./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/neural-networks/gelu_0_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c7c6ca5d 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/neural-networks/gelu_0_safe.c-amalgamation.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 80241cf7fd339395f2cd685fb8c8d67d74205f11c5dc83165cf4ce95f0a1a420 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-08 13:06:53,110 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 13:06:53,203 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 13:06:53,208 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 13:06:53,210 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 13:06:53,244 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 13:06:53,245 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 13:06:53,245 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 13:06:53,246 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 13:06:53,247 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 13:06:53,248 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 13:06:53,249 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 13:06:53,249 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 13:06:53,249 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 13:06:53,250 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 13:06:53,253 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 13:06:53,253 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 13:06:53,253 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 13:06:53,254 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 13:06:53,254 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 13:06:53,254 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 13:06:53,255 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 13:06:53,255 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 13:06:53,256 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 13:06:53,256 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 13:06:53,256 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 13:06:53,256 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 13:06:53,257 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 13:06:53,257 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 13:06:53,257 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 13:06:53,257 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 13:06:53,258 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 13:06:53,258 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 13:06:53,259 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 13:06:53,259 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 13:06:53,259 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 13:06:53,260 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 13:06:53,260 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 13:06:53,260 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 13:06:53,260 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 13:06:53,261 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 13:06:53,261 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 13:06:53,262 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80241cf7fd339395f2cd685fb8c8d67d74205f11c5dc83165cf4ce95f0a1a420 [2024-11-08 13:06:53,486 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 13:06:53,509 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 13:06:53,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 13:06:53,513 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 13:06:53,513 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 13:06:53,515 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/neural-networks/gelu_0_safe.c-amalgamation.i [2024-11-08 13:06:54,881 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 13:06:55,151 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 13:06:55,151 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/neural-networks/gelu_0_safe.c-amalgamation.i [2024-11-08 13:06:55,177 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3e142bd2/85fa0c20142346dc85930fd07b8a3831/FLAG3cb824762 [2024-11-08 13:06:55,191 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3e142bd2/85fa0c20142346dc85930fd07b8a3831 [2024-11-08 13:06:55,193 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 13:06:55,195 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 13:06:55,207 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 13:06:55,207 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 13:06:55,213 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 13:06:55,214 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 01:06:55" (1/1) ... [2024-11-08 13:06:55,215 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@551cbfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:06:55, skipping insertion in model container [2024-11-08 13:06:55,215 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 01:06:55" (1/1) ... [2024-11-08 13:06:55,270 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 13:06:55,772 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/neural-networks/gelu_0_safe.c-amalgamation.i[63182,63195] [2024-11-08 13:06:55,777 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 13:06:55,787 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 13:06:55,833 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/neural-networks/gelu_0_safe.c-amalgamation.i[63182,63195] [2024-11-08 13:06:55,834 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 13:06:55,971 INFO L204 MainTranslator]: Completed translation [2024-11-08 13:06:55,972 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:06:55 WrapperNode [2024-11-08 13:06:55,972 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 13:06:55,973 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 13:06:55,973 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 13:06:55,973 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 13:06:55,980 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:06:55" (1/1) ... [2024-11-08 13:06:56,000 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:06:55" (1/1) ... [2024-11-08 13:06:56,022 INFO L138 Inliner]: procedures = 558, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 40 [2024-11-08 13:06:56,023 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 13:06:56,023 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 13:06:56,024 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 13:06:56,024 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 13:06:56,034 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:06:55" (1/1) ... [2024-11-08 13:06:56,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:06:55" (1/1) ... [2024-11-08 13:06:56,036 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:06:55" (1/1) ... [2024-11-08 13:06:56,046 INFO L175 MemorySlicer]: Split 9 memory accesses to 2 slices as follows [2, 7]. 78 percent of accesses are in the largest equivalence class. The 9 initializations are split as follows [2, 7]. The 0 writes are split as follows [0, 0]. [2024-11-08 13:06:56,046 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:06:55" (1/1) ... [2024-11-08 13:06:56,046 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:06:55" (1/1) ... [2024-11-08 13:06:56,050 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:06:55" (1/1) ... [2024-11-08 13:06:56,051 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:06:55" (1/1) ... [2024-11-08 13:06:56,052 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:06:55" (1/1) ... [2024-11-08 13:06:56,053 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:06:55" (1/1) ... [2024-11-08 13:06:56,055 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 13:06:56,056 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 13:06:56,056 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 13:06:56,056 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 13:06:56,057 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:06:55" (1/1) ... [2024-11-08 13:06:56,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 13:06:56,073 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 13:06:56,091 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) [2024-11-08 13:06:56,099 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 [2024-11-08 13:06:56,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 13:06:56,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 13:06:56,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 13:06:56,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 13:06:56,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-08 13:06:56,270 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 13:06:56,271 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 13:06:56,349 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-08 13:06:56,349 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 13:06:56,364 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 13:06:56,366 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 13:06:56,366 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 01:06:56 BoogieIcfgContainer [2024-11-08 13:06:56,367 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 13:06:56,368 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 13:06:56,370 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 13:06:56,373 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 13:06:56,373 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 01:06:55" (1/3) ... [2024-11-08 13:06:56,373 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cea0f57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 01:06:56, skipping insertion in model container [2024-11-08 13:06:56,374 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:06:55" (2/3) ... [2024-11-08 13:06:56,374 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cea0f57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 01:06:56, skipping insertion in model container [2024-11-08 13:06:56,374 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 01:06:56" (3/3) ... [2024-11-08 13:06:56,375 INFO L112 eAbstractionObserver]: Analyzing ICFG gelu_0_safe.c-amalgamation.i [2024-11-08 13:06:56,388 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 13:06:56,388 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 13:06:56,430 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 13:06:56,436 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;@37a1624a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 13:06:56,436 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 13:06:56,440 INFO L276 IsEmpty]: Start isEmpty. Operand has 13 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 12 states have internal predecessors, (15), 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) [2024-11-08 13:06:56,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 13:06:56,448 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 13:06:56,449 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 13:06:56,449 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 13:06:56,454 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 13:06:56,454 INFO L85 PathProgramCache]: Analyzing trace with hash 121321228, now seen corresponding path program 1 times [2024-11-08 13:06:56,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 13:06:56,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416944108] [2024-11-08 13:06:56,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 13:06:56,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 13:06:56,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 13:06:56,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 13:06:56,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 13:06:56,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416944108] [2024-11-08 13:06:56,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416944108] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 13:06:56,620 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 13:06:56,620 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 13:06:56,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117670509] [2024-11-08 13:06:56,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 13:06:56,626 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 13:06:56,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 13:06:56,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 13:06:56,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 13:06:56,656 INFO L87 Difference]: Start difference. First operand has 13 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 12 states have internal predecessors, (15), 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) Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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) [2024-11-08 13:06:56,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 13:06:56,667 INFO L93 Difference]: Finished difference Result 22 states and 24 transitions. [2024-11-08 13:06:56,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 13:06:56,669 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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) Word has length 8 [2024-11-08 13:06:56,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 13:06:56,675 INFO L225 Difference]: With dead ends: 22 [2024-11-08 13:06:56,675 INFO L226 Difference]: Without dead ends: 9 [2024-11-08 13:06:56,678 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 13:06:56,681 INFO L432 NwaCegarLoop]: 13 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 13:06:56,682 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 13:06:56,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2024-11-08 13:06:56,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2024-11-08 13:06:56,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 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) [2024-11-08 13:06:56,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2024-11-08 13:06:56,709 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 8 [2024-11-08 13:06:56,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 13:06:56,710 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2024-11-08 13:06:56,710 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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) [2024-11-08 13:06:56,710 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-11-08 13:06:56,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 13:06:56,710 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 13:06:56,711 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 13:06:56,711 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 13:06:56,711 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 13:06:56,712 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 13:06:56,712 INFO L85 PathProgramCache]: Analyzing trace with hash 123168270, now seen corresponding path program 1 times [2024-11-08 13:06:56,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 13:06:56,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131330453] [2024-11-08 13:06:56,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 13:06:56,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 13:06:56,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 13:06:56,740 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 13:06:56,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 13:06:56,771 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 13:06:56,771 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 13:06:56,774 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 13:06:56,776 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 13:06:56,779 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-08 13:06:56,790 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 13:06:56,792 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 01:06:56 BoogieIcfgContainer [2024-11-08 13:06:56,793 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 13:06:56,793 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 13:06:56,793 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 13:06:56,793 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 13:06:56,795 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 01:06:56" (3/4) ... [2024-11-08 13:06:56,797 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 13:06:56,798 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 13:06:56,799 INFO L158 Benchmark]: Toolchain (without parser) took 1603.52ms. Allocated memory is still 207.6MB. Free memory was 174.5MB in the beginning and 142.4MB in the end (delta: 32.1MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2024-11-08 13:06:56,800 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 136.3MB. Free memory is still 99.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 13:06:56,800 INFO L158 Benchmark]: CACSL2BoogieTranslator took 765.30ms. Allocated memory is still 207.6MB. Free memory was 176.9MB in the beginning and 114.8MB in the end (delta: 62.0MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2024-11-08 13:06:56,800 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.69ms. Allocated memory is still 207.6MB. Free memory was 114.8MB in the beginning and 111.9MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 13:06:56,801 INFO L158 Benchmark]: Boogie Preprocessor took 31.61ms. Allocated memory is still 207.6MB. Free memory was 111.9MB in the beginning and 109.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 13:06:56,801 INFO L158 Benchmark]: RCFGBuilder took 311.02ms. Allocated memory is still 207.6MB. Free memory was 109.8MB in the beginning and 166.5MB in the end (delta: -56.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 13:06:56,802 INFO L158 Benchmark]: TraceAbstraction took 424.28ms. Allocated memory is still 207.6MB. Free memory was 166.5MB in the beginning and 143.4MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 13:06:56,802 INFO L158 Benchmark]: Witness Printer took 4.99ms. Allocated memory is still 207.6MB. Free memory was 143.4MB in the beginning and 142.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 13:06:56,808 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 136.3MB. Free memory is still 99.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 765.30ms. Allocated memory is still 207.6MB. Free memory was 176.9MB in the beginning and 114.8MB in the end (delta: 62.0MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.69ms. Allocated memory is still 207.6MB. Free memory was 114.8MB in the beginning and 111.9MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.61ms. Allocated memory is still 207.6MB. Free memory was 111.9MB in the beginning and 109.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 311.02ms. Allocated memory is still 207.6MB. Free memory was 109.8MB in the beginning and 166.5MB in the end (delta: -56.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * TraceAbstraction took 424.28ms. Allocated memory is still 207.6MB. Free memory was 166.5MB in the beginning and 143.4MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 4.99ms. Allocated memory is still 207.6MB. Free memory was 143.4MB in the beginning and 142.4MB in the end (delta: 1.1MB). 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: 855]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 855, overapproximation of someBinaryArithmeticFLOAToperation at line 847. Possible FailurePath: [L852] float x = __VERIFIER_nondet_float(); [L853] EXPR __builtin_islessequal(x, 0.0f) && !__builtin_isinf_sign (x) [L853] EXPR __builtin_islessequal(x, 0.0f) && !__builtin_isinf_sign (x) [L853] COND FALSE !(!(__builtin_islessequal(x, 0.0f) && !__builtin_isinf_sign (x))) [L854] CALL, EXPR gelu(x) [L847] float cdf = 0.5f * erff(x / 1.41421356237309504880168872420969807856967187537694807317667973799f) + 0.5f; [L848] return x * cdf; [L854] RET, EXPR gelu(x) [L854] float y = gelu(x); [L855] COND TRUE !(__builtin_islessequal(y, 0.0f)) [L855] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 13 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 13 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 13 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 [2024-11-08 13:06:56,839 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/neural-networks/gelu_0_safe.c-amalgamation.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 80241cf7fd339395f2cd685fb8c8d67d74205f11c5dc83165cf4ce95f0a1a420 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-08 13:06:59,034 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 13:06:59,109 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-08 13:06:59,121 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 13:06:59,122 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 13:06:59,154 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 13:06:59,156 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 13:06:59,156 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 13:06:59,157 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 13:06:59,158 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 13:06:59,159 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 13:06:59,160 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 13:06:59,160 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 13:06:59,163 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 13:06:59,163 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 13:06:59,164 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 13:06:59,164 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 13:06:59,164 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 13:06:59,164 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 13:06:59,164 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 13:06:59,165 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 13:06:59,166 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 13:06:59,166 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 13:06:59,166 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 13:06:59,167 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 13:06:59,167 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 13:06:59,167 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 13:06:59,167 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 13:06:59,167 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 13:06:59,168 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 13:06:59,168 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 13:06:59,168 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 13:06:59,168 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 13:06:59,168 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 13:06:59,169 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 13:06:59,169 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 13:06:59,169 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 13:06:59,171 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 13:06:59,171 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-08 13:06:59,171 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 13:06:59,171 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 13:06:59,172 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 13:06:59,172 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 13:06:59,172 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 13:06:59,172 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80241cf7fd339395f2cd685fb8c8d67d74205f11c5dc83165cf4ce95f0a1a420 [2024-11-08 13:06:59,472 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 13:06:59,491 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 13:06:59,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 13:06:59,496 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 13:06:59,496 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 13:06:59,497 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/neural-networks/gelu_0_safe.c-amalgamation.i [2024-11-08 13:07:01,214 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 13:07:01,530 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 13:07:01,532 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/neural-networks/gelu_0_safe.c-amalgamation.i [2024-11-08 13:07:01,559 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05ca916b9/cc6684a8d2a046fab2421ab2304b1e59/FLAGd648a62a0 [2024-11-08 13:07:01,802 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05ca916b9/cc6684a8d2a046fab2421ab2304b1e59 [2024-11-08 13:07:01,805 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 13:07:01,807 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 13:07:01,810 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 13:07:01,811 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 13:07:01,816 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 13:07:01,817 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 01:07:01" (1/1) ... [2024-11-08 13:07:01,819 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36d5b19f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:07:01, skipping insertion in model container [2024-11-08 13:07:01,819 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 01:07:01" (1/1) ... [2024-11-08 13:07:01,869 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 13:07:02,445 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/neural-networks/gelu_0_safe.c-amalgamation.i[63182,63195] [2024-11-08 13:07:02,449 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 13:07:02,462 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 13:07:02,508 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/neural-networks/gelu_0_safe.c-amalgamation.i[63182,63195] [2024-11-08 13:07:02,509 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 13:07:02,676 INFO L204 MainTranslator]: Completed translation [2024-11-08 13:07:02,676 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:07:02 WrapperNode [2024-11-08 13:07:02,677 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 13:07:02,677 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 13:07:02,677 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 13:07:02,678 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 13:07:02,684 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:07:02" (1/1) ... [2024-11-08 13:07:02,707 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:07:02" (1/1) ... [2024-11-08 13:07:02,736 INFO L138 Inliner]: procedures = 559, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2024-11-08 13:07:02,737 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 13:07:02,739 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 13:07:02,740 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 13:07:02,740 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 13:07:02,749 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:07:02" (1/1) ... [2024-11-08 13:07:02,749 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:07:02" (1/1) ... [2024-11-08 13:07:02,753 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:07:02" (1/1) ... [2024-11-08 13:07:02,767 INFO L175 MemorySlicer]: Split 9 memory accesses to 2 slices as follows [2, 7]. 78 percent of accesses are in the largest equivalence class. The 9 initializations are split as follows [2, 7]. The 0 writes are split as follows [0, 0]. [2024-11-08 13:07:02,767 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:07:02" (1/1) ... [2024-11-08 13:07:02,768 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:07:02" (1/1) ... [2024-11-08 13:07:02,776 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:07:02" (1/1) ... [2024-11-08 13:07:02,778 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:07:02" (1/1) ... [2024-11-08 13:07:02,779 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:07:02" (1/1) ... [2024-11-08 13:07:02,784 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:07:02" (1/1) ... [2024-11-08 13:07:02,791 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 13:07:02,793 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 13:07:02,793 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 13:07:02,794 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 13:07:02,794 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:07:02" (1/1) ... [2024-11-08 13:07:02,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 13:07:02,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 13:07:02,823 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) [2024-11-08 13:07:02,829 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 [2024-11-08 13:07:02,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-08 13:07:02,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-08 13:07:02,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 13:07:02,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 13:07:02,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 13:07:02,966 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 13:07:02,970 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 13:07:03,932 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-08 13:07:03,932 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 13:07:03,942 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 13:07:03,942 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 13:07:03,942 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 01:07:03 BoogieIcfgContainer [2024-11-08 13:07:03,942 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 13:07:03,945 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 13:07:03,946 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 13:07:03,949 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 13:07:03,949 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 01:07:01" (1/3) ... [2024-11-08 13:07:03,950 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f19e2c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 01:07:03, skipping insertion in model container [2024-11-08 13:07:03,950 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:07:02" (2/3) ... [2024-11-08 13:07:03,951 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f19e2c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 01:07:03, skipping insertion in model container [2024-11-08 13:07:03,951 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 01:07:03" (3/3) ... [2024-11-08 13:07:03,952 INFO L112 eAbstractionObserver]: Analyzing ICFG gelu_0_safe.c-amalgamation.i [2024-11-08 13:07:03,963 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 13:07:03,964 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 13:07:04,004 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 13:07:04,012 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;@479d9993, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 13:07:04,013 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 13:07:04,017 INFO L276 IsEmpty]: Start isEmpty. Operand has 12 states, 10 states have (on average 1.3) internal successors, (13), 11 states have internal predecessors, (13), 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) [2024-11-08 13:07:04,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 13:07:04,023 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 13:07:04,023 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-08 13:07:04,024 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 13:07:04,032 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 13:07:04,033 INFO L85 PathProgramCache]: Analyzing trace with hash 1804965381, now seen corresponding path program 1 times [2024-11-08 13:07:04,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-08 13:07:04,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [945333075] [2024-11-08 13:07:04,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 13:07:04,048 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 [2024-11-08 13:07:04,048 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-08 13:07:04,052 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) [2024-11-08 13:07:04,054 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 [2024-11-08 13:07:04,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 13:07:04,204 INFO L255 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 13:07:04,207 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 13:07:04,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 13:07:04,221 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 13:07:04,222 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-08 13:07:04,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [945333075] [2024-11-08 13:07:04,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [945333075] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 13:07:04,223 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 13:07:04,223 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 13:07:04,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698096053] [2024-11-08 13:07:04,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 13:07:04,227 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 13:07:04,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-08 13:07:04,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 13:07:04,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 13:07:04,245 INFO L87 Difference]: Start difference. First operand has 12 states, 10 states have (on average 1.3) internal successors, (13), 11 states have internal predecessors, (13), 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) Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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) [2024-11-08 13:07:04,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 13:07:04,253 INFO L93 Difference]: Finished difference Result 21 states and 22 transitions. [2024-11-08 13:07:04,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 13:07:04,255 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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) Word has length 7 [2024-11-08 13:07:04,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 13:07:04,261 INFO L225 Difference]: With dead ends: 21 [2024-11-08 13:07:04,261 INFO L226 Difference]: Without dead ends: 8 [2024-11-08 13:07:04,263 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 13:07:04,268 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 13:07:04,270 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 13:07:04,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states. [2024-11-08 13:07:04,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 8. [2024-11-08 13:07:04,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.0) internal successors, (7), 7 states have internal predecessors, (7), 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) [2024-11-08 13:07:04,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 7 transitions. [2024-11-08 13:07:04,294 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 7 transitions. Word has length 7 [2024-11-08 13:07:04,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 13:07:04,294 INFO L471 AbstractCegarLoop]: Abstraction has 8 states and 7 transitions. [2024-11-08 13:07:04,295 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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) [2024-11-08 13:07:04,295 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 7 transitions. [2024-11-08 13:07:04,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 13:07:04,296 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 13:07:04,296 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-08 13:07:04,305 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 [2024-11-08 13:07:04,497 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 [2024-11-08 13:07:04,498 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 13:07:04,499 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 13:07:04,499 INFO L85 PathProgramCache]: Analyzing trace with hash 1806812423, now seen corresponding path program 1 times [2024-11-08 13:07:04,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-08 13:07:04,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [974886026] [2024-11-08 13:07:04,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 13:07:04,500 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 [2024-11-08 13:07:04,500 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-08 13:07:04,501 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 13:07:04,503 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-08 13:07:04,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 13:07:04,616 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 13:07:04,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 13:07:04,721 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2024-11-08 13:07:04,722 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 13:07:04,723 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 13:07:04,736 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 (3)] Ended with exit code 0 [2024-11-08 13:07:04,930 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /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 [2024-11-08 13:07:04,934 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-08 13:07:04,947 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 13:07:04,950 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 01:07:04 BoogieIcfgContainer [2024-11-08 13:07:04,950 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 13:07:04,950 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 13:07:04,950 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 13:07:04,951 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 13:07:04,951 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 01:07:03" (3/4) ... [2024-11-08 13:07:04,953 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 13:07:04,954 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 13:07:04,955 INFO L158 Benchmark]: Toolchain (without parser) took 3147.97ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 27.6MB in the beginning and 29.5MB in the end (delta: -1.9MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2024-11-08 13:07:04,955 INFO L158 Benchmark]: CDTParser took 1.00ms. Allocated memory is still 58.7MB. Free memory was 39.1MB in the beginning and 39.0MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 13:07:04,956 INFO L158 Benchmark]: CACSL2BoogieTranslator took 866.39ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 27.2MB in the beginning and 26.8MB in the end (delta: 410.8kB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2024-11-08 13:07:04,956 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.52ms. Allocated memory is still 71.3MB. Free memory was 26.8MB in the beginning and 44.9MB in the end (delta: -18.0MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. [2024-11-08 13:07:04,957 INFO L158 Benchmark]: Boogie Preprocessor took 53.05ms. Allocated memory is still 71.3MB. Free memory was 44.9MB in the beginning and 42.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 13:07:04,957 INFO L158 Benchmark]: RCFGBuilder took 1149.76ms. Allocated memory is still 71.3MB. Free memory was 42.7MB in the beginning and 32.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 13:07:04,958 INFO L158 Benchmark]: TraceAbstraction took 1004.60ms. Allocated memory is still 71.3MB. Free memory was 31.5MB in the beginning and 29.9MB in the end (delta: 1.6MB). Peak memory consumption was 1.5MB. Max. memory is 16.1GB. [2024-11-08 13:07:04,958 INFO L158 Benchmark]: Witness Printer took 4.05ms. Allocated memory is still 71.3MB. Free memory was 29.9MB in the beginning and 29.5MB in the end (delta: 422.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 13:07:04,964 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.00ms. Allocated memory is still 58.7MB. Free memory was 39.1MB in the beginning and 39.0MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 866.39ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 27.2MB in the beginning and 26.8MB in the end (delta: 410.8kB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.52ms. Allocated memory is still 71.3MB. Free memory was 26.8MB in the beginning and 44.9MB in the end (delta: -18.0MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.05ms. Allocated memory is still 71.3MB. Free memory was 44.9MB in the beginning and 42.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1149.76ms. Allocated memory is still 71.3MB. Free memory was 42.7MB in the beginning and 32.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1004.60ms. Allocated memory is still 71.3MB. Free memory was 31.5MB in the beginning and 29.9MB in the end (delta: 1.6MB). Peak memory consumption was 1.5MB. Max. memory is 16.1GB. * Witness Printer took 4.05ms. Allocated memory is still 71.3MB. Free memory was 29.9MB in the beginning and 29.5MB in the end (delta: 422.2kB). 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: 855]: 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 erff at line 847, overapproximation of __builtin_isinf_sign at line 853. Possible FailurePath: [L852] float x = __VERIFIER_nondet_float(); [L853] COND FALSE !(!(__builtin_islessequal(x, 0.0f) && !__builtin_isinf_sign (x))) [L854] CALL, EXPR gelu(x) [L847] float cdf = 0.5f * erff(x / 1.41421356237309504880168872420969807856967187537694807317667973799f) + 0.5f; [L848] return x * cdf; VAL [\result=NaN] [L854] RET, EXPR gelu(x) [L854] float y = gelu(x); [L855] COND TRUE !(__builtin_islessequal(y, 0.0f)) [L855] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 12 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 11 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 SizeOfPredicates, 0 NumberOfNonLiveVariables, 27 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 [2024-11-08 13:07:05,000 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