./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-nonlinear/coral-benchmark27.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fca748b1 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-nonlinear/coral-benchmark27.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 b0526787a8a9af9e96b8715dde2387a33fc387937a5fad509bc845d5e1cca2e1 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dd.update-z3-fca748b-m [2024-11-19 20:39:39,934 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 20:39:40,009 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-19 20:39:40,015 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 20:39:40,016 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 20:39:40,045 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 20:39:40,046 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 20:39:40,046 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 20:39:40,047 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 20:39:40,048 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 20:39:40,049 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 20:39:40,049 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 20:39:40,050 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 20:39:40,050 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 20:39:40,050 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 20:39:40,051 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 20:39:40,051 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 20:39:40,051 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-19 20:39:40,052 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 20:39:40,052 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-19 20:39:40,053 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 20:39:40,056 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 20:39:40,057 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 20:39:40,057 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 20:39:40,057 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 20:39:40,057 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-19 20:39:40,058 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 20:39:40,058 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 20:39:40,058 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 20:39:40,058 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 20:39:40,059 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 20:39:40,059 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 20:39:40,059 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 20:39:40,059 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 20:39:40,060 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 20:39:40,060 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 20:39:40,060 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 20:39:40,060 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 20:39:40,061 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 20:39:40,061 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 20:39:40,061 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 20:39:40,062 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 20:39:40,063 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0526787a8a9af9e96b8715dde2387a33fc387937a5fad509bc845d5e1cca2e1 [2024-11-19 20:39:40,333 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 20:39:40,358 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 20:39:40,361 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 20:39:40,361 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 20:39:40,362 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 20:39:40,363 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-nonlinear/coral-benchmark27.c [2024-11-19 20:39:41,790 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 20:39:41,989 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 20:39:41,989 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-nonlinear/coral-benchmark27.c [2024-11-19 20:39:41,997 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb9208ddd/6fd199b57bda42dfafb27f97e2ca9e18/FLAG18e9cb7d9 [2024-11-19 20:39:42,011 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb9208ddd/6fd199b57bda42dfafb27f97e2ca9e18 [2024-11-19 20:39:42,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 20:39:42,018 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 20:39:42,019 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 20:39:42,020 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 20:39:42,025 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 20:39:42,026 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:39:42" (1/1) ... [2024-11-19 20:39:42,026 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7627ef1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:39:42, skipping insertion in model container [2024-11-19 20:39:42,026 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:39:42" (1/1) ... [2024-11-19 20:39:42,043 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 20:39:42,200 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-benchmark27.c[758,771] [2024-11-19 20:39:42,209 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 20:39:42,219 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 20:39:42,229 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-benchmark27.c[758,771] [2024-11-19 20:39:42,232 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 20:39:42,263 INFO L204 MainTranslator]: Completed translation [2024-11-19 20:39:42,264 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:39:42 WrapperNode [2024-11-19 20:39:42,264 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 20:39:42,265 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 20:39:42,265 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 20:39:42,265 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 20:39:42,272 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:39:42" (1/1) ... [2024-11-19 20:39:42,277 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:39:42" (1/1) ... [2024-11-19 20:39:42,301 INFO L138 Inliner]: procedures = 16, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 61 [2024-11-19 20:39:42,302 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 20:39:42,302 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 20:39:42,302 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 20:39:42,303 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 20:39:42,314 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:39:42" (1/1) ... [2024-11-19 20:39:42,314 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:39:42" (1/1) ... [2024-11-19 20:39:42,315 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:39:42" (1/1) ... [2024-11-19 20:39:42,326 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]. [2024-11-19 20:39:42,327 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:39:42" (1/1) ... [2024-11-19 20:39:42,327 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:39:42" (1/1) ... [2024-11-19 20:39:42,334 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:39:42" (1/1) ... [2024-11-19 20:39:42,338 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:39:42" (1/1) ... [2024-11-19 20:39:42,339 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:39:42" (1/1) ... [2024-11-19 20:39:42,341 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:39:42" (1/1) ... [2024-11-19 20:39:42,342 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 20:39:42,343 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 20:39:42,343 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 20:39:42,343 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 20:39:42,344 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:39:42" (1/1) ... [2024-11-19 20:39:42,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 20:39:42,358 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 20:39:42,372 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) [2024-11-19 20:39:42,382 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 [2024-11-19 20:39:42,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 20:39:42,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 20:39:42,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 20:39:42,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 20:39:42,497 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 20:39:42,499 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 20:39:42,635 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-19 20:39:42,635 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 20:39:42,648 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 20:39:42,649 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-19 20:39:42,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:39:42 BoogieIcfgContainer [2024-11-19 20:39:42,649 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 20:39:42,652 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 20:39:42,653 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 20:39:42,656 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 20:39:42,657 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:39:42" (1/3) ... [2024-11-19 20:39:42,658 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d80d891 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:39:42, skipping insertion in model container [2024-11-19 20:39:42,658 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:39:42" (2/3) ... [2024-11-19 20:39:42,658 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d80d891 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:39:42, skipping insertion in model container [2024-11-19 20:39:42,659 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:39:42" (3/3) ... [2024-11-19 20:39:42,660 INFO L112 eAbstractionObserver]: Analyzing ICFG coral-benchmark27.c [2024-11-19 20:39:42,677 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 20:39:42,678 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 20:39:42,743 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 20:39:42,751 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;@130d9cf4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 20:39:42,752 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 20:39:42,756 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) [2024-11-19 20:39:42,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-19 20:39:42,763 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 20:39:42,763 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-11-19 20:39:42,765 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 20:39:42,770 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 20:39:42,771 INFO L85 PathProgramCache]: Analyzing trace with hash 889508713, now seen corresponding path program 1 times [2024-11-19 20:39:42,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 20:39:42,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713062709] [2024-11-19 20:39:42,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 20:39:42,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 20:39:42,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 20:39:42,905 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 20:39:42,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 20:39:42,946 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 20:39:42,948 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-19 20:39:42,949 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-19 20:39:42,951 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-19 20:39:42,954 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-19 20:39:42,975 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-19 20:39:42,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 08:39:42 BoogieIcfgContainer [2024-11-19 20:39:42,979 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-19 20:39:42,981 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-19 20:39:42,981 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-19 20:39:42,982 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-19 20:39:42,982 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:39:42" (3/4) ... [2024-11-19 20:39:42,985 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-19 20:39:42,987 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-19 20:39:42,988 INFO L158 Benchmark]: Toolchain (without parser) took 970.15ms. Allocated memory was 153.1MB in the beginning and 192.9MB in the end (delta: 39.8MB). Free memory was 81.8MB in the beginning and 138.0MB in the end (delta: -56.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 20:39:42,989 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 153.1MB. Free memory is still 104.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 20:39:42,989 INFO L158 Benchmark]: CACSL2BoogieTranslator took 245.40ms. Allocated memory is still 153.1MB. Free memory was 81.6MB in the beginning and 124.2MB in the end (delta: -42.6MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2024-11-19 20:39:42,990 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.82ms. Allocated memory was 153.1MB in the beginning and 192.9MB in the end (delta: 39.8MB). Free memory was 124.2MB in the beginning and 165.3MB in the end (delta: -41.1MB). Peak memory consumption was 2.5MB. Max. memory is 16.1GB. [2024-11-19 20:39:42,991 INFO L158 Benchmark]: Boogie Preprocessor took 40.24ms. Allocated memory is still 192.9MB. Free memory was 165.3MB in the beginning and 164.2MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-19 20:39:42,993 INFO L158 Benchmark]: RCFGBuilder took 306.31ms. Allocated memory is still 192.9MB. Free memory was 164.2MB in the beginning and 153.7MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-19 20:39:42,993 INFO L158 Benchmark]: TraceAbstraction took 326.33ms. Allocated memory is still 192.9MB. Free memory was 152.7MB in the beginning and 138.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-19 20:39:42,994 INFO L158 Benchmark]: Witness Printer took 5.84ms. Allocated memory is still 192.9MB. Free memory is still 138.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 20:39:42,996 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 153.1MB. Free memory is still 104.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 245.40ms. Allocated memory is still 153.1MB. Free memory was 81.6MB in the beginning and 124.2MB in the end (delta: -42.6MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.82ms. Allocated memory was 153.1MB in the beginning and 192.9MB in the end (delta: 39.8MB). Free memory was 124.2MB in the beginning and 165.3MB in the end (delta: -41.1MB). Peak memory consumption was 2.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.24ms. Allocated memory is still 192.9MB. Free memory was 165.3MB in the beginning and 164.2MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 306.31ms. Allocated memory is still 192.9MB. Free memory was 164.2MB in the beginning and 153.7MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 326.33ms. Allocated memory is still 192.9MB. Free memory was 152.7MB in the beginning and 138.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 5.84ms. Allocated memory is still 192.9MB. Free memory is still 138.0MB. 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: 0.2s, 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=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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-19 20:39:43,026 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-nonlinear/coral-benchmark27.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 b0526787a8a9af9e96b8715dde2387a33fc387937a5fad509bc845d5e1cca2e1 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dd.update-z3-fca748b-m [2024-11-19 20:39:45,307 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 20:39:45,397 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-19 20:39:45,404 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 20:39:45,405 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 20:39:45,435 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 20:39:45,438 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 20:39:45,439 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 20:39:45,440 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 20:39:45,440 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 20:39:45,440 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 20:39:45,441 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 20:39:45,441 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 20:39:45,441 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 20:39:45,442 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 20:39:45,442 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 20:39:45,442 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 20:39:45,443 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-19 20:39:45,443 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-19 20:39:45,446 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 20:39:45,446 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 20:39:45,449 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 20:39:45,449 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 20:39:45,450 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-19 20:39:45,450 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-19 20:39:45,450 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 20:39:45,450 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-19 20:39:45,451 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-19 20:39:45,451 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 20:39:45,451 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 20:39:45,451 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 20:39:45,452 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 20:39:45,453 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 20:39:45,453 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 20:39:45,454 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 20:39:45,454 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 20:39:45,455 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 20:39:45,455 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 20:39:45,455 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-19 20:39:45,455 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-19 20:39:45,456 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 20:39:45,456 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 20:39:45,456 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 20:39:45,456 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 20:39:45,457 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0526787a8a9af9e96b8715dde2387a33fc387937a5fad509bc845d5e1cca2e1 [2024-11-19 20:39:45,795 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 20:39:45,818 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 20:39:45,820 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 20:39:45,821 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 20:39:45,823 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 20:39:45,824 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-nonlinear/coral-benchmark27.c [2024-11-19 20:39:47,370 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 20:39:47,571 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 20:39:47,572 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-nonlinear/coral-benchmark27.c [2024-11-19 20:39:47,580 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8221265b/f4ac78231386443db0579f4e92fb2990/FLAGebe254dea [2024-11-19 20:39:47,599 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8221265b/f4ac78231386443db0579f4e92fb2990 [2024-11-19 20:39:47,602 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 20:39:47,604 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 20:39:47,608 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 20:39:47,608 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 20:39:47,614 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 20:39:47,616 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:39:47" (1/1) ... [2024-11-19 20:39:47,618 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b1b7396 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:39:47, skipping insertion in model container [2024-11-19 20:39:47,619 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:39:47" (1/1) ... [2024-11-19 20:39:47,641 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 20:39:47,846 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-benchmark27.c[758,771] [2024-11-19 20:39:47,858 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 20:39:47,875 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 20:39:47,889 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-benchmark27.c[758,771] [2024-11-19 20:39:47,894 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 20:39:47,914 INFO L204 MainTranslator]: Completed translation [2024-11-19 20:39:47,914 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:39:47 WrapperNode [2024-11-19 20:39:47,915 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 20:39:47,916 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 20:39:47,916 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 20:39:47,916 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 20:39:47,922 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:39:47" (1/1) ... [2024-11-19 20:39:47,933 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:39:47" (1/1) ... [2024-11-19 20:39:47,949 INFO L138 Inliner]: procedures = 17, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 61 [2024-11-19 20:39:47,949 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 20:39:47,950 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 20:39:47,951 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 20:39:47,951 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 20:39:47,960 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:39:47" (1/1) ... [2024-11-19 20:39:47,961 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:39:47" (1/1) ... [2024-11-19 20:39:47,965 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:39:47" (1/1) ... [2024-11-19 20:39:47,980 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]. [2024-11-19 20:39:47,980 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:39:47" (1/1) ... [2024-11-19 20:39:47,980 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:39:47" (1/1) ... [2024-11-19 20:39:47,991 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:39:47" (1/1) ... [2024-11-19 20:39:47,993 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:39:47" (1/1) ... [2024-11-19 20:39:47,997 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:39:47" (1/1) ... [2024-11-19 20:39:47,998 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:39:47" (1/1) ... [2024-11-19 20:39:48,003 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 20:39:48,006 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 20:39:48,006 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 20:39:48,006 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 20:39:48,008 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:39:47" (1/1) ... [2024-11-19 20:39:48,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 20:39:48,023 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 20:39:48,041 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) [2024-11-19 20:39:48,051 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 [2024-11-19 20:39:48,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 20:39:48,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-19 20:39:48,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 20:39:48,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 20:39:48,157 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 20:39:48,161 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 20:39:48,320 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-19 20:39:48,321 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 20:39:48,333 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 20:39:48,334 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-19 20:39:48,334 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:39:48 BoogieIcfgContainer [2024-11-19 20:39:48,334 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 20:39:48,336 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 20:39:48,336 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 20:39:48,340 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 20:39:48,340 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:39:47" (1/3) ... [2024-11-19 20:39:48,341 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f3357c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:39:48, skipping insertion in model container [2024-11-19 20:39:48,341 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:39:47" (2/3) ... [2024-11-19 20:39:48,342 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f3357c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:39:48, skipping insertion in model container [2024-11-19 20:39:48,343 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:39:48" (3/3) ... [2024-11-19 20:39:48,344 INFO L112 eAbstractionObserver]: Analyzing ICFG coral-benchmark27.c [2024-11-19 20:39:48,360 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 20:39:48,360 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 20:39:48,422 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 20:39:48,432 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;@598b260f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 20:39:48,432 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 20:39:48,437 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) [2024-11-19 20:39:48,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-19 20:39:48,443 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 20:39:48,443 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-11-19 20:39:48,444 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 20:39:48,449 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 20:39:48,451 INFO L85 PathProgramCache]: Analyzing trace with hash 889508713, now seen corresponding path program 1 times [2024-11-19 20:39:48,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-19 20:39:48,463 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [275748908] [2024-11-19 20:39:48,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 20:39:48,464 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 [2024-11-19 20:39:48,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-19 20:39:48,467 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) [2024-11-19 20:39:48,469 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 [2024-11-19 20:39:48,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 20:39:48,568 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 20:39:48,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 20:39:48,649 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2024-11-19 20:39:48,651 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-19 20:39:48,656 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-19 20:39:48,669 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-19 20:39:48,866 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 [2024-11-19 20:39:48,870 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-19 20:39:48,890 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-19 20:39:48,893 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 08:39:48 BoogieIcfgContainer [2024-11-19 20:39:48,893 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-19 20:39:48,894 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-19 20:39:48,894 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-19 20:39:48,895 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-19 20:39:48,895 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:39:48" (3/4) ... [2024-11-19 20:39:48,898 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-19 20:39:48,899 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-19 20:39:48,900 INFO L158 Benchmark]: Toolchain (without parser) took 1295.78ms. Allocated memory is still 67.1MB. Free memory was 36.4MB in the beginning and 31.1MB in the end (delta: 5.4MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2024-11-19 20:39:48,900 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 46.1MB. Free memory was 24.7MB in the beginning and 24.6MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 20:39:48,901 INFO L158 Benchmark]: CACSL2BoogieTranslator took 307.31ms. Allocated memory is still 67.1MB. Free memory was 36.3MB in the beginning and 41.6MB in the end (delta: -5.4MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2024-11-19 20:39:48,901 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.84ms. Allocated memory is still 67.1MB. Free memory was 41.6MB in the beginning and 40.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-19 20:39:48,902 INFO L158 Benchmark]: Boogie Preprocessor took 55.26ms. Allocated memory is still 67.1MB. Free memory was 39.9MB in the beginning and 38.0MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 20:39:48,902 INFO L158 Benchmark]: RCFGBuilder took 328.37ms. Allocated memory is still 67.1MB. Free memory was 38.0MB in the beginning and 45.4MB in the end (delta: -7.4MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2024-11-19 20:39:48,903 INFO L158 Benchmark]: TraceAbstraction took 557.74ms. Allocated memory is still 67.1MB. Free memory was 44.8MB in the beginning and 31.6MB in the end (delta: 13.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-19 20:39:48,903 INFO L158 Benchmark]: Witness Printer took 4.73ms. Allocated memory is still 67.1MB. Free memory was 31.4MB in the beginning and 31.1MB in the end (delta: 287.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 20:39:48,906 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 46.1MB. Free memory was 24.7MB in the beginning and 24.6MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 307.31ms. Allocated memory is still 67.1MB. Free memory was 36.3MB in the beginning and 41.6MB in the end (delta: -5.4MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.84ms. Allocated memory is still 67.1MB. Free memory was 41.6MB in the beginning and 40.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.26ms. Allocated memory is still 67.1MB. Free memory was 39.9MB in the beginning and 38.0MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 328.37ms. Allocated memory is still 67.1MB. Free memory was 38.0MB in the beginning and 45.4MB in the end (delta: -7.4MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * TraceAbstraction took 557.74ms. Allocated memory is still 67.1MB. Free memory was 44.8MB in the beginning and 31.6MB in the end (delta: 13.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 4.73ms. Allocated memory is still 67.1MB. Free memory was 31.4MB in the beginning and 31.1MB in the end (delta: 287.7kB). 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: 0.5s, 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-19 20:39:48,931 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