/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver Internal_SMTInterpol -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.brp.2.prop1-back-serstep.c -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-356b6ba-m [2024-11-01 00:01:02,765 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-01 00:01:02,866 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-01 00:01:02,873 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-01 00:01:02,873 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-01 00:01:02,911 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-01 00:01:02,912 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-01 00:01:02,912 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-01 00:01:02,913 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-01 00:01:02,914 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-01 00:01:02,915 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-01 00:01:02,915 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-01 00:01:02,916 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-01 00:01:02,916 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-01 00:01:02,917 INFO L153 SettingsManager]: * Use SBE=true [2024-11-01 00:01:02,917 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-01 00:01:02,917 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-01 00:01:02,918 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-01 00:01:02,918 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-01 00:01:02,918 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-01 00:01:02,919 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-01 00:01:02,923 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-01 00:01:02,923 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-01 00:01:02,923 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-01 00:01:02,924 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-01 00:01:02,924 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-01 00:01:02,924 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-01 00:01:02,925 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-01 00:01:02,925 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-01 00:01:02,925 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-01 00:01:02,926 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-01 00:01:02,926 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 00:01:02,930 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-01 00:01:02,930 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-01 00:01:02,930 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-01 00:01:02,931 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-01 00:01:02,931 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-01 00:01:02,931 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-01 00:01:02,931 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-01 00:01:02,932 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-01 00:01:02,932 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-01 00:01:02,932 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-11-01 00:01:02,932 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol [2024-11-01 00:01:03,278 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-01 00:01:03,297 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-01 00:01:03,299 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-01 00:01:03,300 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-01 00:01:03,301 INFO L274 PluginConnector]: CDTParser initialized [2024-11-01 00:01:03,302 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.brp.2.prop1-back-serstep.c [2024-11-01 00:01:04,784 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-01 00:01:05,177 INFO L384 CDTParser]: Found 1 translation units. [2024-11-01 00:01:05,177 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.brp.2.prop1-back-serstep.c [2024-11-01 00:01:05,204 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16c34b97b/3b31dc14c57c4aa8900d134bd1132aa9/FLAG922311252 [2024-11-01 00:01:05,222 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16c34b97b/3b31dc14c57c4aa8900d134bd1132aa9 [2024-11-01 00:01:05,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-01 00:01:05,228 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-01 00:01:05,229 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-01 00:01:05,230 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-01 00:01:05,235 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-01 00:01:05,236 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 12:01:05" (1/1) ... [2024-11-01 00:01:05,237 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a9a5e3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 12:01:05, skipping insertion in model container [2024-11-01 00:01:05,237 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 12:01:05" (1/1) ... [2024-11-01 00:01:05,324 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-01 00:01:05,562 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.brp.2.prop1-back-serstep.c[1171,1184] [2024-11-01 00:01:05,922 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 00:01:05,938 INFO L200 MainTranslator]: Completed pre-run [2024-11-01 00:01:05,952 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.brp.2.prop1-back-serstep.c[1171,1184] [2024-11-01 00:01:06,105 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 00:01:06,119 INFO L204 MainTranslator]: Completed translation [2024-11-01 00:01:06,119 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 12:01:06 WrapperNode [2024-11-01 00:01:06,120 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-01 00:01:06,121 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-01 00:01:06,121 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-01 00:01:06,121 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-01 00:01:06,126 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 12:01:06" (1/1) ... [2024-11-01 00:01:06,185 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 12:01:06" (1/1) ... [2024-11-01 00:01:06,315 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2793 [2024-11-01 00:01:06,316 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-01 00:01:06,316 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-01 00:01:06,317 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-01 00:01:06,317 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-01 00:01:06,328 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 12:01:06" (1/1) ... [2024-11-01 00:01:06,329 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 12:01:06" (1/1) ... [2024-11-01 00:01:06,426 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 12:01:06" (1/1) ... [2024-11-01 00:01:06,541 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-01 00:01:06,542 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 12:01:06" (1/1) ... [2024-11-01 00:01:06,542 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 12:01:06" (1/1) ... [2024-11-01 00:01:06,588 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 12:01:06" (1/1) ... [2024-11-01 00:01:06,594 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 12:01:06" (1/1) ... [2024-11-01 00:01:06,603 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 12:01:06" (1/1) ... [2024-11-01 00:01:06,617 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 12:01:06" (1/1) ... [2024-11-01 00:01:06,636 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-01 00:01:06,637 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-01 00:01:06,637 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-01 00:01:06,637 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-01 00:01:06,638 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 12:01:06" (1/1) ... [2024-11-01 00:01:06,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 00:01:06,713 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-01 00:01:06,734 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) [2024-11-01 00:01:06,737 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 [2024-11-01 00:01:06,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-01 00:01:06,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-01 00:01:06,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-01 00:01:06,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-01 00:01:07,199 INFO L238 CfgBuilder]: Building ICFG [2024-11-01 00:01:07,201 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-01 00:01:11,156 INFO L? ?]: Removed 271 outVars from TransFormulas that were not future-live. [2024-11-01 00:01:11,156 INFO L287 CfgBuilder]: Performing block encoding [2024-11-01 00:01:11,167 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-01 00:01:11,168 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-01 00:01:11,168 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 12:01:11 BoogieIcfgContainer [2024-11-01 00:01:11,169 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-01 00:01:11,171 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-01 00:01:11,171 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-01 00:01:11,174 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-01 00:01:11,174 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.11 12:01:05" (1/3) ... [2024-11-01 00:01:11,175 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@500f3902 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 12:01:11, skipping insertion in model container [2024-11-01 00:01:11,175 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 12:01:06" (2/3) ... [2024-11-01 00:01:11,176 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@500f3902 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 12:01:11, skipping insertion in model container [2024-11-01 00:01:11,176 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 12:01:11" (3/3) ... [2024-11-01 00:01:11,178 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.brp.2.prop1-back-serstep.c [2024-11-01 00:01:11,193 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-01 00:01:11,193 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-01 00:01:11,244 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-01 00:01:11,251 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;@1f138b2e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-01 00:01:11,251 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-01 00:01:11,255 INFO L276 IsEmpty]: Start isEmpty. Operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 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) [2024-11-01 00:01:11,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-01 00:01:11,260 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 00:01:11,261 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-01 00:01:11,261 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 00:01:11,266 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 00:01:11,267 INFO L85 PathProgramCache]: Analyzing trace with hash 28694789, now seen corresponding path program 1 times [2024-11-01 00:01:11,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 00:01:11,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1871147974] [2024-11-01 00:01:11,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 00:01:11,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms