./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-71.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-71.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8d395d58e00b344ffa8df3670a638c02824d8a3f061b6162cce71ccf8e2bbefd --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 18:54:04,975 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 18:54:05,040 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-03 18:54:05,044 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 18:54:05,045 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 18:54:05,059 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 18:54:05,060 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 18:54:05,060 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 18:54:05,060 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 18:54:05,060 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 18:54:05,061 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 18:54:05,061 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 18:54:05,061 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 18:54:05,061 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 18:54:05,061 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 18:54:05,061 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 18:54:05,061 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 18:54:05,061 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 18:54:05,062 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-03 18:54:05,062 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 18:54:05,062 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 18:54:05,062 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 18:54:05,062 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 18:54:05,062 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 18:54:05,062 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 18:54:05,062 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 18:54:05,062 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 18:54:05,062 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 18:54:05,062 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 18:54:05,062 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 18:54:05,062 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 18:54:05,062 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 18:54:05,062 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 18:54:05,062 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 18:54:05,062 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 18:54:05,062 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 18:54:05,062 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 18:54:05,062 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-03 18:54:05,062 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-03 18:54:05,062 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 18:54:05,062 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 18:54:05,063 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 18:54:05,063 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 18:54:05,063 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/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 -> 8d395d58e00b344ffa8df3670a638c02824d8a3f061b6162cce71ccf8e2bbefd [2025-03-03 18:54:05,311 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 18:54:05,318 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 18:54:05,320 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 18:54:05,321 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 18:54:05,321 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 18:54:05,322 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-71.i [2025-03-03 18:54:06,448 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e4600f65/5986dea0f0e74e03909ecd6f25ef7886/FLAGf3dc30447 [2025-03-03 18:54:06,735 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 18:54:06,735 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-71.i [2025-03-03 18:54:06,744 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e4600f65/5986dea0f0e74e03909ecd6f25ef7886/FLAGf3dc30447 [2025-03-03 18:54:07,022 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e4600f65/5986dea0f0e74e03909ecd6f25ef7886 [2025-03-03 18:54:07,025 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 18:54:07,027 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 18:54:07,028 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 18:54:07,028 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 18:54:07,031 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 18:54:07,031 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 06:54:07" (1/1) ... [2025-03-03 18:54:07,032 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@689ed7cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:54:07, skipping insertion in model container [2025-03-03 18:54:07,032 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 06:54:07" (1/1) ... [2025-03-03 18:54:07,046 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 18:54:07,134 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-71.i[913,926] [2025-03-03 18:54:07,169 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 18:54:07,177 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 18:54:07,193 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-71.i[913,926] [2025-03-03 18:54:07,223 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 18:54:07,243 INFO L204 MainTranslator]: Completed translation [2025-03-03 18:54:07,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:54:07 WrapperNode [2025-03-03 18:54:07,244 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 18:54:07,245 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 18:54:07,245 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 18:54:07,245 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 18:54:07,250 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:54:07" (1/1) ... [2025-03-03 18:54:07,257 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:54:07" (1/1) ... [2025-03-03 18:54:07,275 INFO L138 Inliner]: procedures = 26, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 155 [2025-03-03 18:54:07,276 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 18:54:07,276 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 18:54:07,276 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 18:54:07,277 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 18:54:07,283 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:54:07" (1/1) ... [2025-03-03 18:54:07,286 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:54:07" (1/1) ... [2025-03-03 18:54:07,289 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:54:07" (1/1) ... [2025-03-03 18:54:07,302 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]. [2025-03-03 18:54:07,303 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:54:07" (1/1) ... [2025-03-03 18:54:07,303 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:54:07" (1/1) ... [2025-03-03 18:54:07,307 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:54:07" (1/1) ... [2025-03-03 18:54:07,311 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:54:07" (1/1) ... [2025-03-03 18:54:07,312 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:54:07" (1/1) ... [2025-03-03 18:54:07,313 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:54:07" (1/1) ... [2025-03-03 18:54:07,314 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 18:54:07,315 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 18:54:07,315 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 18:54:07,315 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 18:54:07,316 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:54:07" (1/1) ... [2025-03-03 18:54:07,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 18:54:07,335 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 18:54:07,346 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-03 18:54:07,349 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-03 18:54:07,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 18:54:07,371 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-03 18:54:07,371 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-03 18:54:07,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-03 18:54:07,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 18:54:07,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 18:54:07,433 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 18:54:07,434 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 18:54:07,675 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-03-03 18:54:07,676 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 18:54:07,684 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 18:54:07,684 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 18:54:07,684 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 06:54:07 BoogieIcfgContainer [2025-03-03 18:54:07,685 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 18:54:07,686 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 18:54:07,687 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 18:54:07,690 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 18:54:07,690 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 06:54:07" (1/3) ... [2025-03-03 18:54:07,691 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7999e405 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 06:54:07, skipping insertion in model container [2025-03-03 18:54:07,691 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:54:07" (2/3) ... [2025-03-03 18:54:07,691 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7999e405 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 06:54:07, skipping insertion in model container [2025-03-03 18:54:07,691 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 06:54:07" (3/3) ... [2025-03-03 18:54:07,692 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-71.i [2025-03-03 18:54:07,703 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 18:54:07,704 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-71.i that has 2 procedures, 70 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 18:54:07,741 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 18:54:07,750 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;@21e95f2c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 18:54:07,750 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 18:54:07,755 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 40 states have (on average 1.3) internal successors, (52), 41 states have internal predecessors, (52), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2025-03-03 18:54:07,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2025-03-03 18:54:07,765 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 18:54:07,765 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 18:54:07,766 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 18:54:07,769 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 18:54:07,770 INFO L85 PathProgramCache]: Analyzing trace with hash 666201228, now seen corresponding path program 1 times [2025-03-03 18:54:07,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 18:54:07,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909956544] [2025-03-03 18:54:07,775 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 18:54:07,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 18:54:07,851 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 166 statements into 1 equivalence classes. [2025-03-03 18:54:07,871 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 166 of 166 statements. [2025-03-03 18:54:07,872 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 18:54:07,872 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 18:54:08,045 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 1352 trivial. 0 not checked. [2025-03-03 18:54:08,046 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 18:54:08,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909956544] [2025-03-03 18:54:08,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [909956544] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 18:54:08,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1189890721] [2025-03-03 18:54:08,050 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 18:54:08,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 18:54:08,050 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 18:54:08,053 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-03 18:54:08,055 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-03 18:54:08,136 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 166 statements into 1 equivalence classes. [2025-03-03 18:54:08,205 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 166 of 166 statements. [2025-03-03 18:54:08,206 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 18:54:08,207 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 18:54:08,209 INFO L256 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 18:54:08,219 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 18:54:08,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 1352 trivial. 0 not checked. [2025-03-03 18:54:08,249 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 18:54:08,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1189890721] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 18:54:08,249 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-03 18:54:08,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-03 18:54:08,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394010027] [2025-03-03 18:54:08,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 18:54:08,256 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 18:54:08,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 18:54:08,270 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 18:54:08,271 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 18:54:08,272 INFO L87 Difference]: Start difference. First operand has 70 states, 40 states have (on average 1.3) internal successors, (52), 41 states have internal predecessors, (52), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) [2025-03-03 18:54:08,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 18:54:08,291 INFO L93 Difference]: Finished difference Result 134 states and 234 transitions. [2025-03-03 18:54:08,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 18:54:08,293 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) Word has length 166 [2025-03-03 18:54:08,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 18:54:08,297 INFO L225 Difference]: With dead ends: 134 [2025-03-03 18:54:08,297 INFO L226 Difference]: Without dead ends: 67 [2025-03-03 18:54:08,300 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 18:54:08,301 INFO L435 NwaCegarLoop]: 101 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, 101 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 [2025-03-03 18:54:08,302 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 18:54:08,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2025-03-03 18:54:08,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2025-03-03 18:54:08,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 38 states have (on average 1.236842105263158) internal successors, (47), 38 states have internal predecessors, (47), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2025-03-03 18:54:08,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 101 transitions. [2025-03-03 18:54:08,333 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 101 transitions. Word has length 166 [2025-03-03 18:54:08,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 18:54:08,334 INFO L471 AbstractCegarLoop]: Abstraction has 67 states and 101 transitions. [2025-03-03 18:54:08,334 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) [2025-03-03 18:54:08,334 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 101 transitions. [2025-03-03 18:54:08,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2025-03-03 18:54:08,336 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 18:54:08,337 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 18:54:08,343 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-03 18:54:08,537 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-03 18:54:08,537 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 18:54:08,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 18:54:08,538 INFO L85 PathProgramCache]: Analyzing trace with hash -1156244691, now seen corresponding path program 1 times [2025-03-03 18:54:08,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 18:54:08,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739242325] [2025-03-03 18:54:08,538 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 18:54:08,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 18:54:08,557 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 166 statements into 1 equivalence classes. [2025-03-03 18:54:08,751 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 166 of 166 statements. [2025-03-03 18:54:08,751 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 18:54:08,751 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-03 18:54:08,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1596563467] [2025-03-03 18:54:08,758 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 18:54:08,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 18:54:08,758 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 18:54:08,764 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-03 18:54:08,765 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-03 18:54:08,820 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 166 statements into 1 equivalence classes. [2025-03-03 18:54:08,916 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 166 of 166 statements. [2025-03-03 18:54:08,916 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 18:54:08,916 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 18:54:08,916 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-03 18:54:08,936 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 166 statements into 1 equivalence classes. [2025-03-03 18:54:08,972 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 166 of 166 statements. [2025-03-03 18:54:08,972 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 18:54:08,972 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 18:54:09,051 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-03 18:54:09,052 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-03 18:54:09,054 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-03 18:54:09,063 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-03-03 18:54:09,259 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2025-03-03 18:54:09,261 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-03-03 18:54:09,323 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-03 18:54:09,325 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 06:54:09 BoogieIcfgContainer [2025-03-03 18:54:09,325 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-03 18:54:09,326 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-03 18:54:09,326 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-03 18:54:09,326 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-03 18:54:09,329 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 06:54:07" (3/4) ... [2025-03-03 18:54:09,331 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-03 18:54:09,332 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-03 18:54:09,333 INFO L158 Benchmark]: Toolchain (without parser) took 2305.94ms. Allocated memory is still 142.6MB. Free memory was 110.7MB in the beginning and 96.1MB in the end (delta: 14.6MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2025-03-03 18:54:09,333 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 201.3MB. Free memory is still 126.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 18:54:09,334 INFO L158 Benchmark]: CACSL2BoogieTranslator took 216.52ms. Allocated memory is still 142.6MB. Free memory was 110.7MB in the beginning and 96.3MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-03 18:54:09,334 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.96ms. Allocated memory is still 142.6MB. Free memory was 96.3MB in the beginning and 94.3MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 18:54:09,335 INFO L158 Benchmark]: Boogie Preprocessor took 37.77ms. Allocated memory is still 142.6MB. Free memory was 94.3MB in the beginning and 90.0MB in the end (delta: 4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-03 18:54:09,335 INFO L158 Benchmark]: IcfgBuilder took 369.52ms. Allocated memory is still 142.6MB. Free memory was 90.0MB in the beginning and 71.2MB in the end (delta: 18.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-03 18:54:09,335 INFO L158 Benchmark]: TraceAbstraction took 1638.66ms. Allocated memory is still 142.6MB. Free memory was 70.1MB in the beginning and 96.2MB in the end (delta: -26.0MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. [2025-03-03 18:54:09,335 INFO L158 Benchmark]: Witness Printer took 6.46ms. Allocated memory is still 142.6MB. Free memory was 96.2MB in the beginning and 96.1MB in the end (delta: 37.0kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 18:54:09,337 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 201.3MB. Free memory is still 126.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 216.52ms. Allocated memory is still 142.6MB. Free memory was 110.7MB in the beginning and 96.3MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.96ms. Allocated memory is still 142.6MB. Free memory was 96.3MB in the beginning and 94.3MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 37.77ms. Allocated memory is still 142.6MB. Free memory was 94.3MB in the beginning and 90.0MB in the end (delta: 4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 369.52ms. Allocated memory is still 142.6MB. Free memory was 90.0MB in the beginning and 71.2MB in the end (delta: 18.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1638.66ms. Allocated memory is still 142.6MB. Free memory was 70.1MB in the beginning and 96.2MB in the end (delta: -26.0MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. * Witness Printer took 6.46ms. Allocated memory is still 142.6MB. Free memory was 96.2MB in the beginning and 96.1MB in the end (delta: 37.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 115, overapproximation of someBinaryFLOATComparisonOperation at line 60, overapproximation of someBinaryFLOATComparisonOperation at line 132, overapproximation of someBinaryFLOATComparisonOperation at line 76, overapproximation of someBinaryFLOATComparisonOperation at line 114, overapproximation of someBinaryFLOATComparisonOperation at line 112. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 32; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 1; [L25] signed char var_1_4 = -1; [L26] signed char var_1_5 = 4; [L27] signed long int var_1_6 = -100000; [L28] signed long int var_1_7 = 0; [L29] signed long int var_1_8 = 256; [L30] unsigned short int var_1_9 = 35831; [L31] float var_1_10 = 1.875; [L32] float var_1_11 = 5.8; [L33] float var_1_12 = 2.375; [L34] float var_1_13 = 999999999999.75; [L35] signed short int var_1_14 = 32; [L36] signed short int var_1_15 = 25; [L37] signed short int var_1_16 = 23809; [L38] signed short int var_1_17 = 2; [L39] float var_1_18 = 499.25; [L40] signed long int var_1_19 = -4; [L41] unsigned short int var_1_20 = 10; [L42] unsigned short int var_1_21 = 16; [L43] signed char var_1_22 = -10; [L44] signed char var_1_23 = 25; VAL [isInitial=0, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L136] isInitial = 1 [L137] FCALL initially() [L138] COND TRUE 1 [L139] FCALL updateLastVariables() [L140] CALL updateVariables() [L87] var_1_2 = __VERIFIER_nondet_uchar() [L88] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L88] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L89] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L89] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L90] var_1_3 = __VERIFIER_nondet_uchar() [L91] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_4=-1, var_1_5=4, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_4=-1, var_1_5=4, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L91] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_4=-1, var_1_5=4, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L92] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L92] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L93] var_1_4 = __VERIFIER_nondet_char() [L94] CALL assume_abort_if_not(var_1_4 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=4, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=4, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L94] RET assume_abort_if_not(var_1_4 >= -1) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=4, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L95] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=4, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=4, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L95] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=4, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L96] var_1_5 = __VERIFIER_nondet_char() [L97] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L97] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L98] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L98] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L99] var_1_6 = __VERIFIER_nondet_long() [L100] CALL assume_abort_if_not(var_1_6 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=35831] [L100] RET assume_abort_if_not(var_1_6 >= -2147483648) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=35831] [L101] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=35831] [L101] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=35831] [L102] var_1_7 = __VERIFIER_nondet_long() [L103] CALL assume_abort_if_not(var_1_7 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=256, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=256, var_1_9=35831] [L103] RET assume_abort_if_not(var_1_7 >= -2147483648) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=256, var_1_9=35831] [L104] CALL assume_abort_if_not(var_1_7 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=256, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=256, var_1_9=35831] [L104] RET assume_abort_if_not(var_1_7 <= 2147483647) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=256, var_1_9=35831] [L105] var_1_8 = __VERIFIER_nondet_long() [L106] CALL assume_abort_if_not(var_1_8 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=35831] [L106] RET assume_abort_if_not(var_1_8 >= -2147483648) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=35831] [L107] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=35831] [L107] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=35831] [L108] var_1_9 = __VERIFIER_nondet_ushort() [L109] CALL assume_abort_if_not(var_1_9 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L109] RET assume_abort_if_not(var_1_9 >= 32767) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L110] CALL assume_abort_if_not(var_1_9 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L110] RET assume_abort_if_not(var_1_9 <= 65534) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L111] var_1_11 = __VERIFIER_nondet_float() [L112] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L112] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L113] var_1_13 = __VERIFIER_nondet_float() [L114] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L114] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L115] CALL assume_abort_if_not(var_1_13 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L115] RET assume_abort_if_not(var_1_13 != 0.0F) VAL [isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L116] var_1_15 = __VERIFIER_nondet_short() [L117] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16382, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16382, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L117] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16382, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L118] CALL assume_abort_if_not(var_1_15 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16382, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16382, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L118] RET assume_abort_if_not(var_1_15 <= 16383) VAL [isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16382, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L119] var_1_16 = __VERIFIER_nondet_short() [L120] CALL assume_abort_if_not(var_1_16 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16382, var_1_16=32765, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16382, var_1_16=32765, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L120] RET assume_abort_if_not(var_1_16 >= 16383) VAL [isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16382, var_1_16=32765, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L121] CALL assume_abort_if_not(var_1_16 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16382, var_1_16=32765, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16382, var_1_16=32765, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L121] RET assume_abort_if_not(var_1_16 <= 32766) VAL [isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16382, var_1_16=32765, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L122] var_1_17 = __VERIFIER_nondet_short() [L123] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16382, var_1_16=32765, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16382, var_1_16=32765, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L123] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16382, var_1_16=32765, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L124] CALL assume_abort_if_not(var_1_17 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16382, var_1_16=32765, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16382, var_1_16=32765, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L124] RET assume_abort_if_not(var_1_17 <= 16383) VAL [isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16382, var_1_16=32765, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L125] var_1_23 = __VERIFIER_nondet_char() [L126] CALL assume_abort_if_not(var_1_23 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16382, var_1_16=32765, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16382, var_1_16=32765, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L126] RET assume_abort_if_not(var_1_23 >= -127) VAL [isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16382, var_1_16=32765, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L127] CALL assume_abort_if_not(var_1_23 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16382, var_1_16=32765, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16382, var_1_16=32765, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L127] RET assume_abort_if_not(var_1_23 <= 126) VAL [isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16382, var_1_16=32765, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L140] RET updateVariables() [L141] CALL step() [L48] COND TRUE \read(var_1_2) VAL [isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16382, var_1_16=32765, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L49] COND TRUE (var_1_4 - var_1_5) > ((var_1_6 + var_1_7) * var_1_8) [L50] var_1_1 = (var_1_9 - var_1_5) VAL [isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16382, var_1_16=32765, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32764, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L59] var_1_10 = var_1_11 VAL [isInitial=1, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_14=32, var_1_15=16382, var_1_16=32765, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32764, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L60] COND FALSE !(var_1_10 >= ((var_1_11 / var_1_13) / 31.9f)) VAL [isInitial=1, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_14=32, var_1_15=16382, var_1_16=32765, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32764, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L67] COND FALSE !(! (var_1_5 < var_1_7)) [L74] var_1_14 = ((((((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5)))) < ((var_1_15 - (var_1_16 - var_1_17)))) ? (((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5)))) : ((var_1_15 - (var_1_16 - var_1_17))))) VAL [isInitial=1, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_14=0, var_1_15=16382, var_1_16=32765, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32764, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L76] var_1_18 = ((((((((255.5f) > (var_1_11)) ? (255.5f) : (var_1_11)))) > (5.5f)) ? (((((255.5f) > (var_1_11)) ? (255.5f) : (var_1_11)))) : (5.5f))) VAL [isInitial=1, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_14=0, var_1_15=16382, var_1_16=32765, var_1_17=16383, var_1_18=511/2, var_1_19=-4, var_1_1=32764, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L77] COND TRUE \read(var_1_3) [L78] var_1_19 = ((((var_1_17) > ((((((var_1_5) < (var_1_9)) ? (var_1_5) : (var_1_9))) + ((((var_1_16) > (var_1_1)) ? (var_1_16) : (var_1_1)))))) ? (var_1_17) : ((((((var_1_5) < (var_1_9)) ? (var_1_5) : (var_1_9))) + ((((var_1_16) > (var_1_1)) ? (var_1_16) : (var_1_1))))))) VAL [isInitial=1, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_14=0, var_1_15=16382, var_1_16=32765, var_1_17=16383, var_1_18=511/2, var_1_19=32768, var_1_1=32764, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L82] var_1_20 = var_1_15 [L83] var_1_21 = var_1_5 [L84] var_1_22 = var_1_23 VAL [isInitial=1, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_14=0, var_1_15=16382, var_1_16=32765, var_1_17=16383, var_1_18=511/2, var_1_19=32768, var_1_1=32764, var_1_20=16382, var_1_21=3, var_1_22=-127, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L141] RET step() [L142] CALL, EXPR property() [L132-L133] return ((((((((var_1_2 ? (((var_1_4 - var_1_5) > ((var_1_6 + var_1_7) * var_1_8)) ? (var_1_1 == ((unsigned short int) (var_1_9 - var_1_5))) : 1) : (var_1_3 ? (var_1_1 == ((unsigned short int) 32)) : (var_1_1 == ((unsigned short int) var_1_5)))) && (var_1_10 == ((float) var_1_11))) && ((var_1_10 >= ((var_1_11 / var_1_13) / 31.9f)) ? ((var_1_6 > var_1_4) ? (var_1_12 == ((float) var_1_11)) : (var_1_12 == ((float) var_1_11))) : 1)) && ((! (var_1_5 < var_1_7)) ? ((var_1_8 >= var_1_7) ? (var_1_14 == ((signed short int) (((((128) < (((((2) < (var_1_4)) ? (2) : (var_1_4))))) ? (128) : (((((2) < (var_1_4)) ? (2) : (var_1_4)))))) + var_1_5))) : (var_1_14 == ((signed short int) ((var_1_5 - var_1_15) + var_1_4)))) : (var_1_14 == ((signed short int) ((((((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5)))) < ((var_1_15 - (var_1_16 - var_1_17)))) ? (((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5)))) : ((var_1_15 - (var_1_16 - var_1_17))))))))) && (var_1_18 == ((float) ((((((((255.5f) > (var_1_11)) ? (255.5f) : (var_1_11)))) > (5.5f)) ? (((((255.5f) > (var_1_11)) ? (255.5f) : (var_1_11)))) : (5.5f)))))) && (var_1_3 ? (var_1_19 == ((signed long int) ((((var_1_17) > ((((((var_1_5) < (var_1_9)) ? (var_1_5) : (var_1_9))) + ((((var_1_16) > (var_1_1)) ? (var_1_16) : (var_1_1)))))) ? (var_1_17) : ((((((var_1_5) < (var_1_9)) ? (var_1_5) : (var_1_9))) + ((((var_1_16) > (var_1_1)) ? (var_1_16) : (var_1_1))))))))) : (var_1_19 == ((signed long int) var_1_5)))) && (var_1_20 == ((unsigned short int) var_1_15))) && (var_1_21 == ((unsigned short int) var_1_5))) && (var_1_22 == ((signed char) var_1_23)) ; VAL [\result=0, isInitial=1, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_14=0, var_1_15=16382, var_1_16=32765, var_1_17=16383, var_1_18=511/2, var_1_19=32768, var_1_1=32764, var_1_20=16382, var_1_21=3, var_1_22=-127, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L142] RET, EXPR property() [L142] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_14=0, var_1_15=16382, var_1_16=32765, var_1_17=16383, var_1_18=511/2, var_1_19=32768, var_1_1=32764, var_1_20=16382, var_1_21=3, var_1_22=-127, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] [L19] reach_error() VAL [isInitial=1, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_14=0, var_1_15=16382, var_1_16=32765, var_1_17=16383, var_1_18=511/2, var_1_19=32768, var_1_1=32764, var_1_20=16382, var_1_21=3, var_1_22=-127, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=3, var_1_6=-1, var_1_7=130, var_1_8=-2147483645, var_1_9=32767] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 70 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 2, TraceHistogramMax: 27, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 101 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 101 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 167 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=70occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 664 NumberOfCodeBlocks, 664 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 330 ConstructedInterpolants, 0 QuantifiedInterpolants, 330 SizeOfPredicates, 0 NumberOfNonLiveVariables, 374 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 2756/2808 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 [2025-03-03 18:54:09,354 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/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/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-71.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8d395d58e00b344ffa8df3670a638c02824d8a3f061b6162cce71ccf8e2bbefd --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 18:54:11,183 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 18:54:11,250 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-03 18:54:11,254 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 18:54:11,254 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 18:54:11,279 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 18:54:11,280 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 18:54:11,280 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 18:54:11,280 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 18:54:11,281 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 18:54:11,281 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 18:54:11,281 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 18:54:11,282 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 18:54:11,282 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 18:54:11,282 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 18:54:11,282 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 18:54:11,282 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 18:54:11,282 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 18:54:11,282 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 18:54:11,282 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 18:54:11,282 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 18:54:11,282 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 18:54:11,282 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 18:54:11,282 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-03 18:54:11,282 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-03 18:54:11,282 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-03 18:54:11,282 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 18:54:11,282 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 18:54:11,282 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 18:54:11,282 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 18:54:11,282 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 18:54:11,283 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 18:54:11,283 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 18:54:11,283 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 18:54:11,283 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 18:54:11,283 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 18:54:11,283 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 18:54:11,283 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 18:54:11,283 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 18:54:11,283 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-03 18:54:11,283 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-03 18:54:11,283 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 18:54:11,283 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 18:54:11,283 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 18:54:11,283 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 18:54:11,283 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/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 -> 8d395d58e00b344ffa8df3670a638c02824d8a3f061b6162cce71ccf8e2bbefd [2025-03-03 18:54:11,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 18:54:11,573 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 18:54:11,575 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 18:54:11,575 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 18:54:11,575 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 18:54:11,576 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-71.i [2025-03-03 18:54:12,750 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13052796c/9311cc1babd2443ab8582527e4328f2e/FLAG59cd3c185 [2025-03-03 18:54:13,016 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 18:54:13,018 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-71.i [2025-03-03 18:54:13,025 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13052796c/9311cc1babd2443ab8582527e4328f2e/FLAG59cd3c185 [2025-03-03 18:54:13,343 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13052796c/9311cc1babd2443ab8582527e4328f2e [2025-03-03 18:54:13,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 18:54:13,346 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 18:54:13,347 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 18:54:13,347 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 18:54:13,350 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 18:54:13,350 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 06:54:13" (1/1) ... [2025-03-03 18:54:13,350 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d75a94b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:54:13, skipping insertion in model container [2025-03-03 18:54:13,351 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 06:54:13" (1/1) ... [2025-03-03 18:54:13,365 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 18:54:13,451 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-71.i[913,926] [2025-03-03 18:54:13,492 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 18:54:13,503 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 18:54:13,510 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-71.i[913,926] [2025-03-03 18:54:13,536 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 18:54:13,552 INFO L204 MainTranslator]: Completed translation [2025-03-03 18:54:13,553 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:54:13 WrapperNode [2025-03-03 18:54:13,553 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 18:54:13,553 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 18:54:13,554 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 18:54:13,554 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 18:54:13,559 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:54:13" (1/1) ... [2025-03-03 18:54:13,571 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:54:13" (1/1) ... [2025-03-03 18:54:13,587 INFO L138 Inliner]: procedures = 27, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 146 [2025-03-03 18:54:13,588 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 18:54:13,588 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 18:54:13,588 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 18:54:13,588 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 18:54:13,594 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:54:13" (1/1) ... [2025-03-03 18:54:13,595 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:54:13" (1/1) ... [2025-03-03 18:54:13,597 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:54:13" (1/1) ... [2025-03-03 18:54:13,605 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]. [2025-03-03 18:54:13,606 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:54:13" (1/1) ... [2025-03-03 18:54:13,606 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:54:13" (1/1) ... [2025-03-03 18:54:13,618 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:54:13" (1/1) ... [2025-03-03 18:54:13,619 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:54:13" (1/1) ... [2025-03-03 18:54:13,620 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:54:13" (1/1) ... [2025-03-03 18:54:13,621 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:54:13" (1/1) ... [2025-03-03 18:54:13,622 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 18:54:13,623 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 18:54:13,623 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 18:54:13,623 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 18:54:13,624 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:54:13" (1/1) ... [2025-03-03 18:54:13,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 18:54:13,645 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 18:54:13,656 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-03 18:54:13,659 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-03 18:54:13,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 18:54:13,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-03 18:54:13,680 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-03 18:54:13,680 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-03 18:54:13,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 18:54:13,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 18:54:13,753 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 18:54:13,755 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 18:54:21,065 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-03-03 18:54:21,066 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 18:54:21,074 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 18:54:21,075 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 18:54:21,076 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 06:54:21 BoogieIcfgContainer [2025-03-03 18:54:21,076 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 18:54:21,078 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 18:54:21,078 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 18:54:21,081 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 18:54:21,082 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 06:54:13" (1/3) ... [2025-03-03 18:54:21,082 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66886aa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 06:54:21, skipping insertion in model container [2025-03-03 18:54:21,083 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:54:13" (2/3) ... [2025-03-03 18:54:21,083 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66886aa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 06:54:21, skipping insertion in model container [2025-03-03 18:54:21,083 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 06:54:21" (3/3) ... [2025-03-03 18:54:21,084 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-71.i [2025-03-03 18:54:21,096 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 18:54:21,097 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-71.i that has 2 procedures, 70 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 18:54:21,137 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 18:54:21,144 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;@175faf2f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 18:54:21,145 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 18:54:21,147 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 40 states have (on average 1.3) internal successors, (52), 41 states have internal predecessors, (52), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2025-03-03 18:54:21,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2025-03-03 18:54:21,156 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 18:54:21,156 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 18:54:21,156 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 18:54:21,160 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 18:54:21,160 INFO L85 PathProgramCache]: Analyzing trace with hash 666201228, now seen corresponding path program 1 times [2025-03-03 18:54:21,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 18:54:21,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1086886534] [2025-03-03 18:54:21,168 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 18:54:21,169 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 [2025-03-03 18:54:21,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 18:54:21,171 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/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) [2025-03-03 18:54:21,172 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/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 [2025-03-03 18:54:21,229 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 166 statements into 1 equivalence classes. [2025-03-03 18:54:21,560 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 166 of 166 statements. [2025-03-03 18:54:21,560 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 18:54:21,560 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 18:54:21,574 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 18:54:21,579 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 18:54:21,610 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 584 proven. 0 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2025-03-03 18:54:21,611 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 18:54:21,611 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 18:54:21,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1086886534] [2025-03-03 18:54:21,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1086886534] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 18:54:21,612 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 18:54:21,612 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-03 18:54:21,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615581427] [2025-03-03 18:54:21,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 18:54:21,616 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 18:54:21,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 18:54:21,631 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 18:54:21,633 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 18:54:21,634 INFO L87 Difference]: Start difference. First operand has 70 states, 40 states have (on average 1.3) internal successors, (52), 41 states have internal predecessors, (52), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2025-03-03 18:54:21,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 18:54:21,654 INFO L93 Difference]: Finished difference Result 134 states and 234 transitions. [2025-03-03 18:54:21,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 18:54:21,655 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 166 [2025-03-03 18:54:21,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 18:54:21,661 INFO L225 Difference]: With dead ends: 134 [2025-03-03 18:54:21,661 INFO L226 Difference]: Without dead ends: 67 [2025-03-03 18:54:21,664 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 18:54:21,666 INFO L435 NwaCegarLoop]: 101 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, 101 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 [2025-03-03 18:54:21,668 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 18:54:21,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2025-03-03 18:54:21,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2025-03-03 18:54:21,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 38 states have (on average 1.236842105263158) internal successors, (47), 38 states have internal predecessors, (47), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2025-03-03 18:54:21,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 101 transitions. [2025-03-03 18:54:21,712 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 101 transitions. Word has length 166 [2025-03-03 18:54:21,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 18:54:21,713 INFO L471 AbstractCegarLoop]: Abstraction has 67 states and 101 transitions. [2025-03-03 18:54:21,713 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2025-03-03 18:54:21,714 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 101 transitions. [2025-03-03 18:54:21,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2025-03-03 18:54:21,717 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 18:54:21,718 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 18:54:21,732 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2025-03-03 18:54:21,918 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/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 [2025-03-03 18:54:21,919 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 18:54:21,919 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 18:54:21,919 INFO L85 PathProgramCache]: Analyzing trace with hash -1156244691, now seen corresponding path program 1 times [2025-03-03 18:54:21,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 18:54:21,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1883333020] [2025-03-03 18:54:21,920 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 18:54:21,920 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 [2025-03-03 18:54:21,920 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 18:54:21,922 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/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) [2025-03-03 18:54:21,923 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/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 [2025-03-03 18:54:21,976 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 166 statements into 1 equivalence classes. [2025-03-03 18:54:22,310 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 166 of 166 statements. [2025-03-03 18:54:22,311 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 18:54:22,311 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 18:54:22,325 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 21 conjuncts are in the unsatisfiable core [2025-03-03 18:54:22,338 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 18:54:33,025 WARN L286 SmtUtils]: Spent 5.05s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-03 18:55:29,894 WARN L286 SmtUtils]: Spent 15.12s on a formula simplification that was a NOOP. DAG size: 40 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2025-03-03 18:55:36,419 WARN L286 SmtUtils]: Spent 6.50s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)