988f264459855772d636d9534a/FLAG37531c5a1 [2025-02-05 21:28:07,389 INFO L384 CDTParser]: Found 1 translation units. [2025-02-05 21:28:07,389 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-72.i [2025-02-05 21:28:07,398 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e830ff98e/d741f4988f264459855772d636d9534a/FLAG37531c5a1 [2025-02-05 21:28:07,416 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e830ff98e/d741f4988f264459855772d636d9534a [2025-02-05 21:28:07,421 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-05 21:28:07,422 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-05 21:28:07,423 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-05 21:28:07,424 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-05 21:28:07,429 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-05 21:28:07,430 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 09:28:07" (1/1) ... [2025-02-05 21:28:07,430 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35b18f99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:28:07, skipping insertion in model container [2025-02-05 21:28:07,430 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 09:28:07" (1/1) ... [2025-02-05 21:28:07,456 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-05 21:28:07,596 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-72.i[915,928] [2025-02-05 21:28:07,676 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 21:28:07,700 INFO L200 MainTranslator]: Completed pre-run [2025-02-05 21:28:07,709 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-72.i[915,928] [2025-02-05 21:28:07,748 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 21:28:07,771 INFO L204 MainTranslator]: Completed translation [2025-02-05 21:28:07,772 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:28:07 WrapperNode [2025-02-05 21:28:07,772 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-05 21:28:07,773 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-05 21:28:07,774 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-05 21:28:07,774 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-05 21:28:07,779 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:28:07" (1/1) ... [2025-02-05 21:28:07,797 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:28:07" (1/1) ... [2025-02-05 21:28:07,828 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 179 [2025-02-05 21:28:07,828 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-05 21:28:07,829 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-05 21:28:07,829 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-05 21:28:07,829 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-05 21:28:07,836 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:28:07" (1/1) ... [2025-02-05 21:28:07,836 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:28:07" (1/1) ... [2025-02-05 21:28:07,839 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:28:07" (1/1) ... [2025-02-05 21:28:07,850 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]. [2025-02-05 21:28:07,850 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:28:07" (1/1) ... [2025-02-05 21:28:07,850 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:28:07" (1/1) ... [2025-02-05 21:28:07,859 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:28:07" (1/1) ... [2025-02-05 21:28:07,861 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:28:07" (1/1) ... [2025-02-05 21:28:07,866 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:28:07" (1/1) ... [2025-02-05 21:28:07,867 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:28:07" (1/1) ... [2025-02-05 21:28:07,874 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-05 21:28:07,875 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-05 21:28:07,875 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-05 21:28:07,875 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-05 21:28:07,878 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:28:07" (1/1) ... [2025-02-05 21:28:07,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 21:28:07,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 21:28:07,911 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-05 21:28:07,914 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-05 21:28:07,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-05 21:28:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-02-05 21:28:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-05 21:28:07,937 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-05 21:28:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-05 21:28:07,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-05 21:28:08,039 INFO L257 CfgBuilder]: Building ICFG [2025-02-05 21:28:08,041 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-05 21:28:16,689 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2025-02-05 21:28:16,689 INFO L308 CfgBuilder]: Performing block encoding [2025-02-05 21:28:16,698 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-05 21:28:16,699 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-05 21:28:16,699 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 09:28:16 BoogieIcfgContainer [2025-02-05 21:28:16,699 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-05 21:28:16,702 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-05 21:28:16,702 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-05 21:28:16,706 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-05 21:28:16,707 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.02 09:28:07" (1/3) ... [2025-02-05 21:28:16,707 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50b1cb4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 09:28:16, skipping insertion in model container [2025-02-05 21:28:16,707 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:28:07" (2/3) ... [2025-02-05 21:28:16,708 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50b1cb4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 09:28:16, skipping insertion in model container [2025-02-05 21:28:16,708 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 09:28:16" (3/3) ... [2025-02-05 21:28:16,709 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-72.i [2025-02-05 21:28:16,722 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-05 21:28:16,725 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-72.i that has 2 procedures, 76 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-05 21:28:16,786 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-05 21:28:16,799 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;@7556fc38, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-05 21:28:16,800 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-05 21:28:16,803 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 45 states have (on average 1.3111111111111111) internal successors, (59), 46 states have internal predecessors, (59), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2025-02-05 21:28:16,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2025-02-05 21:28:16,814 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:28:16,814 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 21:28:16,815 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:28:16,819 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:28:16,819 INFO L85 PathProgramCache]: Analyzing trace with hash -905370026, now seen corresponding path program 1 times [2025-02-05 21:28:16,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 21:28:16,827 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [486434933] [2025-02-05 21:28:16,828 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:28:16,828 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-02-05 21:28:16,828 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 21:28:16,831 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-02-05 21:28:16,832 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-02-05 21:28:16,954 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 175 statements into 1 equivalence classes. [2025-02-05 21:28:17,292 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 175 of 175 statements. [2025-02-05 21:28:17,293 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:28:17,293 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:28:17,307 INFO L256 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-05 21:28:17,315 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 21:28:17,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 494 proven. 0 refuted. 0 times theorem prover too weak. 1018 trivial. 0 not checked. [2025-02-05 21:28:17,365 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 21:28:17,366 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-05 21:28:17,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [486434933] [2025-02-05 21:28:17,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [486434933] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 21:28:17,366 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 21:28:17,367 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-05 21:28:17,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169477467] [2025-02-05 21:28:17,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 21:28:17,371 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-05 21:28:17,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-05 21:28:17,388 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-05 21:28:17,389 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 21:28:17,391 INFO L87 Difference]: Start difference. First operand has 76 states, 45 states have (on average 1.3111111111111111) internal successors, (59), 46 states have internal predecessors, (59), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2025-02-05 21:28:17,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 21:28:17,423 INFO L93 Difference]: Finished difference Result 146 states and 253 transitions. [2025-02-05 21:28:17,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-05 21:28:17,426 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 175 [2025-02-05 21:28:17,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 21:28:17,433 INFO L225 Difference]: With dead ends: 146 [2025-02-05 21:28:17,433 INFO L226 Difference]: Without dead ends: 73 [2025-02-05 21:28:17,437 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 21:28:17,440 INFO L435 NwaCegarLoop]: 109 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-05 21:28:17,442 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-05 21:28:17,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2025-02-05 21:28:17,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2025-02-05 21:28:17,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 43 states have (on average 1.2325581395348837) internal successors, (53), 43 states have internal predecessors, (53), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2025-02-05 21:28:17,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 109 transitions. [2025-02-05 21:28:17,490 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 109 transitions. Word has length 175 [2025-02-05 21:28:17,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 21:28:17,491 INFO L471 AbstractCegarLoop]: Abstraction has 73 states and 109 transitions. [2025-02-05 21:28:17,491 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2025-02-05 21:28:17,493 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 109 transitions. [2025-02-05 21:28:17,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2025-02-05 21:28:17,498 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:28:17,498 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 21:28:17,517 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2025-02-05 21:28:17,699 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-02-05 21:28:17,699 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:28:17,700 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:28:17,700 INFO L85 PathProgramCache]: Analyzing trace with hash 89687985, now seen corresponding path program 1 times [2025-02-05 21:28:17,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 21:28:17,701 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1736884581] [2025-02-05 21:28:17,701 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:28:17,701 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-02-05 21:28:17,701 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 21:28:17,703 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-02-05 21:28:17,704 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2025-02-05 21:28:17,797 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 176 statements into 1 equivalence classes. [2025-02-05 21:28:18,131 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 176 of 176 statements. [2025-02-05 21:28:18,131 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:28:18,132 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:28:18,145 INFO L256 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-02-05 21:28:18,151 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 21:28:22,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2025-02-05 21:28:22,214 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 21:28:22,215 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-05 21:28:22,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1736884581] [2025-02-05 21:28:22,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1736884581] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 21:28:22,215 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 21:28:22,215 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-05 21:28:22,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092388677] [2025-02-05 21:28:22,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 21:28:22,217 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-05 21:28:22,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-05 21:28:22,218 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-05 21:28:22,219 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-05 21:28:22,219 INFO L87 Difference]: Start difference. First operand 73 states and 109 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2025-02-05 21:28:26,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-02-05 21:28:29,566 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.82s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-02-05 21:28:33,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-02-05 21:28:33,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 21:28:33,785 INFO L93 Difference]: Finished difference Result 222 states and 334 transitions. [2025-02-05 21:28:33,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-05 21:28:33,831 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 176 [2025-02-05 21:28:33,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 21:28:33,834 INFO L225 Difference]: With dead ends: 222 [2025-02-05 21:28:33,834 INFO L226 Difference]: Without dead ends: 152 [2025-02-05 21:28:33,835 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-05 21:28:33,836 INFO L435 NwaCegarLoop]: 114 mSDtfsCounter, 69 mSDsluCounter, 200 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 57 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 314 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.4s IncrementalHoareTripleChecker+Time [2025-02-05 21:28:33,836 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 314 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 18 Invalid, 2 Unknown, 0 Unchecked, 11.4s Time] [2025-02-05 21:28:33,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2025-02-05 21:28:33,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 126. [2025-02-05 21:28:33,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 67 states have (on average 1.164179104477612) internal successors, (78), 67 states have internal predecessors, (78), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2025-02-05 21:28:33,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 190 transitions. [2025-02-05 21:28:33,865 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 190 transitions. Word has length 176 [2025-02-05 21:28:33,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 21:28:33,866 INFO L471 AbstractCegarLoop]: Abstraction has 126 states and 190 transitions. [2025-02-05 21:28:33,866 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2025-02-05 21:28:33,866 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 190 transitions. [2025-02-05 21:28:33,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2025-02-05 21:28:33,870 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:28:33,871 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 21:28:33,894 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2025-02-05 21:28:34,071 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-02-05 21:28:34,072 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:28:34,073 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:28:34,073 INFO L85 PathProgramCache]: Analyzing trace with hash 1896447286, now seen corresponding path program 1 times [2025-02-05 21:28:34,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 21:28:34,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [852983129] [2025-02-05 21:28:34,074 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:28:34,075 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-02-05 21:28:34,075 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 21:28:34,077 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-02-05 21:28:34,080 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2025-02-05 21:28:34,146 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 177 statements into 1 equivalence classes. [2025-02-05 21:28:34,497 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 177 of 177 statements. [2025-02-05 21:28:34,497 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:28:34,497 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:28:34,513 INFO L256 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-02-05 21:28:34,518 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 21:28:36,340 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2025-02-05 21:28:36,340 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 21:28:36,340 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-05 21:28:36,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [852983129] [2025-02-05 21:28:36,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [852983129] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 21:28:36,340 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 21:28:36,340 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-05 21:28:36,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494929340] [2025-02-05 21:28:36,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 21:28:36,341 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-05 21:28:36,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-05 21:28:36,342 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-05 21:28:36,342 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-05 21:28:36,342 INFO L87 Difference]: Start difference. First operand 126 states and 190 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2025-02-05 21:28:40,700 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-02-05 21:28:43,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.45s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-02-05 21:28:47,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-02-05 21:28:47,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 21:28:47,720 INFO L93 Difference]: Finished difference Result 214 states and 321 transitions. [2025-02-05 21:28:47,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-05 21:28:47,759 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 177 [2025-02-05 21:28:47,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 21:28:47,761 INFO L225 Difference]: With dead ends: 214 [2025-02-05 21:28:47,761 INFO L226 Difference]: Without dead ends: 144 [2025-02-05 21:28:47,762 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-05 21:28:47,763 INFO L435 NwaCegarLoop]: 106 mSDtfsCounter, 56 mSDsluCounter, 203 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 57 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 309 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.3s IncrementalHoareTripleChecker+Time [2025-02-05 21:28:47,763 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 309 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 10 Invalid, 2 Unknown, 0 Unchecked, 11.3s Time] [2025-02-05 21:28:47,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2025-02-05 21:28:47,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 127. [2025-02-05 21:28:47,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 68 states have (on average 1.161764705882353) internal successors, (79), 68 states have internal predecessors, (79), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2025-02-05 21:28:47,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 191 transitions. [2025-02-05 21:28:47,798 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 191 transitions. Word has length 177 [2025-02-05 21:28:47,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 21:28:47,798 INFO L471 AbstractCegarLoop]: Abstraction has 127 states and 191 transitions. [2025-02-05 21:28:47,799 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2025-02-05 21:28:47,799 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 191 transitions. [2025-02-05 21:28:47,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2025-02-05 21:28:47,804 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:28:47,805 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 21:28:47,826 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2025-02-05 21:28:48,005 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-02-05 21:28:48,006 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:28:48,006 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:28:48,006 INFO L85 PathProgramCache]: Analyzing trace with hash 385483987, now seen corresponding path program 1 times [2025-02-05 21:28:48,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 21:28:48,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2109367520] [2025-02-05 21:28:48,007 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:28:48,007 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-02-05 21:28:48,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 21:28:48,012 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-02-05 21:28:48,013 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2025-02-05 21:28:48,058 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 178 statements into 1 equivalence classes. [2025-02-05 21:28:48,409 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 178 of 178 statements. [2025-02-05 21:28:48,409 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:28:48,409 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:28:48,425 INFO L256 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-02-05 21:28:48,429 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 21:28:50,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 477 proven. 66 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2025-02-05 21:28:50,083 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-05 21:28:51,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 15 proven. 66 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2025-02-05 21:28:51,639 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-05 21:28:51,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2109367520] [2025-02-05 21:28:51,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2109367520] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-05 21:28:51,639 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-02-05 21:28:51,639 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2025-02-05 21:28:51,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666072719] [2025-02-05 21:28:51,639 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-02-05 21:28:51,640 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-02-05 21:28:51,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-05 21:28:51,650 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-02-05 21:28:51,650 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-02-05 21:28:51,650 INFO L87 Difference]: Start difference. First operand 127 states and 191 transitions. Second operand has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (50), 2 states have call predecessors, (50), 4 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2025-02-05 21:28:56,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-02-05 21:29:00,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-02-05 21:29:04,891 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-02-05 21:29:05,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 21:29:05,079 INFO L93 Difference]: Finished difference Result 209 states and 307 transitions. [2025-02-05 21:29:05,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-02-05 21:29:05,080 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (50), 2 states have call predecessors, (50), 4 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) Word has length 178 [2025-02-05 21:29:05,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 21:29:05,082 INFO L225 Difference]: With dead ends: 209 [2025-02-05 21:29:05,082 INFO L226 Difference]: Without dead ends: 139 [2025-02-05 21:29:05,083 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 357 GetRequests, 348 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2025-02-05 21:29:05,083 INFO L435 NwaCegarLoop]: 88 mSDtfsCounter, 56 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 168 mSolverCounterSat, 16 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 182 SdHoareTripleChecker+Invalid, 187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 168 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.3s IncrementalHoareTripleChecker+Time [2025-02-05 21:29:05,083 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 182 Invalid, 187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 168 Invalid, 3 Unknown, 0 Unchecked, 13.3s Time] [2025-02-05 21:29:05,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2025-02-05 21:29:05,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 135. [2025-02-05 21:29:05,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 74 states have (on average 1.135135135135135) internal successors, (84), 74 states have internal predecessors, (84), 56 states have call successors, (56), 4 states have call predecessors, (56), 4 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2025-02-05 21:29:05,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 196 transitions. [2025-02-05 21:29:05,104 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 196 transitions. Word has length 178 [2025-02-05 21:29:05,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 21:29:05,104 INFO L471 AbstractCegarLoop]: Abstraction has 135 states and 196 transitions. [2025-02-05 21:29:05,104 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (50), 2 states have call predecessors, (50), 4 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2025-02-05 21:29:05,105 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 196 transitions. [2025-02-05 21:29:05,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2025-02-05 21:29:05,106 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:29:05,106 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 21:29:05,126 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2025-02-05 21:29:05,310 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-02-05 21:29:05,311 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:29:05,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:29:05,311 INFO L85 PathProgramCache]: Analyzing trace with hash 188970482, now seen corresponding path program 1 times [2025-02-05 21:29:05,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 21:29:05,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [404839470] [2025-02-05 21:29:05,312 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:29:05,312 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-02-05 21:29:05,312 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 21:29:05,313 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-02-05 21:29:05,314 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2025-02-05 21:29:05,352 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 178 statements into 1 equivalence classes. [2025-02-05 21:29:05,696 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 178 of 178 statements. [2025-02-05 21:29:05,697 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:29:05,697 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:29:05,711 INFO L256 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 28 conjuncts are in the unsatisfiable core [2025-02-05 21:29:05,718 INFO L279 TraceCheckSpWp]: Computing forward predicates...