./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 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.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 0.3.0-?-798a7b3-m [2025-03-03 12:31:57,834 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 12:31:57,889 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-03 12:31:57,896 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 12:31:57,896 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 12:31:57,910 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 12:31:57,910 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 12:31:57,911 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 12:31:57,911 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 12:31:57,911 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 12:31:57,911 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 12:31:57,911 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 12:31:57,912 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 12:31:57,912 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 12:31:57,912 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 12:31:57,912 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 12:31:57,912 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 12:31:57,912 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 12:31:57,913 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-03 12:31:57,913 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 12:31:57,913 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 12:31:57,913 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 12:31:57,913 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 12:31:57,914 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 12:31:57,914 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 12:31:57,914 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 12:31:57,914 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 12:31:57,914 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 12:31:57,914 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 12:31:57,914 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 12:31:57,914 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 12:31:57,914 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 12:31:57,914 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 12:31:57,914 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 12:31:57,914 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 12:31:57,914 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 12:31:57,914 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 12:31:57,914 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-03 12:31:57,914 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-03 12:31:57,914 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 12:31:57,915 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 12:31:57,915 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 12:31:57,915 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 12:31:57,915 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/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 [2025-03-03 12:31:58,113 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 12:31:58,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 12:31:58,121 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 12:31:58,122 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 12:31:58,122 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 12:31:58,123 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/neural-networks/gelu_0_safe.c-amalgamation.i [2025-03-03 12:31:59,238 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0059ef881/ff929af567c04df492dd80f3e4ce8879/FLAG5dc71cfd3 [2025-03-03 12:31:59,534 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 12:31:59,535 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/neural-networks/gelu_0_safe.c-amalgamation.i [2025-03-03 12:31:59,555 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0059ef881/ff929af567c04df492dd80f3e4ce8879/FLAG5dc71cfd3 [2025-03-03 12:31:59,569 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0059ef881/ff929af567c04df492dd80f3e4ce8879 [2025-03-03 12:31:59,571 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 12:31:59,572 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 12:31:59,573 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 12:31:59,573 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 12:31:59,576 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 12:31:59,577 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 12:31:59" (1/1) ... [2025-03-03 12:31:59,579 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@416e98c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:31:59, skipping insertion in model container [2025-03-03 12:31:59,579 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 12:31:59" (1/1) ... [2025-03-03 12:31:59,615 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 12:31:59,946 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] [2025-03-03 12:31:59,949 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 12:31:59,956 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 12:31:59,984 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] [2025-03-03 12:31:59,984 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 12:32:00,071 INFO L204 MainTranslator]: Completed translation [2025-03-03 12:32:00,072 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:32:00 WrapperNode [2025-03-03 12:32:00,072 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 12:32:00,073 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 12:32:00,073 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 12:32:00,073 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 12:32:00,077 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:32:00" (1/1) ... [2025-03-03 12:32:00,087 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:32:00" (1/1) ... [2025-03-03 12:32:00,101 INFO L138 Inliner]: procedures = 558, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 40 [2025-03-03 12:32:00,102 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 12:32:00,102 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 12:32:00,102 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 12:32:00,102 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 12:32:00,107 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:32:00" (1/1) ... [2025-03-03 12:32:00,107 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:32:00" (1/1) ... [2025-03-03 12:32:00,109 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:32:00" (1/1) ... [2025-03-03 12:32:00,116 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]. [2025-03-03 12:32:00,116 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:32:00" (1/1) ... [2025-03-03 12:32:00,116 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:32:00" (1/1) ... [2025-03-03 12:32:00,119 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:32:00" (1/1) ... [2025-03-03 12:32:00,119 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:32:00" (1/1) ... [2025-03-03 12:32:00,120 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:32:00" (1/1) ... [2025-03-03 12:32:00,120 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:32:00" (1/1) ... [2025-03-03 12:32:00,121 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 12:32:00,122 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 12:32:00,122 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 12:32:00,122 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 12:32:00,122 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:32:00" (1/1) ... [2025-03-03 12:32:00,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 12:32:00,135 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 12:32:00,148 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) [2025-03-03 12:32:00,150 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 [2025-03-03 12:32:00,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 12:32:00,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 12:32:00,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 12:32:00,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-03 12:32:00,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-03 12:32:00,242 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 12:32:00,244 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 12:32:00,301 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-03-03 12:32:00,303 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 12:32:00,310 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 12:32:00,310 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 12:32:00,311 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 12:32:00 BoogieIcfgContainer [2025-03-03 12:32:00,311 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 12:32:00,314 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 12:32:00,314 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 12:32:00,318 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 12:32:00,318 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 12:31:59" (1/3) ... [2025-03-03 12:32:00,319 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@738f9887 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 12:32:00, skipping insertion in model container [2025-03-03 12:32:00,319 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:32:00" (2/3) ... [2025-03-03 12:32:00,319 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@738f9887 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 12:32:00, skipping insertion in model container [2025-03-03 12:32:00,319 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 12:32:00" (3/3) ... [2025-03-03 12:32:00,320 INFO L128 eAbstractionObserver]: Analyzing ICFG gelu_0_safe.c-amalgamation.i [2025-03-03 12:32:00,332 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 12:32:00,334 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG gelu_0_safe.c-amalgamation.i that has 1 procedures, 13 locations, 1 initial locations, 0 loop locations, and 1 error locations. [2025-03-03 12:32:00,376 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 12:32:00,387 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;@4d79a35e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 12:32:00,387 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 12:32:00,390 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) [2025-03-03 12:32:00,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2025-03-03 12:32:00,395 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 12:32:00,395 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 12:32:00,396 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 12:32:00,400 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 12:32:00,401 INFO L85 PathProgramCache]: Analyzing trace with hash -1541893541, now seen corresponding path program 1 times [2025-03-03 12:32:00,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 12:32:00,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769277548] [2025-03-03 12:32:00,406 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 12:32:00,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 12:32:00,469 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-03 12:32:00,477 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-03 12:32:00,479 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 12:32:00,479 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 12:32:00,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 12:32:00,512 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 12:32:00,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1769277548] [2025-03-03 12:32:00,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1769277548] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 12:32:00,512 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 12:32:00,512 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-03 12:32:00,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390315715] [2025-03-03 12:32:00,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 12:32:00,516 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 12:32:00,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 12:32:00,527 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 12:32:00,528 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 12:32:00,529 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) [2025-03-03 12:32:00,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 12:32:00,535 INFO L93 Difference]: Finished difference Result 22 states and 24 transitions. [2025-03-03 12:32:00,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 12:32:00,536 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 [2025-03-03 12:32:00,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 12:32:00,539 INFO L225 Difference]: With dead ends: 22 [2025-03-03 12:32:00,539 INFO L226 Difference]: Without dead ends: 9 [2025-03-03 12:32:00,541 INFO L434 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 [2025-03-03 12:32:00,543 INFO L435 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 [2025-03-03 12:32:00,543 INFO L436 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] [2025-03-03 12:32:00,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2025-03-03 12:32:00,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2025-03-03 12:32:00,557 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) [2025-03-03 12:32:00,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2025-03-03 12:32:00,560 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 8 [2025-03-03 12:32:00,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 12:32:00,560 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2025-03-03 12:32:00,562 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) [2025-03-03 12:32:00,562 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2025-03-03 12:32:00,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2025-03-03 12:32:00,562 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 12:32:00,563 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 12:32:00,563 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-03 12:32:00,563 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 12:32:00,563 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 12:32:00,563 INFO L85 PathProgramCache]: Analyzing trace with hash -1540970020, now seen corresponding path program 1 times [2025-03-03 12:32:00,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 12:32:00,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909549491] [2025-03-03 12:32:00,563 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 12:32:00,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 12:32:00,570 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-03 12:32:00,578 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-03 12:32:00,578 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 12:32:00,578 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 12:32:00,578 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-03 12:32:00,582 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-03 12:32:00,585 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-03 12:32:00,585 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 12:32:00,585 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 12:32:00,597 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-03 12:32:00,597 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-03 12:32:00,598 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-03 12:32:00,599 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-03 12:32:00,601 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-03-03 12:32:00,612 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-03 12:32:00,615 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 12:32:00 BoogieIcfgContainer [2025-03-03 12:32:00,615 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-03 12:32:00,617 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-03 12:32:00,617 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-03 12:32:00,617 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-03 12:32:00,617 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 12:32:00" (3/4) ... [2025-03-03 12:32:00,619 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-03 12:32:00,619 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-03 12:32:00,620 INFO L158 Benchmark]: Toolchain (without parser) took 1047.93ms. Allocated memory is still 201.3MB. Free memory was 155.9MB in the beginning and 63.9MB in the end (delta: 92.0MB). Peak memory consumption was 92.3MB. Max. memory is 16.1GB. [2025-03-03 12:32:00,620 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 201.3MB. Free memory is still 118.1MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 12:32:00,620 INFO L158 Benchmark]: CACSL2BoogieTranslator took 498.93ms. Allocated memory is still 201.3MB. Free memory was 155.9MB in the beginning and 97.9MB in the end (delta: 58.0MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2025-03-03 12:32:00,621 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.21ms. Allocated memory is still 201.3MB. Free memory was 97.9MB in the beginning and 95.3MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 12:32:00,621 INFO L158 Benchmark]: Boogie Preprocessor took 18.94ms. Allocated memory is still 201.3MB. Free memory was 95.3MB in the beginning and 94.3MB in the end (delta: 957.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-03 12:32:00,621 INFO L158 Benchmark]: IcfgBuilder took 189.75ms. Allocated memory is still 201.3MB. Free memory was 94.1MB in the beginning and 83.5MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-03 12:32:00,621 INFO L158 Benchmark]: TraceAbstraction took 301.55ms. Allocated memory is still 201.3MB. Free memory was 82.9MB in the beginning and 63.9MB in the end (delta: 19.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-03 12:32:00,621 INFO L158 Benchmark]: Witness Printer took 2.72ms. Allocated memory is still 201.3MB. Free memory was 63.9MB in the beginning and 63.9MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 12:32:00,622 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 201.3MB. Free memory is still 118.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 498.93ms. Allocated memory is still 201.3MB. Free memory was 155.9MB in the beginning and 97.9MB in the end (delta: 58.0MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.21ms. Allocated memory is still 201.3MB. Free memory was 97.9MB in the beginning and 95.3MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.94ms. Allocated memory is still 201.3MB. Free memory was 95.3MB in the beginning and 94.3MB in the end (delta: 957.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 189.75ms. Allocated memory is still 201.3MB. Free memory was 94.1MB in the beginning and 83.5MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 301.55ms. Allocated memory is still 201.3MB. Free memory was 82.9MB in the beginning and 63.9MB in the end (delta: 19.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 2.72ms. Allocated memory is still 201.3MB. Free memory was 63.9MB in the beginning and 63.9MB in the end (delta: 25.3kB). 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 someBinaryFLOATComparisonOperation at line 853, 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: 0.2s, 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, 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-03-03 12:32:00,638 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/21.0.5-tem/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_1.6.800.v20240513-1750.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 0.3.0-?-798a7b3-m [2025-03-03 12:32:02,439 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 12:32:02,514 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-03 12:32:02,518 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 12:32:02,520 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 12:32:02,544 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 12:32:02,545 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 12:32:02,545 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 12:32:02,546 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 12:32:02,546 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 12:32:02,546 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 12:32:02,546 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 12:32:02,546 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 12:32:02,546 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 12:32:02,546 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 12:32:02,547 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 12:32:02,547 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 12:32:02,548 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 12:32:02,548 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 12:32:02,548 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 12:32:02,548 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 12:32:02,548 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 12:32:02,548 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 12:32:02,548 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-03 12:32:02,548 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-03 12:32:02,548 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-03 12:32:02,548 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 12:32:02,548 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 12:32:02,548 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 12:32:02,548 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 12:32:02,549 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 12:32:02,549 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 12:32:02,549 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 12:32:02,549 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 12:32:02,549 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 12:32:02,549 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 12:32:02,549 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 12:32:02,550 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 12:32:02,550 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 12:32:02,550 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-03 12:32:02,550 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-03 12:32:02,550 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 12:32:02,550 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 12:32:02,550 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 12:32:02,550 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 12:32:02,551 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/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 [2025-03-03 12:32:02,776 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 12:32:02,784 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 12:32:02,786 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 12:32:02,787 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 12:32:02,788 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 12:32:02,789 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/neural-networks/gelu_0_safe.c-amalgamation.i [2025-03-03 12:32:03,941 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/823cbf3cb/7fe0f0a3f0474b048c7288a7735f48bd/FLAG3b0b903ad [2025-03-03 12:32:04,199 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 12:32:04,202 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/neural-networks/gelu_0_safe.c-amalgamation.i [2025-03-03 12:32:04,221 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/823cbf3cb/7fe0f0a3f0474b048c7288a7735f48bd/FLAG3b0b903ad [2025-03-03 12:32:04,238 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/823cbf3cb/7fe0f0a3f0474b048c7288a7735f48bd [2025-03-03 12:32:04,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 12:32:04,243 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 12:32:04,244 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 12:32:04,245 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 12:32:04,248 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 12:32:04,249 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 12:32:04" (1/1) ... [2025-03-03 12:32:04,250 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d87c13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:32:04, skipping insertion in model container [2025-03-03 12:32:04,250 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 12:32:04" (1/1) ... [2025-03-03 12:32:04,286 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 12:32:04,622 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] [2025-03-03 12:32:04,624 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 12:32:04,632 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 12:32:04,663 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] [2025-03-03 12:32:04,664 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 12:32:04,761 INFO L204 MainTranslator]: Completed translation [2025-03-03 12:32:04,762 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:32:04 WrapperNode [2025-03-03 12:32:04,763 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 12:32:04,764 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 12:32:04,764 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 12:32:04,764 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 12:32:04,769 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:32:04" (1/1) ... [2025-03-03 12:32:04,782 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:32:04" (1/1) ... [2025-03-03 12:32:04,794 INFO L138 Inliner]: procedures = 559, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2025-03-03 12:32:04,795 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 12:32:04,795 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 12:32:04,795 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 12:32:04,795 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 12:32:04,800 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:32:04" (1/1) ... [2025-03-03 12:32:04,800 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:32:04" (1/1) ... [2025-03-03 12:32:04,802 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:32:04" (1/1) ... [2025-03-03 12:32:04,808 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]. [2025-03-03 12:32:04,808 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:32:04" (1/1) ... [2025-03-03 12:32:04,808 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:32:04" (1/1) ... [2025-03-03 12:32:04,833 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:32:04" (1/1) ... [2025-03-03 12:32:04,834 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:32:04" (1/1) ... [2025-03-03 12:32:04,835 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:32:04" (1/1) ... [2025-03-03 12:32:04,835 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:32:04" (1/1) ... [2025-03-03 12:32:04,837 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 12:32:04,838 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 12:32:04,838 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 12:32:04,838 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 12:32:04,839 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:32:04" (1/1) ... [2025-03-03 12:32:04,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 12:32:04,853 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 12:32:04,864 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) [2025-03-03 12:32:04,867 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 [2025-03-03 12:32:04,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-03 12:32:04,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2025-03-03 12:32:04,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 12:32:04,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 12:32:04,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 12:32:04,953 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 12:32:04,954 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 12:32:05,434 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2025-03-03 12:32:05,434 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 12:32:05,440 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 12:32:05,440 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 12:32:05,440 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 12:32:05 BoogieIcfgContainer [2025-03-03 12:32:05,440 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 12:32:05,442 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 12:32:05,442 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 12:32:05,445 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 12:32:05,446 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 12:32:04" (1/3) ... [2025-03-03 12:32:05,446 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54fd5c00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 12:32:05, skipping insertion in model container [2025-03-03 12:32:05,446 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:32:04" (2/3) ... [2025-03-03 12:32:05,446 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54fd5c00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 12:32:05, skipping insertion in model container [2025-03-03 12:32:05,446 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 12:32:05" (3/3) ... [2025-03-03 12:32:05,447 INFO L128 eAbstractionObserver]: Analyzing ICFG gelu_0_safe.c-amalgamation.i [2025-03-03 12:32:05,457 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 12:32:05,458 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG gelu_0_safe.c-amalgamation.i that has 1 procedures, 12 locations, 1 initial locations, 0 loop locations, and 1 error locations. [2025-03-03 12:32:05,485 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 12:32:05,492 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;@27751279, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 12:32:05,492 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 12:32:05,494 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) [2025-03-03 12:32:05,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2025-03-03 12:32:05,497 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 12:32:05,498 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2025-03-03 12:32:05,498 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 12:32:05,501 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 12:32:05,501 INFO L85 PathProgramCache]: Analyzing trace with hash 748516327, now seen corresponding path program 1 times [2025-03-03 12:32:05,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 12:32:05,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [619077374] [2025-03-03 12:32:05,507 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 12:32:05,507 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 12:32:05,507 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 12:32:05,509 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) [2025-03-03 12:32:05,510 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 [2025-03-03 12:32:05,553 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-03 12:32:05,622 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-03 12:32:05,622 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 12:32:05,622 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 12:32:05,626 INFO L256 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 12:32:05,628 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 12:32:05,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 12:32:05,638 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 12:32:05,639 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 12:32:05,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [619077374] [2025-03-03 12:32:05,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [619077374] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 12:32:05,639 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 12:32:05,639 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-03 12:32:05,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291592398] [2025-03-03 12:32:05,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 12:32:05,642 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 12:32:05,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 12:32:05,653 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 12:32:05,653 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 12:32:05,655 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) [2025-03-03 12:32:05,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 12:32:05,660 INFO L93 Difference]: Finished difference Result 21 states and 22 transitions. [2025-03-03 12:32:05,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 12:32:05,661 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 [2025-03-03 12:32:05,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 12:32:05,669 INFO L225 Difference]: With dead ends: 21 [2025-03-03 12:32:05,669 INFO L226 Difference]: Without dead ends: 8 [2025-03-03 12:32:05,671 INFO L434 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 [2025-03-03 12:32:05,672 INFO L435 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 [2025-03-03 12:32:05,673 INFO L436 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] [2025-03-03 12:32:05,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states. [2025-03-03 12:32:05,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 8. [2025-03-03 12:32:05,686 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) [2025-03-03 12:32:05,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 7 transitions. [2025-03-03 12:32:05,688 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 7 transitions. Word has length 7 [2025-03-03 12:32:05,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 12:32:05,689 INFO L471 AbstractCegarLoop]: Abstraction has 8 states and 7 transitions. [2025-03-03 12:32:05,689 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) [2025-03-03 12:32:05,689 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 7 transitions. [2025-03-03 12:32:05,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2025-03-03 12:32:05,689 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 12:32:05,689 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2025-03-03 12:32:05,695 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2025-03-03 12:32:05,890 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 [2025-03-03 12:32:05,890 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 12:32:05,891 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 12:32:05,891 INFO L85 PathProgramCache]: Analyzing trace with hash 749439848, now seen corresponding path program 1 times [2025-03-03 12:32:05,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 12:32:05,891 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1908122820] [2025-03-03 12:32:05,891 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 12:32:05,891 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 12:32:05,891 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 12:32:05,893 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) [2025-03-03 12:32:05,897 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 [2025-03-03 12:32:05,928 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-03 12:32:06,011 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-03 12:32:06,011 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 12:32:06,011 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 12:32:06,011 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-03 12:32:06,017 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-03 12:32:06,079 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-03 12:32:06,079 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 12:32:06,080 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 12:32:06,096 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace [2025-03-03 12:32:06,097 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-03 12:32:06,098 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-03 12:32:06,107 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 [2025-03-03 12:32:06,304 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 [2025-03-03 12:32:06,306 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-03-03 12:32:06,316 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-03 12:32:06,318 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 12:32:06 BoogieIcfgContainer [2025-03-03 12:32:06,319 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-03 12:32:06,319 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-03 12:32:06,319 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-03 12:32:06,319 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-03 12:32:06,320 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 12:32:05" (3/4) ... [2025-03-03 12:32:06,321 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-03 12:32:06,322 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-03 12:32:06,322 INFO L158 Benchmark]: Toolchain (without parser) took 2079.89ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 49.2MB in the end (delta: 7.8MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2025-03-03 12:32:06,322 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 83.9MB. Free memory is still 62.5MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 12:32:06,323 INFO L158 Benchmark]: CACSL2BoogieTranslator took 518.71ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 35.1MB in the end (delta: 21.9MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. [2025-03-03 12:32:06,323 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.88ms. Allocated memory is still 83.9MB. Free memory was 35.1MB in the beginning and 32.4MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 12:32:06,323 INFO L158 Benchmark]: Boogie Preprocessor took 42.39ms. Allocated memory is still 83.9MB. Free memory was 32.4MB in the beginning and 54.4MB in the end (delta: -22.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-03 12:32:06,323 INFO L158 Benchmark]: IcfgBuilder took 602.30ms. Allocated memory is still 83.9MB. Free memory was 54.4MB in the beginning and 45.0MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-03 12:32:06,324 INFO L158 Benchmark]: TraceAbstraction took 876.69ms. Allocated memory is still 83.9MB. Free memory was 44.6MB in the beginning and 49.7MB in the end (delta: -5.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 12:32:06,324 INFO L158 Benchmark]: Witness Printer took 2.66ms. Allocated memory is still 83.9MB. Free memory was 49.7MB in the beginning and 49.2MB in the end (delta: 418.6kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 12:32:06,325 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 83.9MB. Free memory is still 62.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 518.71ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 35.1MB in the end (delta: 21.9MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.88ms. Allocated memory is still 83.9MB. Free memory was 35.1MB in the beginning and 32.4MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 42.39ms. Allocated memory is still 83.9MB. Free memory was 32.4MB in the beginning and 54.4MB in the end (delta: -22.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * IcfgBuilder took 602.30ms. Allocated memory is still 83.9MB. Free memory was 54.4MB in the beginning and 45.0MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 876.69ms. Allocated memory is still 83.9MB. Free memory was 44.6MB in the beginning and 49.7MB in the end (delta: -5.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.66ms. Allocated memory is still 83.9MB. Free memory was 49.7MB in the beginning and 49.2MB in the end (delta: 418.6kB). 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: 0.8s, 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-03-03 12:32:06,345 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample