/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 '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' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount100_file-47.i


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


This is Ultimate 0.2.5-dev-df9f019-m
[2024-11-05 19:25:40,500 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-11-05 19:25:40,578 INFO  L114        SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2024-11-05 19:25:40,585 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-11-05 19:25:40,586 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-05 19:25:40,618 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-05 19:25:40,619 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-05 19:25:40,619 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-05 19:25:40,620 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-05 19:25:40,620 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2024-11-05 19:25:40,621 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-05 19:25:40,621 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-05 19:25:40,622 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-05 19:25:40,624 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-11-05 19:25:40,624 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-11-05 19:25:40,624 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-05 19:25:40,625 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-11-05 19:25:40,625 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-11-05 19:25:40,625 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-11-05 19:25:40,625 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-11-05 19:25:40,626 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-11-05 19:25:40,630 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-05 19:25:40,630 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-11-05 19:25:40,630 INFO  L153        SettingsManager]:  * Adapt memory model on pointer casts if necessary=true
[2024-11-05 19:25:40,631 INFO  L153        SettingsManager]:  * Use bitvectors instead of ints=true
[2024-11-05 19:25:40,631 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-11-05 19:25:40,631 INFO  L153        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2024-11-05 19:25:40,631 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-11-05 19:25:40,632 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-11-05 19:25:40,632 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-11-05 19:25:40,632 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-05 19:25:40,632 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-11-05 19:25:40,633 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-11-05 19:25:40,633 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-11-05 19:25:40,633 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-05 19:25:40,634 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-05 19:25:40,634 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-11-05 19:25:40,634 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-05 19:25:40,635 INFO  L153        SettingsManager]:  * Trace refinement strategy=WOLF
[2024-11-05 19:25:40,635 INFO  L153        SettingsManager]:  * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-11-05 19:25:40,635 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-05 19:25:40,635 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-05 19:25:40,635 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2024-11-05 19:25:40,636 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-05 19:25:40,636 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-05 19:25:40,878 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-05 19:25:40,903 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-05 19:25:40,906 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-05 19:25:40,907 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-11-05 19:25:40,907 INFO  L274        PluginConnector]: CDTParser initialized
[2024-11-05 19:25:40,909 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount100_file-47.i
[2024-11-05 19:25:42,345 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-11-05 19:25:42,570 INFO  L384              CDTParser]: Found 1 translation units.
[2024-11-05 19:25:42,571 INFO  L180              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount100_file-47.i
[2024-11-05 19:25:42,582 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfde57559/e652d66e928a4955971f52d630a281de/FLAG9b3a01c8f
[2024-11-05 19:25:42,595 INFO  L435              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfde57559/e652d66e928a4955971f52d630a281de
[2024-11-05 19:25:42,598 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-05 19:25:42,599 INFO  L133        ToolchainWalker]: Walking toolchain with 5 elements.
[2024-11-05 19:25:42,600 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-05 19:25:42,600 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-05 19:25:42,605 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-05 19:25:42,606 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 07:25:42" (1/1) ...
[2024-11-05 19:25:42,607 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3383b8fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:25:42, skipping insertion in model container
[2024-11-05 19:25:42,607 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 07:25:42" (1/1) ...
[2024-11-05 19:25:42,652 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-11-05 19:25:42,812 WARN  L250   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_amount100_file-47.i[916,929]
[2024-11-05 19:25:42,902 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-05 19:25:42,922 INFO  L200         MainTranslator]: Completed pre-run
[2024-11-05 19:25:42,932 WARN  L250   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_amount100_file-47.i[916,929]
[2024-11-05 19:25:42,974 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-05 19:25:42,995 INFO  L204         MainTranslator]: Completed translation
[2024-11-05 19:25:42,997 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:25:42 WrapperNode
[2024-11-05 19:25:42,997 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-05 19:25:42,998 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-05 19:25:42,999 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-05 19:25:42,999 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-05 19:25:43,004 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:25:42" (1/1) ...
[2024-11-05 19:25:43,019 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:25:42" (1/1) ...
[2024-11-05 19:25:43,049 INFO  L138                Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 228
[2024-11-05 19:25:43,050 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-05 19:25:43,050 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-05 19:25:43,050 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-05 19:25:43,051 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-11-05 19:25:43,063 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:25:42" (1/1) ...
[2024-11-05 19:25:43,063 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:25:42" (1/1) ...
[2024-11-05 19:25:43,068 INFO  L184        PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:25:42" (1/1) ...
[2024-11-05 19:25:43,084 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].
[2024-11-05 19:25:43,085 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:25:42" (1/1) ...
[2024-11-05 19:25:43,085 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:25:42" (1/1) ...
[2024-11-05 19:25:43,106 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:25:42" (1/1) ...
[2024-11-05 19:25:43,109 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:25:42" (1/1) ...
[2024-11-05 19:25:43,113 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:25:42" (1/1) ...
[2024-11-05 19:25:43,115 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:25:42" (1/1) ...
[2024-11-05 19:25:43,120 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-05 19:25:43,121 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-05 19:25:43,121 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-11-05 19:25:43,122 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-11-05 19:25:43,122 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:25:42" (1/1) ...
[2024-11-05 19:25:43,135 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-05 19:25:43,149 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-05 19:25:43,170 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)
[2024-11-05 19:25:43,176 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
[2024-11-05 19:25:43,202 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-05 19:25:43,203 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2024-11-05 19:25:43,203 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-11-05 19:25:43,203 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-11-05 19:25:43,203 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-05 19:25:43,203 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-05 19:25:43,309 INFO  L238             CfgBuilder]: Building ICFG
[2024-11-05 19:25:43,311 INFO  L264             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-05 19:25:43,862 INFO  L?                        ?]: Removed 34 outVars from TransFormulas that were not future-live.
[2024-11-05 19:25:43,863 INFO  L287             CfgBuilder]: Performing block encoding
[2024-11-05 19:25:43,881 INFO  L311             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-05 19:25:43,881 INFO  L316             CfgBuilder]: Removed 1 assume(true) statements.
[2024-11-05 19:25:43,882 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 07:25:43 BoogieIcfgContainer
[2024-11-05 19:25:43,882 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-05 19:25:43,884 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-05 19:25:43,884 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2024-11-05 19:25:43,889 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2024-11-05 19:25:43,889 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 07:25:42" (1/3) ...
[2024-11-05 19:25:43,890 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d80873b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 07:25:43, skipping insertion in model container
[2024-11-05 19:25:43,890 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:25:42" (2/3) ...
[2024-11-05 19:25:43,891 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d80873b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 07:25:43, skipping insertion in model container
[2024-11-05 19:25:43,892 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 07:25:43" (3/3) ...
[2024-11-05 19:25:43,894 INFO  L112   eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-47.i
[2024-11-05 19:25:43,912 INFO  L214   ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-05 19:25:43,912 INFO  L154   ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2024-11-05 19:25:43,975 INFO  L332      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-05 19:25:43,982 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;@28f8dc89, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-05 19:25:43,982 INFO  L334      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-05 19:25:43,987 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 98 states, 62 states have (on average 1.4516129032258065) internal successors, (90), 63 states have internal predecessors, (90), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33)
[2024-11-05 19:25:44,003 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 209
[2024-11-05 19:25:44,003 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-05 19:25:44,004 INFO  L215           NwaCegarLoop]: trace histogram [33, 33, 33, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-05 19:25:44,005 INFO  L396      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-05 19:25:44,011 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-05 19:25:44,012 INFO  L85        PathProgramCache]: Analyzing trace with hash -507692883, now seen corresponding path program 1 times
[2024-11-05 19:25:44,020 INFO  L118   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2024-11-05 19:25:44,021 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1066828170]
[2024-11-05 19:25:44,021 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-05 19:25:44,023 INFO  L173          SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-05 19:25:44,024 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-05 19:25:44,027 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-05 19:25:44,031 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process
[2024-11-05 19:25:44,321 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-05 19:25:44,331 INFO  L255         TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-11-05 19:25:44,348 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-05 19:25:44,399 INFO  L134       CoverageAnalysis]: Checked inductivity of 2112 backedges. 764 proven. 0 refuted. 0 times theorem prover too weak. 1348 trivial. 0 not checked.
[2024-11-05 19:25:44,400 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-05 19:25:44,570 INFO  L134       CoverageAnalysis]: Checked inductivity of 2112 backedges. 14 proven. 50 refuted. 0 times theorem prover too weak. 2048 trivial. 0 not checked.
[2024-11-05 19:25:44,571 INFO  L136   FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace
[2024-11-05 19:25:44,571 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1066828170]
[2024-11-05 19:25:44,572 INFO  L158   FreeRefinementEngine]: IpTcStrategyModulePreferences [1066828170] provided 1 perfect and 1 imperfect interpolant sequences
[2024-11-05 19:25:44,572 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-05 19:25:44,572 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2
[2024-11-05 19:25:44,574 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047915215]
[2024-11-05 19:25:44,575 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-05 19:25:44,580 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-05 19:25:44,580 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2024-11-05 19:25:44,605 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-05 19:25:44,606 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-05 19:25:44,608 INFO  L87              Difference]: Start difference. First operand  has 98 states, 62 states have (on average 1.4516129032258065) internal successors, (90), 63 states have internal predecessors, (90), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand  has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33)
[2024-11-05 19:25:44,640 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-05 19:25:44,640 INFO  L93              Difference]: Finished difference Result 189 states and 339 transitions.
[2024-11-05 19:25:44,641 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-11-05 19:25:44,643 INFO  L78                 Accepts]: Start accepts. Automaton has  has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 208
[2024-11-05 19:25:44,643 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-05 19:25:44,650 INFO  L225             Difference]: With dead ends: 189
[2024-11-05 19:25:44,651 INFO  L226             Difference]: Without dead ends: 94
[2024-11-05 19:25:44,655 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 414 GetRequests, 414 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-05 19:25:44,661 INFO  L432           NwaCegarLoop]: 149 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, 149 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-05 19:25:44,662 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-05 19:25:44,678 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 94 states.
[2024-11-05 19:25:44,707 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94.
[2024-11-05 19:25:44,709 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 94 states, 59 states have (on average 1.4067796610169492) internal successors, (83), 59 states have internal predecessors, (83), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33)
[2024-11-05 19:25:44,711 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 149 transitions.
[2024-11-05 19:25:44,715 INFO  L78                 Accepts]: Start accepts. Automaton has 94 states and 149 transitions. Word has length 208
[2024-11-05 19:25:44,716 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-05 19:25:44,716 INFO  L471      AbstractCegarLoop]: Abstraction has 94 states and 149 transitions.
[2024-11-05 19:25:44,716 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33)
[2024-11-05 19:25:44,717 INFO  L276                IsEmpty]: Start isEmpty. Operand 94 states and 149 transitions.
[2024-11-05 19:25:44,721 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 209
[2024-11-05 19:25:44,721 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-05 19:25:44,722 INFO  L215           NwaCegarLoop]: trace histogram [33, 33, 33, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-05 19:25:44,734 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0
[2024-11-05 19:25:44,923 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-05 19:25:44,923 INFO  L396      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-05 19:25:44,924 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-05 19:25:44,924 INFO  L85        PathProgramCache]: Analyzing trace with hash 687701747, now seen corresponding path program 1 times
[2024-11-05 19:25:44,924 INFO  L118   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2024-11-05 19:25:44,925 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2047873109]
[2024-11-05 19:25:44,925 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-05 19:25:44,925 INFO  L173          SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-05 19:25:44,925 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-05 19:25:44,930 INFO  L229       MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-05 19:25:44,932 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process
[2024-11-05 19:25:45,177 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-05 19:25:45,187 INFO  L255         TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 9 conjuncts are in the unsatisfiable core
[2024-11-05 19:25:45,195 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-05 19:25:45,731 INFO  L134       CoverageAnalysis]: Checked inductivity of 2112 backedges. 1223 proven. 48 refuted. 0 times theorem prover too weak. 841 trivial. 0 not checked.
[2024-11-05 19:25:45,732 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-05 19:25:46,251 INFO  L134       CoverageAnalysis]: Checked inductivity of 2112 backedges. 138 proven. 51 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked.
[2024-11-05 19:25:46,251 INFO  L136   FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace
[2024-11-05 19:25:46,251 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2047873109]
[2024-11-05 19:25:46,251 INFO  L158   FreeRefinementEngine]: IpTcStrategyModulePreferences [2047873109] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-05 19:25:46,252 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2024-11-05 19:25:46,252 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 16
[2024-11-05 19:25:46,252 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122756296]
[2024-11-05 19:25:46,252 INFO  L85    oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2024-11-05 19:25:46,256 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 16 states
[2024-11-05 19:25:46,256 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2024-11-05 19:25:46,259 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants.
[2024-11-05 19:25:46,260 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240
[2024-11-05 19:25:46,261 INFO  L87              Difference]: Start difference. First operand 94 states and 149 transitions. Second operand  has 16 states, 16 states have (on average 4.5625) internal successors, (73), 16 states have internal predecessors, (73), 3 states have call successors, (48), 3 states have call predecessors, (48), 7 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49)
[2024-11-05 19:25:47,388 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-05 19:25:47,389 INFO  L93              Difference]: Finished difference Result 200 states and 306 transitions.
[2024-11-05 19:25:47,394 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2024-11-05 19:25:47,395 INFO  L78                 Accepts]: Start accepts. Automaton has  has 16 states, 16 states have (on average 4.5625) internal successors, (73), 16 states have internal predecessors, (73), 3 states have call successors, (48), 3 states have call predecessors, (48), 7 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 208
[2024-11-05 19:25:47,396 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-05 19:25:47,398 INFO  L225             Difference]: With dead ends: 200
[2024-11-05 19:25:47,398 INFO  L226             Difference]: Without dead ends: 109
[2024-11-05 19:25:47,400 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 425 GetRequests, 400 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=198, Invalid=452, Unknown=0, NotChecked=0, Total=650
[2024-11-05 19:25:47,401 INFO  L432           NwaCegarLoop]: 97 mSDtfsCounter, 141 mSDsluCounter, 347 mSDsCounter, 0 mSdLazyCounter, 511 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 444 SdHoareTripleChecker+Invalid, 653 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 511 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time
[2024-11-05 19:25:47,402 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 444 Invalid, 653 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 511 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time]
[2024-11-05 19:25:47,403 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 109 states.
[2024-11-05 19:25:47,427 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 105.
[2024-11-05 19:25:47,429 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 105 states, 67 states have (on average 1.2686567164179106) internal successors, (85), 67 states have internal predecessors, (85), 33 states have call successors, (33), 4 states have call predecessors, (33), 4 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33)
[2024-11-05 19:25:47,430 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 151 transitions.
[2024-11-05 19:25:47,431 INFO  L78                 Accepts]: Start accepts. Automaton has 105 states and 151 transitions. Word has length 208
[2024-11-05 19:25:47,432 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-05 19:25:47,432 INFO  L471      AbstractCegarLoop]: Abstraction has 105 states and 151 transitions.
[2024-11-05 19:25:47,432 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 16 states, 16 states have (on average 4.5625) internal successors, (73), 16 states have internal predecessors, (73), 3 states have call successors, (48), 3 states have call predecessors, (48), 7 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49)
[2024-11-05 19:25:47,432 INFO  L276                IsEmpty]: Start isEmpty. Operand 105 states and 151 transitions.
[2024-11-05 19:25:47,438 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 210
[2024-11-05 19:25:47,439 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-05 19:25:47,439 INFO  L215           NwaCegarLoop]: trace histogram [33, 33, 33, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-05 19:25:47,473 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0
[2024-11-05 19:25:47,640 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-05 19:25:47,641 INFO  L396      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-05 19:25:47,642 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-05 19:25:47,642 INFO  L85        PathProgramCache]: Analyzing trace with hash -391642492, now seen corresponding path program 1 times
[2024-11-05 19:25:47,642 INFO  L118   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2024-11-05 19:25:47,642 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1212770521]
[2024-11-05 19:25:47,642 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-05 19:25:47,643 INFO  L173          SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-05 19:25:47,643 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-05 19:25:47,647 INFO  L229       MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-05 19:25:47,649 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 (4)] Waiting until timeout for monitored process
[2024-11-05 19:25:47,870 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-05 19:25:47,881 INFO  L255         TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 3 conjuncts are in the unsatisfiable core
[2024-11-05 19:25:47,887 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-05 19:25:47,909 INFO  L134       CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked.
[2024-11-05 19:25:47,909 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-05 19:25:48,057 INFO  L134       CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked.
[2024-11-05 19:25:48,058 INFO  L136   FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace
[2024-11-05 19:25:48,058 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1212770521]
[2024-11-05 19:25:48,058 INFO  L158   FreeRefinementEngine]: IpTcStrategyModulePreferences [1212770521] provided 2 perfect and 0 imperfect interpolant sequences
[2024-11-05 19:25:48,059 INFO  L185   FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences.
[2024-11-05 19:25:48,059 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4
[2024-11-05 19:25:48,059 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551120326]
[2024-11-05 19:25:48,059 INFO  L85    oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton
[2024-11-05 19:25:48,060 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-05 19:25:48,060 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2024-11-05 19:25:48,061 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-05 19:25:48,061 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-11-05 19:25:48,061 INFO  L87              Difference]: Start difference. First operand 105 states and 151 transitions. Second operand  has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33)
[2024-11-05 19:25:48,507 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-05 19:25:48,507 INFO  L93              Difference]: Finished difference Result 260 states and 385 transitions.
[2024-11-05 19:25:48,510 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-11-05 19:25:48,510 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 209
[2024-11-05 19:25:48,511 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-05 19:25:48,513 INFO  L225             Difference]: With dead ends: 260
[2024-11-05 19:25:48,517 INFO  L226             Difference]: Without dead ends: 158
[2024-11-05 19:25:48,518 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 416 GetRequests, 414 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-11-05 19:25:48,519 INFO  L432           NwaCegarLoop]: 139 mSDtfsCounter, 21 mSDsluCounter, 169 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 308 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time
[2024-11-05 19:25:48,519 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 308 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time]
[2024-11-05 19:25:48,523 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 158 states.
[2024-11-05 19:25:48,552 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 105.
[2024-11-05 19:25:48,553 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 105 states, 67 states have (on average 1.2537313432835822) internal successors, (84), 67 states have internal predecessors, (84), 33 states have call successors, (33), 4 states have call predecessors, (33), 4 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33)
[2024-11-05 19:25:48,553 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 150 transitions.
[2024-11-05 19:25:48,556 INFO  L78                 Accepts]: Start accepts. Automaton has 105 states and 150 transitions. Word has length 209
[2024-11-05 19:25:48,557 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-05 19:25:48,557 INFO  L471      AbstractCegarLoop]: Abstraction has 105 states and 150 transitions.
[2024-11-05 19:25:48,558 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33)
[2024-11-05 19:25:48,558 INFO  L276                IsEmpty]: Start isEmpty. Operand 105 states and 150 transitions.
[2024-11-05 19:25:48,562 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 211
[2024-11-05 19:25:48,562 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-05 19:25:48,562 INFO  L215           NwaCegarLoop]: trace histogram [33, 33, 33, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-05 19:25:48,573 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 (4)] Ended with exit code 0
[2024-11-05 19:25:48,763 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-05 19:25:48,764 INFO  L396      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-05 19:25:48,764 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-05 19:25:48,764 INFO  L85        PathProgramCache]: Analyzing trace with hash -2087064376, now seen corresponding path program 1 times
[2024-11-05 19:25:48,765 INFO  L118   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2024-11-05 19:25:48,765 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1157391953]
[2024-11-05 19:25:48,765 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-05 19:25:48,765 INFO  L173          SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-05 19:25:48,765 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-05 19:25:48,768 INFO  L229       MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-05 19:25:48,770 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 (5)] Waiting until timeout for monitored process
[2024-11-05 19:25:48,983 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-05 19:25:48,993 INFO  L255         TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 12 conjuncts are in the unsatisfiable core
[2024-11-05 19:25:48,998 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-05 19:25:49,992 INFO  L134       CoverageAnalysis]: Checked inductivity of 2112 backedges. 1060 proven. 198 refuted. 0 times theorem prover too weak. 854 trivial. 0 not checked.
[2024-11-05 19:25:49,993 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-05 19:25:50,693 INFO  L134       CoverageAnalysis]: Checked inductivity of 2112 backedges. 66 proven. 123 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked.
[2024-11-05 19:25:50,694 INFO  L136   FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace
[2024-11-05 19:25:50,694 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1157391953]
[2024-11-05 19:25:50,694 INFO  L158   FreeRefinementEngine]: IpTcStrategyModulePreferences [1157391953] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-05 19:25:50,694 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2024-11-05 19:25:50,695 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10] total 21
[2024-11-05 19:25:50,695 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041727377]
[2024-11-05 19:25:50,695 INFO  L85    oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2024-11-05 19:25:50,696 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 21 states
[2024-11-05 19:25:50,696 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2024-11-05 19:25:50,697 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants.
[2024-11-05 19:25:50,697 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=322, Unknown=0, NotChecked=0, Total=420
[2024-11-05 19:25:50,697 INFO  L87              Difference]: Start difference. First operand 105 states and 150 transitions. Second operand  has 21 states, 20 states have (on average 4.55) internal successors, (91), 19 states have internal predecessors, (91), 6 states have call successors, (61), 4 states have call predecessors, (61), 8 states have return successors, (62), 6 states have call predecessors, (62), 6 states have call successors, (62)
[2024-11-05 19:25:55,247 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-05 19:25:55,247 INFO  L93              Difference]: Finished difference Result 471 states and 639 transitions.
[2024-11-05 19:25:55,248 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. 
[2024-11-05 19:25:55,248 INFO  L78                 Accepts]: Start accepts. Automaton has  has 21 states, 20 states have (on average 4.55) internal successors, (91), 19 states have internal predecessors, (91), 6 states have call successors, (61), 4 states have call predecessors, (61), 8 states have return successors, (62), 6 states have call predecessors, (62), 6 states have call successors, (62) Word has length 210
[2024-11-05 19:25:55,249 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-05 19:25:55,252 INFO  L225             Difference]: With dead ends: 471
[2024-11-05 19:25:55,252 INFO  L226             Difference]: Without dead ends: 369
[2024-11-05 19:25:55,255 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 468 GetRequests, 403 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1387 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=983, Invalid=3439, Unknown=0, NotChecked=0, Total=4422
[2024-11-05 19:25:55,256 INFO  L432           NwaCegarLoop]: 159 mSDtfsCounter, 287 mSDsluCounter, 755 mSDsCounter, 0 mSdLazyCounter, 1144 mSolverCounterSat, 215 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 292 SdHoareTripleChecker+Valid, 914 SdHoareTripleChecker+Invalid, 1359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 215 IncrementalHoareTripleChecker+Valid, 1144 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time
[2024-11-05 19:25:55,256 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [292 Valid, 914 Invalid, 1359 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [215 Valid, 1144 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time]
[2024-11-05 19:25:55,257 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 369 states.
[2024-11-05 19:25:55,293 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 237.
[2024-11-05 19:25:55,294 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 237 states, 154 states have (on average 1.2142857142857142) internal successors, (187), 154 states have internal predecessors, (187), 66 states have call successors, (66), 16 states have call predecessors, (66), 16 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66)
[2024-11-05 19:25:55,296 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 319 transitions.
[2024-11-05 19:25:55,322 INFO  L78                 Accepts]: Start accepts. Automaton has 237 states and 319 transitions. Word has length 210
[2024-11-05 19:25:55,323 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-05 19:25:55,323 INFO  L471      AbstractCegarLoop]: Abstraction has 237 states and 319 transitions.
[2024-11-05 19:25:55,323 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 21 states, 20 states have (on average 4.55) internal successors, (91), 19 states have internal predecessors, (91), 6 states have call successors, (61), 4 states have call predecessors, (61), 8 states have return successors, (62), 6 states have call predecessors, (62), 6 states have call successors, (62)
[2024-11-05 19:25:55,324 INFO  L276                IsEmpty]: Start isEmpty. Operand 237 states and 319 transitions.
[2024-11-05 19:25:55,327 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 211
[2024-11-05 19:25:55,327 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-05 19:25:55,327 INFO  L215           NwaCegarLoop]: trace histogram [33, 33, 33, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-05 19:25:55,335 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 (5)] Forceful destruction successful, exit code 0
[2024-11-05 19:25:55,531 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-05 19:25:55,532 INFO  L396      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-05 19:25:55,532 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-05 19:25:55,533 INFO  L85        PathProgramCache]: Analyzing trace with hash 619555018, now seen corresponding path program 1 times
[2024-11-05 19:25:55,533 INFO  L118   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2024-11-05 19:25:55,533 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [575869405]
[2024-11-05 19:25:55,533 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-05 19:25:55,533 INFO  L173          SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-05 19:25:55,533 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-05 19:25:55,535 INFO  L229       MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-05 19:25:55,537 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 (6)] Waiting until timeout for monitored process
[2024-11-05 19:25:55,709 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-05 19:25:55,717 INFO  L255         TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 50 conjuncts are in the unsatisfiable core
[2024-11-05 19:25:55,724 INFO  L278         TraceCheckSpWp]: Computing forward predicates...