./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/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_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-5.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 9abbae42e5ae4ecdb83d07df9ddc2f5611e7081035b443cfd16177b88e7d037d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 05:32:22,403 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 05:32:22,482 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-24 05:32:22,488 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 05:32:22,488 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 05:32:22,518 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 05:32:22,519 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 05:32:22,519 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 05:32:22,520 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 05:32:22,522 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 05:32:22,522 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 05:32:22,522 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 05:32:22,523 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 05:32:22,523 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 05:32:22,525 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 05:32:22,526 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 05:32:22,526 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 05:32:22,526 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 05:32:22,527 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 05:32:22,527 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 05:32:22,527 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 05:32:22,530 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 05:32:22,530 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 05:32:22,530 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 05:32:22,531 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 05:32:22,531 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 05:32:22,531 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 05:32:22,532 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 05:32:22,532 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 05:32:22,532 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 05:32:22,532 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 05:32:22,533 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 05:32:22,533 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 05:32:22,533 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 05:32:22,534 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 05:32:22,534 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 05:32:22,535 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 05:32:22,535 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 05:32:22,535 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 05:32:22,536 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 05:32:22,536 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 05:32:22,537 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 05:32:22,537 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9abbae42e5ae4ecdb83d07df9ddc2f5611e7081035b443cfd16177b88e7d037d [2024-10-24 05:32:22,788 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 05:32:22,815 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 05:32:22,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 05:32:22,819 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 05:32:22,819 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 05:32:22,821 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-5.i [2024-10-24 05:32:24,320 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 05:32:24,518 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 05:32:24,519 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-5.i [2024-10-24 05:32:24,532 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7202f1312/f47c7f670d8342498204dd25fda06e56/FLAGcf6c0131b [2024-10-24 05:32:24,893 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7202f1312/f47c7f670d8342498204dd25fda06e56 [2024-10-24 05:32:24,895 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 05:32:24,897 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 05:32:24,899 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 05:32:24,899 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 05:32:24,905 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 05:32:24,906 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 05:32:24" (1/1) ... [2024-10-24 05:32:24,907 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13e1cda4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:32:24, skipping insertion in model container [2024-10-24 05:32:24,907 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 05:32:24" (1/1) ... [2024-10-24 05:32:24,939 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 05:32:25,106 WARN L248 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_steplocals_file-5.i[916,929] [2024-10-24 05:32:25,209 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 05:32:25,233 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 05:32:25,248 WARN L248 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_steplocals_file-5.i[916,929] [2024-10-24 05:32:25,297 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 05:32:25,323 INFO L204 MainTranslator]: Completed translation [2024-10-24 05:32:25,323 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:32:25 WrapperNode [2024-10-24 05:32:25,324 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 05:32:25,325 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 05:32:25,325 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 05:32:25,326 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 05:32:25,332 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:32:25" (1/1) ... [2024-10-24 05:32:25,347 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:32:25" (1/1) ... [2024-10-24 05:32:25,399 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 145 [2024-10-24 05:32:25,400 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 05:32:25,400 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 05:32:25,401 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 05:32:25,401 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 05:32:25,411 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:32:25" (1/1) ... [2024-10-24 05:32:25,411 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:32:25" (1/1) ... [2024-10-24 05:32:25,414 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:32:25" (1/1) ... [2024-10-24 05:32:25,442 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]. [2024-10-24 05:32:25,443 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:32:25" (1/1) ... [2024-10-24 05:32:25,444 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:32:25" (1/1) ... [2024-10-24 05:32:25,455 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:32:25" (1/1) ... [2024-10-24 05:32:25,461 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:32:25" (1/1) ... [2024-10-24 05:32:25,463 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:32:25" (1/1) ... [2024-10-24 05:32:25,470 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:32:25" (1/1) ... [2024-10-24 05:32:25,474 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 05:32:25,475 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 05:32:25,475 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 05:32:25,475 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 05:32:25,476 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:32:25" (1/1) ... [2024-10-24 05:32:25,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 05:32:25,495 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 05:32:25,514 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) [2024-10-24 05:32:25,517 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 [2024-10-24 05:32:25,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 05:32:25,563 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 05:32:25,564 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 05:32:25,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 05:32:25,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 05:32:25,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 05:32:25,649 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 05:32:25,652 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 05:32:25,997 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-10-24 05:32:25,997 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 05:32:26,066 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 05:32:26,066 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 05:32:26,067 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 05:32:26 BoogieIcfgContainer [2024-10-24 05:32:26,067 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 05:32:26,069 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 05:32:26,069 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 05:32:26,073 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 05:32:26,073 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 05:32:24" (1/3) ... [2024-10-24 05:32:26,075 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60e7d33a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 05:32:26, skipping insertion in model container [2024-10-24 05:32:26,075 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:32:25" (2/3) ... [2024-10-24 05:32:26,075 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60e7d33a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 05:32:26, skipping insertion in model container [2024-10-24 05:32:26,076 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 05:32:26" (3/3) ... [2024-10-24 05:32:26,077 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-5.i [2024-10-24 05:32:26,094 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 05:32:26,095 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 05:32:26,159 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 05:32:26,165 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;@66349797, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 05:32:26,165 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 05:32:26,170 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 35 states have (on average 1.3714285714285714) internal successors, (48), 36 states have internal predecessors, (48), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-10-24 05:32:26,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-10-24 05:32:26,186 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:32:26,186 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 05:32:26,187 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:32:26,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:32:26,193 INFO L85 PathProgramCache]: Analyzing trace with hash -675852713, now seen corresponding path program 1 times [2024-10-24 05:32:26,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:32:26,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021000787] [2024-10-24 05:32:26,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:32:26,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:32:26,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:32:26,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 05:32:26,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:32:26,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 05:32:26,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:32:26,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 05:32:26,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:32:26,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 05:32:26,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:32:26,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 05:32:26,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:32:26,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 05:32:26,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:32:26,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 05:32:26,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:32:26,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 05:32:26,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:32:26,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 05:32:26,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:32:26,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-24 05:32:26,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:32:26,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-24 05:32:26,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:32:26,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 05:32:26,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:32:26,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-24 05:32:26,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:32:26,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-24 05:32:26,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:32:26,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-24 05:32:26,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:32:26,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 05:32:26,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:32:26,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 05:32:26,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:32:26,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-24 05:32:26,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:32:26,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-24 05:32:26,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:32:26,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-24 05:32:26,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:32:26,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 05:32:26,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:32:26,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 05:32:26,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:32:26,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 05:32:26,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:32:26,663 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-10-24 05:32:26,664 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 05:32:26,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021000787] [2024-10-24 05:32:26,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021000787] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 05:32:26,666 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 05:32:26,666 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 05:32:26,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271074244] [2024-10-24 05:32:26,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 05:32:26,673 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-24 05:32:26,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 05:32:26,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 05:32:26,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 05:32:26,764 INFO L87 Difference]: Start difference. First operand has 61 states, 35 states have (on average 1.3714285714285714) internal successors, (48), 36 states have internal predecessors, (48), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-10-24 05:32:26,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:32:26,858 INFO L93 Difference]: Finished difference Result 119 states and 209 transitions. [2024-10-24 05:32:26,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 05:32:26,862 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 143 [2024-10-24 05:32:26,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:32:26,869 INFO L225 Difference]: With dead ends: 119 [2024-10-24 05:32:26,869 INFO L226 Difference]: Without dead ends: 59 [2024-10-24 05:32:26,873 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 05:32:26,879 INFO L432 NwaCegarLoop]: 86 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 05:32:26,881 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 86 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 05:32:26,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2024-10-24 05:32:26,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2024-10-24 05:32:26,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 34 states have (on average 1.2647058823529411) internal successors, (43), 34 states have internal predecessors, (43), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-10-24 05:32:26,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 89 transitions. [2024-10-24 05:32:26,929 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 89 transitions. Word has length 143 [2024-10-24 05:32:26,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:32:26,930 INFO L471 AbstractCegarLoop]: Abstraction has 59 states and 89 transitions. [2024-10-24 05:32:26,930 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-10-24 05:32:26,931 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 89 transitions. [2024-10-24 05:32:26,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-10-24 05:32:26,934 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:32:26,934 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 05:32:26,935 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 05:32:26,935 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:32:26,936 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:32:26,936 INFO L85 PathProgramCache]: Analyzing trace with hash 736847777, now seen corresponding path program 1 times [2024-10-24 05:32:26,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:32:26,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036836054] [2024-10-24 05:32:26,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:32:26,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:32:27,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-24 05:32:27,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [426554671] [2024-10-24 05:32:27,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:32:27,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 05:32:27,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 05:32:27,217 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) [2024-10-24 05:32:27,219 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-24 05:32:27,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 05:32:27,551 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 05:32:27,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 05:32:27,711 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 05:32:27,712 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-24 05:32:27,714 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-24 05:32:27,726 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-24 05:32:27,918 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 05:32:27,922 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-10-24 05:32:28,013 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-24 05:32:28,019 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 05:32:28 BoogieIcfgContainer [2024-10-24 05:32:28,021 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-24 05:32:28,021 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-24 05:32:28,022 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-24 05:32:28,022 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-24 05:32:28,023 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 05:32:26" (3/4) ... [2024-10-24 05:32:28,025 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-24 05:32:28,026 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-24 05:32:28,027 INFO L158 Benchmark]: Toolchain (without parser) took 3130.30ms. Allocated memory was 157.3MB in the beginning and 209.7MB in the end (delta: 52.4MB). Free memory was 84.4MB in the beginning and 116.4MB in the end (delta: -32.0MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2024-10-24 05:32:28,028 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 157.3MB. Free memory was 110.7MB in the beginning and 110.5MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 05:32:28,028 INFO L158 Benchmark]: CACSL2BoogieTranslator took 425.39ms. Allocated memory is still 157.3MB. Free memory was 84.3MB in the beginning and 126.2MB in the end (delta: -41.9MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2024-10-24 05:32:28,028 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.18ms. Allocated memory is still 157.3MB. Free memory was 126.2MB in the beginning and 121.7MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-24 05:32:28,029 INFO L158 Benchmark]: Boogie Preprocessor took 73.63ms. Allocated memory is still 157.3MB. Free memory was 121.7MB in the beginning and 113.5MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-24 05:32:28,029 INFO L158 Benchmark]: RCFGBuilder took 592.09ms. Allocated memory is still 157.3MB. Free memory was 113.5MB in the beginning and 85.2MB in the end (delta: 28.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-10-24 05:32:28,030 INFO L158 Benchmark]: TraceAbstraction took 1951.58ms. Allocated memory was 157.3MB in the beginning and 209.7MB in the end (delta: 52.4MB). Free memory was 84.3MB in the beginning and 116.4MB in the end (delta: -32.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-10-24 05:32:28,030 INFO L158 Benchmark]: Witness Printer took 5.15ms. Allocated memory is still 209.7MB. Free memory is still 116.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 05:32:28,032 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 157.3MB. Free memory was 110.7MB in the beginning and 110.5MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 425.39ms. Allocated memory is still 157.3MB. Free memory was 84.3MB in the beginning and 126.2MB in the end (delta: -41.9MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.18ms. Allocated memory is still 157.3MB. Free memory was 126.2MB in the beginning and 121.7MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.63ms. Allocated memory is still 157.3MB. Free memory was 121.7MB in the beginning and 113.5MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 592.09ms. Allocated memory is still 157.3MB. Free memory was 113.5MB in the beginning and 85.2MB in the end (delta: 28.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1951.58ms. Allocated memory was 157.3MB in the beginning and 209.7MB in the end (delta: 52.4MB). Free memory was 84.3MB in the beginning and 116.4MB in the end (delta: -32.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 5.15ms. Allocated memory is still 209.7MB. Free memory is still 116.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 124, overapproximation of someBinaryDOUBLEComparisonOperation at line 124, overapproximation of someBinaryArithmeticDOUBLEoperation at line 69. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 10; [L23] unsigned short int var_1_2 = 10; [L24] signed long int var_1_3 = 4; [L25] unsigned char var_1_4 = 128; [L26] unsigned char var_1_5 = 1; [L27] unsigned long int var_1_6 = 5; [L28] float var_1_7 = 2.98; [L29] float var_1_8 = 8.5; [L30] unsigned char var_1_9 = 0; [L31] unsigned char var_1_10 = 64; [L32] unsigned char var_1_11 = 64; [L33] unsigned short int var_1_12 = 25; [L34] signed long int var_1_13 = 256; [L35] unsigned short int var_1_14 = 31408; [L36] double var_1_15 = 64.375; [L37] double var_1_16 = 10.85; [L38] double var_1_17 = 128.8; [L39] double var_1_18 = 2.6; [L40] unsigned char var_1_19 = 0; [L41] unsigned char var_1_20 = 0; [L42] signed short int var_1_21 = -64; [L128] isInitial = 1 [L129] FCALL initially() [L130] COND TRUE 1 [L131] FCALL updateLastVariables() [L132] CALL updateVariables() [L83] var_1_2 = __VERIFIER_nondet_ushort() [L84] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=4, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=4, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L84] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=4, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L85] CALL assume_abort_if_not(var_1_2 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=4, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=4, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L85] RET assume_abort_if_not(var_1_2 <= 65535) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=4, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L86] var_1_3 = __VERIFIER_nondet_long() [L87] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L87] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L88] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L88] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L89] var_1_4 = __VERIFIER_nondet_uchar() [L90] CALL assume_abort_if_not(var_1_4 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L90] RET assume_abort_if_not(var_1_4 >= 127) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L91] CALL assume_abort_if_not(var_1_4 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L91] RET assume_abort_if_not(var_1_4 <= 254) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L92] var_1_5 = __VERIFIER_nondet_uchar() [L93] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L93] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L94] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L94] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L95] var_1_7 = __VERIFIER_nondet_float() [L96] CALL assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_8=17/2, var_1_9=0] [L96] RET assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_8=17/2, var_1_9=0] [L97] var_1_8 = __VERIFIER_nondet_float() [L98] CALL assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L98] RET assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L99] var_1_10 = __VERIFIER_nondet_uchar() [L100] CALL assume_abort_if_not(var_1_10 >= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=-193, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-193, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L100] RET assume_abort_if_not(var_1_10 >= 63) VAL [isInitial=1, var_1_10=-193, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L101] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=-193, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-193, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L101] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, var_1_10=-193, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L102] var_1_11 = __VERIFIER_nondet_uchar() [L103] CALL assume_abort_if_not(var_1_11 >= 64) VAL [\old(cond)=1, isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L103] RET assume_abort_if_not(var_1_11 >= 64) VAL [isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L104] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L104] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L105] var_1_13 = __VERIFIER_nondet_long() [L106] CALL assume_abort_if_not(var_1_13 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L106] RET assume_abort_if_not(var_1_13 >= -2147483648) VAL [isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L107] CALL assume_abort_if_not(var_1_13 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L107] RET assume_abort_if_not(var_1_13 <= 2147483647) VAL [isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L108] var_1_14 = __VERIFIER_nondet_ushort() [L109] CALL assume_abort_if_not(var_1_14 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=540671, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=540671, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L109] RET assume_abort_if_not(var_1_14 >= 16383) VAL [isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=540671, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L110] CALL assume_abort_if_not(var_1_14 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=540671, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=540671, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L110] RET assume_abort_if_not(var_1_14 <= 32767) VAL [isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=540671, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L111] var_1_16 = __VERIFIER_nondet_double() [L112] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=540671, var_1_15=515/8, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=540671, var_1_15=515/8, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L112] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=540671, var_1_15=515/8, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L113] var_1_17 = __VERIFIER_nondet_double() [L114] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=540671, var_1_15=515/8, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=540671, var_1_15=515/8, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L114] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=540671, var_1_15=515/8, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L115] var_1_18 = __VERIFIER_nondet_double() [L116] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=540671, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=540671, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L116] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=540671, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L117] var_1_20 = __VERIFIER_nondet_uchar() [L118] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=540671, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=540671, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L118] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=540671, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L119] CALL assume_abort_if_not(var_1_20 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=540671, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=540671, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L119] RET assume_abort_if_not(var_1_20 <= 0) VAL [isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=540671, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L132] RET updateVariables() [L133] CALL step() [L46] COND TRUE ((- 64) + var_1_2) == var_1_3 [L47] var_1_1 = (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) - var_1_5) VAL [isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=540671, var_1_15=515/8, var_1_19=0, var_1_1=127, var_1_20=0, var_1_21=-64, var_1_2=63, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L51] COND FALSE !(var_1_1 > var_1_4) VAL [isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=540671, var_1_15=515/8, var_1_19=0, var_1_1=127, var_1_20=0, var_1_21=-64, var_1_2=63, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L56] COND TRUE var_1_5 == (var_1_2 / var_1_4) [L57] var_1_9 = ((((var_1_5) < (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) ? (var_1_5) : (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))) VAL [isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=540671, var_1_15=515/8, var_1_19=0, var_1_1=127, var_1_20=0, var_1_21=-64, var_1_2=63, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L61] signed long int stepLocal_0 = (((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3)); VAL [isInitial=1, stepLocal_0=1, var_1_10=-193, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=540671, var_1_15=515/8, var_1_19=0, var_1_1=127, var_1_20=0, var_1_21=-64, var_1_2=63, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L62] COND TRUE stepLocal_0 <= ((((var_1_13) > (var_1_4)) ? (var_1_13) : (var_1_4))) [L63] var_1_12 = ((var_1_14 - var_1_5) + ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))) VAL [isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=16383, var_1_13=-2147483648, var_1_14=540671, var_1_15=515/8, var_1_19=0, var_1_1=127, var_1_20=0, var_1_21=-64, var_1_2=63, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L67] signed long int stepLocal_1 = ~ (var_1_5 * var_1_12); VAL [isInitial=1, stepLocal_1=-1, var_1_10=-193, var_1_11=-192, var_1_12=16383, var_1_13=-2147483648, var_1_14=540671, var_1_15=515/8, var_1_19=0, var_1_1=127, var_1_20=0, var_1_21=-64, var_1_2=63, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L68] COND TRUE stepLocal_1 <= var_1_9 [L69] var_1_15 = (((((5.25 - var_1_16)) > (var_1_17)) ? ((5.25 - var_1_16)) : (var_1_17))) VAL [isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=16383, var_1_13=-2147483648, var_1_14=540671, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=127, var_1_20=0, var_1_21=-64, var_1_2=63, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L73] signed long int stepLocal_3 = var_1_3; [L74] unsigned char stepLocal_2 = var_1_9; VAL [isInitial=1, stepLocal_2=0, stepLocal_3=-1, var_1_10=-193, var_1_11=-192, var_1_12=16383, var_1_13=-2147483648, var_1_14=540671, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=127, var_1_20=0, var_1_21=-64, var_1_2=63, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L75] COND FALSE !(var_1_4 < stepLocal_3) VAL [isInitial=1, stepLocal_2=0, var_1_10=-193, var_1_11=-192, var_1_12=16383, var_1_13=-2147483648, var_1_14=540671, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=127, var_1_20=0, var_1_21=-64, var_1_2=63, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L80] var_1_21 = var_1_10 [L133] RET step() [L134] CALL, EXPR property() [L124-L125] return (((((((((- 64) + var_1_2) == var_1_3) ? (var_1_1 == ((unsigned char) (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) - var_1_5))) : (var_1_1 == ((unsigned char) (((((128) < (var_1_4)) ? (128) : (var_1_4))) - 64)))) && ((var_1_1 > var_1_4) ? (((- var_1_7) < var_1_8) ? (var_1_6 == ((unsigned long int) 10u)) : 1) : 1)) && ((var_1_5 == (var_1_2 / var_1_4)) ? (var_1_9 == ((unsigned char) ((((var_1_5) < (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) ? (var_1_5) : (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))))) : (var_1_9 == ((unsigned char) ((var_1_10 + var_1_11) - var_1_5))))) && ((((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))) <= ((((var_1_13) > (var_1_4)) ? (var_1_13) : (var_1_4)))) ? (var_1_12 == ((unsigned short int) ((var_1_14 - var_1_5) + ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))))) : (var_1_12 == ((unsigned short int) var_1_9)))) && (((~ (var_1_5 * var_1_12)) <= var_1_9) ? (var_1_15 == ((double) (((((5.25 - var_1_16)) > (var_1_17)) ? ((5.25 - var_1_16)) : (var_1_17))))) : (var_1_15 == ((double) ((((((((var_1_17) < (var_1_16)) ? (var_1_17) : (var_1_16)))) < (var_1_18)) ? (((((var_1_17) < (var_1_16)) ? (var_1_17) : (var_1_16)))) : (var_1_18))))))) && ((var_1_4 < var_1_3) ? ((var_1_9 > var_1_2) ? (var_1_19 == ((unsigned char) var_1_20)) : 1) : 1)) && (var_1_21 == ((signed short int) var_1_10)) ; [L134] RET, EXPR property() [L134] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=16383, var_1_13=-2147483648, var_1_14=540671, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=127, var_1_20=0, var_1_21=63, var_1_2=63, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] [L19] reach_error() VAL [isInitial=1, var_1_10=-193, var_1_11=-192, var_1_12=16383, var_1_13=-2147483648, var_1_14=540671, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=127, var_1_20=0, var_1_21=63, var_1_2=63, var_1_3=-1, var_1_4=-129, var_1_5=-512, var_1_6=5, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 2, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 86 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 86 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 71 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=61occurred 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, 0.5s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 429 NumberOfCodeBlocks, 429 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 142 ConstructedInterpolants, 0 QuantifiedInterpolants, 142 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 1012/1012 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-10-24 05:32:28,069 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/current/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_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-5.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 9abbae42e5ae4ecdb83d07df9ddc2f5611e7081035b443cfd16177b88e7d037d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 05:32:30,290 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 05:32:30,361 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-10-24 05:32:30,368 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 05:32:30,368 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 05:32:30,407 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 05:32:30,407 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 05:32:30,408 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 05:32:30,408 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 05:32:30,408 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 05:32:30,409 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 05:32:30,409 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 05:32:30,410 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 05:32:30,413 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 05:32:30,413 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 05:32:30,413 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 05:32:30,414 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 05:32:30,414 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 05:32:30,414 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 05:32:30,414 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 05:32:30,418 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 05:32:30,419 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 05:32:30,419 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 05:32:30,419 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-24 05:32:30,419 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-24 05:32:30,419 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 05:32:30,420 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-24 05:32:30,420 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 05:32:30,420 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 05:32:30,420 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 05:32:30,420 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 05:32:30,420 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 05:32:30,421 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 05:32:30,421 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 05:32:30,421 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 05:32:30,421 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 05:32:30,421 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 05:32:30,422 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 05:32:30,422 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-24 05:32:30,424 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-24 05:32:30,424 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 05:32:30,425 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 05:32:30,425 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 05:32:30,425 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 05:32:30,426 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-24 05:32:30,426 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9abbae42e5ae4ecdb83d07df9ddc2f5611e7081035b443cfd16177b88e7d037d [2024-10-24 05:32:30,757 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 05:32:30,779 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 05:32:30,781 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 05:32:30,783 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 05:32:30,783 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 05:32:30,785 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-5.i [2024-10-24 05:32:32,339 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 05:32:32,563 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 05:32:32,564 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-5.i [2024-10-24 05:32:32,582 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a89895ee/ebc30b79a5bf45e294e6a09c1b83588d/FLAG4f70ee632 [2024-10-24 05:32:32,598 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a89895ee/ebc30b79a5bf45e294e6a09c1b83588d [2024-10-24 05:32:32,601 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 05:32:32,602 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 05:32:32,604 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 05:32:32,605 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 05:32:32,610 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 05:32:32,611 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 05:32:32" (1/1) ... [2024-10-24 05:32:32,612 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65af0bf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:32:32, skipping insertion in model container [2024-10-24 05:32:32,612 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 05:32:32" (1/1) ... [2024-10-24 05:32:32,645 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 05:32:32,843 WARN L248 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_steplocals_file-5.i[916,929] [2024-10-24 05:32:32,918 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 05:32:32,938 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 05:32:32,950 WARN L248 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_steplocals_file-5.i[916,929] [2024-10-24 05:32:32,990 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 05:32:33,013 INFO L204 MainTranslator]: Completed translation [2024-10-24 05:32:33,014 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:32:33 WrapperNode [2024-10-24 05:32:33,014 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 05:32:33,015 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 05:32:33,015 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 05:32:33,015 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 05:32:33,021 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:32:33" (1/1) ... [2024-10-24 05:32:33,038 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:32:33" (1/1) ... [2024-10-24 05:32:33,068 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 143 [2024-10-24 05:32:33,068 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 05:32:33,069 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 05:32:33,069 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 05:32:33,069 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 05:32:33,082 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:32:33" (1/1) ... [2024-10-24 05:32:33,083 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:32:33" (1/1) ... [2024-10-24 05:32:33,089 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:32:33" (1/1) ... [2024-10-24 05:32:33,107 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]. [2024-10-24 05:32:33,108 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:32:33" (1/1) ... [2024-10-24 05:32:33,108 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:32:33" (1/1) ... [2024-10-24 05:32:33,126 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:32:33" (1/1) ... [2024-10-24 05:32:33,129 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:32:33" (1/1) ... [2024-10-24 05:32:33,134 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:32:33" (1/1) ... [2024-10-24 05:32:33,136 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:32:33" (1/1) ... [2024-10-24 05:32:33,140 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 05:32:33,143 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 05:32:33,143 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 05:32:33,143 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 05:32:33,148 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:32:33" (1/1) ... [2024-10-24 05:32:33,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 05:32:33,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 05:32:33,185 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) [2024-10-24 05:32:33,188 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 [2024-10-24 05:32:33,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 05:32:33,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-24 05:32:33,223 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 05:32:33,224 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 05:32:33,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 05:32:33,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 05:32:33,308 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 05:32:33,311 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 05:32:33,925 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-10-24 05:32:33,925 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 05:32:33,986 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 05:32:33,986 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 05:32:33,986 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 05:32:33 BoogieIcfgContainer [2024-10-24 05:32:33,987 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 05:32:33,988 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 05:32:33,988 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 05:32:33,992 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 05:32:33,992 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 05:32:32" (1/3) ... [2024-10-24 05:32:33,992 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d0dee0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 05:32:33, skipping insertion in model container [2024-10-24 05:32:33,993 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:32:33" (2/3) ... [2024-10-24 05:32:33,993 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d0dee0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 05:32:33, skipping insertion in model container [2024-10-24 05:32:33,993 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 05:32:33" (3/3) ... [2024-10-24 05:32:33,994 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-5.i [2024-10-24 05:32:34,020 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 05:32:34,020 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 05:32:34,082 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 05:32:34,091 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;@69250d18, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 05:32:34,091 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 05:32:34,096 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 35 states have (on average 1.3714285714285714) internal successors, (48), 36 states have internal predecessors, (48), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-10-24 05:32:34,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-10-24 05:32:34,111 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:32:34,112 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 05:32:34,113 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:32:34,118 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:32:34,119 INFO L85 PathProgramCache]: Analyzing trace with hash -675852713, now seen corresponding path program 1 times [2024-10-24 05:32:34,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 05:32:34,136 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [624431441] [2024-10-24 05:32:34,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:32:34,137 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 [2024-10-24 05:32:34,137 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 05:32:34,140 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) [2024-10-24 05:32:34,142 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 [2024-10-24 05:32:34,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:32:34,434 INFO L255 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-24 05:32:34,445 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 05:32:34,493 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 528 proven. 0 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2024-10-24 05:32:34,493 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 05:32:34,494 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 05:32:34,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [624431441] [2024-10-24 05:32:34,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [624431441] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 05:32:34,495 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 05:32:34,495 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 05:32:34,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119349736] [2024-10-24 05:32:34,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 05:32:34,502 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-24 05:32:34,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 05:32:34,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 05:32:34,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 05:32:34,528 INFO L87 Difference]: Start difference. First operand has 61 states, 35 states have (on average 1.3714285714285714) internal successors, (48), 36 states have internal predecessors, (48), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-10-24 05:32:34,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:32:34,801 INFO L93 Difference]: Finished difference Result 119 states and 209 transitions. [2024-10-24 05:32:34,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 05:32:34,813 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 143 [2024-10-24 05:32:34,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:32:34,819 INFO L225 Difference]: With dead ends: 119 [2024-10-24 05:32:34,819 INFO L226 Difference]: Without dead ends: 59 [2024-10-24 05:32:34,822 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 05:32:34,824 INFO L432 NwaCegarLoop]: 86 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-24 05:32:34,825 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 86 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-24 05:32:34,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2024-10-24 05:32:34,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2024-10-24 05:32:34,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 34 states have (on average 1.2647058823529411) internal successors, (43), 34 states have internal predecessors, (43), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-10-24 05:32:34,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 89 transitions. [2024-10-24 05:32:34,862 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 89 transitions. Word has length 143 [2024-10-24 05:32:34,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:32:34,862 INFO L471 AbstractCegarLoop]: Abstraction has 59 states and 89 transitions. [2024-10-24 05:32:34,863 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-10-24 05:32:34,863 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 89 transitions. [2024-10-24 05:32:34,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-10-24 05:32:34,866 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:32:34,866 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 05:32:34,875 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 [2024-10-24 05:32:35,067 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 [2024-10-24 05:32:35,068 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:32:35,068 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:32:35,069 INFO L85 PathProgramCache]: Analyzing trace with hash 736847777, now seen corresponding path program 1 times [2024-10-24 05:32:35,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 05:32:35,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1293833778] [2024-10-24 05:32:35,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:32:35,070 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 [2024-10-24 05:32:35,070 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 05:32:35,071 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) [2024-10-24 05:32:35,072 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 [2024-10-24 05:32:35,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:32:35,432 INFO L255 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-10-24 05:32:35,451 INFO L278 TraceCheckSpWp]: Computing forward predicates...