./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-nonlinear/coral-benchmark09.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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 ../sv-benchmarks/c/floats-nonlinear/coral-benchmark09.c -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 66ed7ee19bc39f936e96e539df292a147db31db80a790587510ffe6e0ad99bba --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 06:26:32,990 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 06:26:33,061 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-16 06:26:33,068 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 06:26:33,068 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 06:26:33,108 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 06:26:33,109 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 06:26:33,109 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 06:26:33,110 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 06:26:33,110 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 06:26:33,111 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 06:26:33,111 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 06:26:33,111 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 06:26:33,112 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 06:26:33,112 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 06:26:33,113 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 06:26:33,113 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 06:26:33,113 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 06:26:33,114 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 06:26:33,114 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 06:26:33,115 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 06:26:33,115 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 06:26:33,115 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 06:26:33,116 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 06:26:33,116 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 06:26:33,116 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 06:26:33,117 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 06:26:33,117 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 06:26:33,117 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 06:26:33,118 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 06:26:33,118 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 06:26:33,118 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 06:26:33,119 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 06:26:33,119 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 06:26:33,119 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 06:26:33,120 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 06:26:33,120 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 06:26:33,120 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 06:26:33,120 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 06:26:33,121 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 06:26:33,121 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 06:26:33,121 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 06:26:33,122 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66ed7ee19bc39f936e96e539df292a147db31db80a790587510ffe6e0ad99bba [2024-11-16 06:26:33,360 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 06:26:33,388 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 06:26:33,391 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 06:26:33,392 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 06:26:33,393 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 06:26:33,394 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-nonlinear/coral-benchmark09.c [2024-11-16 06:26:34,825 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 06:26:35,054 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 06:26:35,054 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-nonlinear/coral-benchmark09.c [2024-11-16 06:26:35,061 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2dd7705d/72d88a924ed74ef68677cfde62257b12/FLAG62843b3b9 [2024-11-16 06:26:35,080 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2dd7705d/72d88a924ed74ef68677cfde62257b12 [2024-11-16 06:26:35,084 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 06:26:35,088 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 06:26:35,088 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 06:26:35,088 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 06:26:35,093 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 06:26:35,093 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:26:35" (1/1) ... [2024-11-16 06:26:35,094 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c47a1f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:35, skipping insertion in model container [2024-11-16 06:26:35,094 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:26:35" (1/1) ... [2024-11-16 06:26:35,110 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 06:26:35,251 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-nonlinear/coral-benchmark09.c[758,771] [2024-11-16 06:26:35,260 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 06:26:35,269 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 06:26:35,280 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-nonlinear/coral-benchmark09.c[758,771] [2024-11-16 06:26:35,283 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 06:26:35,299 INFO L204 MainTranslator]: Completed translation [2024-11-16 06:26:35,300 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:35 WrapperNode [2024-11-16 06:26:35,300 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 06:26:35,301 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 06:26:35,301 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 06:26:35,302 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 06:26:35,309 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:35" (1/1) ... [2024-11-16 06:26:35,315 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:35" (1/1) ... [2024-11-16 06:26:35,334 INFO L138 Inliner]: procedures = 16, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2024-11-16 06:26:35,334 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 06:26:35,335 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 06:26:35,335 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 06:26:35,335 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 06:26:35,342 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:35" (1/1) ... [2024-11-16 06:26:35,343 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:35" (1/1) ... [2024-11-16 06:26:35,344 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:35" (1/1) ... [2024-11-16 06:26:35,355 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]. [2024-11-16 06:26:35,355 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:35" (1/1) ... [2024-11-16 06:26:35,355 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:35" (1/1) ... [2024-11-16 06:26:35,358 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:35" (1/1) ... [2024-11-16 06:26:35,359 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:35" (1/1) ... [2024-11-16 06:26:35,359 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:35" (1/1) ... [2024-11-16 06:26:35,360 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:35" (1/1) ... [2024-11-16 06:26:35,362 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 06:26:35,362 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 06:26:35,363 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 06:26:35,363 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 06:26:35,364 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:35" (1/1) ... [2024-11-16 06:26:35,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 06:26:35,385 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 06:26:35,408 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) [2024-11-16 06:26:35,412 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 [2024-11-16 06:26:35,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 06:26:35,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 06:26:35,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 06:26:35,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 06:26:35,540 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 06:26:35,542 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 06:26:35,678 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-16 06:26:35,678 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 06:26:35,691 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 06:26:35,693 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 06:26:35,693 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 06:26:35 BoogieIcfgContainer [2024-11-16 06:26:35,694 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 06:26:35,696 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 06:26:35,696 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 06:26:35,700 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 06:26:35,701 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 06:26:35" (1/3) ... [2024-11-16 06:26:35,701 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32fa86ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 06:26:35, skipping insertion in model container [2024-11-16 06:26:35,702 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:35" (2/3) ... [2024-11-16 06:26:35,702 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32fa86ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 06:26:35, skipping insertion in model container [2024-11-16 06:26:35,703 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 06:26:35" (3/3) ... [2024-11-16 06:26:35,704 INFO L112 eAbstractionObserver]: Analyzing ICFG coral-benchmark09.c [2024-11-16 06:26:35,719 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 06:26:35,719 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 06:26:35,767 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 06:26:35,773 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;@18005aa5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 06:26:35,773 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 06:26:35,777 INFO L276 IsEmpty]: Start isEmpty. Operand has 13 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 12 states have internal predecessors, (14), 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) [2024-11-16 06:26:35,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-16 06:26:35,782 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 06:26:35,783 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-16 06:26:35,783 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 06:26:35,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 06:26:35,788 INFO L85 PathProgramCache]: Analyzing trace with hash -796174615, now seen corresponding path program 1 times [2024-11-16 06:26:35,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 06:26:35,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178637042] [2024-11-16 06:26:35,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 06:26:35,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 06:26:35,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 06:26:35,886 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-16 06:26:35,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 06:26:35,925 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-16 06:26:35,927 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-16 06:26:35,928 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-16 06:26:35,931 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 06:26:35,935 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-16 06:26:35,951 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-16 06:26:35,956 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 06:26:35 BoogieIcfgContainer [2024-11-16 06:26:35,956 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-16 06:26:35,957 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-16 06:26:35,957 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-16 06:26:35,958 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-16 06:26:35,959 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 06:26:35" (3/4) ... [2024-11-16 06:26:35,961 INFO L146 WitnessPrinter]: No result that supports witness generation found [2024-11-16 06:26:35,962 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-16 06:26:35,962 INFO L158 Benchmark]: Toolchain (without parser) took 875.04ms. Allocated memory is still 180.4MB. Free memory was 148.2MB in the beginning and 107.1MB in the end (delta: 41.1MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-16 06:26:35,963 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 180.4MB. Free memory is still 146.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-16 06:26:35,963 INFO L158 Benchmark]: CACSL2BoogieTranslator took 212.17ms. Allocated memory is still 180.4MB. Free memory was 147.6MB in the beginning and 135.8MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-16 06:26:35,964 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.18ms. Allocated memory is still 180.4MB. Free memory was 135.8MB in the beginning and 134.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-16 06:26:35,965 INFO L158 Benchmark]: Boogie Preprocessor took 26.83ms. Allocated memory is still 180.4MB. Free memory was 134.2MB in the beginning and 132.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-16 06:26:35,966 INFO L158 Benchmark]: IcfgBuilder took 331.44ms. Allocated memory is still 180.4MB. Free memory was 132.9MB in the beginning and 122.5MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-16 06:26:35,966 INFO L158 Benchmark]: TraceAbstraction took 259.97ms. Allocated memory is still 180.4MB. Free memory was 121.8MB in the beginning and 107.9MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-16 06:26:35,966 INFO L158 Benchmark]: Witness Printer took 4.91ms. Allocated memory is still 180.4MB. Free memory was 107.9MB in the beginning and 107.1MB in the end (delta: 764.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-16 06:26:35,969 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 180.4MB. Free memory is still 146.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 212.17ms. Allocated memory is still 180.4MB. Free memory was 147.6MB in the beginning and 135.8MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.18ms. Allocated memory is still 180.4MB. Free memory was 135.8MB in the beginning and 134.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.83ms. Allocated memory is still 180.4MB. Free memory was 134.2MB in the beginning and 132.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 331.44ms. Allocated memory is still 180.4MB. Free memory was 132.9MB in the beginning and 122.5MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 259.97ms. Allocated memory is still 180.4MB. Free memory was 121.8MB in the beginning and 107.9MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 4.91ms. Allocated memory is still 180.4MB. Free memory was 107.9MB in the beginning and 107.1MB in the end (delta: 764.3kB). Peak memory consumption was 2.1MB. 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; [L39] x = __VERIFIER_nondet_double() [L40] y = __VERIFIER_nondet_double() [L41] CALL, EXPR benchmark09(x, y) [L31] COND TRUE sin(cos(x * y)) < cos(sin(x * y)) [L32] return 1; VAL [\result=1] [L41] RET, EXPR benchmark09(x, y) [L41] CALL __VERIFIER_assert(!benchmark09(x, y)) [L20] COND TRUE !(cond) [L22] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 13 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, 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=13occurred 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, 7 NumberOfCodeBlocks, 7 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-16 06:26:35,994 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/11.0.12-open/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 ../sv-benchmarks/c/floats-nonlinear/coral-benchmark09.c -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 66ed7ee19bc39f936e96e539df292a147db31db80a790587510ffe6e0ad99bba --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 06:26:38,114 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 06:26:38,204 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-16 06:26:38,209 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 06:26:38,210 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 06:26:38,239 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 06:26:38,240 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 06:26:38,240 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 06:26:38,241 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 06:26:38,245 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 06:26:38,245 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 06:26:38,245 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 06:26:38,246 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 06:26:38,246 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 06:26:38,246 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 06:26:38,247 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 06:26:38,247 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 06:26:38,247 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 06:26:38,247 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 06:26:38,248 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 06:26:38,248 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 06:26:38,250 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 06:26:38,250 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 06:26:38,250 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-16 06:26:38,250 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-16 06:26:38,250 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 06:26:38,251 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-16 06:26:38,251 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 06:26:38,251 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 06:26:38,251 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 06:26:38,252 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 06:26:38,252 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 06:26:38,252 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 06:26:38,252 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 06:26:38,252 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 06:26:38,253 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 06:26:38,253 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 06:26:38,253 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 06:26:38,255 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-16 06:26:38,255 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-16 06:26:38,255 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 06:26:38,256 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 06:26:38,256 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 06:26:38,256 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 06:26:38,257 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66ed7ee19bc39f936e96e539df292a147db31db80a790587510ffe6e0ad99bba [2024-11-16 06:26:38,583 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 06:26:38,608 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 06:26:38,612 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 06:26:38,613 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 06:26:38,613 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 06:26:38,615 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-nonlinear/coral-benchmark09.c [2024-11-16 06:26:40,111 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 06:26:40,310 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 06:26:40,311 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-nonlinear/coral-benchmark09.c [2024-11-16 06:26:40,320 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5cfbeb0f/8646bc58a0984e88b087983eff83a20a/FLAGff899ac81 [2024-11-16 06:26:40,336 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5cfbeb0f/8646bc58a0984e88b087983eff83a20a [2024-11-16 06:26:40,339 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 06:26:40,341 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 06:26:40,343 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 06:26:40,344 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 06:26:40,349 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 06:26:40,350 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:26:40" (1/1) ... [2024-11-16 06:26:40,351 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c27419d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:40, skipping insertion in model container [2024-11-16 06:26:40,353 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:26:40" (1/1) ... [2024-11-16 06:26:40,372 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 06:26:40,579 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-nonlinear/coral-benchmark09.c[758,771] [2024-11-16 06:26:40,589 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 06:26:40,607 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 06:26:40,620 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-nonlinear/coral-benchmark09.c[758,771] [2024-11-16 06:26:40,625 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 06:26:40,644 INFO L204 MainTranslator]: Completed translation [2024-11-16 06:26:40,645 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:40 WrapperNode [2024-11-16 06:26:40,645 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 06:26:40,646 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 06:26:40,646 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 06:26:40,647 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 06:26:40,653 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:40" (1/1) ... [2024-11-16 06:26:40,663 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:40" (1/1) ... [2024-11-16 06:26:40,679 INFO L138 Inliner]: procedures = 17, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2024-11-16 06:26:40,680 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 06:26:40,681 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 06:26:40,681 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 06:26:40,681 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 06:26:40,691 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:40" (1/1) ... [2024-11-16 06:26:40,691 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:40" (1/1) ... [2024-11-16 06:26:40,695 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:40" (1/1) ... [2024-11-16 06:26:40,708 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]. [2024-11-16 06:26:40,709 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:40" (1/1) ... [2024-11-16 06:26:40,709 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:40" (1/1) ... [2024-11-16 06:26:40,715 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:40" (1/1) ... [2024-11-16 06:26:40,720 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:40" (1/1) ... [2024-11-16 06:26:40,722 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:40" (1/1) ... [2024-11-16 06:26:40,723 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:40" (1/1) ... [2024-11-16 06:26:40,726 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 06:26:40,730 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 06:26:40,730 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 06:26:40,730 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 06:26:40,731 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:40" (1/1) ... [2024-11-16 06:26:40,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 06:26:40,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 06:26:40,759 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) [2024-11-16 06:26:40,766 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 [2024-11-16 06:26:40,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 06:26:40,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-16 06:26:40,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 06:26:40,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 06:26:40,898 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 06:26:40,902 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 06:26:41,060 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-16 06:26:41,060 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 06:26:41,072 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 06:26:41,073 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 06:26:41,074 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 06:26:41 BoogieIcfgContainer [2024-11-16 06:26:41,074 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 06:26:41,078 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 06:26:41,078 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 06:26:41,081 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 06:26:41,082 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 06:26:40" (1/3) ... [2024-11-16 06:26:41,083 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74d7b1ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 06:26:41, skipping insertion in model container [2024-11-16 06:26:41,083 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:26:40" (2/3) ... [2024-11-16 06:26:41,084 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74d7b1ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 06:26:41, skipping insertion in model container [2024-11-16 06:26:41,084 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 06:26:41" (3/3) ... [2024-11-16 06:26:41,085 INFO L112 eAbstractionObserver]: Analyzing ICFG coral-benchmark09.c [2024-11-16 06:26:41,102 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 06:26:41,102 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 06:26:41,163 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 06:26:41,170 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;@43b21938, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 06:26:41,170 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 06:26:41,173 INFO L276 IsEmpty]: Start isEmpty. Operand has 13 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 12 states have internal predecessors, (14), 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) [2024-11-16 06:26:41,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-16 06:26:41,179 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 06:26:41,179 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-16 06:26:41,180 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 06:26:41,185 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 06:26:41,187 INFO L85 PathProgramCache]: Analyzing trace with hash -796174615, now seen corresponding path program 1 times [2024-11-16 06:26:41,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-16 06:26:41,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1984827750] [2024-11-16 06:26:41,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 06:26:41,199 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 [2024-11-16 06:26:41,199 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-16 06:26:41,202 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) [2024-11-16 06:26:41,203 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 [2024-11-16 06:26:41,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 06:26:41,277 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-16 06:26:41,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 06:26:41,344 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2024-11-16 06:26:41,346 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-16 06:26:41,347 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-16 06:26:41,356 INFO L540 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)] Forceful destruction successful, exit code 0 [2024-11-16 06:26:41,553 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 [2024-11-16 06:26:41,559 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-16 06:26:41,576 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-16 06:26:41,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 06:26:41 BoogieIcfgContainer [2024-11-16 06:26:41,579 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-16 06:26:41,580 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-16 06:26:41,580 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-16 06:26:41,581 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-16 06:26:41,581 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 06:26:41" (3/4) ... [2024-11-16 06:26:41,583 INFO L146 WitnessPrinter]: No result that supports witness generation found [2024-11-16 06:26:41,584 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-16 06:26:41,586 INFO L158 Benchmark]: Toolchain (without parser) took 1244.63ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 38.5MB in the beginning and 66.8MB in the end (delta: -28.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-16 06:26:41,586 INFO L158 Benchmark]: CDTParser took 1.03ms. Allocated memory is still 69.2MB. Free memory is still 45.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-16 06:26:41,587 INFO L158 Benchmark]: CACSL2BoogieTranslator took 302.86ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 38.2MB in the beginning and 65.0MB in the end (delta: -26.9MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2024-11-16 06:26:41,587 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.07ms. Allocated memory is still 90.2MB. Free memory was 65.0MB in the beginning and 63.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-16 06:26:41,589 INFO L158 Benchmark]: Boogie Preprocessor took 44.99ms. Allocated memory is still 90.2MB. Free memory was 63.4MB in the beginning and 61.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-16 06:26:41,589 INFO L158 Benchmark]: IcfgBuilder took 344.44ms. Allocated memory is still 90.2MB. Free memory was 61.8MB in the beginning and 51.7MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-16 06:26:41,590 INFO L158 Benchmark]: TraceAbstraction took 501.14ms. Allocated memory is still 90.2MB. Free memory was 50.9MB in the beginning and 67.3MB in the end (delta: -16.4MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2024-11-16 06:26:41,591 INFO L158 Benchmark]: Witness Printer took 4.63ms. Allocated memory is still 90.2MB. Free memory is still 66.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-16 06:26:41,593 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.03ms. Allocated memory is still 69.2MB. Free memory is still 45.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 302.86ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 38.2MB in the beginning and 65.0MB in the end (delta: -26.9MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.07ms. Allocated memory is still 90.2MB. Free memory was 65.0MB in the beginning and 63.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 44.99ms. Allocated memory is still 90.2MB. Free memory was 63.4MB in the beginning and 61.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * IcfgBuilder took 344.44ms. Allocated memory is still 90.2MB. Free memory was 61.8MB in the beginning and 51.7MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 501.14ms. Allocated memory is still 90.2MB. Free memory was 50.9MB in the beginning and 67.3MB in the end (delta: -16.4MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * Witness Printer took 4.63ms. Allocated memory is still 90.2MB. Free memory is still 66.8MB. 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; [L39] x = __VERIFIER_nondet_double() [L40] y = __VERIFIER_nondet_double() [L41] CALL, EXPR benchmark09(x, y) [L31] COND TRUE sin(cos(x * y)) < cos(sin(x * y)) [L32] return 1; VAL [\result=1] [L41] RET, EXPR benchmark09(x, y) [L41] CALL __VERIFIER_assert(!benchmark09(x, y)) [L20] COND TRUE !(cond) [L22] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 13 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, 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=13occurred 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, 7 NumberOfCodeBlocks, 7 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-16 06:26:41,629 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 Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample