./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-24.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e2fb8bed 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-24.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 f17fbc4eb3d83723e730df592ecc81500c6ccb0946c2ffaa374248179dc25c23 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 09:58:55,838 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 09:58:55,886 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-08 09:58:55,892 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 09:58:55,894 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 09:58:55,913 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 09:58:55,913 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 09:58:55,913 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 09:58:55,914 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 09:58:55,914 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 09:58:55,915 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 09:58:55,915 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 09:58:55,916 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 09:58:55,916 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 09:58:55,916 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 09:58:55,916 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 09:58:55,916 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 09:58:55,916 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 09:58:55,916 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 09:58:55,917 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 09:58:55,917 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 09:58:55,917 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 09:58:55,917 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 09:58:55,917 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 09:58:55,917 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 09:58:55,917 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 09:58:55,917 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 09:58:55,917 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 09:58:55,917 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 09:58:55,917 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 09:58:55,918 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 09:58:55,918 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 09:58:55,918 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 09:58:55,918 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 09:58:55,918 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 09:58:55,918 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 09:58:55,918 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 09:58:55,918 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 09:58:55,918 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 09:58:55,918 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 09:58:55,918 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 09:58:55,919 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 09:58:55,919 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 09:58:55,919 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 -> f17fbc4eb3d83723e730df592ecc81500c6ccb0946c2ffaa374248179dc25c23 [2025-03-08 09:58:56,141 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 09:58:56,150 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 09:58:56,152 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 09:58:56,152 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 09:58:56,153 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 09:58:56,153 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-24.i [2025-03-08 09:58:57,237 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3a0882fb/8218ae71c30c48c899473bfb0ab1e81b/FLAGb5a188fa5 [2025-03-08 09:58:57,482 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 09:58:57,482 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-24.i [2025-03-08 09:58:57,490 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3a0882fb/8218ae71c30c48c899473bfb0ab1e81b/FLAGb5a188fa5 [2025-03-08 09:58:57,814 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3a0882fb/8218ae71c30c48c899473bfb0ab1e81b [2025-03-08 09:58:57,816 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 09:58:57,817 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 09:58:57,818 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 09:58:57,818 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 09:58:57,821 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 09:58:57,822 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 09:58:57" (1/1) ... [2025-03-08 09:58:57,822 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b69775d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:58:57, skipping insertion in model container [2025-03-08 09:58:57,822 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 09:58:57" (1/1) ... [2025-03-08 09:58:57,835 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 09:58:57,917 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-24.i[913,926] [2025-03-08 09:58:57,952 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 09:58:57,964 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 09:58:57,971 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-24.i[913,926] [2025-03-08 09:58:57,990 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 09:58:58,002 INFO L204 MainTranslator]: Completed translation [2025-03-08 09:58:58,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:58:58 WrapperNode [2025-03-08 09:58:58,003 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 09:58:58,003 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 09:58:58,003 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 09:58:58,003 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 09:58:58,008 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:58:58" (1/1) ... [2025-03-08 09:58:58,015 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:58:58" (1/1) ... [2025-03-08 09:58:58,045 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 203 [2025-03-08 09:58:58,045 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 09:58:58,046 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 09:58:58,046 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 09:58:58,046 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 09:58:58,053 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:58:58" (1/1) ... [2025-03-08 09:58:58,054 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:58:58" (1/1) ... [2025-03-08 09:58:58,057 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:58:58" (1/1) ... [2025-03-08 09:58:58,070 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]. [2025-03-08 09:58:58,071 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:58:58" (1/1) ... [2025-03-08 09:58:58,071 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:58:58" (1/1) ... [2025-03-08 09:58:58,075 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:58:58" (1/1) ... [2025-03-08 09:58:58,076 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:58:58" (1/1) ... [2025-03-08 09:58:58,077 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:58:58" (1/1) ... [2025-03-08 09:58:58,077 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:58:58" (1/1) ... [2025-03-08 09:58:58,079 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 09:58:58,079 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 09:58:58,079 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 09:58:58,080 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 09:58:58,084 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:58:58" (1/1) ... [2025-03-08 09:58:58,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 09:58:58,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 09:58:58,112 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) [2025-03-08 09:58:58,114 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 [2025-03-08 09:58:58,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 09:58:58,132 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 09:58:58,132 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 09:58:58,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 09:58:58,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 09:58:58,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 09:58:58,197 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 09:58:58,199 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 09:58:58,468 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L149: havoc property_#t~ite24#1;havoc property_#t~bitwise23#1;havoc property_#t~short25#1; [2025-03-08 09:58:58,502 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2025-03-08 09:58:58,503 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 09:58:58,520 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 09:58:58,520 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 09:58:58,520 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 09:58:58 BoogieIcfgContainer [2025-03-08 09:58:58,520 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 09:58:58,524 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 09:58:58,524 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 09:58:58,528 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 09:58:58,528 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 09:58:57" (1/3) ... [2025-03-08 09:58:58,529 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39f1e8ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 09:58:58, skipping insertion in model container [2025-03-08 09:58:58,529 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:58:58" (2/3) ... [2025-03-08 09:58:58,530 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39f1e8ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 09:58:58, skipping insertion in model container [2025-03-08 09:58:58,530 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 09:58:58" (3/3) ... [2025-03-08 09:58:58,531 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-24.i [2025-03-08 09:58:58,541 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 09:58:58,542 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-24.i that has 2 procedures, 92 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 09:58:58,582 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 09:58:58,592 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;@c199b9c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 09:58:58,592 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 09:58:58,595 INFO L276 IsEmpty]: Start isEmpty. Operand has 92 states, 57 states have (on average 1.3859649122807018) internal successors, (79), 58 states have internal predecessors, (79), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2025-03-08 09:58:58,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2025-03-08 09:58:58,603 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 09:58:58,604 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 09:58:58,604 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 09:58:58,607 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 09:58:58,608 INFO L85 PathProgramCache]: Analyzing trace with hash 1152899444, now seen corresponding path program 1 times [2025-03-08 09:58:58,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 09:58:58,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195361851] [2025-03-08 09:58:58,615 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 09:58:58,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 09:58:58,688 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 196 statements into 1 equivalence classes. [2025-03-08 09:58:58,710 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 196 of 196 statements. [2025-03-08 09:58:58,711 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 09:58:58,711 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 09:58:58,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 1922 trivial. 0 not checked. [2025-03-08 09:58:58,875 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 09:58:58,875 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195361851] [2025-03-08 09:58:58,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [195361851] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 09:58:58,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [350456147] [2025-03-08 09:58:58,876 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 09:58:58,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 09:58:58,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 09:58:58,879 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) [2025-03-08 09:58:58,880 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-08 09:58:58,977 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 196 statements into 1 equivalence classes. [2025-03-08 09:58:59,051 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 196 of 196 statements. [2025-03-08 09:58:59,051 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 09:58:59,051 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 09:58:59,054 INFO L256 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 09:58:59,060 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 09:58:59,089 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 1922 trivial. 0 not checked. [2025-03-08 09:58:59,092 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 09:58:59,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [350456147] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 09:58:59,093 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 09:58:59,094 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-08 09:58:59,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565197473] [2025-03-08 09:58:59,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 09:58:59,098 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 09:58:59,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 09:58:59,110 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 09:58:59,111 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 09:58:59,113 INFO L87 Difference]: Start difference. First operand has 92 states, 57 states have (on average 1.3859649122807018) internal successors, (79), 58 states have internal predecessors, (79), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2025-03-08 09:58:59,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 09:58:59,134 INFO L93 Difference]: Finished difference Result 178 states and 313 transitions. [2025-03-08 09:58:59,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 09:58:59,137 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) Word has length 196 [2025-03-08 09:58:59,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 09:58:59,143 INFO L225 Difference]: With dead ends: 178 [2025-03-08 09:58:59,143 INFO L226 Difference]: Without dead ends: 89 [2025-03-08 09:58:59,146 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 09:58:59,147 INFO L435 NwaCegarLoop]: 136 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 136 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 09:58:59,148 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 136 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 09:58:59,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2025-03-08 09:58:59,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2025-03-08 09:58:59,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 55 states have (on average 1.3454545454545455) internal successors, (74), 55 states have internal predecessors, (74), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2025-03-08 09:58:59,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 138 transitions. [2025-03-08 09:58:59,174 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 138 transitions. Word has length 196 [2025-03-08 09:58:59,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 09:58:59,175 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 138 transitions. [2025-03-08 09:58:59,175 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2025-03-08 09:58:59,175 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 138 transitions. [2025-03-08 09:58:59,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2025-03-08 09:58:59,177 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 09:58:59,177 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 09:58:59,183 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-08 09:58:59,378 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 [2025-03-08 09:58:59,378 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 09:58:59,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 09:58:59,379 INFO L85 PathProgramCache]: Analyzing trace with hash -1702523016, now seen corresponding path program 1 times [2025-03-08 09:58:59,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 09:58:59,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400029858] [2025-03-08 09:58:59,379 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 09:58:59,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 09:58:59,402 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 196 statements into 1 equivalence classes. [2025-03-08 09:58:59,581 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 196 of 196 statements. [2025-03-08 09:58:59,581 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 09:58:59,581 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 09:58:59,581 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-08 09:58:59,594 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 196 statements into 1 equivalence classes. [2025-03-08 09:58:59,680 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 196 of 196 statements. [2025-03-08 09:58:59,680 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 09:58:59,680 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 09:58:59,750 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-08 09:58:59,751 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-08 09:58:59,752 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-08 09:58:59,753 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 09:58:59,755 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-03-08 09:58:59,852 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-08 09:58:59,854 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.03 09:58:59 BoogieIcfgContainer [2025-03-08 09:58:59,855 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-08 09:58:59,856 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-08 09:58:59,856 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-08 09:58:59,856 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-08 09:58:59,856 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 09:58:58" (3/4) ... [2025-03-08 09:58:59,858 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-08 09:58:59,859 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-08 09:58:59,859 INFO L158 Benchmark]: Toolchain (without parser) took 2042.22ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 88.4MB in the end (delta: 17.3MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2025-03-08 09:58:59,860 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 126.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 09:58:59,860 INFO L158 Benchmark]: CACSL2BoogieTranslator took 184.76ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 91.4MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-08 09:58:59,860 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.23ms. Allocated memory is still 142.6MB. Free memory was 91.4MB in the beginning and 89.2MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 09:58:59,861 INFO L158 Benchmark]: Boogie Preprocessor took 32.99ms. Allocated memory is still 142.6MB. Free memory was 89.2MB in the beginning and 87.0MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 09:58:59,861 INFO L158 Benchmark]: IcfgBuilder took 441.08ms. Allocated memory is still 142.6MB. Free memory was 87.0MB in the beginning and 65.2MB in the end (delta: 21.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-08 09:58:59,861 INFO L158 Benchmark]: TraceAbstraction took 1331.32ms. Allocated memory is still 142.6MB. Free memory was 64.2MB in the beginning and 89.4MB in the end (delta: -25.2MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2025-03-08 09:58:59,861 INFO L158 Benchmark]: Witness Printer took 3.29ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 88.4MB in the end (delta: 943.9kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 09:58:59,862 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 126.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 184.76ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 91.4MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.23ms. Allocated memory is still 142.6MB. Free memory was 91.4MB in the beginning and 89.2MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.99ms. Allocated memory is still 142.6MB. Free memory was 89.2MB in the beginning and 87.0MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 441.08ms. Allocated memory is still 142.6MB. Free memory was 87.0MB in the beginning and 65.2MB in the end (delta: 21.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1331.32ms. Allocated memory is still 142.6MB. Free memory was 64.2MB in the beginning and 89.4MB in the end (delta: -25.2MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. * Witness Printer took 3.29ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 88.4MB in the end (delta: 943.9kB). 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 someBinaryArithmeticDOUBLEoperation at line 50, overapproximation of someBinaryDOUBLEComparisonOperation at line 124, overapproximation of someBinaryDOUBLEComparisonOperation at line 126, overapproximation of someBinaryDOUBLEComparisonOperation at line 104, overapproximation of someBinaryDOUBLEComparisonOperation at line 149, overapproximation of someBinaryDOUBLEComparisonOperation at line 102. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 15.8; [L23] signed long int var_1_2 = -10; [L24] signed long int var_1_3 = 5; [L25] double var_1_4 = 10.5; [L26] double var_1_5 = 1.55; [L27] unsigned char var_1_6 = 1; [L28] unsigned char var_1_7 = 1; [L29] signed char var_1_8 = -10; [L30] signed long int var_1_9 = -2; [L31] signed char var_1_10 = -16; [L32] signed char var_1_11 = -4; [L33] signed char var_1_12 = -16; [L34] double var_1_13 = 128.55; [L35] double var_1_14 = 2.3; [L36] double var_1_15 = 4.8; [L37] unsigned long int var_1_16 = 0; [L38] signed long int var_1_17 = 5; [L39] signed long int var_1_18 = 256; [L40] unsigned long int var_1_19 = 50; [L41] unsigned long int var_1_20 = 1; [L42] signed short int var_1_21 = -50; [L43] signed char var_1_22 = -4; [L44] unsigned char var_1_23 = 1; [L45] unsigned char var_1_24 = 0; VAL [isInitial=0, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=-10, var_1_3=5, var_1_4=21/2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L153] isInitial = 1 [L154] FCALL initially() [L155] COND TRUE 1 [L156] FCALL updateLastVariables() [L157] CALL updateVariables() [L95] var_1_2 = __VERIFIER_nondet_long() [L96] CALL assume_abort_if_not(var_1_2 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=5, var_1_4=21/2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=5, var_1_4=21/2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L96] RET assume_abort_if_not(var_1_2 >= -2147483648) VAL [isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=5, var_1_4=21/2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L97] CALL assume_abort_if_not(var_1_2 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=5, var_1_4=21/2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=5, var_1_4=21/2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L97] RET assume_abort_if_not(var_1_2 <= 2147483647) VAL [isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=5, var_1_4=21/2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L98] var_1_3 = __VERIFIER_nondet_long() [L99] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_4=21/2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_4=21/2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L99] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_4=21/2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L100] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_4=21/2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_4=21/2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L100] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_4=21/2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L101] var_1_4 = __VERIFIER_nondet_double() [L102] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L102] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L103] var_1_5 = __VERIFIER_nondet_double() [L104] CALL assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L104] RET assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L105] var_1_6 = __VERIFIER_nondet_uchar() [L106] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_7=1, var_1_8=-10, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_7=1, var_1_8=-10, var_1_9=-2] [L106] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_7=1, var_1_8=-10, var_1_9=-2] [L107] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L107] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L108] var_1_7 = __VERIFIER_nondet_uchar() [L109] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_8=-10, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_8=-10, var_1_9=-2] [L109] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_8=-10, var_1_9=-2] [L110] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-2] [L110] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-2] [L111] var_1_9 = __VERIFIER_nondet_long() [L112] CALL assume_abort_if_not(var_1_9 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L112] RET assume_abort_if_not(var_1_9 >= -2147483648) VAL [isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L113] CALL assume_abort_if_not(var_1_9 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L113] RET assume_abort_if_not(var_1_9 <= 2147483647) VAL [isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L114] var_1_10 = __VERIFIER_nondet_char() [L115] CALL assume_abort_if_not(var_1_10 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L115] RET assume_abort_if_not(var_1_10 >= -63) VAL [isInitial=1, var_1_10=63, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L116] CALL assume_abort_if_not(var_1_10 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L116] RET assume_abort_if_not(var_1_10 <= 63) VAL [isInitial=1, var_1_10=63, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L117] var_1_11 = __VERIFIER_nondet_char() [L118] CALL assume_abort_if_not(var_1_11 >= -31) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L118] RET assume_abort_if_not(var_1_11 >= -31) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L119] CALL assume_abort_if_not(var_1_11 <= 32) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L119] RET assume_abort_if_not(var_1_11 <= 32) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L120] var_1_12 = __VERIFIER_nondet_char() [L121] CALL assume_abort_if_not(var_1_12 >= -31) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L121] RET assume_abort_if_not(var_1_12 >= -31) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L122] CALL assume_abort_if_not(var_1_12 <= 31) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L122] RET assume_abort_if_not(var_1_12 <= 31) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L123] var_1_14 = __VERIFIER_nondet_double() [L124] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L124] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L125] var_1_15 = __VERIFIER_nondet_double() [L126] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L126] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L127] var_1_17 = __VERIFIER_nondet_long() [L128] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L128] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L129] CALL assume_abort_if_not(var_1_17 <= 1073741824) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L129] RET assume_abort_if_not(var_1_17 <= 1073741824) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L130] var_1_18 = __VERIFIER_nondet_long() [L131] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L131] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L132] CALL assume_abort_if_not(var_1_18 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L132] RET assume_abort_if_not(var_1_18 <= 2147483647) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L133] var_1_19 = __VERIFIER_nondet_ulong() [L134] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L134] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L135] CALL assume_abort_if_not(var_1_19 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L135] RET assume_abort_if_not(var_1_19 <= 2147483647) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L136] var_1_20 = __VERIFIER_nondet_ulong() [L137] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L137] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L138] CALL assume_abort_if_not(var_1_20 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L138] RET assume_abort_if_not(var_1_20 <= 2147483647) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L139] var_1_22 = __VERIFIER_nondet_char() [L140] CALL assume_abort_if_not(var_1_22 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L140] RET assume_abort_if_not(var_1_22 >= -128) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L141] CALL assume_abort_if_not(var_1_22 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L141] RET assume_abort_if_not(var_1_22 <= 127) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L142] var_1_24 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L143] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L144] CALL assume_abort_if_not(var_1_24 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L144] RET assume_abort_if_not(var_1_24 <= 0) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L157] RET updateVariables() [L158] CALL step() [L49] COND TRUE var_1_2 >= var_1_3 [L50] var_1_1 = (var_1_4 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L56] COND FALSE !(var_1_3 <= ((((var_1_2) < (var_1_9)) ? (var_1_2) : (var_1_9)))) [L61] var_1_8 = var_1_12 VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=31, var_1_9=-3] [L63] COND FALSE !(128u >= var_1_9) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=31, var_1_9=-3] [L70] COND TRUE \read(var_1_6) [L71] var_1_13 = var_1_5 VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=1073741829, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_5=1073741829, var_1_6=1, var_1_7=0, var_1_8=31, var_1_9=-3] [L74] COND TRUE var_1_2 >= ((1329162249 - var_1_17) - var_1_18) [L75] var_1_16 = (((((((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) < (var_1_19)) ? (((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) : (var_1_19))) + var_1_20) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=1073741829, var_1_16=1073741824, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_5=1073741829, var_1_6=1, var_1_7=0, var_1_8=31, var_1_9=-3] [L83] COND FALSE !(((((var_1_12) < (var_1_18)) ? (var_1_12) : (var_1_18))) <= (var_1_11 + var_1_3)) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=1073741829, var_1_16=1073741824, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_5=1073741829, var_1_6=1, var_1_7=0, var_1_8=31, var_1_9=-3] [L92] var_1_23 = var_1_24 VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=1073741829, var_1_16=1073741824, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=0, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_5=1073741829, var_1_6=1, var_1_7=0, var_1_8=31, var_1_9=-3] [L158] RET step() [L159] CALL, EXPR property() [L149] EXPR (((((var_1_2 >= var_1_3) ? (var_1_1 == ((double) (var_1_4 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) : ((var_1_6 || var_1_7) ? (var_1_1 == ((double) 128.75)) : 1)) && ((var_1_3 <= ((((var_1_2) < (var_1_9)) ? (var_1_2) : (var_1_9)))) ? (var_1_7 ? (var_1_8 == ((signed char) (-16 + ((((var_1_10) < ((var_1_11 + var_1_12))) ? (var_1_10) : ((var_1_11 + var_1_12))))))) : 1) : (var_1_8 == ((signed char) var_1_12)))) && ((128u >= var_1_9) ? ((! var_1_6) ? (var_1_13 == ((double) ((var_1_14 - var_1_15) + 0.25))) : (var_1_13 == ((double) var_1_14))) : (var_1_6 ? (var_1_13 == ((double) var_1_5)) : 1))) && ((var_1_2 >= ((1329162249 - var_1_17) - var_1_18)) ? (var_1_16 == ((unsigned long int) (((((((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) < (var_1_19)) ? (((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) : (var_1_19))) + var_1_20))) : (var_1_7 ? (var_1_16 == ((unsigned long int) var_1_18)) : (var_1_16 == ((unsigned long int) var_1_19))))) && ((((((var_1_12) < (var_1_18)) ? (var_1_12) : (var_1_18))) <= (var_1_11 + var_1_3)) ? ((var_1_11 >= (var_1_18 & var_1_22)) ? (var_1_21 == ((signed short int) 8)) : ((var_1_19 < var_1_9) ? (var_1_21 == ((signed short int) 64)) : 1)) : 1) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=1073741829, var_1_16=1073741824, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=0, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_5=1073741829, var_1_6=1, var_1_7=0, var_1_8=31, var_1_9=-3] [L149-L150] return ((((((var_1_2 >= var_1_3) ? (var_1_1 == ((double) (var_1_4 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) : ((var_1_6 || var_1_7) ? (var_1_1 == ((double) 128.75)) : 1)) && ((var_1_3 <= ((((var_1_2) < (var_1_9)) ? (var_1_2) : (var_1_9)))) ? (var_1_7 ? (var_1_8 == ((signed char) (-16 + ((((var_1_10) < ((var_1_11 + var_1_12))) ? (var_1_10) : ((var_1_11 + var_1_12))))))) : 1) : (var_1_8 == ((signed char) var_1_12)))) && ((128u >= var_1_9) ? ((! var_1_6) ? (var_1_13 == ((double) ((var_1_14 - var_1_15) + 0.25))) : (var_1_13 == ((double) var_1_14))) : (var_1_6 ? (var_1_13 == ((double) var_1_5)) : 1))) && ((var_1_2 >= ((1329162249 - var_1_17) - var_1_18)) ? (var_1_16 == ((unsigned long int) (((((((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) < (var_1_19)) ? (((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) : (var_1_19))) + var_1_20))) : (var_1_7 ? (var_1_16 == ((unsigned long int) var_1_18)) : (var_1_16 == ((unsigned long int) var_1_19))))) && ((((((var_1_12) < (var_1_18)) ? (var_1_12) : (var_1_18))) <= (var_1_11 + var_1_3)) ? ((var_1_11 >= (var_1_18 & var_1_22)) ? (var_1_21 == ((signed short int) 8)) : ((var_1_19 < var_1_9) ? (var_1_21 == ((signed short int) 64)) : 1)) : 1)) && (var_1_23 == ((unsigned char) var_1_24)) ; [L159] RET, EXPR property() [L159] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=1073741829, var_1_16=1073741824, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=0, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_5=1073741829, var_1_6=1, var_1_7=0, var_1_8=31, var_1_9=-3] [L19] reach_error() VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=1073741829, var_1_16=1073741824, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=0, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_5=1073741829, var_1_6=1, var_1_7=0, var_1_8=31, var_1_9=-3] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 92 locations, 175 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 2, TraceHistogramMax: 32, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 136 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 136 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 197 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=92occurred 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: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 588 NumberOfCodeBlocks, 588 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 390 ConstructedInterpolants, 0 QuantifiedInterpolants, 390 SizeOfPredicates, 0 NumberOfNonLiveVariables, 420 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 3906/3968 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 [2025-03-08 09:58:59,880 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-24.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 f17fbc4eb3d83723e730df592ecc81500c6ccb0946c2ffaa374248179dc25c23 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 09:59:01,653 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 09:59:01,738 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-08 09:59:01,742 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 09:59:01,742 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 09:59:01,765 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 09:59:01,765 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 09:59:01,766 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 09:59:01,766 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 09:59:01,766 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 09:59:01,766 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 09:59:01,767 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 09:59:01,767 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 09:59:01,767 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 09:59:01,767 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 09:59:01,768 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 09:59:01,768 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 09:59:01,768 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 09:59:01,768 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 09:59:01,768 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 09:59:01,768 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 09:59:01,768 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 09:59:01,768 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 09:59:01,768 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-08 09:59:01,768 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-08 09:59:01,768 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-08 09:59:01,768 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 09:59:01,768 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 09:59:01,768 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 09:59:01,768 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 09:59:01,768 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 09:59:01,768 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 09:59:01,768 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 09:59:01,768 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 09:59:01,768 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 09:59:01,769 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 09:59:01,769 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 09:59:01,770 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 09:59:01,770 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 09:59:01,770 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-08 09:59:01,770 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-08 09:59:01,770 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 09:59:01,770 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 09:59:01,770 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 09:59:01,770 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 09:59:01,770 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 -> f17fbc4eb3d83723e730df592ecc81500c6ccb0946c2ffaa374248179dc25c23 [2025-03-08 09:59:02,008 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 09:59:02,015 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 09:59:02,017 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 09:59:02,019 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 09:59:02,019 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 09:59:02,020 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-24.i [2025-03-08 09:59:03,151 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0417109bb/f4d4c4ac733949c1b5b2321bb1f02ccc/FLAG8145d7b8e [2025-03-08 09:59:03,359 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 09:59:03,359 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-24.i [2025-03-08 09:59:03,367 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0417109bb/f4d4c4ac733949c1b5b2321bb1f02ccc/FLAG8145d7b8e [2025-03-08 09:59:03,382 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0417109bb/f4d4c4ac733949c1b5b2321bb1f02ccc [2025-03-08 09:59:03,384 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 09:59:03,385 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 09:59:03,387 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 09:59:03,387 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 09:59:03,390 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 09:59:03,391 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 09:59:03" (1/1) ... [2025-03-08 09:59:03,392 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2201fb3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:59:03, skipping insertion in model container [2025-03-08 09:59:03,393 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 09:59:03" (1/1) ... [2025-03-08 09:59:03,406 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 09:59:03,507 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-24.i[913,926] [2025-03-08 09:59:03,570 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 09:59:03,582 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 09:59:03,590 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-24.i[913,926] [2025-03-08 09:59:03,624 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 09:59:03,640 INFO L204 MainTranslator]: Completed translation [2025-03-08 09:59:03,641 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:59:03 WrapperNode [2025-03-08 09:59:03,641 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 09:59:03,642 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 09:59:03,642 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 09:59:03,642 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 09:59:03,647 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:59:03" (1/1) ... [2025-03-08 09:59:03,656 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:59:03" (1/1) ... [2025-03-08 09:59:03,686 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 166 [2025-03-08 09:59:03,687 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 09:59:03,688 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 09:59:03,688 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 09:59:03,688 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 09:59:03,694 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:59:03" (1/1) ... [2025-03-08 09:59:03,694 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:59:03" (1/1) ... [2025-03-08 09:59:03,700 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:59:03" (1/1) ... [2025-03-08 09:59:03,717 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]. [2025-03-08 09:59:03,717 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:59:03" (1/1) ... [2025-03-08 09:59:03,717 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:59:03" (1/1) ... [2025-03-08 09:59:03,728 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:59:03" (1/1) ... [2025-03-08 09:59:03,732 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:59:03" (1/1) ... [2025-03-08 09:59:03,734 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:59:03" (1/1) ... [2025-03-08 09:59:03,735 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:59:03" (1/1) ... [2025-03-08 09:59:03,741 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 09:59:03,741 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 09:59:03,741 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 09:59:03,742 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 09:59:03,742 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:59:03" (1/1) ... [2025-03-08 09:59:03,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 09:59:03,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 09:59:03,770 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) [2025-03-08 09:59:03,772 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 [2025-03-08 09:59:03,789 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 09:59:03,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-08 09:59:03,789 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 09:59:03,789 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 09:59:03,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 09:59:03,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 09:59:03,849 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 09:59:03,851 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 09:59:06,832 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-03-08 09:59:06,833 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 09:59:06,841 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 09:59:06,842 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 09:59:06,842 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 09:59:06 BoogieIcfgContainer [2025-03-08 09:59:06,842 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 09:59:06,844 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 09:59:06,844 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 09:59:06,847 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 09:59:06,847 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 09:59:03" (1/3) ... [2025-03-08 09:59:06,848 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4025299d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 09:59:06, skipping insertion in model container [2025-03-08 09:59:06,848 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:59:03" (2/3) ... [2025-03-08 09:59:06,848 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4025299d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 09:59:06, skipping insertion in model container [2025-03-08 09:59:06,848 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 09:59:06" (3/3) ... [2025-03-08 09:59:06,849 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-24.i [2025-03-08 09:59:06,858 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 09:59:06,860 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-24.i that has 2 procedures, 81 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 09:59:06,901 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 09:59:06,913 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;@4640658c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 09:59:06,913 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 09:59:06,916 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 46 states have (on average 1.3478260869565217) internal successors, (62), 47 states have internal predecessors, (62), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2025-03-08 09:59:06,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2025-03-08 09:59:06,929 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 09:59:06,930 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 09:59:06,930 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 09:59:06,935 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 09:59:06,935 INFO L85 PathProgramCache]: Analyzing trace with hash -1596155267, now seen corresponding path program 1 times [2025-03-08 09:59:06,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 09:59:06,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1340528191] [2025-03-08 09:59:06,946 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 09:59:06,946 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 [2025-03-08 09:59:06,947 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 09:59:06,949 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) [2025-03-08 09:59:06,951 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 [2025-03-08 09:59:07,041 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 194 statements into 1 equivalence classes. [2025-03-08 09:59:07,290 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 194 of 194 statements. [2025-03-08 09:59:07,291 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 09:59:07,291 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 09:59:07,304 INFO L256 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 09:59:07,310 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 09:59:07,345 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 582 proven. 0 refuted. 0 times theorem prover too weak. 1402 trivial. 0 not checked. [2025-03-08 09:59:07,346 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 09:59:07,346 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 09:59:07,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1340528191] [2025-03-08 09:59:07,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1340528191] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 09:59:07,347 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 09:59:07,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 09:59:07,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414798344] [2025-03-08 09:59:07,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 09:59:07,351 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 09:59:07,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 09:59:07,365 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 09:59:07,365 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 09:59:07,367 INFO L87 Difference]: Start difference. First operand has 81 states, 46 states have (on average 1.3478260869565217) internal successors, (62), 47 states have internal predecessors, (62), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2025-03-08 09:59:07,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 09:59:07,387 INFO L93 Difference]: Finished difference Result 156 states and 279 transitions. [2025-03-08 09:59:07,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 09:59:07,389 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 194 [2025-03-08 09:59:07,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 09:59:07,394 INFO L225 Difference]: With dead ends: 156 [2025-03-08 09:59:07,394 INFO L226 Difference]: Without dead ends: 78 [2025-03-08 09:59:07,397 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 09:59:07,399 INFO L435 NwaCegarLoop]: 121 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, 121 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 [2025-03-08 09:59:07,399 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 09:59:07,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2025-03-08 09:59:07,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2025-03-08 09:59:07,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 44 states have (on average 1.2954545454545454) internal successors, (57), 44 states have internal predecessors, (57), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2025-03-08 09:59:07,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 121 transitions. [2025-03-08 09:59:07,433 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 121 transitions. Word has length 194 [2025-03-08 09:59:07,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 09:59:07,433 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 121 transitions. [2025-03-08 09:59:07,433 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2025-03-08 09:59:07,433 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 121 transitions. [2025-03-08 09:59:07,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2025-03-08 09:59:07,436 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 09:59:07,439 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 09:59:07,449 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 [2025-03-08 09:59:07,640 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 [2025-03-08 09:59:07,643 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 09:59:07,644 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 09:59:07,644 INFO L85 PathProgramCache]: Analyzing trace with hash -1947729535, now seen corresponding path program 1 times [2025-03-08 09:59:07,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 09:59:07,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [239340975] [2025-03-08 09:59:07,645 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 09:59:07,645 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 [2025-03-08 09:59:07,645 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 09:59:07,650 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) [2025-03-08 09:59:07,651 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 [2025-03-08 09:59:07,698 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 194 statements into 1 equivalence classes. [2025-03-08 09:59:08,041 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 194 of 194 statements. [2025-03-08 09:59:08,042 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 09:59:08,042 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 09:59:08,054 INFO L256 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 29 conjuncts are in the unsatisfiable core [2025-03-08 09:59:08,064 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 09:59:42,331 WARN L286 SmtUtils]: Spent 9.77s on a formula simplification that was a NOOP. DAG size: 50 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2025-03-08 10:00:05,410 WARN L286 SmtUtils]: Spent 11.72s on a formula simplification that was a NOOP. DAG size: 56 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2025-03-08 10:00:38,172 WARN L286 SmtUtils]: Spent 15.82s on a formula simplification that was a NOOP. DAG size: 58 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)