./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-58.i --full-output --architecture 32bit


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


Checking for ERROR reachability
Using default analysis
Version 3061b6dc
Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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_1.5.800.v20200727-1323.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_codestructure_normal_file-58.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 96b38d981ab2c29d6aa004a84880ce68546a2e4edd87db11e524adc2046dd497
--- Real Ultimate output ---
This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m
[2024-11-18 18:38:57,580 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-11-18 18:38:57,652 INFO  L114        SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf
[2024-11-18 18:38:57,666 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-11-18 18:38:57,667 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-18 18:38:57,689 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-18 18:38:57,690 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-18 18:38:57,691 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-18 18:38:57,691 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-18 18:38:57,691 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2024-11-18 18:38:57,692 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-18 18:38:57,692 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-18 18:38:57,693 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-18 18:38:57,693 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-11-18 18:38:57,693 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-11-18 18:38:57,694 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-18 18:38:57,694 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-11-18 18:38:57,694 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-11-18 18:38:57,695 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2024-11-18 18:38:57,695 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-11-18 18:38:57,695 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-11-18 18:38:57,698 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-11-18 18:38:57,698 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-18 18:38:57,699 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-11-18 18:38:57,702 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-11-18 18:38:57,702 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-11-18 18:38:57,703 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-11-18 18:38:57,703 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-11-18 18:38:57,703 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-18 18:38:57,704 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-11-18 18:38:57,704 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-11-18 18:38:57,705 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-11-18 18:38:57,705 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-18 18:38:57,705 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-18 18:38:57,706 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-11-18 18:38:57,706 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-18 18:38:57,706 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2024-11-18 18:38:57,706 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-18 18:38:57,706 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-18 18:38:57,707 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-18 18:38:57,707 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2024-11-18 18:38:57,707 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-18 18:38:57,707 INFO  L153        SettingsManager]:  * Looper check in Petri net analysis=SEMANTIC
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.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 -> 96b38d981ab2c29d6aa004a84880ce68546a2e4edd87db11e524adc2046dd497
[2024-11-18 18:38:57,951 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-18 18:38:57,976 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-18 18:38:57,979 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-18 18:38:57,981 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-11-18 18:38:57,981 INFO  L274        PluginConnector]: CDTParser initialized
[2024-11-18 18:38:57,983 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-58.i
[2024-11-18 18:38:59,446 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-11-18 18:38:59,652 INFO  L384              CDTParser]: Found 1 translation units.
[2024-11-18 18:38:59,654 INFO  L180              CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-58.i
[2024-11-18 18:38:59,668 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6abba38d1/db75ec95ec9a4d8984b128e6af97c864/FLAG5b5cb0515
[2024-11-18 18:38:59,680 INFO  L435              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6abba38d1/db75ec95ec9a4d8984b128e6af97c864
[2024-11-18 18:38:59,683 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-18 18:38:59,684 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-18 18:38:59,685 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-18 18:38:59,685 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-18 18:38:59,690 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-18 18:38:59,691 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:38:59" (1/1) ...
[2024-11-18 18:38:59,692 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@413c8c58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:38:59, skipping insertion in model container
[2024-11-18 18:38:59,692 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:38:59" (1/1) ...
[2024-11-18 18:38:59,724 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-11-18 18:38:59,942 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_codestructure_normal_file-58.i[913,926]
[2024-11-18 18:39:00,049 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-18 18:39:00,064 INFO  L200         MainTranslator]: Completed pre-run
[2024-11-18 18:39:00,077 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_codestructure_normal_file-58.i[913,926]
[2024-11-18 18:39:00,104 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-18 18:39:00,129 INFO  L204         MainTranslator]: Completed translation
[2024-11-18 18:39:00,130 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:00 WrapperNode
[2024-11-18 18:39:00,130 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-18 18:39:00,132 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-18 18:39:00,132 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-18 18:39:00,132 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-18 18:39:00,138 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:00" (1/1) ...
[2024-11-18 18:39:00,147 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:00" (1/1) ...
[2024-11-18 18:39:00,195 INFO  L138                Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 154
[2024-11-18 18:39:00,196 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-18 18:39:00,196 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-18 18:39:00,197 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-18 18:39:00,197 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-11-18 18:39:00,213 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:00" (1/1) ...
[2024-11-18 18:39:00,213 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:00" (1/1) ...
[2024-11-18 18:39:00,217 INFO  L184        PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:00" (1/1) ...
[2024-11-18 18:39:00,246 INFO  L175           MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0].
[2024-11-18 18:39:00,246 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:00" (1/1) ...
[2024-11-18 18:39:00,247 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:00" (1/1) ...
[2024-11-18 18:39:00,261 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:00" (1/1) ...
[2024-11-18 18:39:00,270 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:00" (1/1) ...
[2024-11-18 18:39:00,272 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:00" (1/1) ...
[2024-11-18 18:39:00,274 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:00" (1/1) ...
[2024-11-18 18:39:00,278 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-18 18:39:00,279 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-18 18:39:00,279 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-11-18 18:39:00,279 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-11-18 18:39:00,280 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:00" (1/1) ...
[2024-11-18 18:39:00,286 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-18 18:39:00,297 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-18 18:39:00,313 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-18 18:39:00,320 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-18 18:39:00,368 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-18 18:39:00,368 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-11-18 18:39:00,369 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-11-18 18:39:00,369 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-18 18:39:00,369 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-18 18:39:00,370 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-18 18:39:00,451 INFO  L238             CfgBuilder]: Building ICFG
[2024-11-18 18:39:00,453 INFO  L264             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-18 18:39:00,776 INFO  L?                        ?]: Removed 8 outVars from TransFormulas that were not future-live.
[2024-11-18 18:39:00,777 INFO  L287             CfgBuilder]: Performing block encoding
[2024-11-18 18:39:00,794 INFO  L311             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-18 18:39:00,795 INFO  L316             CfgBuilder]: Removed 1 assume(true) statements.
[2024-11-18 18:39:00,796 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:39:00 BoogieIcfgContainer
[2024-11-18 18:39:00,796 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-18 18:39:00,799 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-18 18:39:00,799 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2024-11-18 18:39:00,802 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2024-11-18 18:39:00,803 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 06:38:59" (1/3) ...
[2024-11-18 18:39:00,803 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9a53f07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:39:00, skipping insertion in model container
[2024-11-18 18:39:00,804 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:00" (2/3) ...
[2024-11-18 18:39:00,804 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9a53f07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:39:00, skipping insertion in model container
[2024-11-18 18:39:00,805 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:39:00" (3/3) ...
[2024-11-18 18:39:00,806 INFO  L112   eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-58.i
[2024-11-18 18:39:00,821 INFO  L214   ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-18 18:39:00,821 INFO  L154   ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2024-11-18 18:39:00,889 INFO  L332      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-18 18:39:00,896 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;@4a0d53cb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-18 18:39:00,896 INFO  L334      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-18 18:39:00,900 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 73 states, 42 states have (on average 1.380952380952381) internal successors, (58), 43 states have internal predecessors, (58), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28)
[2024-11-18 18:39:00,918 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 171
[2024-11-18 18:39:00,919 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-18 18:39:00,920 INFO  L215           NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-18 18:39:00,920 INFO  L396      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-18 18:39:00,926 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-18 18:39:00,926 INFO  L85        PathProgramCache]: Analyzing trace with hash 1213883820, now seen corresponding path program 1 times
[2024-11-18 18:39:00,935 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-18 18:39:00,935 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443217804]
[2024-11-18 18:39:00,936 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-18 18:39:00,936 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-18 18:39:01,063 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-18 18:39:01,248 INFO  L134       CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked.
[2024-11-18 18:39:01,250 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-18 18:39:01,250 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443217804]
[2024-11-18 18:39:01,251 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1443217804] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-18 18:39:01,252 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [176084703]
[2024-11-18 18:39:01,252 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-18 18:39:01,252 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-18 18:39:01,253 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-18 18:39:01,255 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-18 18:39:01,256 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-11-18 18:39:01,516 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-18 18:39:01,521 INFO  L255         TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-11-18 18:39:01,538 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-18 18:39:01,571 INFO  L134       CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked.
[2024-11-18 18:39:01,575 INFO  L307         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-18 18:39:01,576 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [176084703] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-18 18:39:01,576 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-18 18:39:01,576 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2
[2024-11-18 18:39:01,579 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055012193]
[2024-11-18 18:39:01,580 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-18 18:39:01,584 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-18 18:39:01,585 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-18 18:39:01,611 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-18 18:39:01,612 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-18 18:39:01,614 INFO  L87              Difference]: Start difference. First operand  has 73 states, 42 states have (on average 1.380952380952381) internal successors, (58), 43 states have internal predecessors, (58), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) 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, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28)
[2024-11-18 18:39:01,647 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-18 18:39:01,647 INFO  L93              Difference]: Finished difference Result 139 states and 250 transitions.
[2024-11-18 18:39:01,648 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-11-18 18:39:01,649 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, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) Word has length 170
[2024-11-18 18:39:01,649 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-18 18:39:01,655 INFO  L225             Difference]: With dead ends: 139
[2024-11-18 18:39:01,656 INFO  L226             Difference]: Without dead ends: 69
[2024-11-18 18:39:01,659 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-18 18:39:01,662 INFO  L432           NwaCegarLoop]: 106 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, 106 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-18 18:39:01,662 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-18 18:39:01,681 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 69 states.
[2024-11-18 18:39:01,712 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69.
[2024-11-18 18:39:01,714 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 69 states, 39 states have (on average 1.2820512820512822) internal successors, (50), 39 states have internal predecessors, (50), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28)
[2024-11-18 18:39:01,716 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 106 transitions.
[2024-11-18 18:39:01,718 INFO  L78                 Accepts]: Start accepts. Automaton has 69 states and 106 transitions. Word has length 170
[2024-11-18 18:39:01,718 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-18 18:39:01,719 INFO  L471      AbstractCegarLoop]: Abstraction has 69 states and 106 transitions.
[2024-11-18 18:39:01,719 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, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28)
[2024-11-18 18:39:01,719 INFO  L276                IsEmpty]: Start isEmpty. Operand 69 states and 106 transitions.
[2024-11-18 18:39:01,722 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 171
[2024-11-18 18:39:01,723 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-18 18:39:01,723 INFO  L215           NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-18 18:39:01,737 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-11-18 18:39:01,926 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
[2024-11-18 18:39:01,927 INFO  L396      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-18 18:39:01,928 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-18 18:39:01,928 INFO  L85        PathProgramCache]: Analyzing trace with hash 1284480684, now seen corresponding path program 1 times
[2024-11-18 18:39:01,928 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-18 18:39:01,928 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581316712]
[2024-11-18 18:39:01,928 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-18 18:39:01,929 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-18 18:39:02,087 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-18 18:39:09,852 INFO  L134       CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked.
[2024-11-18 18:39:09,854 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-18 18:39:09,855 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581316712]
[2024-11-18 18:39:09,855 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [581316712] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-18 18:39:09,855 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-18 18:39:09,855 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12
[2024-11-18 18:39:09,856 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452850393]
[2024-11-18 18:39:09,856 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-18 18:39:09,857 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 12 states
[2024-11-18 18:39:09,859 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-18 18:39:09,860 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2024-11-18 18:39:09,861 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132
[2024-11-18 18:39:09,861 INFO  L87              Difference]: Start difference. First operand 69 states and 106 transitions. Second operand  has 12 states, 12 states have (on average 2.75) internal successors, (33), 12 states have internal predecessors, (33), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28)
[2024-11-18 18:39:12,168 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-18 18:39:12,169 INFO  L93              Difference]: Finished difference Result 213 states and 310 transitions.
[2024-11-18 18:39:12,169 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2024-11-18 18:39:12,170 INFO  L78                 Accepts]: Start accepts. Automaton has  has 12 states, 12 states have (on average 2.75) internal successors, (33), 12 states have internal predecessors, (33), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 170
[2024-11-18 18:39:12,170 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-18 18:39:12,173 INFO  L225             Difference]: With dead ends: 213
[2024-11-18 18:39:12,174 INFO  L226             Difference]: Without dead ends: 211
[2024-11-18 18:39:12,175 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=170, Invalid=336, Unknown=0, NotChecked=0, Total=506
[2024-11-18 18:39:12,177 INFO  L432           NwaCegarLoop]: 99 mSDtfsCounter, 266 mSDsluCounter, 441 mSDsCounter, 0 mSdLazyCounter, 227 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 266 SdHoareTripleChecker+Valid, 540 SdHoareTripleChecker+Invalid, 258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 227 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time
[2024-11-18 18:39:12,177 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [266 Valid, 540 Invalid, 258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 227 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time]
[2024-11-18 18:39:12,178 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 211 states.
[2024-11-18 18:39:12,218 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 178.
[2024-11-18 18:39:12,221 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 178 states, 110 states have (on average 1.3272727272727274) internal successors, (146), 111 states have internal predecessors, (146), 63 states have call successors, (63), 4 states have call predecessors, (63), 4 states have return successors, (63), 62 states have call predecessors, (63), 63 states have call successors, (63)
[2024-11-18 18:39:12,223 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 272 transitions.
[2024-11-18 18:39:12,224 INFO  L78                 Accepts]: Start accepts. Automaton has 178 states and 272 transitions. Word has length 170
[2024-11-18 18:39:12,228 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-18 18:39:12,228 INFO  L471      AbstractCegarLoop]: Abstraction has 178 states and 272 transitions.
[2024-11-18 18:39:12,228 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 12 states, 12 states have (on average 2.75) internal successors, (33), 12 states have internal predecessors, (33), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28)
[2024-11-18 18:39:12,229 INFO  L276                IsEmpty]: Start isEmpty. Operand 178 states and 272 transitions.
[2024-11-18 18:39:12,231 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 171
[2024-11-18 18:39:12,233 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-18 18:39:12,234 INFO  L215           NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-18 18:39:12,234 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-18 18:39:12,234 INFO  L396      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-18 18:39:12,235 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-18 18:39:12,235 INFO  L85        PathProgramCache]: Analyzing trace with hash 1677507694, now seen corresponding path program 1 times
[2024-11-18 18:39:12,236 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-18 18:39:12,236 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732940976]
[2024-11-18 18:39:12,236 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-18 18:39:12,237 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-18 18:39:12,312 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-18 18:39:20,232 INFO  L134       CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked.
[2024-11-18 18:39:20,232 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-18 18:39:20,232 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732940976]
[2024-11-18 18:39:20,233 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1732940976] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-18 18:39:20,233 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-18 18:39:20,233 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11
[2024-11-18 18:39:20,233 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [474253968]
[2024-11-18 18:39:20,233 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-18 18:39:20,234 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 11 states
[2024-11-18 18:39:20,234 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-18 18:39:20,235 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2024-11-18 18:39:20,235 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110
[2024-11-18 18:39:20,236 INFO  L87              Difference]: Start difference. First operand 178 states and 272 transitions. Second operand  has 11 states, 11 states have (on average 3.0) internal successors, (33), 11 states have internal predecessors, (33), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28)
[2024-11-18 18:39:20,817 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-18 18:39:20,817 INFO  L93              Difference]: Finished difference Result 206 states and 303 transitions.
[2024-11-18 18:39:20,818 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2024-11-18 18:39:20,820 INFO  L78                 Accepts]: Start accepts. Automaton has  has 11 states, 11 states have (on average 3.0) internal successors, (33), 11 states have internal predecessors, (33), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 170
[2024-11-18 18:39:20,821 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-18 18:39:20,826 INFO  L225             Difference]: With dead ends: 206
[2024-11-18 18:39:20,827 INFO  L226             Difference]: Without dead ends: 204
[2024-11-18 18:39:20,828 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=60, Invalid=96, Unknown=0, NotChecked=0, Total=156
[2024-11-18 18:39:20,830 INFO  L432           NwaCegarLoop]: 113 mSDtfsCounter, 101 mSDsluCounter, 517 mSDsCounter, 0 mSdLazyCounter, 220 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 630 SdHoareTripleChecker+Invalid, 225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time
[2024-11-18 18:39:20,831 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 630 Invalid, 225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 220 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time]
[2024-11-18 18:39:20,832 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 204 states.
[2024-11-18 18:39:20,850 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 80.
[2024-11-18 18:39:20,851 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 80 states, 49 states have (on average 1.2857142857142858) internal successors, (63), 49 states have internal predecessors, (63), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28)
[2024-11-18 18:39:20,852 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 119 transitions.
[2024-11-18 18:39:20,855 INFO  L78                 Accepts]: Start accepts. Automaton has 80 states and 119 transitions. Word has length 170
[2024-11-18 18:39:20,856 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-18 18:39:20,856 INFO  L471      AbstractCegarLoop]: Abstraction has 80 states and 119 transitions.
[2024-11-18 18:39:20,856 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 11 states, 11 states have (on average 3.0) internal successors, (33), 11 states have internal predecessors, (33), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28)
[2024-11-18 18:39:20,856 INFO  L276                IsEmpty]: Start isEmpty. Operand 80 states and 119 transitions.
[2024-11-18 18:39:20,859 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 172
[2024-11-18 18:39:20,859 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-18 18:39:20,859 INFO  L215           NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-18 18:39:20,859 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-11-18 18:39:20,860 INFO  L396      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-18 18:39:20,860 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-18 18:39:20,860 INFO  L85        PathProgramCache]: Analyzing trace with hash 758707425, now seen corresponding path program 1 times
[2024-11-18 18:39:20,861 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-18 18:39:20,861 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746260233]
[2024-11-18 18:39:20,861 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-18 18:39:20,861 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-18 18:39:20,900 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-18 18:39:21,027 INFO  L134       CoverageAnalysis]: Checked inductivity of 1512 backedges. 75 proven. 6 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked.
[2024-11-18 18:39:21,027 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-18 18:39:21,027 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746260233]
[2024-11-18 18:39:21,028 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746260233] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-18 18:39:21,029 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [841954666]
[2024-11-18 18:39:21,029 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-18 18:39:21,030 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-18 18:39:21,030 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-18 18:39:21,031 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)
[2024-11-18 18:39:21,035 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2024-11-18 18:39:21,133 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-18 18:39:21,136 INFO  L255         TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 6 conjuncts are in the unsatisfiable core
[2024-11-18 18:39:21,145 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-18 18:39:21,224 INFO  L134       CoverageAnalysis]: Checked inductivity of 1512 backedges. 277 proven. 6 refuted. 0 times theorem prover too weak. 1229 trivial. 0 not checked.
[2024-11-18 18:39:21,228 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-18 18:39:21,451 INFO  L134       CoverageAnalysis]: Checked inductivity of 1512 backedges. 75 proven. 6 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked.
[2024-11-18 18:39:21,452 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [841954666] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-18 18:39:21,453 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-18 18:39:21,453 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8
[2024-11-18 18:39:21,453 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185975493]
[2024-11-18 18:39:21,454 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-18 18:39:21,455 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2024-11-18 18:39:21,456 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-18 18:39:21,457 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2024-11-18 18:39:21,457 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56
[2024-11-18 18:39:21,457 INFO  L87              Difference]: Start difference. First operand 80 states and 119 transitions. Second operand  has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33)
[2024-11-18 18:39:21,656 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-18 18:39:21,657 INFO  L93              Difference]: Finished difference Result 162 states and 239 transitions.
[2024-11-18 18:39:21,657 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2024-11-18 18:39:21,658 INFO  L78                 Accepts]: Start accepts. Automaton has  has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 171
[2024-11-18 18:39:21,658 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-18 18:39:21,659 INFO  L225             Difference]: With dead ends: 162
[2024-11-18 18:39:21,660 INFO  L226             Difference]: Without dead ends: 85
[2024-11-18 18:39:21,661 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 348 GetRequests, 339 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110
[2024-11-18 18:39:21,661 INFO  L432           NwaCegarLoop]: 71 mSDtfsCounter, 94 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2024-11-18 18:39:21,662 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 156 Invalid, 210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2024-11-18 18:39:21,662 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 85 states.
[2024-11-18 18:39:21,673 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 77.
[2024-11-18 18:39:21,675 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 77 states, 45 states have (on average 1.2) internal successors, (54), 45 states have internal predecessors, (54), 28 states have call successors, (28), 3 states have call predecessors, (28), 3 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28)
[2024-11-18 18:39:21,677 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 110 transitions.
[2024-11-18 18:39:21,678 INFO  L78                 Accepts]: Start accepts. Automaton has 77 states and 110 transitions. Word has length 171
[2024-11-18 18:39:21,679 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-18 18:39:21,680 INFO  L471      AbstractCegarLoop]: Abstraction has 77 states and 110 transitions.
[2024-11-18 18:39:21,680 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33)
[2024-11-18 18:39:21,680 INFO  L276                IsEmpty]: Start isEmpty. Operand 77 states and 110 transitions.
[2024-11-18 18:39:21,682 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 173
[2024-11-18 18:39:21,683 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-18 18:39:21,683 INFO  L215           NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-18 18:39:21,702 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0
[2024-11-18 18:39:21,887 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,SelfDestructingSolverStorable3
[2024-11-18 18:39:21,888 INFO  L396      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-18 18:39:21,888 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-18 18:39:21,888 INFO  L85        PathProgramCache]: Analyzing trace with hash 1806762881, now seen corresponding path program 1 times
[2024-11-18 18:39:21,888 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-18 18:39:21,889 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207684181]
[2024-11-18 18:39:21,889 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-18 18:39:21,889 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-18 18:39:21,949 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unknown
[2024-11-18 18:39:21,952 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [799901507]
[2024-11-18 18:39:21,952 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-18 18:39:21,953 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-18 18:39:21,953 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-18 18:39:21,955 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)
[2024-11-18 18:39:21,956 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2024-11-18 18:39:22,244 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-18 18:39:22,248 INFO  L255         TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 7 conjuncts are in the unsatisfiable core
[2024-11-18 18:39:22,252 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-18 18:39:22,486 INFO  L134       CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked.
[2024-11-18 18:39:22,487 INFO  L307         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-18 18:39:22,488 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-18 18:39:22,488 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207684181]
[2024-11-18 18:39:22,488 WARN  L311   FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT
[2024-11-18 18:39:22,489 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [799901507]
[2024-11-18 18:39:22,489 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [799901507] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-18 18:39:22,489 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-18 18:39:22,489 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-18 18:39:22,489 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679582236]
[2024-11-18 18:39:22,489 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-18 18:39:22,490 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-18 18:39:22,491 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-18 18:39:22,492 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-18 18:39:22,492 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-11-18 18:39:22,492 INFO  L87              Difference]: Start difference. First operand 77 states and 110 transitions. Second operand  has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28)
[2024-11-18 18:39:22,674 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-18 18:39:22,674 INFO  L93              Difference]: Finished difference Result 226 states and 326 transitions.
[2024-11-18 18:39:22,675 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-11-18 18:39:22,676 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 172
[2024-11-18 18:39:22,676 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-18 18:39:22,678 INFO  L225             Difference]: With dead ends: 226
[2024-11-18 18:39:22,678 INFO  L226             Difference]: Without dead ends: 152
[2024-11-18 18:39:22,679 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-11-18 18:39:22,680 INFO  L432           NwaCegarLoop]: 119 mSDtfsCounter, 24 mSDsluCounter, 128 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 247 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2024-11-18 18:39:22,682 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 247 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2024-11-18 18:39:22,683 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 152 states.
[2024-11-18 18:39:22,719 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 150.
[2024-11-18 18:39:22,719 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 150 states, 87 states have (on average 1.206896551724138) internal successors, (105), 87 states have internal predecessors, (105), 56 states have call successors, (56), 6 states have call predecessors, (56), 6 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56)
[2024-11-18 18:39:22,724 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 217 transitions.
[2024-11-18 18:39:22,725 INFO  L78                 Accepts]: Start accepts. Automaton has 150 states and 217 transitions. Word has length 172
[2024-11-18 18:39:22,726 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-18 18:39:22,727 INFO  L471      AbstractCegarLoop]: Abstraction has 150 states and 217 transitions.
[2024-11-18 18:39:22,727 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28)
[2024-11-18 18:39:22,728 INFO  L276                IsEmpty]: Start isEmpty. Operand 150 states and 217 transitions.
[2024-11-18 18:39:22,733 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 173
[2024-11-18 18:39:22,733 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-18 18:39:22,733 INFO  L215           NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-18 18:39:22,752 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0
[2024-11-18 18:39:22,934 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-18 18:39:22,934 INFO  L396      AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-18 18:39:22,935 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-18 18:39:22,935 INFO  L85        PathProgramCache]: Analyzing trace with hash 1548597443, now seen corresponding path program 1 times
[2024-11-18 18:39:22,935 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-18 18:39:22,935 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752563778]
[2024-11-18 18:39:22,935 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-18 18:39:22,935 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-18 18:39:22,991 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unknown
[2024-11-18 18:39:22,993 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [975862793]
[2024-11-18 18:39:22,994 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-18 18:39:22,994 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-18 18:39:22,994 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-18 18:39:22,996 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)
[2024-11-18 18:39:22,999 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2024-11-18 18:39:23,780 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-18 18:39:23,780 INFO  L356             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-18 18:39:23,824 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-18 18:39:23,900 INFO  L130   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-18 18:39:23,900 INFO  L325         BasicCegarLoop]: Counterexample is feasible
[2024-11-18 18:39:23,901 INFO  L782   garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2024-11-18 18:39:23,912 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0
[2024-11-18 18:39:24,103 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-18 18:39:24,106 INFO  L407         BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1]
[2024-11-18 18:39:24,215 INFO  L170   ceAbstractionStarter]: Computing trace abstraction results
[2024-11-18 18:39:24,218 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 06:39:24 BoogieIcfgContainer
[2024-11-18 18:39:24,218 INFO  L131        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-18 18:39:24,218 INFO  L112        PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-18 18:39:24,218 INFO  L270        PluginConnector]: Initializing Witness Printer...
[2024-11-18 18:39:24,219 INFO  L274        PluginConnector]: Witness Printer initialized
[2024-11-18 18:39:24,219 INFO  L184        PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:39:00" (3/4) ...
[2024-11-18 18:39:24,222 INFO  L145         WitnessPrinter]: No result that supports witness generation found
[2024-11-18 18:39:24,223 INFO  L131        PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-18 18:39:24,223 INFO  L158              Benchmark]: Toolchain (without parser) took 24539.80ms. Allocated memory was 134.2MB in the beginning and 612.4MB in the end (delta: 478.2MB). Free memory was 63.1MB in the beginning and 400.2MB in the end (delta: -337.1MB). Peak memory consumption was 142.9MB. Max. memory is 16.1GB.
[2024-11-18 18:39:24,224 INFO  L158              Benchmark]: CDTParser took 0.19ms. Allocated memory is still 134.2MB. Free memory is still 96.9MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-18 18:39:24,225 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 446.02ms. Allocated memory was 134.2MB in the beginning and 184.5MB in the end (delta: 50.3MB). Free memory was 63.0MB in the beginning and 150.0MB in the end (delta: -87.1MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB.
[2024-11-18 18:39:24,225 INFO  L158              Benchmark]: Boogie Procedure Inliner took 64.35ms. Allocated memory is still 184.5MB. Free memory was 150.0MB in the beginning and 145.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2024-11-18 18:39:24,226 INFO  L158              Benchmark]: Boogie Preprocessor took 81.65ms. Allocated memory is still 184.5MB. Free memory was 145.8MB in the beginning and 140.7MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2024-11-18 18:39:24,226 INFO  L158              Benchmark]: RCFGBuilder took 517.30ms. Allocated memory is still 184.5MB. Free memory was 140.5MB in the beginning and 116.4MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
[2024-11-18 18:39:24,226 INFO  L158              Benchmark]: TraceAbstraction took 23418.54ms. Allocated memory was 184.5MB in the beginning and 612.4MB in the end (delta: 427.8MB). Free memory was 115.5MB in the beginning and 400.2MB in the end (delta: -284.7MB). Peak memory consumption was 143.9MB. Max. memory is 16.1GB.
[2024-11-18 18:39:24,226 INFO  L158              Benchmark]: Witness Printer took 4.56ms. Allocated memory is still 612.4MB. Free memory is still 400.2MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-18 18:39:24,228 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.19ms. Allocated memory is still 134.2MB. Free memory is still 96.9MB. There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 446.02ms. Allocated memory was 134.2MB in the beginning and 184.5MB in the end (delta: 50.3MB). Free memory was 63.0MB in the beginning and 150.0MB in the end (delta: -87.1MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB.
 * Boogie Procedure Inliner took 64.35ms. Allocated memory is still 184.5MB. Free memory was 150.0MB in the beginning and 145.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
 * Boogie Preprocessor took 81.65ms. Allocated memory is still 184.5MB. Free memory was 145.8MB in the beginning and 140.7MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
 * RCFGBuilder took 517.30ms. Allocated memory is still 184.5MB. Free memory was 140.5MB in the beginning and 116.4MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
 * TraceAbstraction took 23418.54ms. Allocated memory was 184.5MB in the beginning and 612.4MB in the end (delta: 427.8MB). Free memory was 115.5MB in the beginning and 400.2MB in the end (delta: -284.7MB). Peak memory consumption was 143.9MB. Max. memory is 16.1GB.
 * Witness Printer took 4.56ms. Allocated memory is still 612.4MB. Free memory is still 400.2MB. 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 137. 
Possible FailurePath: 
[L21]                    unsigned char isInitial = 0;
[L22]                    unsigned char var_1_1 = 0;
[L23]                    unsigned char var_1_2 = 25;
[L24]                    unsigned char var_1_3 = 16;
[L25]                    unsigned char var_1_4 = 4;
[L26]                    unsigned char var_1_5 = 200;
[L27]                    unsigned char var_1_6 = 1;
[L28]                    unsigned char var_1_7 = 0;
[L29]                    unsigned char var_1_8 = 0;
[L30]                    unsigned char var_1_9 = 0;
[L31]                    signed short int var_1_10 = 128;
[L32]                    signed short int var_1_11 = 5;
[L33]                    signed char var_1_12 = -2;
[L34]                    signed char var_1_13 = -32;
[L35]                    signed char var_1_14 = 2;
[L36]                    signed char var_1_15 = 25;
[L37]                    signed char var_1_16 = 1;
[L38]                    signed char var_1_17 = 0;
[L39]                    signed long int var_1_18 = -16;
[L40]                    float var_1_19 = 2.775;
[L41]                    unsigned long int var_1_20 = 2381110720;
[L42]                    float var_1_21 = 10000000000000.5;
             VAL         [isInitial=0, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_2=25, var_1_3=16, var_1_4=4, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0]
[L141]                   isInitial = 1
[L142]       FCALL       initially()
[L143]       COND TRUE   1
[L144]       FCALL       updateLastVariables()
[L145]       CALL        updateVariables()
[L91]                    var_1_2 = __VERIFIER_nondet_uchar()
[L92]        CALL        assume_abort_if_not(var_1_2 >= 0)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=16, var_1_4=4, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=16, var_1_4=4, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0]
[L92]        RET         assume_abort_if_not(var_1_2 >= 0)
             VAL         [isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=16, var_1_4=4, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0]
[L93]        CALL        assume_abort_if_not(var_1_2 <= 255)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=16, var_1_4=4, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=16, var_1_4=4, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0]
[L93]        RET         assume_abort_if_not(var_1_2 <= 255)
             VAL         [isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=16, var_1_4=4, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0]
[L94]                    var_1_3 = __VERIFIER_nondet_uchar()
[L95]        CALL        assume_abort_if_not(var_1_3 >= 0)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_4=4, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_4=4, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0]
[L95]        RET         assume_abort_if_not(var_1_3 >= 0)
             VAL         [isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_4=4, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0]
[L96]        CALL        assume_abort_if_not(var_1_3 <= 255)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_4=4, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_4=4, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0]
[L96]        RET         assume_abort_if_not(var_1_3 <= 255)
             VAL         [isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_4=4, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0]
[L97]        CALL        assume_abort_if_not(var_1_3 != 0)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_4=4, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_4=4, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0]
[L97]        RET         assume_abort_if_not(var_1_3 != 0)
             VAL         [isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_4=4, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0]
[L98]                    var_1_4 = __VERIFIER_nondet_uchar()
[L99]        CALL        assume_abort_if_not(var_1_4 >= 0)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0]
[L99]        RET         assume_abort_if_not(var_1_4 >= 0)
             VAL         [isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0]
[L100]       CALL        assume_abort_if_not(var_1_4 <= 255)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0]
[L100]       RET         assume_abort_if_not(var_1_4 <= 255)
             VAL         [isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0]
[L101]                   var_1_5 = __VERIFIER_nondet_uchar()
[L102]       CALL        assume_abort_if_not(var_1_5 >= 0)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0]
[L102]       RET         assume_abort_if_not(var_1_5 >= 0)
             VAL         [isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0]
[L103]       CALL        assume_abort_if_not(var_1_5 <= 254)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0]
[L103]       RET         assume_abort_if_not(var_1_5 <= 254)
             VAL         [isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0]
[L104]                   var_1_6 = __VERIFIER_nondet_uchar()
[L105]       CALL        assume_abort_if_not(var_1_6 >= 0)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_7=0, var_1_8=0, var_1_9=0]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_7=0, var_1_8=0, var_1_9=0]
[L105]       RET         assume_abort_if_not(var_1_6 >= 0)
             VAL         [isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_7=0, var_1_8=0, var_1_9=0]
[L106]       CALL        assume_abort_if_not(var_1_6 <= 1)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0]
[L106]       RET         assume_abort_if_not(var_1_6 <= 1)
             VAL         [isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0]
[L107]                   var_1_7 = __VERIFIER_nondet_uchar()
[L108]       CALL        assume_abort_if_not(var_1_7 >= 0)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_8=0, var_1_9=0]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_8=0, var_1_9=0]
[L108]       RET         assume_abort_if_not(var_1_7 >= 0)
             VAL         [isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_8=0, var_1_9=0]
[L109]       CALL        assume_abort_if_not(var_1_7 <= 1)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=0]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=0]
[L109]       RET         assume_abort_if_not(var_1_7 <= 1)
             VAL         [isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=0]
[L110]                   var_1_8 = __VERIFIER_nondet_uchar()
[L111]       CALL        assume_abort_if_not(var_1_8 >= 0)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_9=0]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_9=0]
[L111]       RET         assume_abort_if_not(var_1_8 >= 0)
             VAL         [isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_9=0]
[L112]       CALL        assume_abort_if_not(var_1_8 <= 1)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=0]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=0]
[L112]       RET         assume_abort_if_not(var_1_8 <= 1)
             VAL         [isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=0]
[L113]                   var_1_9 = __VERIFIER_nondet_uchar()
[L114]       CALL        assume_abort_if_not(var_1_9 >= 0)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1]
[L114]       RET         assume_abort_if_not(var_1_9 >= 0)
             VAL         [isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1]
[L115]       CALL        assume_abort_if_not(var_1_9 <= 1)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L115]       RET         assume_abort_if_not(var_1_9 <= 1)
             VAL         [isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L116]                   var_1_13 = __VERIFIER_nondet_char()
[L117]       CALL        assume_abort_if_not(var_1_13 >= -127)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L117]       RET         assume_abort_if_not(var_1_13 >= -127)
             VAL         [isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L118]       CALL        assume_abort_if_not(var_1_13 <= 126)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L118]       RET         assume_abort_if_not(var_1_13 <= 126)
             VAL         [isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L119]                   var_1_14 = __VERIFIER_nondet_char()
[L120]       CALL        assume_abort_if_not(var_1_14 >= -127)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L120]       RET         assume_abort_if_not(var_1_14 >= -127)
             VAL         [isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L121]       CALL        assume_abort_if_not(var_1_14 <= 126)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L121]       RET         assume_abort_if_not(var_1_14 <= 126)
             VAL         [isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L122]                   var_1_16 = __VERIFIER_nondet_char()
[L123]       CALL        assume_abort_if_not(var_1_16 >= 0)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=32, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=32, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L123]       RET         assume_abort_if_not(var_1_16 >= 0)
             VAL         [isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=32, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L124]       CALL        assume_abort_if_not(var_1_16 <= 63)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=32, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=32, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L124]       RET         assume_abort_if_not(var_1_16 <= 63)
             VAL         [isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=32, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L125]                   var_1_17 = __VERIFIER_nondet_char()
[L126]       CALL        assume_abort_if_not(var_1_17 >= 0)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=32, var_1_17=32, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=32, var_1_17=32, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L126]       RET         assume_abort_if_not(var_1_17 >= 0)
             VAL         [isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=32, var_1_17=32, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L127]       CALL        assume_abort_if_not(var_1_17 <= 126)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=32, var_1_17=32, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=32, var_1_17=32, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L127]       RET         assume_abort_if_not(var_1_17 <= 126)
             VAL         [isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=32, var_1_17=32, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L128]                   var_1_20 = __VERIFIER_nondet_ulong()
[L129]       CALL        assume_abort_if_not(var_1_20 >= 2147483647)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=32, var_1_17=32, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=8455948824, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=32, var_1_17=32, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=8455948824, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L129]       RET         assume_abort_if_not(var_1_20 >= 2147483647)
             VAL         [isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=32, var_1_17=32, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=8455948824, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L130]       CALL        assume_abort_if_not(var_1_20 <= 4294967295)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=32, var_1_17=32, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=8455948824, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=32, var_1_17=32, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=8455948824, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L130]       RET         assume_abort_if_not(var_1_20 <= 4294967295)
             VAL         [isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=32, var_1_17=32, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=8455948824, var_1_21=20000000000001/2, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L131]                   var_1_21 = __VERIFIER_nondet_float()
[L132]       CALL        assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F ))
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=32, var_1_17=32, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=8455948824, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L20]        COND FALSE  !(!cond)
             VAL         [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=32, var_1_17=32, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=8455948824, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L132]       RET         assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F ))
             VAL         [isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=32, var_1_17=32, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=8455948824, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L145]       RET         updateVariables()
[L146]       CALL        step()
[L46]        COND FALSE  !((var_1_2 / var_1_3) <= 2)
[L57]                    var_1_1 = var_1_5
             VAL         [isInitial=1, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=32, var_1_17=32, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=8455948824, var_1_2=255, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L59]        COND TRUE   var_1_3 <= var_1_2
[L60]                    var_1_10 = ((((var_1_5) < (var_1_3)) ? (var_1_5) : (var_1_3)))
             VAL         [isInitial=1, var_1_10=0, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=32, var_1_17=32, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=8455948824, var_1_2=255, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L62]        COND TRUE   var_1_1 >= (((((var_1_2) < (var_1_10)) ? (var_1_2) : (var_1_10))) + var_1_5)
[L63]                    var_1_11 = ((var_1_5 + var_1_2) + var_1_3)
             VAL         [isInitial=1, var_1_10=0, var_1_11=340, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=32, var_1_17=32, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=8455948824, var_1_2=255, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L69]                    var_1_12 = ((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))
             VAL         [isInitial=1, var_1_10=0, var_1_11=340, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=32, var_1_17=32, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=8455948824, var_1_2=255, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L70]        COND TRUE   \read(var_1_7)
[L71]                    var_1_15 = (((((32) < ((16 + var_1_16))) ? (32) : ((16 + var_1_16)))) - var_1_17)
             VAL         [isInitial=1, var_1_10=0, var_1_11=340, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=32, var_1_17=32, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=8455948824, var_1_2=255, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L73]        COND TRUE   var_1_16 <= ((((var_1_13) > (var_1_3)) ? (var_1_13) : (var_1_3)))
[L74]                    var_1_18 = (((((64 - var_1_16)) > (var_1_17)) ? ((64 - var_1_16)) : (var_1_17)))
             VAL         [isInitial=1, var_1_10=0, var_1_11=340, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=32, var_1_17=32, var_1_18=32, var_1_19=111/40, var_1_1=0, var_1_20=8455948824, var_1_2=255, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L78]        COND TRUE   100000000u < (((((4160981528u) < (var_1_20)) ? (4160981528u) : (var_1_20))) - var_1_1)
             VAL         [isInitial=1, var_1_10=0, var_1_11=340, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=32, var_1_17=32, var_1_18=32, var_1_19=111/40, var_1_1=0, var_1_20=8455948824, var_1_2=255, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L79]        COND TRUE   var_1_20 > 1u
             VAL         [isInitial=1, var_1_10=0, var_1_11=340, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=32, var_1_17=32, var_1_18=32, var_1_19=111/40, var_1_1=0, var_1_20=8455948824, var_1_2=255, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L80]        COND TRUE   \read(var_1_9)
[L81]                    var_1_19 = var_1_21
             VAL         [isInitial=1, var_1_10=0, var_1_11=340, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=32, var_1_17=32, var_1_18=32, var_1_19=2, var_1_1=0, var_1_20=8455948824, var_1_21=2, var_1_2=255, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L146]       RET         step()
[L147]       CALL, EXPR  property()
[L137-L138]              return ((((((((var_1_2 / var_1_3) <= 2) ? ((var_1_3 < (((((~ var_1_2)) < (var_1_4)) ? ((~ var_1_2)) : (var_1_4)))) ? (var_1_1 == ((unsigned char) ((((var_1_5) < (16)) ? (var_1_5) : (16))))) : ((((var_1_6 || var_1_7) && var_1_8) || var_1_9) ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_1 == ((unsigned char) var_1_5)))) : (var_1_1 == ((unsigned char) var_1_5))) && ((var_1_3 <= var_1_2) ? (var_1_10 == ((signed short int) ((((var_1_5) < (var_1_3)) ? (var_1_5) : (var_1_3))))) : 1)) && ((var_1_1 >= (((((var_1_2) < (var_1_10)) ? (var_1_2) : (var_1_10))) + var_1_5)) ? (var_1_11 == ((signed short int) ((var_1_5 + var_1_2) + var_1_3))) : (var_1_8 ? (var_1_11 == ((signed short int) var_1_3)) : 1))) && (var_1_12 == ((signed char) ((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))) && (var_1_7 ? (var_1_15 == ((signed char) (((((32) < ((16 + var_1_16))) ? (32) : ((16 + var_1_16)))) - var_1_17))) : 1)) && ((var_1_16 <= ((((var_1_13) > (var_1_3)) ? (var_1_13) : (var_1_3)))) ? (var_1_18 == ((signed long int) (((((64 - var_1_16)) > (var_1_17)) ? ((64 - var_1_16)) : (var_1_17))))) : (var_1_18 == ((signed long int) 4)))) && ((100000000u < (((((4160981528u) < (var_1_20)) ? (4160981528u) : (var_1_20))) - var_1_1)) ? ((var_1_20 > 1u) ? (var_1_9 ? (var_1_19 == ((float) var_1_21)) : (var_1_19 == ((float) var_1_21))) : (var_1_19 == ((float) var_1_21))) : 1)
;
             VAL         [\result=0, isInitial=1, var_1_10=0, var_1_11=340, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=32, var_1_17=32, var_1_18=32, var_1_19=2, var_1_1=0, var_1_20=8455948824, var_1_21=2, var_1_2=255, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L147]       RET, EXPR   property()
[L147]       CALL        __VERIFIER_assert(property())
[L19]        COND TRUE   !(cond)
             VAL         [isInitial=1, var_1_10=0, var_1_11=340, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=32, var_1_17=32, var_1_18=32, var_1_19=2, var_1_1=0, var_1_20=8455948824, var_1_21=2, var_1_2=255, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]
[L19]                    reach_error()
             VAL         [isInitial=1, var_1_10=0, var_1_11=340, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=32, var_1_17=32, var_1_18=32, var_1_19=2, var_1_1=0, var_1_20=8455948824, var_1_21=2, var_1_2=255, var_1_3=85, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1]

  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 2 procedures, 73 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 23.2s, OverallIterations: 6, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 510 SdHoareTripleChecker+Valid, 1.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 485 mSDsluCounter, 1679 SdHoareTripleChecker+Invalid, 1.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1171 mSDsCounter, 101 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 671 IncrementalHoareTripleChecker+Invalid, 772 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 101 mSolverCounterUnsat, 508 mSDtfsCounter, 671 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 730 GetRequests, 687 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 3.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=178occurred in iteration=2, InterpolantAutomatonStates: 46, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 167 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 16.6s InterpolantComputationTime, 1710 NumberOfCodeBlocks, 1710 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1357 ConstructedInterpolants, 0 QuantifiedInterpolants, 4308 SizeOfPredicates, 1 NumberOfNonLiveVariables, 1114 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 8 InterpolantComputations, 4 PerfectInterpolantSequences, 12024/12096 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
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
[2024-11-18 18:39:24,316 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/11.0.12-open/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_1.5.800.v20200727-1323.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_codestructure_normal_file-58.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 96b38d981ab2c29d6aa004a84880ce68546a2e4edd87db11e524adc2046dd497
--- Real Ultimate output ---
This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m
[2024-11-18 18:39:26,480 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-11-18 18:39:26,566 INFO  L114        SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2024-11-18 18:39:26,577 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-11-18 18:39:26,578 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-18 18:39:26,613 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-18 18:39:26,614 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-18 18:39:26,614 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-18 18:39:26,615 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-18 18:39:26,618 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2024-11-18 18:39:26,619 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-18 18:39:26,619 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-18 18:39:26,620 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-18 18:39:26,622 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-11-18 18:39:26,623 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-11-18 18:39:26,623 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-18 18:39:26,623 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-11-18 18:39:26,624 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-11-18 18:39:26,624 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-11-18 18:39:26,624 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-11-18 18:39:26,625 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-11-18 18:39:26,625 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-18 18:39:26,625 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-11-18 18:39:26,626 INFO  L153        SettingsManager]:  * Adapt memory model on pointer casts if necessary=true
[2024-11-18 18:39:26,626 INFO  L153        SettingsManager]:  * Use bitvectors instead of ints=true
[2024-11-18 18:39:26,626 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-11-18 18:39:26,627 INFO  L153        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2024-11-18 18:39:26,627 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-11-18 18:39:26,627 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-11-18 18:39:26,627 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-11-18 18:39:26,628 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-18 18:39:26,628 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-11-18 18:39:26,628 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-11-18 18:39:26,629 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-11-18 18:39:26,629 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-18 18:39:26,630 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-18 18:39:26,630 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-11-18 18:39:26,631 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-18 18:39:26,631 INFO  L153        SettingsManager]:  * Trace refinement strategy=WOLF
[2024-11-18 18:39:26,631 INFO  L153        SettingsManager]:  * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-11-18 18:39:26,631 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-18 18:39:26,632 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-18 18:39:26,632 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2024-11-18 18:39:26,632 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-18 18:39:26,632 INFO  L153        SettingsManager]:  * Looper check in Petri net analysis=SEMANTIC
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.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 -> 96b38d981ab2c29d6aa004a84880ce68546a2e4edd87db11e524adc2046dd497
[2024-11-18 18:39:26,961 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-18 18:39:26,982 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-18 18:39:26,985 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-18 18:39:26,987 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-11-18 18:39:26,987 INFO  L274        PluginConnector]: CDTParser initialized
[2024-11-18 18:39:26,988 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-58.i
[2024-11-18 18:39:28,534 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-11-18 18:39:28,784 INFO  L384              CDTParser]: Found 1 translation units.
[2024-11-18 18:39:28,785 INFO  L180              CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-58.i
[2024-11-18 18:39:28,797 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/840486487/57b23ae8c4ae454a8d3f60410349dbc8/FLAG8669edbb5
[2024-11-18 18:39:28,809 INFO  L435              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/840486487/57b23ae8c4ae454a8d3f60410349dbc8
[2024-11-18 18:39:28,812 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-18 18:39:28,813 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-18 18:39:28,814 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-18 18:39:28,815 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-18 18:39:28,820 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-18 18:39:28,821 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:39:28" (1/1) ...
[2024-11-18 18:39:28,822 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@eb19835 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:28, skipping insertion in model container
[2024-11-18 18:39:28,822 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:39:28" (1/1) ...
[2024-11-18 18:39:28,851 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-11-18 18:39:29,033 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_codestructure_normal_file-58.i[913,926]
[2024-11-18 18:39:29,111 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-18 18:39:29,131 INFO  L200         MainTranslator]: Completed pre-run
[2024-11-18 18:39:29,144 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_codestructure_normal_file-58.i[913,926]
[2024-11-18 18:39:29,187 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-18 18:39:29,213 INFO  L204         MainTranslator]: Completed translation
[2024-11-18 18:39:29,214 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:29 WrapperNode
[2024-11-18 18:39:29,214 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-18 18:39:29,215 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-18 18:39:29,215 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-18 18:39:29,215 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-18 18:39:29,221 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:29" (1/1) ...
[2024-11-18 18:39:29,238 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:29" (1/1) ...
[2024-11-18 18:39:29,284 INFO  L138                Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 150
[2024-11-18 18:39:29,284 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-18 18:39:29,287 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-18 18:39:29,287 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-18 18:39:29,287 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-11-18 18:39:29,299 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:29" (1/1) ...
[2024-11-18 18:39:29,299 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:29" (1/1) ...
[2024-11-18 18:39:29,304 INFO  L184        PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:29" (1/1) ...
[2024-11-18 18:39:29,326 INFO  L175           MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0].
[2024-11-18 18:39:29,327 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:29" (1/1) ...
[2024-11-18 18:39:29,327 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:29" (1/1) ...
[2024-11-18 18:39:29,340 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:29" (1/1) ...
[2024-11-18 18:39:29,346 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:29" (1/1) ...
[2024-11-18 18:39:29,351 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:29" (1/1) ...
[2024-11-18 18:39:29,352 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:29" (1/1) ...
[2024-11-18 18:39:29,359 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-18 18:39:29,363 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-18 18:39:29,363 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-11-18 18:39:29,363 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-11-18 18:39:29,364 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:29" (1/1) ...
[2024-11-18 18:39:29,370 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-18 18:39:29,383 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-18 18:39:29,400 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-18 18:39:29,407 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-18 18:39:29,444 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-18 18:39:29,444 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2024-11-18 18:39:29,444 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-11-18 18:39:29,445 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-11-18 18:39:29,445 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-18 18:39:29,445 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-18 18:39:29,514 INFO  L238             CfgBuilder]: Building ICFG
[2024-11-18 18:39:29,516 INFO  L264             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-18 18:39:29,867 INFO  L?                        ?]: Removed 8 outVars from TransFormulas that were not future-live.
[2024-11-18 18:39:29,868 INFO  L287             CfgBuilder]: Performing block encoding
[2024-11-18 18:39:29,886 INFO  L311             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-18 18:39:29,887 INFO  L316             CfgBuilder]: Removed 1 assume(true) statements.
[2024-11-18 18:39:29,887 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:39:29 BoogieIcfgContainer
[2024-11-18 18:39:29,887 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-18 18:39:29,890 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-18 18:39:29,890 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2024-11-18 18:39:29,894 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2024-11-18 18:39:29,894 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 06:39:28" (1/3) ...
[2024-11-18 18:39:29,895 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34deff0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:39:29, skipping insertion in model container
[2024-11-18 18:39:29,895 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:29" (2/3) ...
[2024-11-18 18:39:29,895 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34deff0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:39:29, skipping insertion in model container
[2024-11-18 18:39:29,896 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:39:29" (3/3) ...
[2024-11-18 18:39:29,897 INFO  L112   eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-58.i
[2024-11-18 18:39:29,912 INFO  L214   ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-18 18:39:29,913 INFO  L154   ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2024-11-18 18:39:29,982 INFO  L332      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-18 18:39:29,990 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;@2f9fee9f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-18 18:39:29,992 INFO  L334      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-18 18:39:29,997 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 73 states, 42 states have (on average 1.380952380952381) internal successors, (58), 43 states have internal predecessors, (58), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28)
[2024-11-18 18:39:30,010 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 171
[2024-11-18 18:39:30,010 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-18 18:39:30,011 INFO  L215           NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-18 18:39:30,012 INFO  L396      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-18 18:39:30,016 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-18 18:39:30,016 INFO  L85        PathProgramCache]: Analyzing trace with hash 1213883820, now seen corresponding path program 1 times
[2024-11-18 18:39:30,027 INFO  L118   FreeRefinementEngine]: Executing refinement strategy WOLF
[2024-11-18 18:39:30,028 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1681164914]
[2024-11-18 18:39:30,028 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-18 18:39:30,028 INFO  L173          SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-18 18:39:30,029 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-18 18:39:30,032 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-18 18:39:30,034 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process
[2024-11-18 18:39:30,305 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-18 18:39:30,311 INFO  L255         TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-11-18 18:39:30,321 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-18 18:39:30,379 INFO  L134       CoverageAnalysis]: Checked inductivity of 1512 backedges. 662 proven. 0 refuted. 0 times theorem prover too weak. 850 trivial. 0 not checked.
[2024-11-18 18:39:30,379 INFO  L307         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-18 18:39:30,380 INFO  L136   FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2024-11-18 18:39:30,381 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1681164914]
[2024-11-18 18:39:30,381 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleMathsat [1681164914] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-18 18:39:30,381 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-18 18:39:30,382 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-18 18:39:30,383 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897649503]
[2024-11-18 18:39:30,384 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-18 18:39:30,391 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-18 18:39:30,391 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2024-11-18 18:39:30,412 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-18 18:39:30,412 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-18 18:39:30,414 INFO  L87              Difference]: Start difference. First operand  has 73 states, 42 states have (on average 1.380952380952381) internal successors, (58), 43 states have internal predecessors, (58), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand  has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28)
[2024-11-18 18:39:30,443 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-18 18:39:30,443 INFO  L93              Difference]: Finished difference Result 139 states and 250 transitions.
[2024-11-18 18:39:30,445 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-11-18 18:39:30,447 INFO  L78                 Accepts]: Start accepts. Automaton has  has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 170
[2024-11-18 18:39:30,447 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-18 18:39:30,456 INFO  L225             Difference]: With dead ends: 139
[2024-11-18 18:39:30,456 INFO  L226             Difference]: Without dead ends: 69
[2024-11-18 18:39:30,463 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-18 18:39:30,469 INFO  L432           NwaCegarLoop]: 106 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, 106 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-18 18:39:30,471 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-18 18:39:30,487 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 69 states.
[2024-11-18 18:39:30,514 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69.
[2024-11-18 18:39:30,515 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 69 states, 39 states have (on average 1.2820512820512822) internal successors, (50), 39 states have internal predecessors, (50), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28)
[2024-11-18 18:39:30,518 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 106 transitions.
[2024-11-18 18:39:30,520 INFO  L78                 Accepts]: Start accepts. Automaton has 69 states and 106 transitions. Word has length 170
[2024-11-18 18:39:30,520 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-18 18:39:30,520 INFO  L471      AbstractCegarLoop]: Abstraction has 69 states and 106 transitions.
[2024-11-18 18:39:30,521 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28)
[2024-11-18 18:39:30,521 INFO  L276                IsEmpty]: Start isEmpty. Operand 69 states and 106 transitions.
[2024-11-18 18:39:30,524 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 171
[2024-11-18 18:39:30,525 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-18 18:39:30,525 INFO  L215           NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-18 18:39:30,532 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0
[2024-11-18 18:39:30,726 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-18 18:39:30,726 INFO  L396      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-18 18:39:30,727 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-18 18:39:30,728 INFO  L85        PathProgramCache]: Analyzing trace with hash 1284480684, now seen corresponding path program 1 times
[2024-11-18 18:39:30,728 INFO  L118   FreeRefinementEngine]: Executing refinement strategy WOLF
[2024-11-18 18:39:30,735 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1204931335]
[2024-11-18 18:39:30,735 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-18 18:39:30,735 INFO  L173          SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-18 18:39:30,735 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-18 18:39:30,737 INFO  L229       MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-18 18:39:30,739 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process
[2024-11-18 18:39:30,939 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-18 18:39:30,946 INFO  L255         TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 5 conjuncts are in the unsatisfiable core
[2024-11-18 18:39:30,958 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-18 18:39:31,489 INFO  L134       CoverageAnalysis]: Checked inductivity of 1512 backedges. 403 proven. 69 refuted. 0 times theorem prover too weak. 1040 trivial. 0 not checked.
[2024-11-18 18:39:31,489 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-18 18:39:31,751 INFO  L134       CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked.
[2024-11-18 18:39:31,752 INFO  L136   FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2024-11-18 18:39:31,752 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1204931335]
[2024-11-18 18:39:31,752 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleMathsat [1204931335] provided 1 perfect and 1 imperfect interpolant sequences
[2024-11-18 18:39:31,752 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-18 18:39:31,752 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7
[2024-11-18 18:39:31,753 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116427066]
[2024-11-18 18:39:31,753 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-18 18:39:31,755 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-18 18:39:31,755 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2024-11-18 18:39:31,757 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-18 18:39:31,757 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42
[2024-11-18 18:39:31,757 INFO  L87              Difference]: Start difference. First operand 69 states and 106 transitions. Second operand  has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28)
[2024-11-18 18:39:31,852 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-18 18:39:31,852 INFO  L93              Difference]: Finished difference Result 152 states and 234 transitions.
[2024-11-18 18:39:31,855 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-11-18 18:39:31,856 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 170
[2024-11-18 18:39:31,857 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-18 18:39:31,858 INFO  L225             Difference]: With dead ends: 152
[2024-11-18 18:39:31,858 INFO  L226             Difference]: Without dead ends: 86
[2024-11-18 18:39:31,860 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 338 GetRequests, 333 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42
[2024-11-18 18:39:31,861 INFO  L432           NwaCegarLoop]: 99 mSDtfsCounter, 25 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 184 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-18 18:39:31,861 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 184 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-18 18:39:31,862 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 86 states.
[2024-11-18 18:39:31,871 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 70.
[2024-11-18 18:39:31,871 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 70 states, 40 states have (on average 1.275) internal successors, (51), 40 states have internal predecessors, (51), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28)
[2024-11-18 18:39:31,873 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 107 transitions.
[2024-11-18 18:39:31,873 INFO  L78                 Accepts]: Start accepts. Automaton has 70 states and 107 transitions. Word has length 170
[2024-11-18 18:39:31,875 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-18 18:39:31,875 INFO  L471      AbstractCegarLoop]: Abstraction has 70 states and 107 transitions.
[2024-11-18 18:39:31,875 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28)
[2024-11-18 18:39:31,875 INFO  L276                IsEmpty]: Start isEmpty. Operand 70 states and 107 transitions.
[2024-11-18 18:39:31,878 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 171
[2024-11-18 18:39:31,878 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-18 18:39:31,878 INFO  L215           NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-18 18:39:31,886 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0
[2024-11-18 18:39:32,082 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-18 18:39:32,083 INFO  L396      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-18 18:39:32,083 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-18 18:39:32,084 INFO  L85        PathProgramCache]: Analyzing trace with hash 1677507694, now seen corresponding path program 1 times
[2024-11-18 18:39:32,085 INFO  L118   FreeRefinementEngine]: Executing refinement strategy WOLF
[2024-11-18 18:39:32,085 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [866295171]
[2024-11-18 18:39:32,085 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-18 18:39:32,085 INFO  L173          SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-18 18:39:32,085 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-18 18:39:32,087 INFO  L229       MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-18 18:39:32,088 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process
[2024-11-18 18:39:32,303 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-18 18:39:32,312 INFO  L255         TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 4 conjuncts are in the unsatisfiable core
[2024-11-18 18:39:32,320 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-18 18:39:32,395 INFO  L134       CoverageAnalysis]: Checked inductivity of 1512 backedges. 277 proven. 6 refuted. 0 times theorem prover too weak. 1229 trivial. 0 not checked.
[2024-11-18 18:39:32,396 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-18 18:39:32,498 INFO  L136   FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2024-11-18 18:39:32,498 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [866295171]
[2024-11-18 18:39:32,498 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleMathsat [866295171] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-18 18:39:32,499 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [947423403]
[2024-11-18 18:39:32,499 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-18 18:39:32,499 INFO  L173          SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt
[2024-11-18 18:39:32,499 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4
[2024-11-18 18:39:32,503 INFO  L229       MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null)
[2024-11-18 18:39:32,504 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process
[2024-11-18 18:39:33,279 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-18 18:39:33,285 INFO  L255         TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 10 conjuncts are in the unsatisfiable core
[2024-11-18 18:39:33,292 INFO  L278         TraceCheckSpWp]: Computing forward predicates...
[2024-11-18 18:39:34,538 INFO  L134       CoverageAnalysis]: Checked inductivity of 1512 backedges. 277 proven. 6 refuted. 0 times theorem prover too weak. 1229 trivial. 0 not checked.
[2024-11-18 18:39:34,539 INFO  L311         TraceCheckSpWp]: Computing backward predicates...
[2024-11-18 18:39:35,037 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleCvc4 [947423403] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-18 18:39:35,037 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2024-11-18 18:39:35,037 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 9] total 9
[2024-11-18 18:39:35,037 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364718987]
[2024-11-18 18:39:35,037 INFO  L85    oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2024-11-18 18:39:35,038 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 9 states
[2024-11-18 18:39:35,038 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2024-11-18 18:39:35,042 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2024-11-18 18:39:35,042 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182
[2024-11-18 18:39:35,042 INFO  L87              Difference]: Start difference. First operand 70 states and 107 transitions. Second operand  has 9 states, 9 states have (on average 5.111111111111111) internal successors, (46), 9 states have internal predecessors, (46), 2 states have call successors, (28), 2 states have call predecessors, (28), 3 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28)
[2024-11-18 18:39:39,114 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-18 18:39:39,115 INFO  L93              Difference]: Finished difference Result 218 states and 327 transitions.
[2024-11-18 18:39:39,115 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2024-11-18 18:39:39,115 INFO  L78                 Accepts]: Start accepts. Automaton has  has 9 states, 9 states have (on average 5.111111111111111) internal successors, (46), 9 states have internal predecessors, (46), 2 states have call successors, (28), 2 states have call predecessors, (28), 3 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 170
[2024-11-18 18:39:39,116 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-18 18:39:39,122 INFO  L225             Difference]: With dead ends: 218
[2024-11-18 18:39:39,122 INFO  L226             Difference]: Without dead ends: 151
[2024-11-18 18:39:39,123 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 376 GetRequests, 356 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=156, Invalid=306, Unknown=0, NotChecked=0, Total=462
[2024-11-18 18:39:39,124 INFO  L432           NwaCegarLoop]: 67 mSDtfsCounter, 191 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 387 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 241 SdHoareTripleChecker+Valid, 234 SdHoareTripleChecker+Invalid, 414 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 387 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time
[2024-11-18 18:39:39,126 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [241 Valid, 234 Invalid, 414 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 387 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time]
[2024-11-18 18:39:39,127 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 151 states.
[2024-11-18 18:39:39,155 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 127.
[2024-11-18 18:39:39,157 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 127 states, 70 states have (on average 1.2) internal successors, (84), 71 states have internal predecessors, (84), 53 states have call successors, (53), 3 states have call predecessors, (53), 3 states have return successors, (53), 52 states have call predecessors, (53), 53 states have call successors, (53)
[2024-11-18 18:39:39,162 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 190 transitions.
[2024-11-18 18:39:39,162 INFO  L78                 Accepts]: Start accepts. Automaton has 127 states and 190 transitions. Word has length 170
[2024-11-18 18:39:39,163 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-18 18:39:39,163 INFO  L471      AbstractCegarLoop]: Abstraction has 127 states and 190 transitions.
[2024-11-18 18:39:39,164 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 9 states, 9 states have (on average 5.111111111111111) internal successors, (46), 9 states have internal predecessors, (46), 2 states have call successors, (28), 2 states have call predecessors, (28), 3 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28)
[2024-11-18 18:39:39,164 INFO  L276                IsEmpty]: Start isEmpty. Operand 127 states and 190 transitions.
[2024-11-18 18:39:39,170 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 173
[2024-11-18 18:39:39,170 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-18 18:39:39,170 INFO  L215           NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-18 18:39:39,179 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0
[2024-11-18 18:39:39,377 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0
[2024-11-18 18:39:39,571 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt
[2024-11-18 18:39:39,572 INFO  L396      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-18 18:39:39,572 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-18 18:39:39,572 INFO  L85        PathProgramCache]: Analyzing trace with hash 1548597443, now seen corresponding path program 1 times
[2024-11-18 18:39:39,573 INFO  L118   FreeRefinementEngine]: Executing refinement strategy WOLF
[2024-11-18 18:39:39,573 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [214861818]
[2024-11-18 18:39:39,574 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-18 18:39:39,574 INFO  L173          SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-18 18:39:39,574 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-18 18:39:39,577 INFO  L229       MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-18 18:39:39,579 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process
[2024-11-18 18:39:39,742 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-18 18:39:39,747 INFO  L255         TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 23 conjuncts are in the unsatisfiable core
[2024-11-18 18:39:39,754 INFO  L278         TraceCheckSpWp]: Computing forward predicates...