/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 External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver 'z3 -smt2 -in SMTLIB2_COMPLIANT=true' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount10_file-0.i


--------------------------------------------------------------------------------


This is Ultimate 0.2.5-dev-356b6ba-m
[2024-10-31 19:08:50,841 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-10-31 19:08:50,896 INFO  L114        SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2024-10-31 19:08:50,929 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-10-31 19:08:50,931 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-10-31 19:08:50,931 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2024-10-31 19:08:50,932 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-10-31 19:08:50,932 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-10-31 19:08:50,932 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-10-31 19:08:50,933 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-10-31 19:08:50,933 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-10-31 19:08:50,934 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-10-31 19:08:50,934 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-10-31 19:08:50,934 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-10-31 19:08:50,935 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-10-31 19:08:50,935 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-10-31 19:08:50,935 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-10-31 19:08:50,936 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-10-31 19:08:50,936 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-10-31 19:08:50,936 INFO  L153        SettingsManager]:  * Adapt memory model on pointer casts if necessary=true
[2024-10-31 19:08:50,937 INFO  L153        SettingsManager]:  * Use bitvectors instead of ints=true
[2024-10-31 19:08:50,937 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-10-31 19:08:50,938 INFO  L153        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2024-10-31 19:08:50,938 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-10-31 19:08:50,938 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-10-31 19:08:50,938 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-10-31 19:08:50,939 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-10-31 19:08:50,939 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-10-31 19:08:50,940 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-10-31 19:08:50,940 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-10-31 19:08:50,940 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-10-31 19:08:50,941 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-10-31 19:08:50,941 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-10-31 19:08:50,941 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-10-31 19:08:50,941 INFO  L153        SettingsManager]:  * Trace refinement strategy=WOLF
[2024-10-31 19:08:50,942 INFO  L153        SettingsManager]:  * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-10-31 19:08:50,942 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-10-31 19:08:50,942 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2024-10-31 19:08:50,943 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2024-10-31 19:08:50,943 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2024-10-31 19:08:50,943 INFO  L153        SettingsManager]:  * Logic for external solver=AUFBV
[2024-10-31 19:08:50,943 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-10-31 19:08:51,230 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-10-31 19:08:51,247 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-10-31 19:08:51,249 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-10-31 19:08:51,250 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-10-31 19:08:51,250 INFO  L274        PluginConnector]: CDTParser initialized
[2024-10-31 19:08:51,251 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount10_file-0.i
[2024-10-31 19:08:52,690 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-10-31 19:08:52,907 INFO  L384              CDTParser]: Found 1 translation units.
[2024-10-31 19:08:52,908 INFO  L180              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount10_file-0.i
[2024-10-31 19:08:52,916 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3335bb68/f6944a9c631949d590766abb93613101/FLAG87687ddc9
[2024-10-31 19:08:52,935 INFO  L435              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3335bb68/f6944a9c631949d590766abb93613101
[2024-10-31 19:08:52,940 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-10-31 19:08:52,941 INFO  L133        ToolchainWalker]: Walking toolchain with 5 elements.
[2024-10-31 19:08:52,943 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-10-31 19:08:52,944 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-10-31 19:08:52,948 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-10-31 19:08:52,948 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 07:08:52" (1/1) ...
[2024-10-31 19:08:52,949 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6df37e8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 07:08:52, skipping insertion in model container
[2024-10-31 19:08:52,949 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 07:08:52" (1/1) ...
[2024-10-31 19:08:52,974 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-10-31 19:08:53,153 WARN  L251   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount10_file-0.i[914,927]
[2024-10-31 19:08:53,186 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-10-31 19:08:53,201 INFO  L200         MainTranslator]: Completed pre-run
[2024-10-31 19:08:53,215 WARN  L251   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount10_file-0.i[914,927]
[2024-10-31 19:08:53,235 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-10-31 19:08:53,258 INFO  L204         MainTranslator]: Completed translation
[2024-10-31 19:08:53,259 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 07:08:53 WrapperNode
[2024-10-31 19:08:53,260 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-10-31 19:08:53,261 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-10-31 19:08:53,261 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-10-31 19:08:53,261 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-10-31 19:08:53,266 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 07:08:53" (1/1) ...
[2024-10-31 19:08:53,274 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 07:08:53" (1/1) ...
[2024-10-31 19:08:53,294 INFO  L138                Inliner]: procedures = 27, calls = 20, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 66
[2024-10-31 19:08:53,294 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-10-31 19:08:53,295 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-10-31 19:08:53,297 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-10-31 19:08:53,297 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-10-31 19:08:53,306 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 07:08:53" (1/1) ...
[2024-10-31 19:08:53,306 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 07:08:53" (1/1) ...
[2024-10-31 19:08:53,311 INFO  L184        PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 07:08:53" (1/1) ...
[2024-10-31 19:08:53,329 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].
[2024-10-31 19:08:53,329 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 07:08:53" (1/1) ...
[2024-10-31 19:08:53,330 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 07:08:53" (1/1) ...
[2024-10-31 19:08:53,344 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 07:08:53" (1/1) ...
[2024-10-31 19:08:53,351 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 07:08:53" (1/1) ...
[2024-10-31 19:08:53,352 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 07:08:53" (1/1) ...
[2024-10-31 19:08:53,356 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 07:08:53" (1/1) ...
[2024-10-31 19:08:53,358 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-10-31 19:08:53,359 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-10-31 19:08:53,359 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-10-31 19:08:53,359 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-10-31 19:08:53,360 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 07:08:53" (1/1) ...
[2024-10-31 19:08:53,369 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-10-31 19:08:53,380 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-10-31 19:08:53,392 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)
[2024-10-31 19:08:53,399 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
[2024-10-31 19:08:53,419 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-10-31 19:08:53,420 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2024-10-31 19:08:53,420 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-10-31 19:08:53,420 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-10-31 19:08:53,420 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-10-31 19:08:53,420 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-10-31 19:08:53,484 INFO  L238             CfgBuilder]: Building ICFG
[2024-10-31 19:08:53,486 INFO  L264             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-10-31 19:08:55,117 INFO  L?                        ?]: Removed 8 outVars from TransFormulas that were not future-live.
[2024-10-31 19:08:55,117 INFO  L287             CfgBuilder]: Performing block encoding
[2024-10-31 19:08:55,129 INFO  L311             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-10-31 19:08:55,130 INFO  L316             CfgBuilder]: Removed 1 assume(true) statements.
[2024-10-31 19:08:55,130 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 07:08:55 BoogieIcfgContainer
[2024-10-31 19:08:55,130 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-10-31 19:08:55,133 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-10-31 19:08:55,133 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2024-10-31 19:08:55,135 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2024-10-31 19:08:55,136 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 07:08:52" (1/3) ...
[2024-10-31 19:08:55,139 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c77f742 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 07:08:55, skipping insertion in model container
[2024-10-31 19:08:55,139 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 07:08:53" (2/3) ...
[2024-10-31 19:08:55,140 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c77f742 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 07:08:55, skipping insertion in model container
[2024-10-31 19:08:55,140 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 07:08:55" (3/3) ...
[2024-10-31 19:08:55,141 INFO  L112   eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount10_file-0.i
[2024-10-31 19:08:55,155 INFO  L214   ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-10-31 19:08:55,156 INFO  L154   ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2024-10-31 19:08:55,221 INFO  L332      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-10-31 19:08:55,226 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;@4e613d4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-10-31 19:08:55,227 INFO  L334      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-10-31 19:08:55,232 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 32 states, 22 states have (on average 1.2727272727272727) internal successors, (28), 23 states have internal predecessors, (28), 7 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7)
[2024-10-31 19:08:55,239 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 51
[2024-10-31 19:08:55,241 INFO  L207           NwaCegarLoop]: Found error trace
[2024-10-31 19:08:55,242 INFO  L215           NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-10-31 19:08:55,242 INFO  L396      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-10-31 19:08:55,249 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-31 19:08:55,249 INFO  L85        PathProgramCache]: Analyzing trace with hash -347497792, now seen corresponding path program 1 times
[2024-10-31 19:08:55,257 INFO  L118   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2024-10-31 19:08:55,258 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [263918406]
[2024-10-31 19:08:55,258 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-31 19:08:55,261 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-10-31 19:08:55,261 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-10-31 19:08:55,263 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-10-31 19:08:55,265 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-10-31 19:08:55,304 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-10-31 19:08:55,488 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-10-31 19:08:55,490 FATAL L?                        ?]: An unrecoverable error occured during an interaction with an SMT solver:
de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort RoundingMode not declared
	at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385)
	at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228)
	at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228)
	at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:117)
	at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:159)
	at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171)
	at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196)
	at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:154)
	at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106)
	at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:89)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModulePreferences.constructManagedScript(IpTcStrategyModulePreferences.java:152)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModulePreferences.construct(IpTcStrategyModulePreferences.java:97)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57)
	at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:210)
	at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:121)
	at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.<init>(AutomatonFreeRefinementEngine.java:85)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.<init>(TraceAbstractionRefinementEngine.java:82)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:302)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:407)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:426)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:312)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:273)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.<init>(TraceAbstractionStarter.java:143)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
[2024-10-31 19:08:55,493 INFO  L158              Benchmark]: Toolchain (without parser) took 2551.57ms. Allocated memory is still 181.4MB. Free memory was 158.3MB in the beginning and 117.1MB in the end (delta: 41.2MB). Peak memory consumption was 40.9MB. Max. memory is 8.0GB.
[2024-10-31 19:08:55,494 INFO  L158              Benchmark]: CDTParser took 0.13ms. Allocated memory is still 181.4MB. Free memory is still 157.7MB. There was no memory consumed. Max. memory is 8.0GB.
[2024-10-31 19:08:55,494 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 316.42ms. Allocated memory is still 181.4MB. Free memory was 157.7MB in the beginning and 144.5MB in the end (delta: 13.2MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB.
[2024-10-31 19:08:55,495 INFO  L158              Benchmark]: Boogie Procedure Inliner took 33.87ms. Allocated memory is still 181.4MB. Free memory was 144.5MB in the beginning and 142.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
[2024-10-31 19:08:55,495 INFO  L158              Benchmark]: Boogie Preprocessor took 63.57ms. Allocated memory is still 181.4MB. Free memory was 142.5MB in the beginning and 140.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
[2024-10-31 19:08:55,496 INFO  L158              Benchmark]: RCFGBuilder took 1771.20ms. Allocated memory is still 181.4MB. Free memory was 140.4MB in the beginning and 127.3MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB.
[2024-10-31 19:08:55,496 INFO  L158              Benchmark]: TraceAbstraction took 359.36ms. Allocated memory is still 181.4MB. Free memory was 126.8MB in the beginning and 117.1MB in the end (delta: 9.7MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB.
[2024-10-31 19:08:55,500 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 181.4MB. Free memory is still 157.7MB. There was no memory consumed. Max. memory is 8.0GB.
 * CACSL2BoogieTranslator took 316.42ms. Allocated memory is still 181.4MB. Free memory was 157.7MB in the beginning and 144.5MB in the end (delta: 13.2MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB.
 * Boogie Procedure Inliner took 33.87ms. Allocated memory is still 181.4MB. Free memory was 144.5MB in the beginning and 142.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
 * Boogie Preprocessor took 63.57ms. Allocated memory is still 181.4MB. Free memory was 142.5MB in the beginning and 140.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
 * RCFGBuilder took 1771.20ms. Allocated memory is still 181.4MB. Free memory was 140.4MB in the beginning and 127.3MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB.
 * TraceAbstraction took 359.36ms. Allocated memory is still 181.4MB. Free memory was 126.8MB in the beginning and 117.1MB in the end (delta: 9.7MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - ExceptionOrErrorResult: SMTLIBException: Sort RoundingMode not declared
    de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: Sort RoundingMode not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385)
RESULT: Ultimate could not prove your program: Toolchain returned no result.
[2024-10-31 19:08:55,536 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...