./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-71.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_normal_file-71.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 06310ed96ff90cd41f7e06cc140b3ae37ff2aa2ee60815f1e01ceec8c6bb9e8b --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-05 21:03:39,392 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-05 21:03:39,458 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-05 21:03:39,462 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-05 21:03:39,463 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-05 21:03:39,489 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-05 21:03:39,490 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-05 21:03:39,491 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-05 21:03:39,491 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-05 21:03:39,491 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-05 21:03:39,492 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-05 21:03:39,492 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-05 21:03:39,493 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-05 21:03:39,493 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-05 21:03:39,493 INFO L153 SettingsManager]: * Use SBE=true [2025-02-05 21:03:39,494 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-05 21:03:39,494 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-05 21:03:39,494 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-05 21:03:39,494 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-05 21:03:39,494 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-05 21:03:39,494 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-05 21:03:39,494 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-05 21:03:39,494 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-05 21:03:39,495 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-05 21:03:39,495 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-05 21:03:39,495 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-05 21:03:39,495 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-05 21:03:39,495 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-05 21:03:39,495 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-05 21:03:39,495 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-05 21:03:39,496 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-05 21:03:39,496 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-05 21:03:39,496 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 21:03:39,496 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-05 21:03:39,496 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-05 21:03:39,496 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-05 21:03:39,496 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-05 21:03:39,496 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-05 21:03:39,497 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-05 21:03:39,497 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-05 21:03:39,497 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-05 21:03:39,497 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-05 21:03:39,497 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-05 21:03:39,497 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 -> 06310ed96ff90cd41f7e06cc140b3ae37ff2aa2ee60815f1e01ceec8c6bb9e8b [2025-02-05 21:03:39,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-05 21:03:39,820 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-05 21:03:39,823 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-05 21:03:39,825 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-05 21:03:39,825 INFO L274 PluginConnector]: CDTParser initialized [2025-02-05 21:03:39,826 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-71.i [2025-02-05 21:03:41,154 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/5c9e8c420/9949211452af481eafc75cd550db8672/FLAGa909d784c [2025-02-05 21:03:41,474 INFO L384 CDTParser]: Found 1 translation units. [2025-02-05 21:03:41,475 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-71.i [2025-02-05 21:03:41,481 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/5c9e8c420/9949211452af481eafc75cd550db8672/FLAGa909d784c [2025-02-05 21:03:41,727 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/5c9e8c420/9949211452af481eafc75cd550db8672 [2025-02-05 21:03:41,728 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-05 21:03:41,729 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-05 21:03:41,730 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-05 21:03:41,730 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-05 21:03:41,734 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-05 21:03:41,735 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 09:03:41" (1/1) ... [2025-02-05 21:03:41,735 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39b03d44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:03:41, skipping insertion in model container [2025-02-05 21:03:41,735 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 09:03:41" (1/1) ... [2025-02-05 21:03:41,750 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-05 21:03:41,871 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_normal_file-71.i[913,926] [2025-02-05 21:03:41,940 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 21:03:41,948 INFO L200 MainTranslator]: Completed pre-run [2025-02-05 21:03:41,955 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_normal_file-71.i[913,926] [2025-02-05 21:03:41,977 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 21:03:41,991 INFO L204 MainTranslator]: Completed translation [2025-02-05 21:03:41,991 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:03:41 WrapperNode [2025-02-05 21:03:41,992 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-05 21:03:41,993 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-05 21:03:41,993 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-05 21:03:41,993 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-05 21:03:41,997 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:03:41" (1/1) ... [2025-02-05 21:03:42,009 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:03:41" (1/1) ... [2025-02-05 21:03:42,033 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 145 [2025-02-05 21:03:42,034 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-05 21:03:42,035 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-05 21:03:42,035 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-05 21:03:42,035 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-05 21:03:42,042 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:03:41" (1/1) ... [2025-02-05 21:03:42,043 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:03:41" (1/1) ... [2025-02-05 21:03:42,045 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:03:41" (1/1) ... [2025-02-05 21:03:42,058 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 21:03:42,058 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:03:41" (1/1) ... [2025-02-05 21:03:42,058 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:03:41" (1/1) ... [2025-02-05 21:03:42,063 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:03:41" (1/1) ... [2025-02-05 21:03:42,064 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:03:41" (1/1) ... [2025-02-05 21:03:42,065 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:03:41" (1/1) ... [2025-02-05 21:03:42,066 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:03:41" (1/1) ... [2025-02-05 21:03:42,075 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-05 21:03:42,076 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-05 21:03:42,076 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-05 21:03:42,076 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-05 21:03:42,077 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:03:41" (1/1) ... [2025-02-05 21:03:42,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 21:03:42,092 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 21:03:42,107 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 21:03:42,114 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 21:03:42,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-05 21:03:42,133 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-05 21:03:42,134 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-05 21:03:42,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-05 21:03:42,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-05 21:03:42,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-05 21:03:42,207 INFO L257 CfgBuilder]: Building ICFG [2025-02-05 21:03:42,210 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-05 21:03:42,478 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2025-02-05 21:03:42,478 INFO L308 CfgBuilder]: Performing block encoding [2025-02-05 21:03:42,491 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-05 21:03:42,492 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-05 21:03:42,492 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 09:03:42 BoogieIcfgContainer [2025-02-05 21:03:42,492 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-05 21:03:42,495 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-05 21:03:42,495 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-05 21:03:42,499 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-05 21:03:42,499 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.02 09:03:41" (1/3) ... [2025-02-05 21:03:42,500 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fef414c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 09:03:42, skipping insertion in model container [2025-02-05 21:03:42,501 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:03:41" (2/3) ... [2025-02-05 21:03:42,502 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fef414c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 09:03:42, skipping insertion in model container [2025-02-05 21:03:42,502 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 09:03:42" (3/3) ... [2025-02-05 21:03:42,503 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-71.i [2025-02-05 21:03:42,514 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-05 21:03:42,515 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_normal_file-71.i that has 2 procedures, 61 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-05 21:03:42,573 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-05 21:03:42,582 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;@4df28a69, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-05 21:03:42,583 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-05 21:03:42,588 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 37 states have (on average 1.3243243243243243) internal successors, (49), 38 states have internal predecessors, (49), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2025-02-05 21:03:42,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2025-02-05 21:03:42,602 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:03:42,602 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:03:42,603 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:03:42,608 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:03:42,610 INFO L85 PathProgramCache]: Analyzing trace with hash 1540166886, now seen corresponding path program 1 times [2025-02-05 21:03:42,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 21:03:42,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816746468] [2025-02-05 21:03:42,616 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:03:42,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 21:03:42,703 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 133 statements into 1 equivalence classes. [2025-02-05 21:03:42,727 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 133 of 133 statements. [2025-02-05 21:03:42,727 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:03:42,727 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:03:42,904 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2025-02-05 21:03:42,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 21:03:42,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1816746468] [2025-02-05 21:03:42,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1816746468] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-05 21:03:42,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [389764614] [2025-02-05 21:03:42,906 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:03:42,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 21:03:42,906 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 21:03:42,908 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 21:03:42,909 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 21:03:42,997 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 133 statements into 1 equivalence classes. [2025-02-05 21:03:43,077 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 133 of 133 statements. [2025-02-05 21:03:43,077 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:03:43,077 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:03:43,081 INFO L256 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-05 21:03:43,094 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 21:03:43,130 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2025-02-05 21:03:43,130 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 21:03:43,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [389764614] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 21:03:43,130 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-05 21:03:43,131 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-02-05 21:03:43,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69829294] [2025-02-05 21:03:43,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 21:03:43,136 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-05 21:03:43,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 21:03:43,151 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-05 21:03:43,151 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 21:03:43,152 INFO L87 Difference]: Start difference. First operand has 61 states, 37 states have (on average 1.3243243243243243) internal successors, (49), 38 states have internal predecessors, (49), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2025-02-05 21:03:43,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 21:03:43,172 INFO L93 Difference]: Finished difference Result 116 states and 198 transitions. [2025-02-05 21:03:43,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-05 21:03:43,173 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) Word has length 133 [2025-02-05 21:03:43,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 21:03:43,178 INFO L225 Difference]: With dead ends: 116 [2025-02-05 21:03:43,178 INFO L226 Difference]: Without dead ends: 58 [2025-02-05 21:03:43,181 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 21:03:43,182 INFO L435 NwaCegarLoop]: 86 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, 86 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 21:03:43,183 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-05 21:03:43,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2025-02-05 21:03:43,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2025-02-05 21:03:43,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 35 states have (on average 1.2571428571428571) internal successors, (44), 35 states have internal predecessors, (44), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2025-02-05 21:03:43,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 86 transitions. [2025-02-05 21:03:43,213 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 86 transitions. Word has length 133 [2025-02-05 21:03:43,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 21:03:43,213 INFO L471 AbstractCegarLoop]: Abstraction has 58 states and 86 transitions. [2025-02-05 21:03:43,213 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2025-02-05 21:03:43,213 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2025-02-05 21:03:43,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2025-02-05 21:03:43,217 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:03:43,218 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:03:43,225 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-02-05 21:03:43,418 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 21:03:43,419 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:03:43,421 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:03:43,421 INFO L85 PathProgramCache]: Analyzing trace with hash -570522585, now seen corresponding path program 1 times [2025-02-05 21:03:43,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 21:03:43,421 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887571195] [2025-02-05 21:03:43,421 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:03:43,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 21:03:43,467 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 133 statements into 1 equivalence classes. [2025-02-05 21:03:43,720 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 133 of 133 statements. [2025-02-05 21:03:43,720 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:03:43,720 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-02-05 21:03:43,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [364481801] [2025-02-05 21:03:43,731 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:03:43,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 21:03:43,731 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 21:03:43,736 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 21:03:43,738 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 21:03:43,806 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 133 statements into 1 equivalence classes. [2025-02-05 21:03:43,989 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 133 of 133 statements. [2025-02-05 21:03:43,989 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:03:43,989 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:03:43,991 INFO L256 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 17 conjuncts are in the unsatisfiable core [2025-02-05 21:03:43,996 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 21:03:45,145 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 404 proven. 42 refuted. 0 times theorem prover too weak. 394 trivial. 0 not checked. [2025-02-05 21:03:45,145 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-05 21:03:45,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 21:03:45,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887571195] [2025-02-05 21:03:45,310 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2025-02-05 21:03:45,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [364481801] [2025-02-05 21:03:45,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [364481801] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-05 21:03:45,311 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2025-02-05 21:03:45,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2025-02-05 21:03:45,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333310241] [2025-02-05 21:03:45,311 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2025-02-05 21:03:45,312 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2025-02-05 21:03:45,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 21:03:45,313 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2025-02-05 21:03:45,314 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2025-02-05 21:03:45,315 INFO L87 Difference]: Start difference. First operand 58 states and 86 transitions. Second operand has 9 states, 9 states have (on average 4.444444444444445) internal successors, (40), 8 states have internal predecessors, (40), 3 states have call successors, (21), 3 states have call predecessors, (21), 4 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2025-02-05 21:03:45,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 21:03:45,791 INFO L93 Difference]: Finished difference Result 184 states and 272 transitions. [2025-02-05 21:03:45,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-02-05 21:03:45,792 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.444444444444445) internal successors, (40), 8 states have internal predecessors, (40), 3 states have call successors, (21), 3 states have call predecessors, (21), 4 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 133 [2025-02-05 21:03:45,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 21:03:45,794 INFO L225 Difference]: With dead ends: 184 [2025-02-05 21:03:45,796 INFO L226 Difference]: Without dead ends: 129 [2025-02-05 21:03:45,797 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=113, Invalid=267, Unknown=0, NotChecked=0, Total=380 [2025-02-05 21:03:45,798 INFO L435 NwaCegarLoop]: 55 mSDtfsCounter, 74 mSDsluCounter, 369 mSDsCounter, 0 mSdLazyCounter, 293 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 424 SdHoareTripleChecker+Invalid, 353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 293 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-02-05 21:03:45,799 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 424 Invalid, 353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 293 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-02-05 21:03:45,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2025-02-05 21:03:45,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 102. [2025-02-05 21:03:45,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 56 states have (on average 1.1785714285714286) internal successors, (66), 56 states have internal predecessors, (66), 42 states have call successors, (42), 3 states have call predecessors, (42), 3 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2025-02-05 21:03:45,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 150 transitions. [2025-02-05 21:03:45,824 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 150 transitions. Word has length 133 [2025-02-05 21:03:45,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 21:03:45,824 INFO L471 AbstractCegarLoop]: Abstraction has 102 states and 150 transitions. [2025-02-05 21:03:45,825 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.444444444444445) internal successors, (40), 8 states have internal predecessors, (40), 3 states have call successors, (21), 3 states have call predecessors, (21), 4 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2025-02-05 21:03:45,825 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 150 transitions. [2025-02-05 21:03:45,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2025-02-05 21:03:45,827 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:03:45,828 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:03:45,837 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-02-05 21:03:46,028 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 21:03:46,029 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:03:46,029 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:03:46,029 INFO L85 PathProgramCache]: Analyzing trace with hash 1927493352, now seen corresponding path program 1 times [2025-02-05 21:03:46,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 21:03:46,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [578479446] [2025-02-05 21:03:46,030 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:03:46,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 21:03:46,044 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 133 statements into 1 equivalence classes. [2025-02-05 21:03:46,171 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 133 of 133 statements. [2025-02-05 21:03:46,172 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:03:46,172 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-02-05 21:03:46,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1142691634] [2025-02-05 21:03:46,176 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:03:46,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 21:03:46,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 21:03:46,178 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 21:03:46,181 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 21:03:46,235 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 133 statements into 1 equivalence classes. [2025-02-05 21:03:46,437 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 133 of 133 statements. [2025-02-05 21:03:46,437 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:03:46,437 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-05 21:03:46,437 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-05 21:03:46,459 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 133 statements into 1 equivalence classes. [2025-02-05 21:03:46,487 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 133 of 133 statements. [2025-02-05 21:03:46,487 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:03:46,487 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-05 21:03:46,557 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-05 21:03:46,557 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-05 21:03:46,558 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-05 21:03:46,568 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-02-05 21:03:46,760 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 21:03:46,763 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-02-05 21:03:46,855 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-05 21:03:46,859 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.02 09:03:46 BoogieIcfgContainer [2025-02-05 21:03:46,860 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-05 21:03:46,861 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-05 21:03:46,861 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-05 21:03:46,861 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-05 21:03:46,862 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 09:03:42" (3/4) ... [2025-02-05 21:03:46,864 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-05 21:03:46,864 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-05 21:03:46,865 INFO L158 Benchmark]: Toolchain (without parser) took 5135.56ms. Allocated memory is still 167.8MB. Free memory was 134.7MB in the beginning and 105.0MB in the end (delta: 29.7MB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB. [2025-02-05 21:03:46,866 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 201.3MB. Free memory is still 126.1MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 21:03:46,866 INFO L158 Benchmark]: CACSL2BoogieTranslator took 261.88ms. Allocated memory is still 167.8MB. Free memory was 134.3MB in the beginning and 120.3MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-05 21:03:46,866 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.39ms. Allocated memory is still 167.8MB. Free memory was 120.3MB in the beginning and 117.9MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 21:03:46,867 INFO L158 Benchmark]: Boogie Preprocessor took 41.12ms. Allocated memory is still 167.8MB. Free memory was 117.9MB in the beginning and 114.3MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 21:03:46,867 INFO L158 Benchmark]: IcfgBuilder took 415.81ms. Allocated memory is still 167.8MB. Free memory was 114.3MB in the beginning and 94.4MB in the end (delta: 19.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-02-05 21:03:46,868 INFO L158 Benchmark]: TraceAbstraction took 4364.47ms. Allocated memory is still 167.8MB. Free memory was 93.6MB in the beginning and 105.1MB in the end (delta: -11.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 21:03:46,868 INFO L158 Benchmark]: Witness Printer took 3.28ms. Allocated memory is still 167.8MB. Free memory was 105.1MB in the beginning and 105.0MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 21:03:46,869 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 201.3MB. Free memory is still 126.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 261.88ms. Allocated memory is still 167.8MB. Free memory was 134.3MB in the beginning and 120.3MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.39ms. Allocated memory is still 167.8MB. Free memory was 120.3MB in the beginning and 117.9MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.12ms. Allocated memory is still 167.8MB. Free memory was 117.9MB in the beginning and 114.3MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 415.81ms. Allocated memory is still 167.8MB. Free memory was 114.3MB in the beginning and 94.4MB in the end (delta: 19.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 4364.47ms. Allocated memory is still 167.8MB. Free memory was 93.6MB in the beginning and 105.1MB in the end (delta: -11.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.28ms. Allocated memory is still 167.8MB. Free memory was 105.1MB in the beginning and 105.0MB in the end (delta: 50.8kB). 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 107, overapproximation of someBinaryFLOATComparisonOperation at line 109, overapproximation of someBinaryFLOATComparisonOperation at line 110, overapproximation of someBinaryFLOATComparisonOperation at line 73, overapproximation of someBinaryFLOATComparisonOperation at line 131, overapproximation of someBinaryFLOATComparisonOperation at line 80. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 32; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 1; [L25] signed char var_1_4 = -1; [L26] signed char var_1_5 = 4; [L27] unsigned short int var_1_9 = 35831; [L28] float var_1_10 = 1.875; [L29] float var_1_11 = 5.8; [L30] float var_1_12 = 2.375; [L31] float var_1_13 = 999999999999.75; [L32] signed short int var_1_14 = 32; [L33] signed short int var_1_15 = 25; [L34] signed short int var_1_16 = 23809; [L35] signed short int var_1_17 = 2; [L36] float var_1_18 = 499.25; [L37] signed long int var_1_19 = -4; [L38] unsigned short int var_1_20 = 10; [L39] unsigned short int var_1_21 = 16; [L40] signed char var_1_22 = -10; [L41] signed char var_1_23 = 25; [L42] float last_1_var_1_12 = 2.375; [L43] signed short int last_1_var_1_14 = 32; [L44] unsigned short int last_1_var_1_20 = 10; [L45] unsigned short int last_1_var_1_21 = 16; VAL [isInitial=0, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L135] isInitial = 1 [L136] FCALL initially() [L137] COND TRUE 1 [L138] CALL updateLastVariables() [L125] last_1_var_1_12 = var_1_12 [L126] last_1_var_1_14 = var_1_14 [L127] last_1_var_1_20 = var_1_20 [L128] last_1_var_1_21 = var_1_21 VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L138] RET updateLastVariables() [L139] CALL updateVariables() [L91] var_1_2 = __VERIFIER_nondet_uchar() [L92] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L92] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L93] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L93] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L94] var_1_3 = __VERIFIER_nondet_uchar() [L95] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L95] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L96] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L96] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L97] var_1_4 = __VERIFIER_nondet_char() [L98] CALL assume_abort_if_not(var_1_4 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L98] RET assume_abort_if_not(var_1_4 >= -1) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L99] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L99] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L100] var_1_5 = __VERIFIER_nondet_char() [L101] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=35831] [L101] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=35831] [L102] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=35831] [L102] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=35831] [L103] var_1_9 = __VERIFIER_nondet_ushort() [L104] CALL assume_abort_if_not(var_1_9 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L104] RET assume_abort_if_not(var_1_9 >= 32767) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L105] CALL assume_abort_if_not(var_1_9 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L105] RET assume_abort_if_not(var_1_9 <= 65534) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L106] var_1_11 = __VERIFIER_nondet_float() [L107] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L107] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L108] var_1_13 = __VERIFIER_nondet_float() [L109] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L109] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L110] CALL assume_abort_if_not(var_1_13 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L110] RET assume_abort_if_not(var_1_13 != 0.0F) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L111] var_1_15 = __VERIFIER_nondet_short() [L112] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L112] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L113] CALL assume_abort_if_not(var_1_15 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L113] RET assume_abort_if_not(var_1_15 <= 16383) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L114] var_1_16 = __VERIFIER_nondet_short() [L115] CALL assume_abort_if_not(var_1_16 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L115] RET assume_abort_if_not(var_1_16 >= 16383) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L116] CALL assume_abort_if_not(var_1_16 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L116] RET assume_abort_if_not(var_1_16 <= 32766) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L117] var_1_17 = __VERIFIER_nondet_short() [L118] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L118] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L119] CALL assume_abort_if_not(var_1_17 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L119] RET assume_abort_if_not(var_1_17 <= 16383) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L120] var_1_23 = __VERIFIER_nondet_char() [L121] CALL assume_abort_if_not(var_1_23 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L121] RET assume_abort_if_not(var_1_23 >= -127) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L122] CALL assume_abort_if_not(var_1_23 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L122] RET assume_abort_if_not(var_1_23 <= 126) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L139] RET updateVariables() [L140] CALL step() [L49] signed long int stepLocal_0 = var_1_4 - var_1_5; VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, stepLocal_0=-1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L50] COND TRUE \read(var_1_2) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, stepLocal_0=-1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L51] COND FALSE !(stepLocal_0 > ((last_1_var_1_14 + last_1_var_1_20) * last_1_var_1_21)) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L61] unsigned short int stepLocal_2 = var_1_1; VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, stepLocal_2=32, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L62] COND FALSE !(! (var_1_5 < var_1_1)) [L69] var_1_14 = ((((((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5)))) < ((var_1_15 - (var_1_16 - var_1_17)))) ? (((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5)))) : ((var_1_15 - (var_1_16 - var_1_17))))) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, stepLocal_2=32, var_1_10=15/8, var_1_12=19/8, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L71] var_1_10 = var_1_11 [L72] signed char stepLocal_1 = var_1_4; VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, stepLocal_1=-1, stepLocal_2=32, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L73] COND FALSE !(last_1_var_1_12 >= ((var_1_11 / var_1_13) / 31.9f)) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, stepLocal_1=-1, stepLocal_2=32, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L80] var_1_18 = ((((((((255.5f) > (var_1_11)) ? (255.5f) : (var_1_11)))) > (5.5f)) ? (((((255.5f) > (var_1_11)) ? (255.5f) : (var_1_11)))) : (5.5f))) [L81] var_1_20 = var_1_15 [L82] var_1_21 = var_1_5 [L83] var_1_22 = var_1_23 VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, stepLocal_1=-1, stepLocal_2=32, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=511/2, var_1_19=-4, var_1_1=32, var_1_20=16383, var_1_21=0, var_1_22=-127, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L84] COND TRUE \read(var_1_3) [L85] var_1_19 = ((((var_1_17) > ((((((var_1_5) < (var_1_9)) ? (var_1_5) : (var_1_9))) + ((((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21)))))) ? (var_1_17) : ((((((var_1_5) < (var_1_9)) ? (var_1_5) : (var_1_9))) + ((((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21))))))) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, stepLocal_1=-1, stepLocal_2=32, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=511/2, var_1_19=32766, var_1_1=32, var_1_20=16383, var_1_21=0, var_1_22=-127, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L140] RET step() [L141] CALL, EXPR property() [L131-L132] return ((((((((var_1_2 ? (((var_1_4 - var_1_5) > ((last_1_var_1_14 + last_1_var_1_20) * last_1_var_1_21)) ? (var_1_1 == ((unsigned short int) (var_1_9 - var_1_5))) : 1) : (var_1_3 ? (var_1_1 == ((unsigned short int) 32)) : (var_1_1 == ((unsigned short int) var_1_5)))) && (var_1_10 == ((float) var_1_11))) && ((last_1_var_1_12 >= ((var_1_11 / var_1_13) / 31.9f)) ? ((var_1_14 > var_1_4) ? (var_1_12 == ((float) var_1_11)) : (var_1_12 == ((float) var_1_11))) : 1)) && ((! (var_1_5 < var_1_1)) ? ((last_1_var_1_14 >= var_1_1) ? (var_1_14 == ((signed short int) (((((128) < (((((2) < (var_1_4)) ? (2) : (var_1_4))))) ? (128) : (((((2) < (var_1_4)) ? (2) : (var_1_4)))))) + var_1_5))) : (var_1_14 == ((signed short int) ((var_1_5 - var_1_15) + var_1_4)))) : (var_1_14 == ((signed short int) ((((((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5)))) < ((var_1_15 - (var_1_16 - var_1_17)))) ? (((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5)))) : ((var_1_15 - (var_1_16 - var_1_17))))))))) && (var_1_18 == ((float) ((((((((255.5f) > (var_1_11)) ? (255.5f) : (var_1_11)))) > (5.5f)) ? (((((255.5f) > (var_1_11)) ? (255.5f) : (var_1_11)))) : (5.5f)))))) && (var_1_3 ? (var_1_19 == ((signed long int) ((((var_1_17) > ((((((var_1_5) < (var_1_9)) ? (var_1_5) : (var_1_9))) + ((((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21)))))) ? (var_1_17) : ((((((var_1_5) < (var_1_9)) ? (var_1_5) : (var_1_9))) + ((((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21))))))))) : (var_1_19 == ((signed long int) var_1_5)))) && (var_1_20 == ((unsigned short int) var_1_15))) && (var_1_21 == ((unsigned short int) var_1_5))) && (var_1_22 == ((signed char) var_1_23)) ; VAL [\result=0, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=511/2, var_1_19=32766, var_1_1=32, var_1_20=16383, var_1_21=0, var_1_22=-127, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L141] RET, EXPR property() [L141] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=511/2, var_1_19=32766, var_1_1=32, var_1_20=16383, var_1_21=0, var_1_22=-127, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=511/2, var_1_19=32766, var_1_1=32, var_1_20=16383, var_1_21=0, var_1_22=-127, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.2s, OverallIterations: 3, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 74 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 74 mSDsluCounter, 510 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 369 mSDsCounter, 60 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 293 IncrementalHoareTripleChecker+Invalid, 353 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 60 mSolverCounterUnsat, 141 mSDtfsCounter, 293 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 289 GetRequests, 271 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=102occurred in iteration=2, InterpolantAutomatonStates: 14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 27 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 798 NumberOfCodeBlocks, 798 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 396 ConstructedInterpolants, 0 QuantifiedInterpolants, 1661 SizeOfPredicates, 4 NumberOfNonLiveVariables, 656 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 2438/2520 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 21:03:46,889 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_normal_file-71.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 06310ed96ff90cd41f7e06cc140b3ae37ff2aa2ee60815f1e01ceec8c6bb9e8b --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-05 21:03:49,032 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-05 21:03:49,115 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-02-05 21:03:49,126 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-05 21:03:49,126 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-05 21:03:49,148 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-05 21:03:49,148 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-05 21:03:49,149 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-05 21:03:49,149 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-05 21:03:49,149 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-05 21:03:49,149 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-05 21:03:49,149 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-05 21:03:49,150 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-05 21:03:49,150 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-05 21:03:49,150 INFO L153 SettingsManager]: * Use SBE=true [2025-02-05 21:03:49,150 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-05 21:03:49,150 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-05 21:03:49,150 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-05 21:03:49,150 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-05 21:03:49,151 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-05 21:03:49,151 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-05 21:03:49,151 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-05 21:03:49,151 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-05 21:03:49,151 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-02-05 21:03:49,151 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-02-05 21:03:49,151 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-02-05 21:03:49,152 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-05 21:03:49,152 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-05 21:03:49,152 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-05 21:03:49,152 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-05 21:03:49,152 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-05 21:03:49,152 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-05 21:03:49,152 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-05 21:03:49,152 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-05 21:03:49,153 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 21:03:49,153 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-05 21:03:49,153 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-05 21:03:49,153 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-05 21:03:49,153 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-05 21:03:49,153 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-02-05 21:03:49,153 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-02-05 21:03:49,153 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-05 21:03:49,154 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-05 21:03:49,154 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-05 21:03:49,154 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-05 21:03:49,154 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 -> 06310ed96ff90cd41f7e06cc140b3ae37ff2aa2ee60815f1e01ceec8c6bb9e8b [2025-02-05 21:03:49,402 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-05 21:03:49,409 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-05 21:03:49,413 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-05 21:03:49,414 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-05 21:03:49,415 INFO L274 PluginConnector]: CDTParser initialized [2025-02-05 21:03:49,417 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-71.i [2025-02-05 21:03:50,730 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/34b5063b9/1122939429f64935be225267cf18391b/FLAG955b20629 [2025-02-05 21:03:50,926 INFO L384 CDTParser]: Found 1 translation units. [2025-02-05 21:03:50,926 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-71.i [2025-02-05 21:03:50,935 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/34b5063b9/1122939429f64935be225267cf18391b/FLAG955b20629 [2025-02-05 21:03:50,947 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/34b5063b9/1122939429f64935be225267cf18391b [2025-02-05 21:03:50,949 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-05 21:03:50,950 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-05 21:03:50,952 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-05 21:03:50,952 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-05 21:03:50,955 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-05 21:03:50,956 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 09:03:50" (1/1) ... [2025-02-05 21:03:50,958 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@431575a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:03:50, skipping insertion in model container [2025-02-05 21:03:50,959 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 09:03:50" (1/1) ... [2025-02-05 21:03:50,977 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-05 21:03:51,103 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_normal_file-71.i[913,926] [2025-02-05 21:03:51,174 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 21:03:51,191 INFO L200 MainTranslator]: Completed pre-run [2025-02-05 21:03:51,203 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_normal_file-71.i[913,926] [2025-02-05 21:03:51,247 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 21:03:51,267 INFO L204 MainTranslator]: Completed translation [2025-02-05 21:03:51,268 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:03:51 WrapperNode [2025-02-05 21:03:51,269 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-05 21:03:51,270 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-05 21:03:51,270 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-05 21:03:51,270 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-05 21:03:51,276 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:03:51" (1/1) ... [2025-02-05 21:03:51,286 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:03:51" (1/1) ... [2025-02-05 21:03:51,314 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 139 [2025-02-05 21:03:51,314 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-05 21:03:51,315 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-05 21:03:51,315 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-05 21:03:51,315 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-05 21:03:51,326 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:03:51" (1/1) ... [2025-02-05 21:03:51,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:03:51" (1/1) ... [2025-02-05 21:03:51,330 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:03:51" (1/1) ... [2025-02-05 21:03:51,340 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 21:03:51,340 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:03:51" (1/1) ... [2025-02-05 21:03:51,340 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:03:51" (1/1) ... [2025-02-05 21:03:51,348 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:03:51" (1/1) ... [2025-02-05 21:03:51,349 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:03:51" (1/1) ... [2025-02-05 21:03:51,350 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:03:51" (1/1) ... [2025-02-05 21:03:51,351 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:03:51" (1/1) ... [2025-02-05 21:03:51,354 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-05 21:03:51,354 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-05 21:03:51,355 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-05 21:03:51,355 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-05 21:03:51,358 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:03:51" (1/1) ... [2025-02-05 21:03:51,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 21:03:51,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 21:03:51,393 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 21:03:51,395 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 21:03:51,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-05 21:03:51,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-02-05 21:03:51,416 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-05 21:03:51,416 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-05 21:03:51,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-05 21:03:51,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-05 21:03:51,505 INFO L257 CfgBuilder]: Building ICFG [2025-02-05 21:03:51,507 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-05 21:04:00,717 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2025-02-05 21:04:00,717 INFO L308 CfgBuilder]: Performing block encoding [2025-02-05 21:04:00,726 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-05 21:04:00,726 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-05 21:04:00,727 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 09:04:00 BoogieIcfgContainer [2025-02-05 21:04:00,727 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-05 21:04:00,730 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-05 21:04:00,730 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-05 21:04:00,735 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-05 21:04:00,735 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.02 09:03:50" (1/3) ... [2025-02-05 21:04:00,736 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c21086f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 09:04:00, skipping insertion in model container [2025-02-05 21:04:00,736 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:03:51" (2/3) ... [2025-02-05 21:04:00,737 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c21086f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 09:04:00, skipping insertion in model container [2025-02-05 21:04:00,737 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 09:04:00" (3/3) ... [2025-02-05 21:04:00,739 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-71.i [2025-02-05 21:04:00,753 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-05 21:04:00,755 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_normal_file-71.i that has 2 procedures, 61 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-05 21:04:00,807 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-05 21:04:00,819 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;@daac24e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-05 21:04:00,819 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-05 21:04:00,823 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 37 states have (on average 1.3243243243243243) internal successors, (49), 38 states have internal predecessors, (49), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2025-02-05 21:04:00,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2025-02-05 21:04:00,835 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:04:00,835 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:04:00,836 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:04:00,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:04:00,842 INFO L85 PathProgramCache]: Analyzing trace with hash 1540166886, now seen corresponding path program 1 times [2025-02-05 21:04:00,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 21:04:00,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [995558292] [2025-02-05 21:04:00,851 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:04:00,851 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 21:04:00,851 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 21:04:00,854 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 21:04:00,855 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 21:04:00,937 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 133 statements into 1 equivalence classes. [2025-02-05 21:04:01,275 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 133 of 133 statements. [2025-02-05 21:04:01,276 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:04:01,276 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:04:01,287 INFO L256 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-05 21:04:01,294 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 21:04:01,327 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 404 proven. 0 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2025-02-05 21:04:01,327 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 21:04:01,328 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-05 21:04:01,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [995558292] [2025-02-05 21:04:01,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [995558292] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 21:04:01,328 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 21:04:01,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-05 21:04:01,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657403315] [2025-02-05 21:04:01,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 21:04:01,333 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-05 21:04:01,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-05 21:04:01,346 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-05 21:04:01,346 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 21:04:01,348 INFO L87 Difference]: Start difference. First operand has 61 states, 37 states have (on average 1.3243243243243243) internal successors, (49), 38 states have internal predecessors, (49), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2025-02-05 21:04:01,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 21:04:01,366 INFO L93 Difference]: Finished difference Result 116 states and 198 transitions. [2025-02-05 21:04:01,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-05 21:04:01,368 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 133 [2025-02-05 21:04:01,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 21:04:01,373 INFO L225 Difference]: With dead ends: 116 [2025-02-05 21:04:01,373 INFO L226 Difference]: Without dead ends: 58 [2025-02-05 21:04:01,375 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 132 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 21:04:01,377 INFO L435 NwaCegarLoop]: 86 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, 86 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 21:04:01,379 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-05 21:04:01,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2025-02-05 21:04:01,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2025-02-05 21:04:01,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 35 states have (on average 1.2571428571428571) internal successors, (44), 35 states have internal predecessors, (44), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2025-02-05 21:04:01,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 86 transitions. [2025-02-05 21:04:01,424 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 86 transitions. Word has length 133 [2025-02-05 21:04:01,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 21:04:01,424 INFO L471 AbstractCegarLoop]: Abstraction has 58 states and 86 transitions. [2025-02-05 21:04:01,424 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2025-02-05 21:04:01,425 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2025-02-05 21:04:01,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2025-02-05 21:04:01,428 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:04:01,428 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:04:01,442 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 (2)] Ended with exit code 0 [2025-02-05 21:04:01,629 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 21:04:01,629 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:04:01,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:04:01,630 INFO L85 PathProgramCache]: Analyzing trace with hash -570522585, now seen corresponding path program 1 times [2025-02-05 21:04:01,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 21:04:01,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1176834987] [2025-02-05 21:04:01,631 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:04:01,631 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 21:04:01,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 21:04:01,633 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 21:04:01,635 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 21:04:01,684 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 133 statements into 1 equivalence classes. [2025-02-05 21:04:01,993 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 133 of 133 statements. [2025-02-05 21:04:01,993 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:04:01,993 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:04:02,004 INFO L256 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-02-05 21:04:02,011 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 21:04:07,129 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2025-02-05 21:04:07,130 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 21:04:07,130 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-05 21:04:07,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1176834987] [2025-02-05 21:04:07,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1176834987] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 21:04:07,130 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 21:04:07,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-05 21:04:07,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512233214] [2025-02-05 21:04:07,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 21:04:07,131 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-05 21:04:07,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-05 21:04:07,132 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-05 21:04:07,133 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-02-05 21:04:07,133 INFO L87 Difference]: Start difference. First operand 58 states and 86 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2025-02-05 21:04:12,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.57s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-02-05 21:04:16,524 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.84s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-02-05 21:04:16,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 21:04:16,524 INFO L93 Difference]: Finished difference Result 178 states and 267 transitions. [2025-02-05 21:04:16,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-05 21:04:16,576 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 133 [2025-02-05 21:04:16,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 21:04:16,578 INFO L225 Difference]: With dead ends: 178 [2025-02-05 21:04:16,579 INFO L226 Difference]: Without dead ends: 123 [2025-02-05 21:04:16,580 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2025-02-05 21:04:16,581 INFO L435 NwaCegarLoop]: 92 mSDtfsCounter, 61 mSDsluCounter, 191 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 283 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.1s IncrementalHoareTripleChecker+Time [2025-02-05 21:04:16,581 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 283 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 9.1s Time] [2025-02-05 21:04:16,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2025-02-05 21:04:16,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 98. [2025-02-05 21:04:16,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 53 states have (on average 1.1886792452830188) internal successors, (63), 53 states have internal predecessors, (63), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2025-02-05 21:04:16,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 147 transitions. [2025-02-05 21:04:16,617 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 147 transitions. Word has length 133 [2025-02-05 21:04:16,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 21:04:16,617 INFO L471 AbstractCegarLoop]: Abstraction has 98 states and 147 transitions. [2025-02-05 21:04:16,618 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2025-02-05 21:04:16,618 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 147 transitions. [2025-02-05 21:04:16,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2025-02-05 21:04:16,619 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:04:16,620 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:04:16,634 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 (3)] Forceful destruction successful, exit code 0 [2025-02-05 21:04:16,820 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 21:04:16,821 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:04:16,821 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:04:16,822 INFO L85 PathProgramCache]: Analyzing trace with hash 1927493352, now seen corresponding path program 1 times [2025-02-05 21:04:16,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 21:04:16,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1294255940] [2025-02-05 21:04:16,822 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:04:16,823 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 21:04:16,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 21:04:16,827 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 21:04:16,828 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 21:04:16,871 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 133 statements into 1 equivalence classes. [2025-02-05 21:04:17,255 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 133 of 133 statements. [2025-02-05 21:04:17,255 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:04:17,255 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:04:17,269 INFO L256 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 26 conjuncts are in the unsatisfiable core [2025-02-05 21:04:17,275 INFO L279 TraceCheckSpWp]: Computing forward predicates...