./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-59.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_loopvsstraightlinecode_25-1loop_file-59.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 5bdbe64eb8d422d2ea5717bc71f96affad4a8cac372591c2430b21f42f6849ce --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 01:13:26,019 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 01:13:26,069 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-06 01:13:26,073 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 01:13:26,073 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 01:13:26,092 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 01:13:26,092 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 01:13:26,093 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 01:13:26,093 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 01:13:26,093 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 01:13:26,094 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 01:13:26,094 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 01:13:26,094 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 01:13:26,094 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 01:13:26,094 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 01:13:26,095 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 01:13:26,095 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 01:13:26,095 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-06 01:13:26,095 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 01:13:26,095 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-06 01:13:26,095 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 01:13:26,095 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 01:13:26,095 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 01:13:26,096 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 01:13:26,096 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-06 01:13:26,096 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 01:13:26,096 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 01:13:26,096 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 01:13:26,096 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 01:13:26,096 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 01:13:26,096 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 01:13:26,096 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 01:13:26,097 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 01:13:26,097 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 01:13:26,097 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 01:13:26,097 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 01:13:26,097 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 01:13:26,097 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 01:13:26,097 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 01:13:26,097 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 01:13:26,097 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 01:13:26,097 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 01:13:26,097 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 01:13:26,098 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 -> 5bdbe64eb8d422d2ea5717bc71f96affad4a8cac372591c2430b21f42f6849ce [2025-02-06 01:13:26,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 01:13:26,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 01:13:26,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 01:13:26,305 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 01:13:26,305 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 01:13:26,306 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-59.i [2025-02-06 01:13:27,395 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1a689f3d8/f1b68352af7a45fca7a078911dc76746/FLAGbf5750ccc [2025-02-06 01:13:27,659 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 01:13:27,660 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-59.i [2025-02-06 01:13:27,668 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1a689f3d8/f1b68352af7a45fca7a078911dc76746/FLAGbf5750ccc [2025-02-06 01:13:27,962 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1a689f3d8/f1b68352af7a45fca7a078911dc76746 [2025-02-06 01:13:27,964 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 01:13:27,965 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 01:13:27,966 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 01:13:27,966 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 01:13:27,968 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 01:13:27,969 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 01:13:27" (1/1) ... [2025-02-06 01:13:27,969 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f434149 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:13:27, skipping insertion in model container [2025-02-06 01:13:27,970 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 01:13:27" (1/1) ... [2025-02-06 01:13:27,980 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 01:13:28,067 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_loopvsstraightlinecode_25-1loop_file-59.i[915,928] [2025-02-06 01:13:28,111 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 01:13:28,124 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 01:13:28,134 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_loopvsstraightlinecode_25-1loop_file-59.i[915,928] [2025-02-06 01:13:28,158 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 01:13:28,168 INFO L204 MainTranslator]: Completed translation [2025-02-06 01:13:28,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:13:28 WrapperNode [2025-02-06 01:13:28,169 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 01:13:28,170 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 01:13:28,170 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 01:13:28,170 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 01:13:28,174 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:13:28" (1/1) ... [2025-02-06 01:13:28,181 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:13:28" (1/1) ... [2025-02-06 01:13:28,207 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 137 [2025-02-06 01:13:28,208 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 01:13:28,209 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 01:13:28,209 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 01:13:28,209 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 01:13:28,216 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:13:28" (1/1) ... [2025-02-06 01:13:28,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:13:28" (1/1) ... [2025-02-06 01:13:28,218 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:13:28" (1/1) ... [2025-02-06 01:13:28,234 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]. [2025-02-06 01:13:28,235 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:13:28" (1/1) ... [2025-02-06 01:13:28,236 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:13:28" (1/1) ... [2025-02-06 01:13:28,240 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:13:28" (1/1) ... [2025-02-06 01:13:28,245 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:13:28" (1/1) ... [2025-02-06 01:13:28,246 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:13:28" (1/1) ... [2025-02-06 01:13:28,247 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:13:28" (1/1) ... [2025-02-06 01:13:28,249 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 01:13:28,249 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 01:13:28,249 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 01:13:28,249 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 01:13:28,250 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:13:28" (1/1) ... [2025-02-06 01:13:28,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 01:13:28,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 01:13:28,281 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) [2025-02-06 01:13:28,284 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 [2025-02-06 01:13:28,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 01:13:28,302 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-06 01:13:28,302 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-06 01:13:28,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-06 01:13:28,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 01:13:28,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 01:13:28,351 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 01:13:28,352 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 01:13:28,550 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2025-02-06 01:13:28,550 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 01:13:28,564 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 01:13:28,565 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 01:13:28,565 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 01:13:28 BoogieIcfgContainer [2025-02-06 01:13:28,565 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 01:13:28,567 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 01:13:28,567 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 01:13:28,572 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 01:13:28,572 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 01:13:27" (1/3) ... [2025-02-06 01:13:28,573 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3687002a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 01:13:28, skipping insertion in model container [2025-02-06 01:13:28,573 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:13:28" (2/3) ... [2025-02-06 01:13:28,574 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3687002a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 01:13:28, skipping insertion in model container [2025-02-06 01:13:28,574 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 01:13:28" (3/3) ... [2025-02-06 01:13:28,575 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-1loop_file-59.i [2025-02-06 01:13:28,588 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 01:13:28,590 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_25-1loop_file-59.i that has 2 procedures, 59 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-06 01:13:28,645 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 01:13:28,655 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;@4ae99500, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 01:13:28,656 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-06 01:13:28,659 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 35 states have (on average 1.2571428571428571) internal successors, (44), 36 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) [2025-02-06 01:13:28,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2025-02-06 01:13:28,670 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 01:13:28,670 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] [2025-02-06 01:13:28,671 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 01:13:28,675 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 01:13:28,676 INFO L85 PathProgramCache]: Analyzing trace with hash -331961269, now seen corresponding path program 1 times [2025-02-06 01:13:28,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 01:13:28,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920972264] [2025-02-06 01:13:28,682 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 01:13:28,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 01:13:28,759 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 132 statements into 1 equivalence classes. [2025-02-06 01:13:28,782 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 132 of 132 statements. [2025-02-06 01:13:28,783 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 01:13:28,783 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 01:13:28,890 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2025-02-06 01:13:28,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 01:13:28,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1920972264] [2025-02-06 01:13:28,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1920972264] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 01:13:28,892 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2138378567] [2025-02-06 01:13:28,892 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 01:13:28,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 01:13:28,892 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 01:13:28,894 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) [2025-02-06 01:13:28,896 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 [2025-02-06 01:13:28,978 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 132 statements into 1 equivalence classes. [2025-02-06 01:13:29,030 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 132 of 132 statements. [2025-02-06 01:13:29,031 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 01:13:29,031 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 01:13:29,034 INFO L256 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-06 01:13:29,041 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 01:13:29,061 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2025-02-06 01:13:29,061 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 01:13:29,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2138378567] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 01:13:29,061 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-06 01:13:29,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-02-06 01:13:29,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090616313] [2025-02-06 01:13:29,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 01:13:29,066 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-06 01:13:29,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 01:13:29,079 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-06 01:13:29,080 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-06 01:13:29,081 INFO L87 Difference]: Start difference. First operand has 59 states, 35 states have (on average 1.2571428571428571) internal successors, (44), 36 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) Second operand has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 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) [2025-02-06 01:13:29,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 01:13:29,112 INFO L93 Difference]: Finished difference Result 115 states and 190 transitions. [2025-02-06 01:13:29,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-06 01:13:29,113 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 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 132 [2025-02-06 01:13:29,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 01:13:29,120 INFO L225 Difference]: With dead ends: 115 [2025-02-06 01:13:29,120 INFO L226 Difference]: Without dead ends: 56 [2025-02-06 01:13:29,123 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-06 01:13:29,125 INFO L435 NwaCegarLoop]: 83 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, 83 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 [2025-02-06 01:13:29,125 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 01:13:29,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2025-02-06 01:13:29,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2025-02-06 01:13:29,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 33 states have internal predecessors, (38), 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) [2025-02-06 01:13:29,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 80 transitions. [2025-02-06 01:13:29,152 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 80 transitions. Word has length 132 [2025-02-06 01:13:29,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 01:13:29,153 INFO L471 AbstractCegarLoop]: Abstraction has 56 states and 80 transitions. [2025-02-06 01:13:29,153 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 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) [2025-02-06 01:13:29,153 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 80 transitions. [2025-02-06 01:13:29,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2025-02-06 01:13:29,155 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 01:13:29,155 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] [2025-02-06 01:13:29,161 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-02-06 01:13:29,355 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 [2025-02-06 01:13:29,356 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 01:13:29,356 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 01:13:29,356 INFO L85 PathProgramCache]: Analyzing trace with hash 502455556, now seen corresponding path program 1 times [2025-02-06 01:13:29,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 01:13:29,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354354268] [2025-02-06 01:13:29,357 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 01:13:29,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 01:13:29,372 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 132 statements into 1 equivalence classes. [2025-02-06 01:13:29,425 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 132 of 132 statements. [2025-02-06 01:13:29,425 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 01:13:29,425 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 01:13:29,690 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2025-02-06 01:13:29,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 01:13:29,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1354354268] [2025-02-06 01:13:29,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1354354268] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 01:13:29,691 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 01:13:29,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 01:13:29,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311110194] [2025-02-06 01:13:29,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 01:13:29,693 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 01:13:29,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 01:13:29,695 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 01:13:29,695 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 01:13:29,695 INFO L87 Difference]: Start difference. First operand 56 states and 80 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 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) [2025-02-06 01:13:29,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 01:13:29,722 INFO L93 Difference]: Finished difference Result 109 states and 157 transitions. [2025-02-06 01:13:29,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 01:13:29,727 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 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 132 [2025-02-06 01:13:29,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 01:13:29,728 INFO L225 Difference]: With dead ends: 109 [2025-02-06 01:13:29,728 INFO L226 Difference]: Without dead ends: 56 [2025-02-06 01:13:29,729 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 01:13:29,729 INFO L435 NwaCegarLoop]: 78 mSDtfsCounter, 0 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 149 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-06 01:13:29,729 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 149 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 01:13:29,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2025-02-06 01:13:29,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2025-02-06 01:13:29,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 33 states have (on average 1.121212121212121) internal successors, (37), 33 states have internal predecessors, (37), 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) [2025-02-06 01:13:29,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 79 transitions. [2025-02-06 01:13:29,737 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 79 transitions. Word has length 132 [2025-02-06 01:13:29,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 01:13:29,739 INFO L471 AbstractCegarLoop]: Abstraction has 56 states and 79 transitions. [2025-02-06 01:13:29,739 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 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) [2025-02-06 01:13:29,739 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 79 transitions. [2025-02-06 01:13:29,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2025-02-06 01:13:29,741 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 01:13:29,741 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] [2025-02-06 01:13:29,741 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-06 01:13:29,741 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 01:13:29,741 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 01:13:29,741 INFO L85 PathProgramCache]: Analyzing trace with hash -1574132735, now seen corresponding path program 1 times [2025-02-06 01:13:29,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 01:13:29,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118481034] [2025-02-06 01:13:29,741 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 01:13:29,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 01:13:29,757 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 133 statements into 1 equivalence classes. [2025-02-06 01:13:29,831 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 133 of 133 statements. [2025-02-06 01:13:29,831 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 01:13:29,831 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 01:13:29,831 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 01:13:29,846 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 133 statements into 1 equivalence classes. [2025-02-06 01:13:29,936 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 133 of 133 statements. [2025-02-06 01:13:29,938 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 01:13:29,938 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 01:13:29,977 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 01:13:29,977 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-06 01:13:29,978 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-06 01:13:29,980 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-06 01:13:29,981 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-02-06 01:13:30,056 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-06 01:13:30,059 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.02 01:13:30 BoogieIcfgContainer [2025-02-06 01:13:30,059 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-06 01:13:30,060 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-06 01:13:30,060 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-06 01:13:30,060 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-06 01:13:30,060 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 01:13:28" (3/4) ... [2025-02-06 01:13:30,061 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-06 01:13:30,062 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-06 01:13:30,063 INFO L158 Benchmark]: Toolchain (without parser) took 2097.76ms. Allocated memory is still 142.6MB. Free memory was 111.0MB in the beginning and 93.9MB in the end (delta: 17.1MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2025-02-06 01:13:30,064 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 201.3MB. Free memory is still 125.8MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 01:13:30,064 INFO L158 Benchmark]: CACSL2BoogieTranslator took 203.58ms. Allocated memory is still 142.6MB. Free memory was 111.0MB in the beginning and 97.2MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-06 01:13:30,065 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.62ms. Allocated memory is still 142.6MB. Free memory was 97.2MB in the beginning and 96.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 01:13:30,065 INFO L158 Benchmark]: Boogie Preprocessor took 39.97ms. Allocated memory is still 142.6MB. Free memory was 96.1MB in the beginning and 93.9MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 01:13:30,066 INFO L158 Benchmark]: IcfgBuilder took 315.94ms. Allocated memory is still 142.6MB. Free memory was 93.9MB in the beginning and 78.2MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-06 01:13:30,067 INFO L158 Benchmark]: TraceAbstraction took 1491.81ms. Allocated memory is still 142.6MB. Free memory was 77.1MB in the beginning and 93.9MB in the end (delta: -16.8MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. [2025-02-06 01:13:30,067 INFO L158 Benchmark]: Witness Printer took 2.41ms. Allocated memory is still 142.6MB. Free memory is still 93.9MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 01:13:30,068 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 201.3MB. Free memory is still 125.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 203.58ms. Allocated memory is still 142.6MB. Free memory was 111.0MB in the beginning and 97.2MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.62ms. Allocated memory is still 142.6MB. Free memory was 97.2MB in the beginning and 96.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.97ms. Allocated memory is still 142.6MB. Free memory was 96.1MB in the beginning and 93.9MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 315.94ms. Allocated memory is still 142.6MB. Free memory was 93.9MB in the beginning and 78.2MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1491.81ms. Allocated memory is still 142.6MB. Free memory was 77.1MB in the beginning and 93.9MB in the end (delta: -16.8MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. * Witness Printer took 2.41ms. Allocated memory is still 142.6MB. Free memory is still 93.9MB. 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 100, overapproximation of someBinaryFLOATComparisonOperation at line 111, overapproximation of someBinaryFLOATComparisonOperation at line 102, overapproximation of someBinaryFLOATComparisonOperation at line 98, overapproximation of someBinaryFLOATComparisonOperation at line 104, overapproximation of someBinaryFLOATComparisonOperation at line 61, overapproximation of someBinaryDOUBLEComparisonOperation at line 92, overapproximation of someBinaryDOUBLEComparisonOperation at line 94, overapproximation of someBinaryDOUBLEComparisonOperation at line 96, overapproximation of someBinaryDOUBLEComparisonOperation at line 60, overapproximation of someBinaryDOUBLEComparisonOperation at line 111, overapproximation of someBinaryArithmeticFLOAToperation at line 61. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -128; [L23] signed long int var_1_4 = -32; [L24] signed long int var_1_5 = 10; [L25] signed long int var_1_6 = -1; [L26] unsigned long int var_1_7 = 25; [L27] unsigned char var_1_8 = 1; [L28] unsigned long int var_1_9 = 2; [L29] unsigned long int var_1_10 = 32; [L30] unsigned long int var_1_11 = 128; [L31] float var_1_12 = 24.2; [L32] double var_1_13 = 999999999999999.2; [L33] double var_1_14 = 9999999.6; [L34] double var_1_15 = 9.75; [L35] float var_1_16 = 999999999999999.4; [L36] float var_1_17 = 256.6; [L37] float var_1_18 = 8.875; [L38] float var_1_19 = 256.25; [L39] signed long int last_1_var_1_1 = -128; [L40] unsigned long int last_1_var_1_7 = 25; VAL [isInitial=0, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-32, var_1_5=10, var_1_6=-1, var_1_7=25, var_1_8=1, var_1_9=2] [L115] isInitial = 1 [L116] FCALL initially() [L117] int k_loop; [L118] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-32, var_1_5=10, var_1_6=-1, var_1_7=25, var_1_8=1, var_1_9=2] [L118] COND TRUE k_loop < 1 [L119] CALL updateLastVariables() [L107] last_1_var_1_1 = var_1_1 [L108] last_1_var_1_7 = var_1_7 VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-32, var_1_5=10, var_1_6=-1, var_1_7=25, var_1_8=1, var_1_9=2] [L119] RET updateLastVariables() [L120] CALL updateVariables() [L70] var_1_4 = __VERIFIER_nondet_long() [L71] CALL assume_abort_if_not(var_1_4 >= -536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=10, var_1_6=-1, var_1_7=25, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=10, var_1_6=-1, var_1_7=25, var_1_8=1, var_1_9=2] [L71] RET assume_abort_if_not(var_1_4 >= -536870911) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=10, var_1_6=-1, var_1_7=25, var_1_8=1, var_1_9=2] [L72] CALL assume_abort_if_not(var_1_4 <= 536870912) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=10, var_1_6=-1, var_1_7=25, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=10, var_1_6=-1, var_1_7=25, var_1_8=1, var_1_9=2] [L72] RET assume_abort_if_not(var_1_4 <= 536870912) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=10, var_1_6=-1, var_1_7=25, var_1_8=1, var_1_9=2] [L73] var_1_5 = __VERIFIER_nondet_long() [L74] CALL assume_abort_if_not(var_1_5 >= -536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1, var_1_7=25, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1, var_1_7=25, var_1_8=1, var_1_9=2] [L74] RET assume_abort_if_not(var_1_5 >= -536870911) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1, var_1_7=25, var_1_8=1, var_1_9=2] [L75] CALL assume_abort_if_not(var_1_5 <= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1, var_1_7=25, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1, var_1_7=25, var_1_8=1, var_1_9=2] [L75] RET assume_abort_if_not(var_1_5 <= 536870911) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1, var_1_7=25, var_1_8=1, var_1_9=2] [L76] var_1_6 = __VERIFIER_nondet_long() [L77] CALL assume_abort_if_not(var_1_6 >= -1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=1, var_1_9=2] [L77] RET assume_abort_if_not(var_1_6 >= -1073741823) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=1, var_1_9=2] [L78] CALL assume_abort_if_not(var_1_6 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=1, var_1_9=2] [L78] RET assume_abort_if_not(var_1_6 <= 1073741823) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=1, var_1_9=2] [L79] var_1_8 = __VERIFIER_nondet_uchar() [L80] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_9=2] [L80] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_9=2] [L81] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=2] [L81] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=2] [L82] var_1_9 = __VERIFIER_nondet_ulong() [L83] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0] [L83] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0] [L84] CALL assume_abort_if_not(var_1_9 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L84] RET assume_abort_if_not(var_1_9 <= 4294967294) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L85] var_1_10 = __VERIFIER_nondet_ulong() [L86] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L86] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L87] CALL assume_abort_if_not(var_1_10 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L87] RET assume_abort_if_not(var_1_10 <= 4294967294) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L88] var_1_11 = __VERIFIER_nondet_ulong() [L89] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L89] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L90] CALL assume_abort_if_not(var_1_11 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=8589934589, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=8589934589, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L90] RET assume_abort_if_not(var_1_11 <= 4294967294) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=8589934589, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L91] var_1_13 = __VERIFIER_nondet_double() [L92] CALL assume_abort_if_not((var_1_13 >= 0.0F && 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_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=8589934589, var_1_12=121/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=8589934589, var_1_12=121/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L92] RET assume_abort_if_not((var_1_13 >= 0.0F && 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_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=8589934589, var_1_12=121/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L93] var_1_14 = __VERIFIER_nondet_double() [L94] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=8589934589, var_1_12=121/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=8589934589, var_1_12=121/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L94] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=8589934589, var_1_12=121/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L95] var_1_15 = __VERIFIER_nondet_double() [L96] CALL assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=8589934589, var_1_12=121/5, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=8589934589, var_1_12=121/5, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L96] RET assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=8589934589, var_1_12=121/5, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L97] var_1_16 = __VERIFIER_nondet_float() [L98] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=8589934589, var_1_12=121/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=8589934589, var_1_12=121/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L98] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=8589934589, var_1_12=121/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L99] var_1_17 = __VERIFIER_nondet_float() [L100] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=8589934589, var_1_12=121/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=8589934589, var_1_12=121/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L100] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=8589934589, var_1_12=121/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L101] var_1_18 = __VERIFIER_nondet_float() [L102] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=8589934589, var_1_12=121/5, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=8589934589, var_1_12=121/5, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L102] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=8589934589, var_1_12=121/5, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L103] var_1_19 = __VERIFIER_nondet_float() [L104] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=8589934589, var_1_12=121/5, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=8589934589, var_1_12=121/5, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L104] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=8589934589, var_1_12=121/5, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L120] RET updateVariables() [L121] CALL step() [L44] COND TRUE ((((last_1_var_1_7) > (1)) ? (last_1_var_1_7) : (1))) <= (256 + last_1_var_1_1) [L45] var_1_1 = ((var_1_4 + var_1_5) + var_1_6) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=8589934589, var_1_12=121/5, var_1_1=-1073741822, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L49] COND FALSE !(\read(var_1_8)) [L56] var_1_7 = var_1_11 VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=8589934589, var_1_12=121/5, var_1_1=-1073741822, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=8589934589, var_1_8=0, var_1_9=4294967294] [L58] unsigned long int stepLocal_0 = var_1_7; VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, stepLocal_0=8589934589, var_1_10=4294967294, var_1_11=8589934589, var_1_12=121/5, var_1_1=-1073741822, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=8589934589, var_1_8=0, var_1_9=4294967294] [L59] COND TRUE var_1_7 <= stepLocal_0 VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=8589934589, var_1_12=121/5, var_1_1=-1073741822, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=8589934589, var_1_8=0, var_1_9=4294967294] [L60] COND TRUE (var_1_13 - var_1_14) == var_1_15 [L61] var_1_12 = ((((var_1_16) > (((var_1_17 + var_1_18) - var_1_19))) ? (var_1_16) : (((var_1_17 + var_1_18) - var_1_19)))) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=8589934589, var_1_12=1000000000000004, var_1_16=1000000000000004, var_1_1=-1073741822, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=8589934589, var_1_8=0, var_1_9=4294967294] [L121] RET step() [L122] CALL, EXPR property() [L111-L112] return (((((((last_1_var_1_7) > (1)) ? (last_1_var_1_7) : (1))) <= (256 + last_1_var_1_1)) ? (var_1_1 == ((signed long int) ((var_1_4 + var_1_5) + var_1_6))) : (var_1_1 == ((signed long int) var_1_6))) && (var_1_8 ? ((var_1_1 <= var_1_1) ? (var_1_7 == ((unsigned long int) ((((var_1_9) > (((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11))))) ? (var_1_9) : (((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11)))))))) : (var_1_7 == ((unsigned long int) var_1_10))) : (var_1_7 == ((unsigned long int) var_1_11)))) && ((var_1_7 <= var_1_7) ? (((var_1_13 - var_1_14) == var_1_15) ? (var_1_12 == ((float) ((((var_1_16) > (((var_1_17 + var_1_18) - var_1_19))) ? (var_1_16) : (((var_1_17 + var_1_18) - var_1_19)))))) : (var_1_12 == ((float) var_1_19))) : (var_1_12 == ((float) var_1_16))) ; VAL [\result=0, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=8589934589, var_1_12=1000000000000004, var_1_16=1000000000000004, var_1_1=-1073741822, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=8589934589, var_1_8=0, var_1_9=4294967294] [L122] RET, EXPR property() [L122] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=8589934589, var_1_12=1000000000000004, var_1_16=1000000000000004, var_1_1=-1073741822, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=8589934589, var_1_8=0, var_1_9=4294967294] [L19] reach_error() VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=8589934589, var_1_12=1000000000000004, var_1_16=1000000000000004, var_1_1=-1073741822, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=8589934589, var_1_8=0, var_1_9=4294967294] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 3, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 232 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 71 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 161 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 136 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=59occurred in iteration=0, InterpolantAutomatonStates: 5, 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, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 529 NumberOfCodeBlocks, 529 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 393 ConstructedInterpolants, 0 QuantifiedInterpolants, 403 SizeOfPredicates, 0 NumberOfNonLiveVariables, 302 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 2480/2520 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 [2025-02-06 01:13:30,084 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_loopvsstraightlinecode_25-1loop_file-59.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 5bdbe64eb8d422d2ea5717bc71f96affad4a8cac372591c2430b21f42f6849ce --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 01:13:31,902 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 01:13:31,998 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-02-06 01:13:32,002 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 01:13:32,002 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 01:13:32,024 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 01:13:32,025 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 01:13:32,026 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 01:13:32,026 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 01:13:32,027 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 01:13:32,027 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 01:13:32,028 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 01:13:32,028 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 01:13:32,028 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 01:13:32,028 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 01:13:32,028 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 01:13:32,028 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 01:13:32,029 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-06 01:13:32,029 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-06 01:13:32,029 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 01:13:32,029 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 01:13:32,029 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 01:13:32,029 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 01:13:32,029 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-02-06 01:13:32,029 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-02-06 01:13:32,030 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-02-06 01:13:32,030 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-06 01:13:32,030 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 01:13:32,030 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 01:13:32,030 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 01:13:32,030 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 01:13:32,030 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 01:13:32,031 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 01:13:32,031 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 01:13:32,031 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 01:13:32,031 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 01:13:32,031 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 01:13:32,031 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 01:13:32,031 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 01:13:32,031 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-02-06 01:13:32,031 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-02-06 01:13:32,031 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 01:13:32,031 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 01:13:32,031 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 01:13:32,031 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 01:13:32,031 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 -> 5bdbe64eb8d422d2ea5717bc71f96affad4a8cac372591c2430b21f42f6849ce [2025-02-06 01:13:32,289 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 01:13:32,294 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 01:13:32,295 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 01:13:32,296 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 01:13:32,297 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 01:13:32,297 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-59.i [2025-02-06 01:13:33,503 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/77eebe5d0/cac7cf4e45a44f0b9af639ac605c09fa/FLAGa977ebce0 [2025-02-06 01:13:33,661 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 01:13:33,661 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-59.i [2025-02-06 01:13:33,667 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/77eebe5d0/cac7cf4e45a44f0b9af639ac605c09fa/FLAGa977ebce0 [2025-02-06 01:13:34,055 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/77eebe5d0/cac7cf4e45a44f0b9af639ac605c09fa [2025-02-06 01:13:34,057 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 01:13:34,058 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 01:13:34,060 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 01:13:34,060 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 01:13:34,063 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 01:13:34,063 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 01:13:34" (1/1) ... [2025-02-06 01:13:34,064 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2924b362 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:13:34, skipping insertion in model container [2025-02-06 01:13:34,064 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 01:13:34" (1/1) ... [2025-02-06 01:13:34,076 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 01:13:34,190 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_loopvsstraightlinecode_25-1loop_file-59.i[915,928] [2025-02-06 01:13:34,241 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 01:13:34,254 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 01:13:34,264 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_loopvsstraightlinecode_25-1loop_file-59.i[915,928] [2025-02-06 01:13:34,280 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 01:13:34,298 INFO L204 MainTranslator]: Completed translation [2025-02-06 01:13:34,299 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:13:34 WrapperNode [2025-02-06 01:13:34,299 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 01:13:34,300 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 01:13:34,300 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 01:13:34,300 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 01:13:34,305 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:13:34" (1/1) ... [2025-02-06 01:13:34,317 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:13:34" (1/1) ... [2025-02-06 01:13:34,340 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 134 [2025-02-06 01:13:34,341 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 01:13:34,341 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 01:13:34,341 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 01:13:34,341 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 01:13:34,347 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:13:34" (1/1) ... [2025-02-06 01:13:34,347 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:13:34" (1/1) ... [2025-02-06 01:13:34,350 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:13:34" (1/1) ... [2025-02-06 01:13:34,358 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]. [2025-02-06 01:13:34,359 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:13:34" (1/1) ... [2025-02-06 01:13:34,359 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:13:34" (1/1) ... [2025-02-06 01:13:34,365 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:13:34" (1/1) ... [2025-02-06 01:13:34,366 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:13:34" (1/1) ... [2025-02-06 01:13:34,367 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:13:34" (1/1) ... [2025-02-06 01:13:34,367 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:13:34" (1/1) ... [2025-02-06 01:13:34,373 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 01:13:34,374 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 01:13:34,374 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 01:13:34,375 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 01:13:34,375 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:13:34" (1/1) ... [2025-02-06 01:13:34,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 01:13:34,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 01:13:34,407 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) [2025-02-06 01:13:34,411 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 [2025-02-06 01:13:34,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 01:13:34,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-02-06 01:13:34,430 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-06 01:13:34,430 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-06 01:13:34,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 01:13:34,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 01:13:34,498 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 01:13:34,500 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 01:13:36,397 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2025-02-06 01:13:36,397 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 01:13:36,404 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 01:13:36,405 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 01:13:36,405 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 01:13:36 BoogieIcfgContainer [2025-02-06 01:13:36,405 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 01:13:36,407 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 01:13:36,407 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 01:13:36,410 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 01:13:36,410 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 01:13:34" (1/3) ... [2025-02-06 01:13:36,411 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c8b0cf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 01:13:36, skipping insertion in model container [2025-02-06 01:13:36,411 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:13:34" (2/3) ... [2025-02-06 01:13:36,411 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c8b0cf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 01:13:36, skipping insertion in model container [2025-02-06 01:13:36,411 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 01:13:36" (3/3) ... [2025-02-06 01:13:36,412 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-1loop_file-59.i [2025-02-06 01:13:36,422 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 01:13:36,423 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_25-1loop_file-59.i that has 2 procedures, 59 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-06 01:13:36,477 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 01:13:36,489 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;@43d84dfe, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 01:13:36,490 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-06 01:13:36,494 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 35 states have (on average 1.2571428571428571) internal successors, (44), 36 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) [2025-02-06 01:13:36,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2025-02-06 01:13:36,504 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 01:13:36,504 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] [2025-02-06 01:13:36,505 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 01:13:36,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 01:13:36,510 INFO L85 PathProgramCache]: Analyzing trace with hash -331961269, now seen corresponding path program 1 times [2025-02-06 01:13:36,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-06 01:13:36,520 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [850284653] [2025-02-06 01:13:36,520 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 01:13:36,521 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 [2025-02-06 01:13:36,522 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-06 01:13:36,526 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) [2025-02-06 01:13:36,529 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 [2025-02-06 01:13:36,588 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 132 statements into 1 equivalence classes. [2025-02-06 01:13:36,819 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 132 of 132 statements. [2025-02-06 01:13:36,819 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 01:13:36,819 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 01:13:36,830 INFO L256 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-06 01:13:36,837 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 01:13:36,867 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2025-02-06 01:13:36,868 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 01:13:36,869 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-06 01:13:36,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [850284653] [2025-02-06 01:13:36,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [850284653] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 01:13:36,870 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 01:13:36,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 01:13:36,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204372011] [2025-02-06 01:13:36,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 01:13:36,874 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-06 01:13:36,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-06 01:13:36,888 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-06 01:13:36,888 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-06 01:13:36,890 INFO L87 Difference]: Start difference. First operand has 59 states, 35 states have (on average 1.2571428571428571) internal successors, (44), 36 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) Second operand has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 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) [2025-02-06 01:13:36,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 01:13:36,907 INFO L93 Difference]: Finished difference Result 115 states and 190 transitions. [2025-02-06 01:13:36,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-06 01:13:36,908 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 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 132 [2025-02-06 01:13:36,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 01:13:36,915 INFO L225 Difference]: With dead ends: 115 [2025-02-06 01:13:36,915 INFO L226 Difference]: Without dead ends: 56 [2025-02-06 01:13:36,917 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-06 01:13:36,919 INFO L435 NwaCegarLoop]: 83 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, 83 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 [2025-02-06 01:13:36,920 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 01:13:36,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2025-02-06 01:13:36,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2025-02-06 01:13:36,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 33 states have internal predecessors, (38), 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) [2025-02-06 01:13:36,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 80 transitions. [2025-02-06 01:13:36,947 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 80 transitions. Word has length 132 [2025-02-06 01:13:36,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 01:13:36,947 INFO L471 AbstractCegarLoop]: Abstraction has 56 states and 80 transitions. [2025-02-06 01:13:36,948 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 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) [2025-02-06 01:13:36,948 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 80 transitions. [2025-02-06 01:13:36,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2025-02-06 01:13:36,951 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 01:13:36,951 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] [2025-02-06 01:13:36,962 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2025-02-06 01:13:37,152 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 [2025-02-06 01:13:37,152 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 01:13:37,152 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 01:13:37,153 INFO L85 PathProgramCache]: Analyzing trace with hash 502455556, now seen corresponding path program 1 times [2025-02-06 01:13:37,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-06 01:13:37,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1795034463] [2025-02-06 01:13:37,153 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 01:13:37,153 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 [2025-02-06 01:13:37,153 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-06 01:13:37,156 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) [2025-02-06 01:13:37,157 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 [2025-02-06 01:13:37,215 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 132 statements into 1 equivalence classes. [2025-02-06 01:13:37,447 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 132 of 132 statements. [2025-02-06 01:13:37,447 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 01:13:37,447 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 01:13:37,458 INFO L256 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-06 01:13:37,462 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 01:13:37,512 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2025-02-06 01:13:37,512 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 01:13:37,512 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-06 01:13:37,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1795034463] [2025-02-06 01:13:37,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1795034463] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 01:13:37,512 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 01:13:37,513 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 01:13:37,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763230732] [2025-02-06 01:13:37,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 01:13:37,515 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 01:13:37,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-06 01:13:37,515 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 01:13:37,516 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 01:13:37,516 INFO L87 Difference]: Start difference. First operand 56 states and 80 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 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) [2025-02-06 01:13:38,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 01:13:38,160 INFO L93 Difference]: Finished difference Result 109 states and 157 transitions. [2025-02-06 01:13:38,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 01:13:38,176 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 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 132 [2025-02-06 01:13:38,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 01:13:38,178 INFO L225 Difference]: With dead ends: 109 [2025-02-06 01:13:38,178 INFO L226 Difference]: Without dead ends: 56 [2025-02-06 01:13:38,179 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 01:13:38,179 INFO L435 NwaCegarLoop]: 78 mSDtfsCounter, 0 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 149 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2025-02-06 01:13:38,180 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 149 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2025-02-06 01:13:38,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2025-02-06 01:13:38,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2025-02-06 01:13:38,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 33 states have (on average 1.121212121212121) internal successors, (37), 33 states have internal predecessors, (37), 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) [2025-02-06 01:13:38,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 79 transitions. [2025-02-06 01:13:38,186 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 79 transitions. Word has length 132 [2025-02-06 01:13:38,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 01:13:38,187 INFO L471 AbstractCegarLoop]: Abstraction has 56 states and 79 transitions. [2025-02-06 01:13:38,187 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 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) [2025-02-06 01:13:38,188 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 79 transitions. [2025-02-06 01:13:38,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2025-02-06 01:13:38,189 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 01:13:38,189 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] [2025-02-06 01:13:38,200 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 [2025-02-06 01:13:38,389 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 [2025-02-06 01:13:38,390 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 01:13:38,390 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 01:13:38,390 INFO L85 PathProgramCache]: Analyzing trace with hash -1574132735, now seen corresponding path program 1 times [2025-02-06 01:13:38,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-06 01:13:38,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [340958972] [2025-02-06 01:13:38,391 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 01:13:38,391 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 [2025-02-06 01:13:38,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-06 01:13:38,396 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) [2025-02-06 01:13:38,405 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 [2025-02-06 01:13:38,459 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 133 statements into 1 equivalence classes. [2025-02-06 01:13:38,745 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 133 of 133 statements. [2025-02-06 01:13:38,745 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 01:13:38,745 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 01:13:38,756 INFO L256 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 27 conjuncts are in the unsatisfiable core [2025-02-06 01:13:38,764 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 01:14:32,568 WARN L286 SmtUtils]: Spent 14.11s on a formula simplification that was a NOOP. DAG size: 64 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)