./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-nonlinear/coral-benchmark27.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-nonlinear/coral-benchmark27.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b0526787a8a9af9e96b8715dde2387a33fc387937a5fad509bc845d5e1cca2e1 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 02:37:11,210 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 02:37:11,246 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-01-09 02:37:11,249 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 02:37:11,249 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 02:37:11,263 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 02:37:11,263 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 02:37:11,263 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 02:37:11,263 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 02:37:11,263 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 02:37:11,264 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 02:37:11,264 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 02:37:11,264 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 02:37:11,264 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 02:37:11,264 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 02:37:11,264 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 02:37:11,264 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 02:37:11,264 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 02:37:11,264 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 02:37:11,265 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 02:37:11,265 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 02:37:11,265 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 02:37:11,265 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 02:37:11,265 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 02:37:11,265 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 02:37:11,265 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 02:37:11,265 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 02:37:11,265 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 02:37:11,265 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 02:37:11,265 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 02:37:11,266 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 02:37:11,266 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 02:37:11,266 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 02:37:11,266 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 02:37:11,266 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 02:37:11,266 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 02:37:11,266 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 02:37:11,266 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 02:37:11,266 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 02:37:11,266 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 02:37:11,266 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 02:37:11,267 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 02:37:11,267 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 02:37:11,267 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 02:37:11,267 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 02:37:11,267 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 02:37:11,267 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 02:37:11,267 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 02:37:11,267 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0526787a8a9af9e96b8715dde2387a33fc387937a5fad509bc845d5e1cca2e1 [2025-01-09 02:37:11,444 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 02:37:11,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 02:37:11,451 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 02:37:11,451 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 02:37:11,451 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 02:37:11,452 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-nonlinear/coral-benchmark27.c [2025-01-09 02:37:12,600 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f007d341c/6daf95571a7648cc9c72e196bbf5dd7b/FLAG10df750a8 [2025-01-09 02:37:12,833 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 02:37:12,833 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/floats-nonlinear/coral-benchmark27.c [2025-01-09 02:37:12,866 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f007d341c/6daf95571a7648cc9c72e196bbf5dd7b/FLAG10df750a8 [2025-01-09 02:37:13,193 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f007d341c/6daf95571a7648cc9c72e196bbf5dd7b [2025-01-09 02:37:13,195 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 02:37:13,196 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 02:37:13,197 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 02:37:13,197 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 02:37:13,200 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 02:37:13,201 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 02:37:13" (1/1) ... [2025-01-09 02:37:13,201 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c9a202f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:13, skipping insertion in model container [2025-01-09 02:37:13,202 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 02:37:13" (1/1) ... [2025-01-09 02:37:13,215 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 02:37:13,312 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/floats-nonlinear/coral-benchmark27.c[758,771] [2025-01-09 02:37:13,321 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 02:37:13,330 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 02:37:13,339 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/floats-nonlinear/coral-benchmark27.c[758,771] [2025-01-09 02:37:13,343 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 02:37:13,354 INFO L204 MainTranslator]: Completed translation [2025-01-09 02:37:13,357 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:13 WrapperNode [2025-01-09 02:37:13,357 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 02:37:13,358 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 02:37:13,359 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 02:37:13,359 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 02:37:13,364 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:13" (1/1) ... [2025-01-09 02:37:13,370 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:13" (1/1) ... [2025-01-09 02:37:13,380 INFO L138 Inliner]: procedures = 16, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 61 [2025-01-09 02:37:13,380 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 02:37:13,381 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 02:37:13,381 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 02:37:13,381 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 02:37:13,387 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:13" (1/1) ... [2025-01-09 02:37:13,387 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:13" (1/1) ... [2025-01-09 02:37:13,389 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:13" (1/1) ... [2025-01-09 02:37:13,395 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-01-09 02:37:13,396 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:13" (1/1) ... [2025-01-09 02:37:13,396 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:13" (1/1) ... [2025-01-09 02:37:13,399 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:13" (1/1) ... [2025-01-09 02:37:13,400 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:13" (1/1) ... [2025-01-09 02:37:13,401 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:13" (1/1) ... [2025-01-09 02:37:13,402 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:13" (1/1) ... [2025-01-09 02:37:13,402 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:13" (1/1) ... [2025-01-09 02:37:13,403 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 02:37:13,403 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 02:37:13,403 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 02:37:13,403 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 02:37:13,404 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:13" (1/1) ... [2025-01-09 02:37:13,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 02:37:13,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 02:37:13,425 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 02:37:13,428 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 02:37:13,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 02:37:13,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 02:37:13,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 02:37:13,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 02:37:13,500 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 02:37:13,501 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 02:37:13,572 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2025-01-09 02:37:13,573 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 02:37:13,579 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 02:37:13,580 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-09 02:37:13,580 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 02:37:13 BoogieIcfgContainer [2025-01-09 02:37:13,580 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 02:37:13,582 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 02:37:13,583 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 02:37:13,586 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 02:37:13,586 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 02:37:13" (1/3) ... [2025-01-09 02:37:13,586 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f57a00f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 02:37:13, skipping insertion in model container [2025-01-09 02:37:13,586 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:13" (2/3) ... [2025-01-09 02:37:13,587 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f57a00f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 02:37:13, skipping insertion in model container [2025-01-09 02:37:13,587 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 02:37:13" (3/3) ... [2025-01-09 02:37:13,588 INFO L128 eAbstractionObserver]: Analyzing ICFG coral-benchmark27.c [2025-01-09 02:37:13,597 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 02:37:13,599 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG coral-benchmark27.c that has 1 procedures, 11 locations, 1 initial locations, 0 loop locations, and 1 error locations. [2025-01-09 02:37:13,632 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 02:37:13,641 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;@77f8a6c6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 02:37:13,642 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 02:37:13,644 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 10 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-09 02:37:13,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2025-01-09 02:37:13,647 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 02:37:13,647 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2025-01-09 02:37:13,648 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 02:37:13,650 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 02:37:13,651 INFO L85 PathProgramCache]: Analyzing trace with hash 889508713, now seen corresponding path program 1 times [2025-01-09 02:37:13,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 02:37:13,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124248127] [2025-01-09 02:37:13,657 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 02:37:13,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 02:37:13,707 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-01-09 02:37:13,727 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-01-09 02:37:13,727 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 02:37:13,727 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 02:37:13,727 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-09 02:37:13,734 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-01-09 02:37:13,741 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-01-09 02:37:13,741 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 02:37:13,741 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 02:37:13,757 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-09 02:37:13,759 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-01-09 02:37:13,760 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-01-09 02:37:13,762 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-09 02:37:13,766 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2025-01-09 02:37:13,777 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-09 02:37:13,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.01 02:37:13 BoogieIcfgContainer [2025-01-09 02:37:13,779 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-09 02:37:13,780 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-09 02:37:13,780 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-09 02:37:13,780 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-09 02:37:13,781 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 02:37:13" (3/4) ... [2025-01-09 02:37:13,782 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-01-09 02:37:13,783 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-09 02:37:13,783 INFO L158 Benchmark]: Toolchain (without parser) took 587.51ms. Allocated memory is still 142.6MB. Free memory was 106.6MB in the beginning and 70.4MB in the end (delta: 36.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-01-09 02:37:13,784 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 127.1MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 02:37:13,784 INFO L158 Benchmark]: CACSL2BoogieTranslator took 160.84ms. Allocated memory is still 142.6MB. Free memory was 106.6MB in the beginning and 96.4MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 02:37:13,784 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.79ms. Allocated memory is still 142.6MB. Free memory was 96.4MB in the beginning and 94.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 02:37:13,784 INFO L158 Benchmark]: Boogie Preprocessor took 22.24ms. Allocated memory is still 142.6MB. Free memory was 94.6MB in the beginning and 94.1MB in the end (delta: 522.8kB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 02:37:13,785 INFO L158 Benchmark]: RCFGBuilder took 176.90ms. Allocated memory is still 142.6MB. Free memory was 94.1MB in the beginning and 84.0MB in the end (delta: 10.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-09 02:37:13,785 INFO L158 Benchmark]: TraceAbstraction took 196.99ms. Allocated memory is still 142.6MB. Free memory was 83.1MB in the beginning and 71.2MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 02:37:13,785 INFO L158 Benchmark]: Witness Printer took 2.82ms. Allocated memory is still 142.6MB. Free memory was 71.2MB in the beginning and 70.4MB in the end (delta: 862.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 02:37:13,786 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 201.3MB. Free memory is still 127.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 160.84ms. Allocated memory is still 142.6MB. Free memory was 106.6MB in the beginning and 96.4MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.79ms. Allocated memory is still 142.6MB. Free memory was 96.4MB in the beginning and 94.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.24ms. Allocated memory is still 142.6MB. Free memory was 94.6MB in the beginning and 94.1MB in the end (delta: 522.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 176.90ms. Allocated memory is still 142.6MB. Free memory was 94.1MB in the beginning and 84.0MB in the end (delta: 10.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 196.99ms. Allocated memory is still 142.6MB. Free memory was 83.1MB in the beginning and 71.2MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 2.82ms. Allocated memory is still 142.6MB. Free memory was 71.2MB in the beginning and 70.4MB in the end (delta: 862.1kB). 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: 22]: 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 someBinaryDOUBLEComparisonOperation at line 31. Possible FailurePath: [L38] double x, y, z; [L39] x = __VERIFIER_nondet_double() [L40] y = __VERIFIER_nondet_double() [L41] z = __VERIFIER_nondet_double() [L42] CALL, EXPR benchmark27(x, y, z) [L31] COND TRUE sin(x * cos(y * sin(z))) > cos(x * sin(y * cos(z))) && sin(cos(x * y)) < cos(sin(x * y)) [L32] return 1; VAL [\result=1] [L42] RET, EXPR benchmark27(x, y, z) [L42] CALL __VERIFIER_assert(!benchmark27(x, y, z)) [L20] COND TRUE !(cond) [L22] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=11occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-01-09 02:37:13,798 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-nonlinear/coral-benchmark27.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b0526787a8a9af9e96b8715dde2387a33fc387937a5fad509bc845d5e1cca2e1 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 02:37:15,774 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 02:37:15,866 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-01-09 02:37:15,872 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 02:37:15,875 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 02:37:15,896 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 02:37:15,898 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 02:37:15,898 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 02:37:15,898 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 02:37:15,899 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 02:37:15,899 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 02:37:15,900 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 02:37:15,900 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 02:37:15,900 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 02:37:15,900 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 02:37:15,901 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 02:37:15,901 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 02:37:15,901 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 02:37:15,901 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 02:37:15,901 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 02:37:15,901 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 02:37:15,901 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 02:37:15,901 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 02:37:15,901 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-01-09 02:37:15,901 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-01-09 02:37:15,901 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-01-09 02:37:15,902 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 02:37:15,902 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 02:37:15,902 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 02:37:15,902 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 02:37:15,902 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 02:37:15,902 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 02:37:15,903 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 02:37:15,903 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 02:37:15,903 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 02:37:15,903 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 02:37:15,903 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 02:37:15,903 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 02:37:15,903 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 02:37:15,903 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 02:37:15,903 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 02:37:15,904 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 02:37:15,904 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 02:37:15,904 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 02:37:15,904 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-01-09 02:37:15,904 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-01-09 02:37:15,904 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 02:37:15,904 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 02:37:15,904 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 02:37:15,904 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 02:37:15,905 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0526787a8a9af9e96b8715dde2387a33fc387937a5fad509bc845d5e1cca2e1 [2025-01-09 02:37:16,157 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 02:37:16,162 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 02:37:16,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 02:37:16,167 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 02:37:16,167 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 02:37:16,168 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-nonlinear/coral-benchmark27.c [2025-01-09 02:37:17,362 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e52b159ac/a2ba85a705ac4b278208d53c98336e33/FLAG349aa7cc1 [2025-01-09 02:37:17,539 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 02:37:17,540 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/floats-nonlinear/coral-benchmark27.c [2025-01-09 02:37:17,546 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e52b159ac/a2ba85a705ac4b278208d53c98336e33/FLAG349aa7cc1 [2025-01-09 02:37:17,925 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e52b159ac/a2ba85a705ac4b278208d53c98336e33 [2025-01-09 02:37:17,927 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 02:37:17,927 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 02:37:17,928 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 02:37:17,928 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 02:37:17,931 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 02:37:17,932 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 02:37:17" (1/1) ... [2025-01-09 02:37:17,932 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@452044ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:17, skipping insertion in model container [2025-01-09 02:37:17,933 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 02:37:17" (1/1) ... [2025-01-09 02:37:17,942 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 02:37:18,036 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/floats-nonlinear/coral-benchmark27.c[758,771] [2025-01-09 02:37:18,042 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 02:37:18,054 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 02:37:18,062 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/floats-nonlinear/coral-benchmark27.c[758,771] [2025-01-09 02:37:18,065 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 02:37:18,077 INFO L204 MainTranslator]: Completed translation [2025-01-09 02:37:18,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:18 WrapperNode [2025-01-09 02:37:18,079 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 02:37:18,080 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 02:37:18,080 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 02:37:18,080 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 02:37:18,084 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:18" (1/1) ... [2025-01-09 02:37:18,090 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:18" (1/1) ... [2025-01-09 02:37:18,102 INFO L138 Inliner]: procedures = 17, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 61 [2025-01-09 02:37:18,103 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 02:37:18,104 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 02:37:18,104 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 02:37:18,104 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 02:37:18,109 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:18" (1/1) ... [2025-01-09 02:37:18,110 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:18" (1/1) ... [2025-01-09 02:37:18,112 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:18" (1/1) ... [2025-01-09 02:37:18,122 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-01-09 02:37:18,123 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:18" (1/1) ... [2025-01-09 02:37:18,123 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:18" (1/1) ... [2025-01-09 02:37:18,126 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:18" (1/1) ... [2025-01-09 02:37:18,128 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:18" (1/1) ... [2025-01-09 02:37:18,129 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:18" (1/1) ... [2025-01-09 02:37:18,133 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:18" (1/1) ... [2025-01-09 02:37:18,133 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:18" (1/1) ... [2025-01-09 02:37:18,135 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 02:37:18,135 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 02:37:18,135 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 02:37:18,135 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 02:37:18,138 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:18" (1/1) ... [2025-01-09 02:37:18,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 02:37:18,151 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 02:37:18,171 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 02:37:18,181 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 02:37:18,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 02:37:18,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-01-09 02:37:18,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 02:37:18,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 02:37:18,247 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 02:37:18,249 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 02:37:18,314 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2025-01-09 02:37:18,314 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 02:37:18,319 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 02:37:18,320 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-09 02:37:18,320 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 02:37:18 BoogieIcfgContainer [2025-01-09 02:37:18,320 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 02:37:18,322 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 02:37:18,322 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 02:37:18,325 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 02:37:18,325 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 02:37:17" (1/3) ... [2025-01-09 02:37:18,325 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f97e43e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 02:37:18, skipping insertion in model container [2025-01-09 02:37:18,325 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:37:18" (2/3) ... [2025-01-09 02:37:18,326 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f97e43e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 02:37:18, skipping insertion in model container [2025-01-09 02:37:18,326 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 02:37:18" (3/3) ... [2025-01-09 02:37:18,327 INFO L128 eAbstractionObserver]: Analyzing ICFG coral-benchmark27.c [2025-01-09 02:37:18,335 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 02:37:18,336 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG coral-benchmark27.c that has 1 procedures, 11 locations, 1 initial locations, 0 loop locations, and 1 error locations. [2025-01-09 02:37:18,363 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 02:37:18,370 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;@2c57e8c4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 02:37:18,370 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 02:37:18,373 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 10 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-09 02:37:18,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2025-01-09 02:37:18,375 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 02:37:18,376 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2025-01-09 02:37:18,376 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 02:37:18,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 02:37:18,379 INFO L85 PathProgramCache]: Analyzing trace with hash 889508713, now seen corresponding path program 1 times [2025-01-09 02:37:18,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 02:37:18,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [98744497] [2025-01-09 02:37:18,385 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 02:37:18,385 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-01-09 02:37:18,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 02:37:18,388 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-01-09 02:37:18,390 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-01-09 02:37:18,424 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-01-09 02:37:18,443 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-01-09 02:37:18,443 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 02:37:18,444 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 02:37:18,444 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-09 02:37:18,457 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-01-09 02:37:18,466 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-01-09 02:37:18,466 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 02:37:18,466 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 02:37:18,488 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace [2025-01-09 02:37:18,489 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-01-09 02:37:18,490 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-01-09 02:37:18,501 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2025-01-09 02:37:18,692 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-01-09 02:37:18,699 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2025-01-09 02:37:18,713 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-09 02:37:18,715 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.01 02:37:18 BoogieIcfgContainer [2025-01-09 02:37:18,715 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-09 02:37:18,716 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-09 02:37:18,716 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-09 02:37:18,716 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-09 02:37:18,717 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 02:37:18" (3/4) ... [2025-01-09 02:37:18,718 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-01-09 02:37:18,719 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-09 02:37:18,719 INFO L158 Benchmark]: Toolchain (without parser) took 791.80ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 56.1MB in the end (delta: 35.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-01-09 02:37:18,719 INFO L158 Benchmark]: CDTParser took 2.26ms. Allocated memory is still 83.9MB. Free memory is still 62.2MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 02:37:18,720 INFO L158 Benchmark]: CACSL2BoogieTranslator took 151.18ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 80.7MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 02:37:18,720 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.69ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 79.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 02:37:18,720 INFO L158 Benchmark]: Boogie Preprocessor took 30.47ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 77.6MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 02:37:18,720 INFO L158 Benchmark]: RCFGBuilder took 185.05ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 68.4MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 02:37:18,721 INFO L158 Benchmark]: TraceAbstraction took 393.69ms. Allocated memory is still 117.4MB. Free memory was 67.7MB in the beginning and 56.1MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 02:37:18,721 INFO L158 Benchmark]: Witness Printer took 2.77ms. Allocated memory is still 117.4MB. Free memory is still 56.1MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 02:37:18,725 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.26ms. Allocated memory is still 83.9MB. Free memory is still 62.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 151.18ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 80.7MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.69ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 79.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.47ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 77.6MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 185.05ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 68.4MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 393.69ms. Allocated memory is still 117.4MB. Free memory was 67.7MB in the beginning and 56.1MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 2.77ms. Allocated memory is still 117.4MB. Free memory is still 56.1MB. 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: 22]: 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 cos at line 31. Possible FailurePath: [L38] double x, y, z; [L39] x = __VERIFIER_nondet_double() [L40] y = __VERIFIER_nondet_double() [L41] z = __VERIFIER_nondet_double() [L42] CALL, EXPR benchmark27(x, y, z) [L31] COND TRUE sin(x * cos(y * sin(z))) > cos(x * sin(y * cos(z))) && sin(cos(x * y)) < cos(sin(x * y)) [L32] return 1; VAL [\result=1] [L42] RET, EXPR benchmark27(x, y, z) [L42] CALL __VERIFIER_assert(!benchmark27(x, y, z)) [L20] COND TRUE !(cond) [L22] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=11occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-01-09 02:37:18,740 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample