./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-14.i --full-output --architecture 32bit


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


Checking for ERROR reachability
Using default analysis
Version e2fb8bed
Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-14.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )

 --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 445ce6bdf080c92f954fc3281f13d2ff84d1c229e33576e3f3398bc314255b4f
--- Real Ultimate output ---
This is Ultimate 0.3.0-?-e2fb8be-m
[2025-03-08 14:39:56,407 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2025-03-08 14:39:56,458 INFO  L114        SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf
[2025-03-08 14:39:56,463 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2025-03-08 14:39:56,464 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2025-03-08 14:39:56,480 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2025-03-08 14:39:56,481 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2025-03-08 14:39:56,481 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2025-03-08 14:39:56,482 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2025-03-08 14:39:56,482 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2025-03-08 14:39:56,482 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2025-03-08 14:39:56,483 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2025-03-08 14:39:56,483 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2025-03-08 14:39:56,483 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2025-03-08 14:39:56,483 INFO  L153        SettingsManager]:  * Use SBE=true
[2025-03-08 14:39:56,484 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2025-03-08 14:39:56,484 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2025-03-08 14:39:56,484 INFO  L153        SettingsManager]:  * sizeof long=4
[2025-03-08 14:39:56,484 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2025-03-08 14:39:56,484 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2025-03-08 14:39:56,484 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2025-03-08 14:39:56,484 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2025-03-08 14:39:56,484 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2025-03-08 14:39:56,484 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2025-03-08 14:39:56,484 INFO  L153        SettingsManager]:  * sizeof long double=12
[2025-03-08 14:39:56,484 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2025-03-08 14:39:56,484 INFO  L153        SettingsManager]:  * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2025-03-08 14:39:56,484 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2025-03-08 14:39:56,485 INFO  L151        SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2025-03-08 14:39:56,485 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2025-03-08 14:39:56,485 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2025-03-08 14:39:56,485 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2025-03-08 14:39:56,485 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2025-03-08 14:39:56,485 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2025-03-08 14:39:56,485 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2025-03-08 14:39:56,485 INFO  L153        SettingsManager]:  * Compute procedure contracts=false
[2025-03-08 14:39:56,485 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2025-03-08 14:39:56,485 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2025-03-08 14:39:56,485 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2025-03-08 14:39:56,485 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2025-03-08 14:39:56,485 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2025-03-08 14:39:56,485 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2025-03-08 14:39:56,485 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2025-03-08 14:39:56,485 INFO  L153        SettingsManager]:  * Looper check in Petri net analysis=SEMANTIC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )


Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 445ce6bdf080c92f954fc3281f13d2ff84d1c229e33576e3f3398bc314255b4f
[2025-03-08 14:39:56,699 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2025-03-08 14:39:56,706 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2025-03-08 14:39:56,709 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2025-03-08 14:39:56,710 INFO  L270        PluginConnector]: Initializing CDTParser...
[2025-03-08 14:39:56,710 INFO  L274        PluginConnector]: CDTParser initialized
[2025-03-08 14:39:56,711 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-14.i
[2025-03-08 14:39:57,884 INFO  L533              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4602bb08/3b6914637ec44e6a84263fee5e27284e/FLAGec3c0f658
[2025-03-08 14:39:58,128 INFO  L384              CDTParser]: Found 1 translation units.
[2025-03-08 14:39:58,129 INFO  L180              CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-14.i
[2025-03-08 14:39:58,137 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4602bb08/3b6914637ec44e6a84263fee5e27284e/FLAGec3c0f658
[2025-03-08 14:39:58,433 INFO  L435              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4602bb08/3b6914637ec44e6a84263fee5e27284e
[2025-03-08 14:39:58,435 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2025-03-08 14:39:58,437 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2025-03-08 14:39:58,439 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2025-03-08 14:39:58,439 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2025-03-08 14:39:58,442 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2025-03-08 14:39:58,442 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 02:39:58" (1/1) ...
[2025-03-08 14:39:58,444 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6181a499 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:39:58, skipping insertion in model container
[2025-03-08 14:39:58,445 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 02:39:58" (1/1) ...
[2025-03-08 14:39:58,463 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2025-03-08 14:39:58,560 WARN  L250   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-14.i[915,928]
[2025-03-08 14:39:58,598 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2025-03-08 14:39:58,604 INFO  L200         MainTranslator]: Completed pre-run
[2025-03-08 14:39:58,611 WARN  L250   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-14.i[915,928]
[2025-03-08 14:39:58,637 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2025-03-08 14:39:58,648 INFO  L204         MainTranslator]: Completed translation
[2025-03-08 14:39:58,649 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:39:58 WrapperNode
[2025-03-08 14:39:58,649 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2025-03-08 14:39:58,650 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2025-03-08 14:39:58,650 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2025-03-08 14:39:58,650 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2025-03-08 14:39:58,654 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:39:58" (1/1) ...
[2025-03-08 14:39:58,661 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:39:58" (1/1) ...
[2025-03-08 14:39:58,684 INFO  L138                Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 149
[2025-03-08 14:39:58,685 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2025-03-08 14:39:58,685 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2025-03-08 14:39:58,685 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2025-03-08 14:39:58,685 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2025-03-08 14:39:58,691 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:39:58" (1/1) ...
[2025-03-08 14:39:58,691 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:39:58" (1/1) ...
[2025-03-08 14:39:58,698 INFO  L184        PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:39:58" (1/1) ...
[2025-03-08 14:39:58,709 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].
[2025-03-08 14:39:58,709 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:39:58" (1/1) ...
[2025-03-08 14:39:58,709 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:39:58" (1/1) ...
[2025-03-08 14:39:58,715 INFO  L184        PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:39:58" (1/1) ...
[2025-03-08 14:39:58,716 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:39:58" (1/1) ...
[2025-03-08 14:39:58,717 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:39:58" (1/1) ...
[2025-03-08 14:39:58,718 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:39:58" (1/1) ...
[2025-03-08 14:39:58,720 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2025-03-08 14:39:58,721 INFO  L112        PluginConnector]: ------------------------IcfgBuilder----------------------------
[2025-03-08 14:39:58,721 INFO  L270        PluginConnector]: Initializing IcfgBuilder...
[2025-03-08 14:39:58,721 INFO  L274        PluginConnector]: IcfgBuilder initialized
[2025-03-08 14:39:58,722 INFO  L184        PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:39:58" (1/1) ...
[2025-03-08 14:39:58,725 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2025-03-08 14:39:58,735 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2025-03-08 14:39:58,746 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2025-03-08 14:39:58,748 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2025-03-08 14:39:58,764 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2025-03-08 14:39:58,764 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2025-03-08 14:39:58,764 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2025-03-08 14:39:58,764 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int#0
[2025-03-08 14:39:58,764 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2025-03-08 14:39:58,764 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2025-03-08 14:39:58,823 INFO  L256             CfgBuilder]: Building ICFG
[2025-03-08 14:39:58,824 INFO  L286             CfgBuilder]: Building CFG for each procedure with an implementation
[2025-03-08 14:39:59,125 INFO  L?                        ?]: Removed 13 outVars from TransFormulas that were not future-live.
[2025-03-08 14:39:59,126 INFO  L307             CfgBuilder]: Performing block encoding
[2025-03-08 14:39:59,132 INFO  L331             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2025-03-08 14:39:59,133 INFO  L336             CfgBuilder]: Removed 0 assume(true) statements.
[2025-03-08 14:39:59,133 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 02:39:59 BoogieIcfgContainer
[2025-03-08 14:39:59,133 INFO  L131        PluginConnector]: ------------------------ END IcfgBuilder----------------------------
[2025-03-08 14:39:59,139 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2025-03-08 14:39:59,139 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2025-03-08 14:39:59,142 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2025-03-08 14:39:59,143 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 02:39:58" (1/3) ...
[2025-03-08 14:39:59,143 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a3771c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 02:39:59, skipping insertion in model container
[2025-03-08 14:39:59,144 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:39:58" (2/3) ...
[2025-03-08 14:39:59,144 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a3771c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 02:39:59, skipping insertion in model container
[2025-03-08 14:39:59,144 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 02:39:59" (3/3) ...
[2025-03-08 14:39:59,145 INFO  L128   eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-14.i
[2025-03-08 14:39:59,156 INFO  L216   ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2025-03-08 14:39:59,157 INFO  L151   ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-14.i that has 2 procedures, 64 locations, 1 initial locations, 1 loop locations, and 1 error locations.
[2025-03-08 14:39:59,205 INFO  L332      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2025-03-08 14:39:59,214 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;@7c9e18ad, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2025-03-08 14:39:59,214 INFO  L334      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2025-03-08 14:39:59,217 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 64 states, 38 states have (on average 1.368421052631579) internal successors, (52), 39 states have internal predecessors, (52), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23)
[2025-03-08 14:39:59,225 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 144
[2025-03-08 14:39:59,225 INFO  L210           NwaCegarLoop]: Found error trace
[2025-03-08 14:39:59,226 INFO  L218           NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-03-08 14:39:59,226 INFO  L396      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2025-03-08 14:39:59,229 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2025-03-08 14:39:59,230 INFO  L85        PathProgramCache]: Analyzing trace with hash -1851238215, now seen corresponding path program 1 times
[2025-03-08 14:39:59,234 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-03-08 14:39:59,235 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980955278]
[2025-03-08 14:39:59,235 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-03-08 14:39:59,235 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-03-08 14:39:59,307 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 143 statements into 1 equivalence classes.
[2025-03-08 14:39:59,331 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 143 of 143 statements.
[2025-03-08 14:39:59,334 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-03-08 14:39:59,334 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-03-08 14:39:59,499 INFO  L134       CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked.
[2025-03-08 14:39:59,499 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-03-08 14:39:59,500 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980955278]
[2025-03-08 14:39:59,501 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980955278] provided 0 perfect and 1 imperfect interpolant sequences
[2025-03-08 14:39:59,501 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1619358158]
[2025-03-08 14:39:59,501 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-03-08 14:39:59,502 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2025-03-08 14:39:59,502 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2025-03-08 14:39:59,504 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)
[2025-03-08 14:39:59,506 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2025-03-08 14:39:59,581 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 143 statements into 1 equivalence classes.
[2025-03-08 14:39:59,642 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 143 of 143 statements.
[2025-03-08 14:39:59,642 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-03-08 14:39:59,642 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-03-08 14:39:59,645 INFO  L256         TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 1 conjuncts are in the unsatisfiable core
[2025-03-08 14:39:59,651 INFO  L279         TraceCheckSpWp]: Computing forward predicates...
[2025-03-08 14:39:59,690 INFO  L134       CoverageAnalysis]: Checked inductivity of 1012 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked.
[2025-03-08 14:39:59,691 INFO  L308         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2025-03-08 14:39:59,691 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1619358158] provided 1 perfect and 0 imperfect interpolant sequences
[2025-03-08 14:39:59,691 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2025-03-08 14:39:59,691 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2
[2025-03-08 14:39:59,692 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687365971]
[2025-03-08 14:39:59,693 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-03-08 14:39:59,696 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2025-03-08 14:39:59,696 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-03-08 14:39:59,712 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2025-03-08 14:39:59,713 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2025-03-08 14:39:59,714 INFO  L87              Difference]: Start difference. First operand  has 64 states, 38 states have (on average 1.368421052631579) internal successors, (52), 39 states have internal predecessors, (52), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand  has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23)
[2025-03-08 14:39:59,729 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-03-08 14:39:59,730 INFO  L93              Difference]: Finished difference Result 125 states and 216 transitions.
[2025-03-08 14:39:59,731 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2025-03-08 14:39:59,732 INFO  L78                 Accepts]: Start accepts. Automaton has  has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 143
[2025-03-08 14:39:59,732 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2025-03-08 14:39:59,736 INFO  L225             Difference]: With dead ends: 125
[2025-03-08 14:39:59,736 INFO  L226             Difference]: Without dead ends: 61
[2025-03-08 14:39:59,739 INFO  L434           NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2025-03-08 14:39:59,740 INFO  L435           NwaCegarLoop]: 96 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, 96 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-03-08 14:39:59,740 INFO  L436           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-03-08 14:39:59,749 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 61 states.
[2025-03-08 14:39:59,761 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61.
[2025-03-08 14:39:59,762 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 61 states, 36 states have (on average 1.3055555555555556) internal successors, (47), 36 states have internal predecessors, (47), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23)
[2025-03-08 14:39:59,765 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 93 transitions.
[2025-03-08 14:39:59,766 INFO  L78                 Accepts]: Start accepts. Automaton has 61 states and 93 transitions. Word has length 143
[2025-03-08 14:39:59,766 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2025-03-08 14:39:59,766 INFO  L471      AbstractCegarLoop]: Abstraction has 61 states and 93 transitions.
[2025-03-08 14:39:59,767 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23)
[2025-03-08 14:39:59,767 INFO  L276                IsEmpty]: Start isEmpty. Operand 61 states and 93 transitions.
[2025-03-08 14:39:59,768 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 144
[2025-03-08 14:39:59,768 INFO  L210           NwaCegarLoop]: Found error trace
[2025-03-08 14:39:59,769 INFO  L218           NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-03-08 14:39:59,775 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2025-03-08 14:39:59,969 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,SelfDestructingSolverStorable0
[2025-03-08 14:39:59,970 INFO  L396      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2025-03-08 14:39:59,970 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2025-03-08 14:39:59,970 INFO  L85        PathProgramCache]: Analyzing trace with hash -1449833996, now seen corresponding path program 1 times
[2025-03-08 14:39:59,970 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-03-08 14:39:59,970 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228301720]
[2025-03-08 14:39:59,970 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-03-08 14:39:59,970 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-03-08 14:39:59,997 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 143 statements into 1 equivalence classes.
[2025-03-08 14:40:00,212 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 143 of 143 statements.
[2025-03-08 14:40:00,213 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-03-08 14:40:00,213 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unknown
[2025-03-08 14:40:00,216 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1479914792]
[2025-03-08 14:40:00,216 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-03-08 14:40:00,217 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2025-03-08 14:40:00,217 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2025-03-08 14:40:00,219 INFO  L229       MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2025-03-08 14:40:00,220 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2025-03-08 14:40:00,268 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 143 statements into 1 equivalence classes.
[2025-03-08 14:40:00,366 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 143 of 143 statements.
[2025-03-08 14:40:00,366 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-03-08 14:40:00,366 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-03-08 14:40:00,368 INFO  L256         TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 12 conjuncts are in the unsatisfiable core
[2025-03-08 14:40:00,372 INFO  L279         TraceCheckSpWp]: Computing forward predicates...
[2025-03-08 14:40:00,683 INFO  L134       CoverageAnalysis]: Checked inductivity of 1012 backedges. 222 proven. 6 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked.
[2025-03-08 14:40:00,685 INFO  L312         TraceCheckSpWp]: Computing backward predicates...
[2025-03-08 14:40:00,886 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-03-08 14:40:00,886 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228301720]
[2025-03-08 14:40:00,887 WARN  L311   FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT
[2025-03-08 14:40:00,887 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1479914792]
[2025-03-08 14:40:00,887 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1479914792] provided 0 perfect and 1 imperfect interpolant sequences
[2025-03-08 14:40:00,887 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences.
[2025-03-08 14:40:00,887 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6
[2025-03-08 14:40:00,887 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155845881]
[2025-03-08 14:40:00,887 INFO  L85    oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton
[2025-03-08 14:40:00,888 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2025-03-08 14:40:00,888 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-03-08 14:40:00,889 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2025-03-08 14:40:00,889 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72
[2025-03-08 14:40:00,889 INFO  L87              Difference]: Start difference. First operand 61 states and 93 transitions. Second operand  has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 6 states have internal predecessors, (37), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23)
[2025-03-08 14:40:01,239 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-03-08 14:40:01,239 INFO  L93              Difference]: Finished difference Result 217 states and 329 transitions.
[2025-03-08 14:40:01,240 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2025-03-08 14:40:01,240 INFO  L78                 Accepts]: Start accepts. Automaton has  has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 6 states have internal predecessors, (37), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 143
[2025-03-08 14:40:01,240 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2025-03-08 14:40:01,242 INFO  L225             Difference]: With dead ends: 217
[2025-03-08 14:40:01,242 INFO  L226             Difference]: Without dead ends: 159
[2025-03-08 14:40:01,243 INFO  L434           NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=76, Invalid=134, Unknown=0, NotChecked=0, Total=210
[2025-03-08 14:40:01,243 INFO  L435           NwaCegarLoop]: 89 mSDtfsCounter, 123 mSDsluCounter, 188 mSDsCounter, 0 mSdLazyCounter, 292 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 159 SdHoareTripleChecker+Valid, 277 SdHoareTripleChecker+Invalid, 299 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time
[2025-03-08 14:40:01,243 INFO  L436           NwaCegarLoop]: SdHoareTripleChecker [159 Valid, 277 Invalid, 299 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 292 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time]
[2025-03-08 14:40:01,244 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 159 states.
[2025-03-08 14:40:01,259 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 151.
[2025-03-08 14:40:01,260 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 151 states, 82 states have (on average 1.2439024390243902) internal successors, (102), 83 states have internal predecessors, (102), 64 states have call successors, (64), 4 states have call predecessors, (64), 4 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64)
[2025-03-08 14:40:01,263 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 230 transitions.
[2025-03-08 14:40:01,264 INFO  L78                 Accepts]: Start accepts. Automaton has 151 states and 230 transitions. Word has length 143
[2025-03-08 14:40:01,265 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2025-03-08 14:40:01,266 INFO  L471      AbstractCegarLoop]: Abstraction has 151 states and 230 transitions.
[2025-03-08 14:40:01,266 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 6 states have internal predecessors, (37), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23)
[2025-03-08 14:40:01,266 INFO  L276                IsEmpty]: Start isEmpty. Operand 151 states and 230 transitions.
[2025-03-08 14:40:01,268 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 144
[2025-03-08 14:40:01,268 INFO  L210           NwaCegarLoop]: Found error trace
[2025-03-08 14:40:01,268 INFO  L218           NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-03-08 14:40:01,276 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0
[2025-03-08 14:40:01,469 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1
[2025-03-08 14:40:01,469 INFO  L396      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2025-03-08 14:40:01,470 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2025-03-08 14:40:01,470 INFO  L85        PathProgramCache]: Analyzing trace with hash 292976339, now seen corresponding path program 1 times
[2025-03-08 14:40:01,470 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-03-08 14:40:01,470 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448821006]
[2025-03-08 14:40:01,470 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-03-08 14:40:01,470 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-03-08 14:40:01,480 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 143 statements into 1 equivalence classes.
[2025-03-08 14:40:01,581 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 143 of 143 statements.
[2025-03-08 14:40:01,581 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-03-08 14:40:01,581 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unknown
[2025-03-08 14:40:01,583 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1112507474]
[2025-03-08 14:40:01,583 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-03-08 14:40:01,583 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2025-03-08 14:40:01,585 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2025-03-08 14:40:01,587 INFO  L229       MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2025-03-08 14:40:01,588 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2025-03-08 14:40:01,630 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 143 statements into 1 equivalence classes.
[2025-03-08 14:40:01,775 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 143 of 143 statements.
[2025-03-08 14:40:01,775 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-03-08 14:40:01,775 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-03-08 14:40:01,777 INFO  L256         TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 15 conjuncts are in the unsatisfiable core
[2025-03-08 14:40:01,784 INFO  L279         TraceCheckSpWp]: Computing forward predicates...
[2025-03-08 14:40:02,144 INFO  L134       CoverageAnalysis]: Checked inductivity of 1012 backedges. 396 proven. 15 refuted. 0 times theorem prover too weak. 601 trivial. 0 not checked.
[2025-03-08 14:40:02,145 INFO  L312         TraceCheckSpWp]: Computing backward predicates...
[2025-03-08 14:40:02,293 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-03-08 14:40:02,293 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448821006]
[2025-03-08 14:40:02,293 WARN  L311   FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT
[2025-03-08 14:40:02,293 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1112507474]
[2025-03-08 14:40:02,293 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1112507474] provided 0 perfect and 1 imperfect interpolant sequences
[2025-03-08 14:40:02,293 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences.
[2025-03-08 14:40:02,293 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7
[2025-03-08 14:40:02,294 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234879227]
[2025-03-08 14:40:02,294 INFO  L85    oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton
[2025-03-08 14:40:02,295 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2025-03-08 14:40:02,295 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-03-08 14:40:02,295 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2025-03-08 14:40:02,296 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132
[2025-03-08 14:40:02,296 INFO  L87              Difference]: Start difference. First operand 151 states and 230 transitions. Second operand  has 8 states, 8 states have (on average 4.625) internal successors, (37), 7 states have internal predecessors, (37), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23)
[2025-03-08 14:40:02,804 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-03-08 14:40:02,804 INFO  L93              Difference]: Finished difference Result 291 states and 429 transitions.
[2025-03-08 14:40:02,807 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2025-03-08 14:40:02,808 INFO  L78                 Accepts]: Start accepts. Automaton has  has 8 states, 8 states have (on average 4.625) internal successors, (37), 7 states have internal predecessors, (37), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 143
[2025-03-08 14:40:02,808 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2025-03-08 14:40:02,810 INFO  L225             Difference]: With dead ends: 291
[2025-03-08 14:40:02,810 INFO  L226             Difference]: Without dead ends: 170
[2025-03-08 14:40:02,811 INFO  L434           NwaCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380
[2025-03-08 14:40:02,812 INFO  L435           NwaCegarLoop]: 90 mSDtfsCounter, 91 mSDsluCounter, 251 mSDsCounter, 0 mSdLazyCounter, 357 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 341 SdHoareTripleChecker+Invalid, 364 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 357 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time
[2025-03-08 14:40:02,812 INFO  L436           NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 341 Invalid, 364 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 357 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time]
[2025-03-08 14:40:02,813 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 170 states.
[2025-03-08 14:40:02,825 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 151.
[2025-03-08 14:40:02,826 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 151 states, 84 states have (on average 1.2261904761904763) internal successors, (103), 85 states have internal predecessors, (103), 61 states have call successors, (61), 5 states have call predecessors, (61), 5 states have return successors, (61), 60 states have call predecessors, (61), 61 states have call successors, (61)
[2025-03-08 14:40:02,828 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 225 transitions.
[2025-03-08 14:40:02,829 INFO  L78                 Accepts]: Start accepts. Automaton has 151 states and 225 transitions. Word has length 143
[2025-03-08 14:40:02,829 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2025-03-08 14:40:02,829 INFO  L471      AbstractCegarLoop]: Abstraction has 151 states and 225 transitions.
[2025-03-08 14:40:02,829 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 8 states, 8 states have (on average 4.625) internal successors, (37), 7 states have internal predecessors, (37), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23)
[2025-03-08 14:40:02,829 INFO  L276                IsEmpty]: Start isEmpty. Operand 151 states and 225 transitions.
[2025-03-08 14:40:02,830 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 145
[2025-03-08 14:40:02,830 INFO  L210           NwaCegarLoop]: Found error trace
[2025-03-08 14:40:02,831 INFO  L218           NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-03-08 14:40:02,841 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0
[2025-03-08 14:40:03,031 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2025-03-08 14:40:03,031 INFO  L396      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2025-03-08 14:40:03,032 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2025-03-08 14:40:03,032 INFO  L85        PathProgramCache]: Analyzing trace with hash -36174091, now seen corresponding path program 1 times
[2025-03-08 14:40:03,032 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-03-08 14:40:03,032 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255860346]
[2025-03-08 14:40:03,032 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-03-08 14:40:03,032 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-03-08 14:40:03,040 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 144 statements into 1 equivalence classes.
[2025-03-08 14:40:03,088 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 144 of 144 statements.
[2025-03-08 14:40:03,088 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-03-08 14:40:03,088 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-03-08 14:40:03,391 INFO  L134       CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked.
[2025-03-08 14:40:03,391 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-03-08 14:40:03,391 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255860346]
[2025-03-08 14:40:03,391 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1255860346] provided 1 perfect and 0 imperfect interpolant sequences
[2025-03-08 14:40:03,391 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-03-08 14:40:03,391 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2025-03-08 14:40:03,391 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603174080]
[2025-03-08 14:40:03,392 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-03-08 14:40:03,392 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2025-03-08 14:40:03,392 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-03-08 14:40:03,393 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2025-03-08 14:40:03,393 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2025-03-08 14:40:03,393 INFO  L87              Difference]: Start difference. First operand 151 states and 225 transitions. Second operand  has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23)
[2025-03-08 14:40:03,525 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-03-08 14:40:03,525 INFO  L93              Difference]: Finished difference Result 421 states and 619 transitions.
[2025-03-08 14:40:03,526 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2025-03-08 14:40:03,526 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 144
[2025-03-08 14:40:03,527 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2025-03-08 14:40:03,529 INFO  L225             Difference]: With dead ends: 421
[2025-03-08 14:40:03,529 INFO  L226             Difference]: Without dead ends: 296
[2025-03-08 14:40:03,530 INFO  L434           NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2025-03-08 14:40:03,530 INFO  L435           NwaCegarLoop]: 100 mSDtfsCounter, 70 mSDsluCounter, 170 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 270 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2025-03-08 14:40:03,531 INFO  L436           NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 270 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2025-03-08 14:40:03,531 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 296 states.
[2025-03-08 14:40:03,573 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 274.
[2025-03-08 14:40:03,576 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 274 states, 156 states have (on average 1.2243589743589745) internal successors, (191), 157 states have internal predecessors, (191), 107 states have call successors, (107), 10 states have call predecessors, (107), 10 states have return successors, (107), 106 states have call predecessors, (107), 107 states have call successors, (107)
[2025-03-08 14:40:03,577 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 274 states and 405 transitions.
[2025-03-08 14:40:03,578 INFO  L78                 Accepts]: Start accepts. Automaton has 274 states and 405 transitions. Word has length 144
[2025-03-08 14:40:03,578 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2025-03-08 14:40:03,578 INFO  L471      AbstractCegarLoop]: Abstraction has 274 states and 405 transitions.
[2025-03-08 14:40:03,581 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23)
[2025-03-08 14:40:03,581 INFO  L276                IsEmpty]: Start isEmpty. Operand 274 states and 405 transitions.
[2025-03-08 14:40:03,582 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 145
[2025-03-08 14:40:03,584 INFO  L210           NwaCegarLoop]: Found error trace
[2025-03-08 14:40:03,584 INFO  L218           NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-03-08 14:40:03,584 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2025-03-08 14:40:03,584 INFO  L396      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2025-03-08 14:40:03,585 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2025-03-08 14:40:03,585 INFO  L85        PathProgramCache]: Analyzing trace with hash -1833125450, now seen corresponding path program 1 times
[2025-03-08 14:40:03,585 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-03-08 14:40:03,585 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614930612]
[2025-03-08 14:40:03,585 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-03-08 14:40:03,585 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-03-08 14:40:03,595 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 144 statements into 1 equivalence classes.
[2025-03-08 14:40:03,662 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 144 of 144 statements.
[2025-03-08 14:40:03,662 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-03-08 14:40:03,663 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unknown
[2025-03-08 14:40:03,664 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [522531151]
[2025-03-08 14:40:03,664 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-03-08 14:40:03,665 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2025-03-08 14:40:03,665 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2025-03-08 14:40:03,667 INFO  L229       MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2025-03-08 14:40:03,671 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2025-03-08 14:40:03,712 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 144 statements into 1 equivalence classes.
[2025-03-08 14:40:03,763 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 144 of 144 statements.
[2025-03-08 14:40:03,763 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-03-08 14:40:03,764 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is sat
[2025-03-08 14:40:03,764 INFO  L348             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2025-03-08 14:40:03,782 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 144 statements into 1 equivalence classes.
[2025-03-08 14:40:03,802 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 144 of 144 statements.
[2025-03-08 14:40:03,802 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-03-08 14:40:03,802 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is sat
[2025-03-08 14:40:03,866 INFO  L130   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2025-03-08 14:40:03,866 INFO  L340         BasicCegarLoop]: Counterexample is feasible
[2025-03-08 14:40:03,867 INFO  L782   garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2025-03-08 14:40:03,875 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0
[2025-03-08 14:40:04,068 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2025-03-08 14:40:04,071 INFO  L422         BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1]
[2025-03-08 14:40:04,160 INFO  L170   ceAbstractionStarter]: Computing trace abstraction results
[2025-03-08 14:40:04,164 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.03 02:40:04 BoogieIcfgContainer
[2025-03-08 14:40:04,165 INFO  L131        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2025-03-08 14:40:04,166 INFO  L112        PluginConnector]: ------------------------Witness Printer----------------------------
[2025-03-08 14:40:04,166 INFO  L270        PluginConnector]: Initializing Witness Printer...
[2025-03-08 14:40:04,167 INFO  L274        PluginConnector]: Witness Printer initialized
[2025-03-08 14:40:04,167 INFO  L184        PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 02:39:59" (3/4) ...
[2025-03-08 14:40:04,169 INFO  L149         WitnessPrinter]: No result that supports witness generation found
[2025-03-08 14:40:04,169 INFO  L131        PluginConnector]: ------------------------ END Witness Printer----------------------------
[2025-03-08 14:40:04,170 INFO  L158              Benchmark]: Toolchain (without parser) took 5733.45ms. Allocated memory is still 167.8MB. Free memory was 128.6MB in the beginning and 51.4MB in the end (delta: 77.2MB). Peak memory consumption was 75.0MB. Max. memory is 16.1GB.
[2025-03-08 14:40:04,170 INFO  L158              Benchmark]: CDTParser took 0.81ms. Allocated memory is still 201.3MB. Free memory is still 125.3MB. There was no memory consumed. Max. memory is 16.1GB.
[2025-03-08 14:40:04,171 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 210.77ms. Allocated memory is still 167.8MB. Free memory was 128.6MB in the beginning and 114.4MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2025-03-08 14:40:04,171 INFO  L158              Benchmark]: Boogie Procedure Inliner took 35.07ms. Allocated memory is still 167.8MB. Free memory was 114.4MB in the beginning and 110.9MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB.
[2025-03-08 14:40:04,171 INFO  L158              Benchmark]: Boogie Preprocessor took 35.17ms. Allocated memory is still 167.8MB. Free memory was 110.9MB in the beginning and 105.0MB in the end (delta: 5.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2025-03-08 14:40:04,172 INFO  L158              Benchmark]: IcfgBuilder took 412.72ms. Allocated memory is still 167.8MB. Free memory was 104.6MB in the beginning and 81.4MB in the end (delta: 23.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
[2025-03-08 14:40:04,172 INFO  L158              Benchmark]: TraceAbstraction took 5026.21ms. Allocated memory is still 167.8MB. Free memory was 81.0MB in the beginning and 51.5MB in the end (delta: 29.5MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB.
[2025-03-08 14:40:04,172 INFO  L158              Benchmark]: Witness Printer took 3.10ms. Allocated memory is still 167.8MB. Free memory was 51.5MB in the beginning and 51.4MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB.
[2025-03-08 14:40:04,173 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.81ms. Allocated memory is still 201.3MB. Free memory is still 125.3MB. There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 210.77ms. Allocated memory is still 167.8MB. Free memory was 128.6MB in the beginning and 114.4MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
 * Boogie Procedure Inliner took 35.07ms. Allocated memory is still 167.8MB. Free memory was 114.4MB in the beginning and 110.9MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB.
 * Boogie Preprocessor took 35.17ms. Allocated memory is still 167.8MB. Free memory was 110.9MB in the beginning and 105.0MB in the end (delta: 5.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
 * IcfgBuilder took 412.72ms. Allocated memory is still 167.8MB. Free memory was 104.6MB in the beginning and 81.4MB in the end (delta: 23.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
 * TraceAbstraction took 5026.21ms. Allocated memory is still 167.8MB. Free memory was 81.0MB in the beginning and 51.5MB in the end (delta: 29.5MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB.
 * Witness Printer took 3.10ms. Allocated memory is still 167.8MB. Free memory was 51.5MB in the beginning and 51.4MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: ErrorAutomatonStatistics
    NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
  - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable
    Unable to prove that a call to reach_error is unreachable
 Reason: overapproximation of someBinaryFLOATComparisonOperation at line 123, overapproximation of someBinaryFLOATComparisonOperation at line 134, overapproximation of someBinaryFLOATComparisonOperation at line 70, overapproximation of someBinaryFLOATComparisonOperation at line 121, overapproximation of someBinaryFLOATComparisonOperation at line 68, overapproximation of someBinaryDOUBLEComparisonOperation at line 134, overapproximation of someBinaryDOUBLEComparisonOperation at line 53. 
Possible FailurePath: 
[L21]                    unsigned char isInitial = 0;
[L22]                    signed long int var_1_1 = -10;
[L23]                    unsigned char var_1_4 = 0;
[L24]                    unsigned char var_1_7 = 1;
[L25]                    unsigned char var_1_8 = 0;
[L26]                    unsigned char var_1_9 = 0;
[L27]                    unsigned char var_1_10 = 1;
[L28]                    unsigned long int var_1_11 = 16;
[L29]                    signed short int var_1_12 = -32;
[L30]                    unsigned char var_1_15 = 8;
[L31]                    unsigned char var_1_17 = 100;
[L32]                    unsigned char var_1_18 = 10;
[L33]                    signed long int var_1_19 = 1;
[L34]                    unsigned char var_1_20 = 5;
[L35]                    float var_1_21 = 25.5;
[L36]                    signed long int var_1_23 = -5;
[L37]                    float var_1_24 = 1.125;
[L38]                    float var_1_25 = 15.25;
[L39]                    signed long int var_1_26 = 5;
[L40]                    unsigned char var_1_28 = 16;
[L41]                    unsigned char last_1_var_1_4 = 0;
[L42]                    unsigned char last_1_var_1_15 = 8;
[L43]                    signed long int last_1_var_1_19 = 1;
[L44]                    float last_1_var_1_21 = 25.5;
[L45]                    signed long int last_1_var_1_26 = 5;
[L46]                    unsigned char last_1_var_1_28 = 16;
             VAL         [isInitial=0, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0]
[L138]                   isInitial = 1
[L139]       FCALL       initially()
[L140]                   int k_loop;
[L141]                   k_loop = 0
             VAL         [isInitial=1, k_loop=0, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0]
[L141]       COND TRUE   k_loop < 1
[L142]       CALL        updateLastVariables()
[L126]                   last_1_var_1_4 = var_1_4
[L127]                   last_1_var_1_15 = var_1_15
[L128]                   last_1_var_1_19 = var_1_19
[L129]                   last_1_var_1_21 = var_1_21
[L130]                   last_1_var_1_26 = var_1_26
[L131]                   last_1_var_1_28 = var_1_28
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0]
[L142]       RET         updateLastVariables()
[L143]       CALL        updateVariables()
[L90]                    var_1_7 = __VERIFIER_nondet_uchar()
[L91]        CALL        assume_abort_if_not(var_1_7 >= 0)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_8=0, var_1_9=0]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_8=0, var_1_9=0]
[L91]        RET         assume_abort_if_not(var_1_7 >= 0)
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_8=0, var_1_9=0]
[L92]        CALL        assume_abort_if_not(var_1_7 <= 1)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=0]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=0]
[L92]        RET         assume_abort_if_not(var_1_7 <= 1)
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=0]
[L93]                    var_1_8 = __VERIFIER_nondet_uchar()
[L94]        CALL        assume_abort_if_not(var_1_8 >= 0)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_9=0]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_9=0]
[L94]        RET         assume_abort_if_not(var_1_8 >= 0)
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_9=0]
[L95]        CALL        assume_abort_if_not(var_1_8 <= 0)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=0]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=0]
[L95]        RET         assume_abort_if_not(var_1_8 <= 0)
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=0]
[L96]                    var_1_9 = __VERIFIER_nondet_uchar()
[L97]        CALL        assume_abort_if_not(var_1_9 >= 1)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L97]        RET         assume_abort_if_not(var_1_9 >= 1)
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L98]        CALL        assume_abort_if_not(var_1_9 <= 1)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L98]        RET         assume_abort_if_not(var_1_9 <= 1)
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L99]                    var_1_10 = __VERIFIER_nondet_uchar()
[L100]       CALL        assume_abort_if_not(var_1_10 >= 1)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L100]       RET         assume_abort_if_not(var_1_10 >= 1)
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L101]       CALL        assume_abort_if_not(var_1_10 <= 1)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L101]       RET         assume_abort_if_not(var_1_10 <= 1)
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L102]                   var_1_12 = __VERIFIER_nondet_short()
[L103]       CALL        assume_abort_if_not(var_1_12 >= -32768)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L103]       RET         assume_abort_if_not(var_1_12 >= -32768)
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L104]       CALL        assume_abort_if_not(var_1_12 <= 32767)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L104]       RET         assume_abort_if_not(var_1_12 <= 32767)
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L105]       CALL        assume_abort_if_not(var_1_12 != 0)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L105]       RET         assume_abort_if_not(var_1_12 != 0)
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L106]                   var_1_17 = __VERIFIER_nondet_uchar()
[L107]       CALL        assume_abort_if_not(var_1_17 >= 0)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L107]       RET         assume_abort_if_not(var_1_17 >= 0)
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L108]       CALL        assume_abort_if_not(var_1_17 <= 254)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L108]       RET         assume_abort_if_not(var_1_17 <= 254)
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L109]                   var_1_18 = __VERIFIER_nondet_uchar()
[L110]       CALL        assume_abort_if_not(var_1_18 >= 0)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L110]       RET         assume_abort_if_not(var_1_18 >= 0)
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L111]       CALL        assume_abort_if_not(var_1_18 <= 254)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L111]       RET         assume_abort_if_not(var_1_18 <= 254)
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L112]                   var_1_20 = __VERIFIER_nondet_uchar()
[L113]       CALL        assume_abort_if_not(var_1_20 >= 0)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L113]       RET         assume_abort_if_not(var_1_20 >= 0)
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L114]       CALL        assume_abort_if_not(var_1_20 <= 255)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L114]       RET         assume_abort_if_not(var_1_20 <= 255)
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L115]       CALL        assume_abort_if_not(var_1_20 != 0)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L115]       RET         assume_abort_if_not(var_1_20 != 0)
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L116]                   var_1_23 = __VERIFIER_nondet_long()
[L117]       CALL        assume_abort_if_not(var_1_23 >= -2147483648)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L117]       RET         assume_abort_if_not(var_1_23 >= -2147483648)
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L118]       CALL        assume_abort_if_not(var_1_23 <= 2147483647)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L118]       RET         assume_abort_if_not(var_1_23 <= 2147483647)
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L119]       CALL        assume_abort_if_not(var_1_23 != 0)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L119]       RET         assume_abort_if_not(var_1_23 != 0)
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L120]                   var_1_24 = __VERIFIER_nondet_float()
[L121]       CALL        assume_abort_if_not((var_1_24 >= -922337.2036854765600e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F ))
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L121]       RET         assume_abort_if_not((var_1_24 >= -922337.2036854765600e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F ))
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L122]                   var_1_25 = __VERIFIER_nondet_float()
[L123]       CALL        assume_abort_if_not((var_1_25 >= -922337.2036854765600e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F ))
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L123]       RET         assume_abort_if_not((var_1_25 >= -922337.2036854765600e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F ))
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L143]       RET         updateVariables()
[L144]       CALL        step()
[L50]        COND TRUE   (last_1_var_1_28 / var_1_12) <= last_1_var_1_19
[L51]                    var_1_11 = ((((last_1_var_1_28) > (last_1_var_1_15)) ? (last_1_var_1_28) : (last_1_var_1_15)))
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L53]        COND TRUE   ((((last_1_var_1_21) < (-0.5)) ? (last_1_var_1_21) : (-0.5))) > (10.9 * last_1_var_1_21)
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L54]        COND FALSE  !(\read(last_1_var_1_4))
[L57]                    var_1_15 = var_1_18
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L60]                    var_1_1 = (var_1_15 + var_1_15)
[L61]                    var_1_28 = var_1_17
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=1, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L62]        COND TRUE   var_1_9 || ((var_1_11 + last_1_var_1_26) <= 4)
[L63]                    var_1_26 = (var_1_28 - var_1_20)
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=1, var_1_21=51/2, var_1_23=-1, var_1_26=0, var_1_28=1, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L67]        COND TRUE   ((~ var_1_28) * var_1_1) >= (var_1_15 % var_1_23)
[L68]                    var_1_21 = ((((var_1_24) > (var_1_25)) ? (var_1_24) : (var_1_25)))
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=1, var_1_21=2, var_1_23=-1, var_1_24=2, var_1_25=0, var_1_26=0, var_1_28=1, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L70]        COND TRUE   (var_1_21 + 9.999999999999994E14f) < (- var_1_21)
[L71]                    var_1_4 = (var_1_7 && var_1_8)
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=1, var_1_21=2, var_1_23=-1, var_1_24=2, var_1_25=0, var_1_26=0, var_1_28=1, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L77]                    unsigned char stepLocal_1 = var_1_17;
[L78]                    signed long int stepLocal_0 = var_1_15 % var_1_20;
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, stepLocal_0=0, stepLocal_1=1, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=1, var_1_21=2, var_1_23=-1, var_1_24=2, var_1_25=0, var_1_26=0, var_1_28=1, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L79]        COND FALSE  !(stepLocal_0 != var_1_1)
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, stepLocal_1=1, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=1, var_1_21=2, var_1_23=-1, var_1_24=2, var_1_25=0, var_1_26=0, var_1_28=1, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L144]       RET         step()
[L145]       CALL, EXPR  property()
[L134-L135]              return (((((((var_1_1 == ((signed long int) (var_1_15 + var_1_15))) && (((var_1_21 + 9.999999999999994E14f) < (- var_1_21)) ? (var_1_4 == ((unsigned char) (var_1_7 && var_1_8))) : (var_1_7 ? (var_1_4 == ((unsigned char) ((var_1_8 || var_1_9) && var_1_10))) : 1))) && (((last_1_var_1_28 / var_1_12) <= last_1_var_1_19) ? (var_1_11 == ((unsigned long int) ((((last_1_var_1_28) > (last_1_var_1_15)) ? (last_1_var_1_28) : (last_1_var_1_15))))) : 1)) && ((((((last_1_var_1_21) < (-0.5)) ? (last_1_var_1_21) : (-0.5))) > (10.9 * last_1_var_1_21)) ? (last_1_var_1_4 ? (var_1_15 == ((unsigned char) ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) < (var_1_18)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_18))))) : (var_1_15 == ((unsigned char) var_1_18))) : 1)) && (((var_1_15 % var_1_20) != var_1_1) ? ((var_1_18 == var_1_17) ? (var_1_4 ? (var_1_19 == ((signed long int) var_1_18)) : (var_1_19 == ((signed long int) var_1_26))) : 1) : 1)) && ((((~ var_1_28) * var_1_1) >= (var_1_15 % var_1_23)) ? (var_1_21 == ((float) ((((var_1_24) > (var_1_25)) ? (var_1_24) : (var_1_25))))) : 1)) && ((var_1_9 || ((var_1_11 + last_1_var_1_26) <= 4)) ? (var_1_26 == ((signed long int) (var_1_28 - var_1_20))) : (var_1_26 == ((signed long int) (var_1_20 - var_1_17))))) && (var_1_28 == ((unsigned char) var_1_17))
;
             VAL         [\result=0, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=1, var_1_21=2, var_1_23=-1, var_1_24=2, var_1_25=0, var_1_26=0, var_1_28=1, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L145]       RET, EXPR   property()
[L145]       CALL        __VERIFIER_assert(property())
[L19]        COND TRUE   !(cond)
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=1, var_1_21=2, var_1_23=-1, var_1_24=2, var_1_25=0, var_1_26=0, var_1_28=1, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]
[L19]                    reach_error()
             VAL         [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=9, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=1, var_1_21=2, var_1_23=-1, var_1_24=2, var_1_25=0, var_1_26=0, var_1_28=1, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1]

  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 2 procedures, 64 locations, 121 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.9s, OverallIterations: 5, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 350 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 284 mSDsluCounter, 984 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 609 mSDsCounter, 85 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 664 IncrementalHoareTripleChecker+Invalid, 749 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 85 mSolverCounterUnsat, 375 mSDtfsCounter, 664 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 505 GetRequests, 471 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=274occurred in iteration=4, InterpolantAutomatonStates: 34, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 49 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 1290 NumberOfCodeBlocks, 1290 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 711 ConstructedInterpolants, 1 QuantifiedInterpolants, 1973 SizeOfPredicates, 9 NumberOfNonLiveVariables, 1039 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 5 InterpolantComputations, 2 PerfectInterpolantSequences, 4995/5060 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
[2025-03-08 14:40:04,194 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---

Execution finished normally
Using bit-precise analysis
Retrying with bit-precise analysis

### Bit-precise run ###
Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-14.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )

 --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 445ce6bdf080c92f954fc3281f13d2ff84d1c229e33576e3f3398bc314255b4f
--- Real Ultimate output ---
This is Ultimate 0.3.0-?-e2fb8be-m
[2025-03-08 14:40:05,899 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2025-03-08 14:40:06,009 INFO  L114        SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2025-03-08 14:40:06,016 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2025-03-08 14:40:06,016 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2025-03-08 14:40:06,037 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2025-03-08 14:40:06,038 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2025-03-08 14:40:06,038 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2025-03-08 14:40:06,038 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2025-03-08 14:40:06,038 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2025-03-08 14:40:06,038 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2025-03-08 14:40:06,038 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2025-03-08 14:40:06,039 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2025-03-08 14:40:06,039 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2025-03-08 14:40:06,039 INFO  L153        SettingsManager]:  * Use SBE=true
[2025-03-08 14:40:06,039 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2025-03-08 14:40:06,039 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2025-03-08 14:40:06,039 INFO  L153        SettingsManager]:  * sizeof long=4
[2025-03-08 14:40:06,039 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2025-03-08 14:40:06,039 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2025-03-08 14:40:06,039 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2025-03-08 14:40:06,039 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2025-03-08 14:40:06,039 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2025-03-08 14:40:06,039 INFO  L153        SettingsManager]:  * Adapt memory model on pointer casts if necessary=true
[2025-03-08 14:40:06,039 INFO  L153        SettingsManager]:  * Use bitvectors instead of ints=true
[2025-03-08 14:40:06,039 INFO  L153        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2025-03-08 14:40:06,039 INFO  L153        SettingsManager]:  * sizeof long double=12
[2025-03-08 14:40:06,039 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2025-03-08 14:40:06,040 INFO  L153        SettingsManager]:  * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2025-03-08 14:40:06,040 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2025-03-08 14:40:06,040 INFO  L151        SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2025-03-08 14:40:06,040 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2025-03-08 14:40:06,040 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2025-03-08 14:40:06,040 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2025-03-08 14:40:06,040 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2025-03-08 14:40:06,040 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2025-03-08 14:40:06,040 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2025-03-08 14:40:06,040 INFO  L153        SettingsManager]:  * Compute procedure contracts=false
[2025-03-08 14:40:06,040 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2025-03-08 14:40:06,040 INFO  L153        SettingsManager]:  * Trace refinement strategy=FOX
[2025-03-08 14:40:06,040 INFO  L153        SettingsManager]:  * Command for external solver=cvc4 --incremental --print-success --lang smt
[2025-03-08 14:40:06,040 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2025-03-08 14:40:06,040 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2025-03-08 14:40:06,040 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2025-03-08 14:40:06,042 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2025-03-08 14:40:06,042 INFO  L153        SettingsManager]:  * Looper check in Petri net analysis=SEMANTIC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )


Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 445ce6bdf080c92f954fc3281f13d2ff84d1c229e33576e3f3398bc314255b4f
[2025-03-08 14:40:06,267 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2025-03-08 14:40:06,272 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2025-03-08 14:40:06,274 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2025-03-08 14:40:06,275 INFO  L270        PluginConnector]: Initializing CDTParser...
[2025-03-08 14:40:06,275 INFO  L274        PluginConnector]: CDTParser initialized
[2025-03-08 14:40:06,276 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-14.i
[2025-03-08 14:40:07,465 INFO  L533              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6494f49cc/0015307c882547099e62b1ba4f5307fd/FLAGc5ffc31b1
[2025-03-08 14:40:07,623 INFO  L384              CDTParser]: Found 1 translation units.
[2025-03-08 14:40:07,624 INFO  L180              CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-14.i
[2025-03-08 14:40:07,629 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6494f49cc/0015307c882547099e62b1ba4f5307fd/FLAGc5ffc31b1
[2025-03-08 14:40:08,013 INFO  L435              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6494f49cc/0015307c882547099e62b1ba4f5307fd
[2025-03-08 14:40:08,015 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2025-03-08 14:40:08,016 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2025-03-08 14:40:08,017 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2025-03-08 14:40:08,017 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2025-03-08 14:40:08,020 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2025-03-08 14:40:08,021 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 02:40:08" (1/1) ...
[2025-03-08 14:40:08,021 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b2ed4f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:40:08, skipping insertion in model container
[2025-03-08 14:40:08,022 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 02:40:08" (1/1) ...
[2025-03-08 14:40:08,037 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2025-03-08 14:40:08,131 WARN  L250   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-14.i[915,928]
[2025-03-08 14:40:08,163 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2025-03-08 14:40:08,173 INFO  L200         MainTranslator]: Completed pre-run
[2025-03-08 14:40:08,180 WARN  L250   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-14.i[915,928]
[2025-03-08 14:40:08,199 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2025-03-08 14:40:08,213 INFO  L204         MainTranslator]: Completed translation
[2025-03-08 14:40:08,213 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:40:08 WrapperNode
[2025-03-08 14:40:08,214 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2025-03-08 14:40:08,215 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2025-03-08 14:40:08,215 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2025-03-08 14:40:08,215 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2025-03-08 14:40:08,220 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:40:08" (1/1) ...
[2025-03-08 14:40:08,228 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:40:08" (1/1) ...
[2025-03-08 14:40:08,251 INFO  L138                Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 147
[2025-03-08 14:40:08,251 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2025-03-08 14:40:08,252 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2025-03-08 14:40:08,252 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2025-03-08 14:40:08,252 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2025-03-08 14:40:08,262 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:40:08" (1/1) ...
[2025-03-08 14:40:08,262 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:40:08" (1/1) ...
[2025-03-08 14:40:08,267 INFO  L184        PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:40:08" (1/1) ...
[2025-03-08 14:40:08,280 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].
[2025-03-08 14:40:08,281 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:40:08" (1/1) ...
[2025-03-08 14:40:08,281 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:40:08" (1/1) ...
[2025-03-08 14:40:08,291 INFO  L184        PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:40:08" (1/1) ...
[2025-03-08 14:40:08,292 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:40:08" (1/1) ...
[2025-03-08 14:40:08,293 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:40:08" (1/1) ...
[2025-03-08 14:40:08,298 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:40:08" (1/1) ...
[2025-03-08 14:40:08,300 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2025-03-08 14:40:08,301 INFO  L112        PluginConnector]: ------------------------IcfgBuilder----------------------------
[2025-03-08 14:40:08,301 INFO  L270        PluginConnector]: Initializing IcfgBuilder...
[2025-03-08 14:40:08,301 INFO  L274        PluginConnector]: IcfgBuilder initialized
[2025-03-08 14:40:08,306 INFO  L184        PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:40:08" (1/1) ...
[2025-03-08 14:40:08,314 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2025-03-08 14:40:08,328 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2025-03-08 14:40:08,339 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2025-03-08 14:40:08,343 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2025-03-08 14:40:08,361 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2025-03-08 14:40:08,361 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2025-03-08 14:40:08,361 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2025-03-08 14:40:08,361 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2025-03-08 14:40:08,361 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2025-03-08 14:40:08,361 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2025-03-08 14:40:08,422 INFO  L256             CfgBuilder]: Building ICFG
[2025-03-08 14:40:08,423 INFO  L286             CfgBuilder]: Building CFG for each procedure with an implementation
[2025-03-08 14:40:15,173 INFO  L?                        ?]: Removed 13 outVars from TransFormulas that were not future-live.
[2025-03-08 14:40:15,174 INFO  L307             CfgBuilder]: Performing block encoding
[2025-03-08 14:40:15,184 INFO  L331             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2025-03-08 14:40:15,185 INFO  L336             CfgBuilder]: Removed 0 assume(true) statements.
[2025-03-08 14:40:15,185 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 02:40:15 BoogieIcfgContainer
[2025-03-08 14:40:15,185 INFO  L131        PluginConnector]: ------------------------ END IcfgBuilder----------------------------
[2025-03-08 14:40:15,187 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2025-03-08 14:40:15,187 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2025-03-08 14:40:15,190 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2025-03-08 14:40:15,190 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 02:40:08" (1/3) ...
[2025-03-08 14:40:15,190 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5595ca3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 02:40:15, skipping insertion in model container
[2025-03-08 14:40:15,191 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:40:08" (2/3) ...
[2025-03-08 14:40:15,191 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5595ca3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 02:40:15, skipping insertion in model container
[2025-03-08 14:40:15,191 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 02:40:15" (3/3) ...
[2025-03-08 14:40:15,192 INFO  L128   eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-14.i
[2025-03-08 14:40:15,201 INFO  L216   ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2025-03-08 14:40:15,202 INFO  L151   ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-14.i that has 2 procedures, 64 locations, 1 initial locations, 1 loop locations, and 1 error locations.
[2025-03-08 14:40:15,237 INFO  L332      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2025-03-08 14:40:15,245 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;@4dd6bfc4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2025-03-08 14:40:15,245 INFO  L334      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2025-03-08 14:40:15,248 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 64 states, 38 states have (on average 1.368421052631579) internal successors, (52), 39 states have internal predecessors, (52), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23)
[2025-03-08 14:40:15,255 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 144
[2025-03-08 14:40:15,256 INFO  L210           NwaCegarLoop]: Found error trace
[2025-03-08 14:40:15,256 INFO  L218           NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-03-08 14:40:15,256 INFO  L396      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2025-03-08 14:40:15,260 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2025-03-08 14:40:15,260 INFO  L85        PathProgramCache]: Analyzing trace with hash -1851238215, now seen corresponding path program 1 times
[2025-03-08 14:40:15,267 INFO  L118   FreeRefinementEngine]: Executing refinement strategy FOX
[2025-03-08 14:40:15,268 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1714224005]
[2025-03-08 14:40:15,268 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-03-08 14:40:15,268 INFO  L173          SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2025-03-08 14:40:15,269 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2025-03-08 14:40:15,271 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2025-03-08 14:40:15,272 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process
[2025-03-08 14:40:15,331 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 143 statements into 1 equivalence classes.
[2025-03-08 14:40:15,591 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 143 of 143 statements.
[2025-03-08 14:40:15,592 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-03-08 14:40:15,592 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-03-08 14:40:15,610 INFO  L256         TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 1 conjuncts are in the unsatisfiable core
[2025-03-08 14:40:15,616 INFO  L279         TraceCheckSpWp]: Computing forward predicates...
[2025-03-08 14:40:15,646 INFO  L134       CoverageAnalysis]: Checked inductivity of 1012 backedges. 464 proven. 0 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked.
[2025-03-08 14:40:15,646 INFO  L308         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2025-03-08 14:40:15,647 INFO  L136   FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2025-03-08 14:40:15,647 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1714224005]
[2025-03-08 14:40:15,647 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleMathsat [1714224005] provided 1 perfect and 0 imperfect interpolant sequences
[2025-03-08 14:40:15,647 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-03-08 14:40:15,647 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2025-03-08 14:40:15,648 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143291884]
[2025-03-08 14:40:15,649 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-03-08 14:40:15,651 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2025-03-08 14:40:15,651 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2025-03-08 14:40:15,667 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2025-03-08 14:40:15,667 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2025-03-08 14:40:15,669 INFO  L87              Difference]: Start difference. First operand  has 64 states, 38 states have (on average 1.368421052631579) internal successors, (52), 39 states have internal predecessors, (52), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand  has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23)
[2025-03-08 14:40:15,693 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-03-08 14:40:15,695 INFO  L93              Difference]: Finished difference Result 125 states and 216 transitions.
[2025-03-08 14:40:15,696 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2025-03-08 14:40:15,697 INFO  L78                 Accepts]: Start accepts. Automaton has  has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 143
[2025-03-08 14:40:15,697 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2025-03-08 14:40:15,702 INFO  L225             Difference]: With dead ends: 125
[2025-03-08 14:40:15,703 INFO  L226             Difference]: Without dead ends: 61
[2025-03-08 14:40:15,706 INFO  L434           NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2025-03-08 14:40:15,708 INFO  L435           NwaCegarLoop]: 96 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, 96 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-03-08 14:40:15,710 INFO  L436           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-03-08 14:40:15,720 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 61 states.
[2025-03-08 14:40:15,740 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61.
[2025-03-08 14:40:15,742 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 61 states, 36 states have (on average 1.3055555555555556) internal successors, (47), 36 states have internal predecessors, (47), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23)
[2025-03-08 14:40:15,746 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 93 transitions.
[2025-03-08 14:40:15,749 INFO  L78                 Accepts]: Start accepts. Automaton has 61 states and 93 transitions. Word has length 143
[2025-03-08 14:40:15,749 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2025-03-08 14:40:15,749 INFO  L471      AbstractCegarLoop]: Abstraction has 61 states and 93 transitions.
[2025-03-08 14:40:15,750 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23)
[2025-03-08 14:40:15,750 INFO  L276                IsEmpty]: Start isEmpty. Operand 61 states and 93 transitions.
[2025-03-08 14:40:15,753 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 144
[2025-03-08 14:40:15,753 INFO  L210           NwaCegarLoop]: Found error trace
[2025-03-08 14:40:15,753 INFO  L218           NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-03-08 14:40:15,768 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
[2025-03-08 14:40:15,954 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2025-03-08 14:40:15,955 INFO  L396      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2025-03-08 14:40:15,955 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2025-03-08 14:40:15,955 INFO  L85        PathProgramCache]: Analyzing trace with hash -1449833996, now seen corresponding path program 1 times
[2025-03-08 14:40:15,956 INFO  L118   FreeRefinementEngine]: Executing refinement strategy FOX
[2025-03-08 14:40:15,956 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1591814874]
[2025-03-08 14:40:15,956 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-03-08 14:40:15,956 INFO  L173          SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2025-03-08 14:40:15,956 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2025-03-08 14:40:15,962 INFO  L229       MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2025-03-08 14:40:15,963 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process
[2025-03-08 14:40:16,017 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 143 statements into 1 equivalence classes.
[2025-03-08 14:40:16,301 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 143 of 143 statements.
[2025-03-08 14:40:16,301 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-03-08 14:40:16,301 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-03-08 14:40:16,316 INFO  L256         TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 21 conjuncts are in the unsatisfiable core
[2025-03-08 14:40:16,324 INFO  L279         TraceCheckSpWp]: Computing forward predicates...
[2025-03-08 14:40:31,339 INFO  L134       CoverageAnalysis]: Checked inductivity of 1012 backedges. 318 proven. 54 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked.
[2025-03-08 14:40:31,340 INFO  L312         TraceCheckSpWp]: Computing backward predicates...