./chc-comp-wrapper.sh ../../../chc-comp24-benchmarks/LIA-Lin-Arrays/chc-comp24-LIA-Lin-Arrays-027.smt2 .


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


This is Ultimate 0.3.0-dev-42d8767-m
[2025-04-28 21:21:35,286 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2025-04-28 21:21:35,375 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfd75c6f-6c2a-4536-a296-10147a86e67b/chc-comp25-scripts/participants/UltimateUnihorn/./chccomp-Unihorn_Default.epf
[2025-04-28 21:21:35,381 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2025-04-28 21:21:35,381 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2025-04-28 21:21:35,413 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2025-04-28 21:21:35,414 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2025-04-28 21:21:35,414 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2025-04-28 21:21:35,415 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2025-04-28 21:21:35,416 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2025-04-28 21:21:35,416 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2025-04-28 21:21:35,416 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2025-04-28 21:21:35,417 INFO  L153        SettingsManager]:  * Use SBE=true
[2025-04-28 21:21:35,418 INFO  L151        SettingsManager]: Preferences of ChcToBoogie differ from their defaults:
[2025-04-28 21:21:35,418 INFO  L153        SettingsManager]:  * Use one large procedure with gotos to replace tail recursive calls=false
[2025-04-28 21:21:35,418 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2025-04-28 21:21:35,418 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2025-04-28 21:21:35,418 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2025-04-28 21:21:35,418 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2025-04-28 21:21:35,418 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2025-04-28 21:21:35,419 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2025-04-28 21:21:35,419 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2025-04-28 21:21:35,419 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2025-04-28 21:21:35,419 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2025-04-28 21:21:35,419 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2025-04-28 21:21:35,420 INFO  L151        SettingsManager]: Preferences of SmtParser differ from their defaults:
[2025-04-28 21:21:35,420 INFO  L153        SettingsManager]:  * SmtParser Mode=UltimateTreeAutomizer
[2025-04-28 21:21:35,742 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2025-04-28 21:21:35,756 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2025-04-28 21:21:35,758 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2025-04-28 21:21:35,761 INFO  L270        PluginConnector]: Initializing SmtParser...
[2025-04-28 21:21:35,761 INFO  L274        PluginConnector]: SmtParser initialized
[2025-04-28 21:21:35,763 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfd75c6f-6c2a-4536-a296-10147a86e67b/chc-comp25-scripts/participants/UltimateUnihorn/../../../chc-comp24-benchmarks/LIA-Lin-Arrays/chc-comp24-LIA-Lin-Arrays-027.smt2
[2025-04-28 21:21:35,765 INFO  L314              SmtParser]: Parsing .smt2 file as a set of Horn Clauses
[2025-04-28 21:21:35,771 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
unknown
[2025-04-28 21:21:36,221 INFO  L339              SmtParser]: Successfully executed SMT file /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfd75c6f-6c2a-4536-a296-10147a86e67b/chc-comp25-scripts/participants/UltimateUnihorn/../../../chc-comp24-benchmarks/LIA-Lin-Arrays/chc-comp24-LIA-Lin-Arrays-027.smt2
[2025-04-28 21:21:36,225 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2025-04-28 21:21:36,226 INFO  L133        ToolchainWalker]: Walking toolchain with 4 elements.
[2025-04-28 21:21:36,229 INFO  L112        PluginConnector]: ------------------------ChcToBoogie----------------------------
[2025-04-28 21:21:36,229 INFO  L270        PluginConnector]: Initializing ChcToBoogie...
[2025-04-28 21:21:36,229 INFO  L274        PluginConnector]: ChcToBoogie initialized
[2025-04-28 21:21:36,231 INFO  L184        PluginConnector]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 28.04 09:21:36" (1/1) ...
[2025-04-28 21:21:36,280 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:36 Unit
[2025-04-28 21:21:36,281 INFO  L131        PluginConnector]: ------------------------ END ChcToBoogie----------------------------
[2025-04-28 21:21:36,283 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2025-04-28 21:21:36,283 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2025-04-28 21:21:36,283 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2025-04-28 21:21:36,306 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:36" (1/1) ...
[2025-04-28 21:21:36,307 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:36" (1/1) ...
[2025-04-28 21:21:36,333 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:36" (1/1) ...
[2025-04-28 21:21:36,333 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:36" (1/1) ...
[2025-04-28 21:21:36,339 INFO  L184        PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:36" (1/1) ...
[2025-04-28 21:21:36,341 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:36" (1/1) ...
[2025-04-28 21:21:36,346 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:36" (1/1) ...
[2025-04-28 21:21:36,348 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:36" (1/1) ...
[2025-04-28 21:21:36,349 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:36" (1/1) ...
[2025-04-28 21:21:36,378 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2025-04-28 21:21:36,379 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2025-04-28 21:21:36,383 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2025-04-28 21:21:36,383 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2025-04-28 21:21:36,384 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:36" (1/1) ...
[2025-04-28 21:21:36,389 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2025-04-28 21:21:36,408 INFO  L189       MonitoredProcess]: No working directory specified, using /usr/bin/z3
[2025-04-28 21:21:36,421 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /usr/bin/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2025-04-28 21:21:36,425 INFO  L327       MonitoredProcess]: [MP /usr/bin/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2025-04-28 21:21:36,442 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure False given in one single declaration
[2025-04-28 21:21:36,442 INFO  L130     BoogieDeclarations]: Found specification of procedure False
[2025-04-28 21:21:36,442 INFO  L138     BoogieDeclarations]: Found implementation of procedure False
[2025-04-28 21:21:36,442 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure main.ATprecall.split given in one single declaration
[2025-04-28 21:21:36,442 INFO  L130     BoogieDeclarations]: Found specification of procedure main.ATprecall.split
[2025-04-28 21:21:36,442 INFO  L138     BoogieDeclarations]: Found implementation of procedure main.ATprecall.split
[2025-04-28 21:21:36,443 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure main.AT.lr.ph given in one single declaration
[2025-04-28 21:21:36,443 INFO  L130     BoogieDeclarations]: Found specification of procedure main.AT.lr.ph
[2025-04-28 21:21:36,443 INFO  L138     BoogieDeclarations]: Found implementation of procedure main.AT.lr.ph
[2025-04-28 21:21:36,443 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure main.AT.preheader given in one single declaration
[2025-04-28 21:21:36,443 INFO  L130     BoogieDeclarations]: Found specification of procedure main.AT.preheader
[2025-04-28 21:21:36,444 INFO  L138     BoogieDeclarations]: Found implementation of procedure main.AT.preheader
[2025-04-28 21:21:36,444 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure main.AT_bb given in one single declaration
[2025-04-28 21:21:36,444 INFO  L130     BoogieDeclarations]: Found specification of procedure main.AT_bb
[2025-04-28 21:21:36,444 INFO  L138     BoogieDeclarations]: Found implementation of procedure main.AT_bb
[2025-04-28 21:21:36,444 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure main.ATentry given in one single declaration
[2025-04-28 21:21:36,445 INFO  L130     BoogieDeclarations]: Found specification of procedure main.ATentry
[2025-04-28 21:21:36,445 INFO  L138     BoogieDeclarations]: Found implementation of procedure main.ATentry
[2025-04-28 21:21:36,445 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure Ultimate.START given in one single declaration
[2025-04-28 21:21:36,445 INFO  L130     BoogieDeclarations]: Found specification of procedure Ultimate.START
[2025-04-28 21:21:36,445 INFO  L138     BoogieDeclarations]: Found implementation of procedure Ultimate.START
[2025-04-28 21:21:36,579 INFO  L234             CfgBuilder]: Building ICFG
[2025-04-28 21:21:36,581 INFO  L260             CfgBuilder]: Building CFG for each procedure with an implementation
[2025-04-28 21:21:36,920 INFO  L?                        ?]: Removed 161 outVars from TransFormulas that were not future-live.
[2025-04-28 21:21:36,920 INFO  L283             CfgBuilder]: Performing block encoding
[2025-04-28 21:21:36,932 INFO  L304             CfgBuilder]: Using library mode
[2025-04-28 21:21:36,933 INFO  L312             CfgBuilder]: Removed 2 assume(true) statements.
[2025-04-28 21:21:36,933 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 09:21:36 BoogieIcfgContainer
[2025-04-28 21:21:36,933 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2025-04-28 21:21:36,937 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2025-04-28 21:21:36,937 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2025-04-28 21:21:36,941 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2025-04-28 21:21:36,941 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 28.04 09:21:36" (1/3) ...
[2025-04-28 21:21:36,942 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 28.04 09:21:36, skipping insertion in model container
[2025-04-28 21:21:36,943 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:36" (2/3) ...
[2025-04-28 21:21:36,943 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 09:21:36, skipping insertion in model container
[2025-04-28 21:21:36,943 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 09:21:36" (3/3) ...
[2025-04-28 21:21:36,945 INFO  L128   eAbstractionObserver]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver
[2025-04-28 21:21:36,962 INFO  L217   ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2025-04-28 21:21:36,965 INFO  L151   ceAbstractionStarter]: Applying trace abstraction to ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver that has 7 procedures, 30 locations, 47 edges, 7 initial locations, 0 loop locations, and 1 error locations.
[2025-04-28 21:21:37,033 INFO  L339      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2025-04-28 21:21:37,054 INFO  L340      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=None, 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;@4ac8bf2f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2025-04-28 21:21:37,054 INFO  L341      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2025-04-28 21:21:37,059 INFO  L278                IsEmpty]: Start isEmpty. Operand  has 30 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 17 states have internal predecessors, (17), 10 states have call successors, (10), 6 states have call predecessors, (10), 6 states have return successors, (10), 6 states have call predecessors, (10), 10 states have call successors, (10)
[2025-04-28 21:21:37,069 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2025-04-28 21:21:37,070 INFO  L210           NwaCegarLoop]: Found error trace
[2025-04-28 21:21:37,070 INFO  L218           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-04-28 21:21:37,071 INFO  L403      AbstractCegarLoop]: === Iteration 1 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-04-28 21:21:37,077 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-04-28 21:21:37,078 INFO  L85        PathProgramCache]: Analyzing trace with hash 701841182, now seen corresponding path program 1 times
[2025-04-28 21:21:37,088 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-04-28 21:21:37,088 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283834759]
[2025-04-28 21:21:37,089 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-04-28 21:21:37,089 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-04-28 21:21:37,151 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 19 statements into 1 equivalence classes.
[2025-04-28 21:21:37,252 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 19 of 19 statements.
[2025-04-28 21:21:37,253 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-04-28 21:21:37,253 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is sat
[2025-04-28 21:21:37,254 INFO  L348             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2025-04-28 21:21:37,276 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 19 statements into 1 equivalence classes.
[2025-04-28 21:21:37,337 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 19 of 19 statements.
[2025-04-28 21:21:37,338 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-04-28 21:21:37,338 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is sat
[2025-04-28 21:21:37,377 INFO  L130   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2025-04-28 21:21:37,380 INFO  L340         BasicCegarLoop]: Counterexample is feasible
[2025-04-28 21:21:37,381 INFO  L790   garLoopResultBuilder]: Registering result UNSAFE for location Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY (0 of 1 remaining)
[2025-04-28 21:21:37,385 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2025-04-28 21:21:37,389 INFO  L422         BasicCegarLoop]: Path program histogram: [1]
[2025-04-28 21:21:37,401 INFO  L171   ceAbstractionStarter]: Computing trace abstraction results
[2025-04-28 21:21:37,404 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.04 09:21:37 BoogieIcfgContainer
[2025-04-28 21:21:37,404 INFO  L131        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2025-04-28 21:21:37,406 INFO  L158              Benchmark]: Toolchain (without parser) took 1179.37ms. Allocated memory is still 234.9MB. Free memory was 153.3MB in the beginning and 109.4MB in the end (delta: 43.9MB). Peak memory consumption was 50.3MB. Max. memory is 33.6GB.
[2025-04-28 21:21:37,406 INFO  L158              Benchmark]: SmtParser took 1.31ms. Allocated memory is still 234.9MB. Free memory is still 170.0MB. There was no memory consumed. Max. memory is 33.6GB.
[2025-04-28 21:21:37,406 INFO  L158              Benchmark]: ChcToBoogie took 52.52ms. Allocated memory is still 234.9MB. Free memory was 153.3MB in the beginning and 151.0MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 33.6GB.
[2025-04-28 21:21:37,407 INFO  L158              Benchmark]: Boogie Preprocessor took 95.79ms. Allocated memory is still 234.9MB. Free memory was 151.0MB in the beginning and 148.3MB in the end (delta: 2.6MB). Peak memory consumption was 16.8MB. Max. memory is 33.6GB.
[2025-04-28 21:21:37,407 INFO  L158              Benchmark]: RCFGBuilder took 554.12ms. Allocated memory is still 234.9MB. Free memory was 148.3MB in the beginning and 126.3MB in the end (delta: 22.1MB). Peak memory consumption was 16.8MB. Max. memory is 33.6GB.
[2025-04-28 21:21:37,407 INFO  L158              Benchmark]: TraceAbstraction took 467.82ms. Allocated memory is still 234.9MB. Free memory was 125.6MB in the beginning and 109.4MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 33.6GB.
[2025-04-28 21:21:37,409 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * SmtParser took 1.31ms. Allocated memory is still 234.9MB. Free memory is still 170.0MB. There was no memory consumed. Max. memory is 33.6GB.
 * ChcToBoogie took 52.52ms. Allocated memory is still 234.9MB. Free memory was 153.3MB in the beginning and 151.0MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 33.6GB.
 * Boogie Preprocessor took 95.79ms. Allocated memory is still 234.9MB. Free memory was 151.0MB in the beginning and 148.3MB in the end (delta: 2.6MB). Peak memory consumption was 16.8MB. Max. memory is 33.6GB.
 * RCFGBuilder took 554.12ms. Allocated memory is still 234.9MB. Free memory was 148.3MB in the beginning and 126.3MB in the end (delta: 22.1MB). Peak memory consumption was 16.8MB. Max. memory is 33.6GB.
 * TraceAbstraction took 467.82ms. Allocated memory is still 234.9MB. Free memory was 125.6MB in the beginning and 109.4MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 33.6GB.
 * 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
  - CounterExampleResult [Unknown line] : the set of constraint Horn clauses is unsatisfiable
    the set of constraint Horn clauses is unsatisfiable
We found a FailurePath: 
[L0]  CALL  call False();
[L0]  CALL  call main.ATprecall.split();
[L0]        assume (((((((((((((((((((((((((!(hbv_main.ATprecall.split_M_18 && hbv_main.ATprecall.split_T_1) && !((hbv_main.ATprecall.split_F1_6 && hbv_main.ATprecall.split_T_1) && hbv_main.ATprecall.split_S_15 != hbv_main.ATprecall.split_R_24)) && !((if hbv_main.ATprecall.split_Y_5 then 1 else 0) != hbv_main.ATprecall.split_Z_14 && hbv_main.ATprecall.split_F1_6)) && !((hbv_main.ATprecall.split_W_3 != hbv_main.ATprecall.split_U_17 && hbv_main.ATprecall.split_F1_6) && hbv_main.ATprecall.split_T_1)) && !((((hbv_main.ATprecall.split_O_11 && hbv_main.ATprecall.split_P_26) || hbv_main.ATprecall.split_Q_25) && hbv_main.ATprecall.split_T_1) && ((!hbv_main.ATprecall.split_P_26 || !hbv_main.ATprecall.split_O_11) || !hbv_main.ATprecall.split_Q_25))) && !((hbv_main.ATprecall.split_F1_6 && hbv_main.ATprecall.split_T_1) && hbv_main.ATprecall.split_S_15 != 0)) && !(hbv_main.ATprecall.split_T_1 && (!hbv_main.ATprecall.split_T_1 || !hbv_main.ATprecall.split_K_2))) && !!hbv_main.ATprecall.split_G1_16) && !(hbv_main.ATprecall.split_T_1 && ((hbv_main.ATprecall.split_P_26 && hbv_main.ATprecall.split_N_22 <= 0) || (0 < hbv_main.ATprecall.split_N_22 && !hbv_main.ATprecall.split_P_26)))) && !((hbv_main.ATprecall.split_U_17 != 0 && hbv_main.ATprecall.split_F1_6) && hbv_main.ATprecall.split_T_1)) && !((hbv_main.ATprecall.split_F1_6 && hbv_main.ATprecall.split_Q_25) && hbv_main.ATprecall.split_T_1)) && !(hbv_main.ATprecall.split_F1_6 && hbv_main.ATprecall.split_V_7 != hbv_main.ATprecall.split_X_4 + 1)) && !(hbv_main.ATprecall.split_F1_6 && !hbv_main.ATprecall.split_E1_23)) && !(((!hbv_main.ATprecall.split_E1_23 && !hbv_main.ATprecall.split_D1_19) || (hbv_main.ATprecall.split_D1_19 && hbv_main.ATprecall.split_E1_23)) && hbv_main.ATprecall.split_F1_6)) && !((hbv_main.ATprecall.split_G_21 != 0 || !hbv_main.ATprecall.split_I_8) && (hbv_main.ATprecall.split_G_21 == 0 || hbv_main.ATprecall.split_I_8))) && !(((hbv_main.ATprecall.split_W_3 <= hbv_main.ATprecall.split_X_4 && hbv_main.ATprecall.split_Y_5) || (hbv_main.ATprecall.split_X_4 < hbv_main.ATprecall.split_W_3 && !hbv_main.ATprecall.split_Y_5)) && hbv_main.ATprecall.split_F1_6)) && !((hbv_main.ATprecall.split_K_2 && hbv_main.ATprecall.split_T_1) && hbv_main.ATprecall.split_L_20 != hbv_main.ATprecall.split_V_7)) && !(((hbv_main.ATprecall.split_B1_12 != 0 && hbv_main.ATprecall.split_A1_13 == 0) || (hbv_main.ATprecall.split_B1_12 != 0 && hbv_main.ATprecall.split_Z_14 == 0)) && hbv_main.ATprecall.split_F1_6)) && hbv_main.ATprecall.split_J_9 + 1 == hbv_main.ATprecall.split_H_10) && !(((hbv_main.ATprecall.split_B1_12 != 0 || !hbv_main.ATprecall.split_D1_19) && hbv_main.ATprecall.split_F1_6) && (hbv_main.ATprecall.split_B1_12 == 0 || hbv_main.ATprecall.split_D1_19))) && !(((hbv_main.ATprecall.split_N_22 <= hbv_main.ATprecall.split_V_7 && hbv_main.ATprecall.split_M_18) || (!hbv_main.ATprecall.split_M_18 && hbv_main.ATprecall.split_V_7 < hbv_main.ATprecall.split_N_22)) && hbv_main.ATprecall.split_T_1)) && !(((!hbv_main.ATprecall.split_O_11 && 0 < hbv_main.ATprecall.split_V_7) || (hbv_main.ATprecall.split_V_7 <= 0 && hbv_main.ATprecall.split_O_11)) && hbv_main.ATprecall.split_T_1)) && !((!hbv_main.ATprecall.split_G1_16 || !hbv_main.ATprecall.split_F1_6) && hbv_main.ATprecall.split_G1_16)) && !(hbv_main.ATprecall.split_C1_27 && hbv_main.ATprecall.split_F1_6)) && !((hbv_main.ATprecall.split_K_2 && hbv_main.ATprecall.split_T_1) && !hbv_main.ATprecall.split_I_8)) && !((!hbv_main.ATprecall.split_T_1 || !hbv_main.ATprecall.split_F1_6) && hbv_main.ATprecall.split_F1_6)) && !((hbv_main.ATprecall.split_L_20 != hbv_main.ATprecall.split_J_9 && hbv_main.ATprecall.split_K_2) && hbv_main.ATprecall.split_T_1);
      VAL   [hbv_main.ATprecall.split_G_21=0, hbv_main.ATprecall.split_J_9=0, hbv_main.ATprecall.split_N_22=0]
[L0]  CALL  call main.AT.preheader(hbv_main.ATprecall.split_A_28, hbv_main.ATprecall.split_B_29, hbv_main.ATprecall.split_C_30, hbv_main.ATprecall.split_D_31, hbv_main.ATprecall.split_N_22, hbv_main.ATprecall.split_E_32, hbv_main.ATprecall.split_F_33, hbv_main.ATprecall.split_G_21, hbv_main.ATprecall.split_J_9);
      VAL   [hhv_main.AT.preheader_K_0=1, hhv_main.AT.preheader_M_2=1, hhv_main.AT.preheader_O_4=0, hhv_main.AT.preheader_P_5=0, hhv_main.AT.preheader_Q_6=0, hhv_main.AT.preheader_R_7=0, hhv_main.AT.preheader_S_8=0]
[L0]        assume ((((((((((!!hbv_main.AT.preheader_H_1 && !((!hbv_main.AT.preheader_H_1 || !hbv_main.AT.preheader_I_2) && hbv_main.AT.preheader_H_1)) && !((hbv_main.AT.preheader_H_1 && hbv_main.AT.preheader_I_2) && hbv_main.AT.preheader_G_7 != hhv_main.AT.preheader_R_7)) && !((hbv_main.AT.preheader_H_1 && hbv_main.AT.preheader_I_2) && hbv_main.AT.preheader_J_8 != hhv_main.AT.preheader_S_8)) && !((hbv_main.AT.preheader_G_7 != hhv_main.AT.preheader_P_5 && hbv_main.AT.preheader_H_1) && hbv_main.AT.preheader_I_2)) && !((hbv_main.AT.preheader_I_2 && hbv_main.AT.preheader_E_5) && hbv_main.AT.preheader_F_6 != hbv_main.AT.preheader_D_10)) && !((hbv_main.AT.preheader_A_3 != 0 || !hbv_main.AT.preheader_C_4) && (hbv_main.AT.preheader_A_3 == 0 || hbv_main.AT.preheader_C_4))) && !((hbv_main.AT.preheader_I_2 && hbv_main.AT.preheader_E_5) && hhv_main.AT.preheader_O_4 != hbv_main.AT.preheader_F_6)) && !((hbv_main.AT.preheader_J_8 != 0 && hbv_main.AT.preheader_H_1) && hbv_main.AT.preheader_I_2)) && hbv_main.AT.preheader_B_9 == hbv_main.AT.preheader_D_10 + 1) && !((hbv_main.AT.preheader_I_2 && hbv_main.AT.preheader_E_5) && !hbv_main.AT.preheader_C_4)) && !(hbv_main.AT.preheader_I_2 && (!hbv_main.AT.preheader_I_2 || !hbv_main.AT.preheader_E_5));
      VAL   [hbv_main.AT.preheader_A_3=0, hbv_main.AT.preheader_D_10=0, hhv_main.AT.preheader_K_0=1, hhv_main.AT.preheader_M_2=1, hhv_main.AT.preheader_O_4=0, hhv_main.AT.preheader_P_5=0, hhv_main.AT.preheader_Q_6=0, hhv_main.AT.preheader_R_7=0, hhv_main.AT.preheader_S_8=0]
[L0]  CALL  call main.AT_bb(hhv_main.AT.preheader_K_0, hhv_main.AT.preheader_L_1, hhv_main.AT.preheader_M_2, hhv_main.AT.preheader_N_3, hhv_main.AT.preheader_P_5, hhv_main.AT.preheader_Q_6, hbv_main.AT.preheader_A_3, hbv_main.AT.preheader_D_10);
      VAL   [hhv_main.AT_bb_A2_7=0, hhv_main.AT_bb_T1_0=1, hhv_main.AT_bb_V1_2=1, hhv_main.AT_bb_X1_4=0, hhv_main.AT_bb_Y1_5=0, hhv_main.AT_bb_Z1_6=0]
[L0]        assume ((((((((((((((((((((((((((((((((((((((((((((((((((!!hbv_main.AT_bb_O1_7 && 2 + hhv_main.AT_bb_V1_2 == hbv_main.AT_bb_D1_21) && !(hhv_main.AT_bb_T1_0 <= 0)) && hbv_main.AT_bb_K1_4 == hbv_main.AT_bb_A_43) && hbv_main.AT_bb_K1_4 == hbv_main.AT_bb_H_45) && hhv_main.AT_bb_T1_0 == hbv_main.AT_bb_C_20) && !((hhv_main.AT_bb_Z1_6 != hbv_main.AT_bb_P1_1 && hbv_main.AT_bb_Q1_2) && hbv_main.AT_bb_R1_3)) && hbv_main.AT_bb_M_27[hbv_main.AT_bb_N_25 := hbv_main.AT_bb_O_41] == hbv_main.AT_bb_Q_35) && hbv_main.AT_bb_M1_18 == hhv_main.AT_bb_V1_2 + 4) && !!hbv_main.AT_bb_Q1_2) && hbv_main.AT_bb_M_27 == hbv_main.AT_bb_I_16[hbv_main.AT_bb_J_9 := hbv_main.AT_bb_K_26]) && !((hbv_main.AT_bb_Q1_2 && hbv_main.AT_bb_R1_3) && hbv_main.AT_bb_S1_28 != 0)) && !((!hbv_main.AT_bb_R1_3 || !hbv_main.AT_bb_Q1_2) && hbv_main.AT_bb_Q1_2)) && hbv_main.AT_bb_J_9 == 2 + hhv_main.AT_bb_T1_0) && !(hbv_main.AT_bb_M1_18 <= 0 && 0 < hhv_main.AT_bb_V1_2)) && hbv_main.AT_bb_V_31[hbv_main.AT_bb_W_11 := hhv_main.AT_bb_X1_4] == hbv_main.AT_bb_Y_32) && !!hbv_main.AT_bb_T_44) && hbv_main.AT_bb_G1_38 == hbv_main.AT_bb_C1_34[hbv_main.AT_bb_D1_21 := hbv_main.AT_bb_E1_40]) && !(hbv_main.AT_bb_Z_29 <= 0 && 0 < hhv_main.AT_bb_V1_2)) && hbv_main.AT_bb_H1_24 == 3 + hhv_main.AT_bb_V1_2) && !(0 < hhv_main.AT_bb_T1_0 && hbv_main.AT_bb_F_14 <= 0)) && hhv_main.AT_bb_V1_2 == hbv_main.AT_bb_W_11) && !(0 < hhv_main.AT_bb_V1_2 && hbv_main.AT_bb_D1_21 <= 0)) && hbv_main.AT_bb_K1_4 == hbv_main.AT_bb_B1_8) && hbv_main.AT_bb_G1_38[hbv_main.AT_bb_H1_24 := hbv_main.AT_bb_I1_39] == hbv_main.AT_bb_L1_17) && !(hhv_main.AT_bb_V1_2 <= 0)) && !(0 < hhv_main.AT_bb_T1_0 && hbv_main.AT_bb_R_12 <= 0)) && hbv_main.AT_bb_Z_29 == hhv_main.AT_bb_V1_2 + 1) && hbv_main.AT_bb_R_12 == hhv_main.AT_bb_T1_0 + 4) && !((hbv_main.AT_bb_N1_6 == 0 || hbv_main.AT_bb_O1_7) && (!hbv_main.AT_bb_O1_7 || hbv_main.AT_bb_N1_6 != 0))) && hbv_main.AT_bb_K1_4 == hbv_main.AT_bb_U_5) && !((!hbv_main.AT_bb_T_44 || hbv_main.AT_bb_S_36 != 0) && (hbv_main.AT_bb_S_36 == 0 || hbv_main.AT_bb_T_44))) && !(0 < hhv_main.AT_bb_V1_2 && hbv_main.AT_bb_W_11 <= 0)) && hbv_main.AT_bb_N_25 == 3 + hhv_main.AT_bb_T1_0) && !((hbv_main.AT_bb_Q1_2 && hbv_main.AT_bb_R1_3) && hhv_main.AT_bb_Y1_5 != hbv_main.AT_bb_P1_1)) && !(0 < hhv_main.AT_bb_V1_2 && hbv_main.AT_bb_H1_24 <= 0)) && hbv_main.AT_bb_E_13[hbv_main.AT_bb_F_14 := hbv_main.AT_bb_G_15] == hbv_main.AT_bb_I_16) && hbv_main.AT_bb_C1_34 == hbv_main.AT_bb_Y_32[hbv_main.AT_bb_Z_29 := hbv_main.AT_bb_A1_33]) && hbv_main.AT_bb_K1_4 == hbv_main.AT_bb_J1_30) && hbv_main.AT_bb_K1_4 == hbv_main.AT_bb_P_42) && hbv_main.AT_bb_B_19[hbv_main.AT_bb_C_20 := hhv_main.AT_bb_Y1_5] == hbv_main.AT_bb_E_13) && !(0 < hhv_main.AT_bb_T1_0 && hbv_main.AT_bb_J_9 <= 0)) && hhv_main.AT_bb_T1_0 + 1 == hbv_main.AT_bb_F_14) && hbv_main.AT_bb_K1_4 == hbv_main.AT_bb_X_10) && !(hbv_main.AT_bb_N_25 <= 0 && 0 < hhv_main.AT_bb_T1_0)) && hbv_main.AT_bb_K1_4 == hbv_main.AT_bb_L_37) && !(hbv_main.AT_bb_C_20 <= 0 && 0 < hhv_main.AT_bb_T1_0)) && hbv_main.AT_bb_K1_4 == hbv_main.AT_bb_F1_22) && !((hbv_main.AT_bb_Q1_2 && hbv_main.AT_bb_R1_3) && hbv_main.AT_bb_S1_28 != hhv_main.AT_bb_A2_7)) && hbv_main.AT_bb_K1_4 == hbv_main.AT_bb_D_23) && hbv_main.AT_bb_Q_35[hbv_main.AT_bb_R_12 := hbv_main.AT_bb_S_36] == hhv_main.AT_bb_U1_1) && hbv_main.AT_bb_L1_17[hbv_main.AT_bb_M1_18 := hbv_main.AT_bb_N1_6] == hhv_main.AT_bb_W1_3;
      VAL   [hbv_main.AT_bb_K1_4=12, hhv_main.AT_bb_A2_7=0, hhv_main.AT_bb_T1_0=1, hhv_main.AT_bb_V1_2=1, hhv_main.AT_bb_X1_4=0, hhv_main.AT_bb_Y1_5=0, hhv_main.AT_bb_Z1_6=0]
[L0]  CALL  call main.ATentry(hbv_main.AT_bb_K1_4);
[L0]  RET   call main.ATentry(hbv_main.AT_bb_K1_4);
      VAL   [hbv_main.AT_bb_K1_4=12, hhv_main.AT_bb_A2_7=0, hhv_main.AT_bb_T1_0=1, hhv_main.AT_bb_V1_2=1, hhv_main.AT_bb_X1_4=0, hhv_main.AT_bb_Y1_5=0, hhv_main.AT_bb_Z1_6=0]
[L0]  RET   call main.AT_bb(hhv_main.AT.preheader_K_0, hhv_main.AT.preheader_L_1, hhv_main.AT.preheader_M_2, hhv_main.AT.preheader_N_3, hhv_main.AT.preheader_P_5, hhv_main.AT.preheader_Q_6, hbv_main.AT.preheader_A_3, hbv_main.AT.preheader_D_10);
      VAL   [hbv_main.AT.preheader_A_3=0, hbv_main.AT.preheader_D_10=0, hhv_main.AT.preheader_K_0=1, hhv_main.AT.preheader_M_2=1, hhv_main.AT.preheader_O_4=0, hhv_main.AT.preheader_P_5=0, hhv_main.AT.preheader_Q_6=0, hhv_main.AT.preheader_R_7=0, hhv_main.AT.preheader_S_8=0]
[L0]  RET   call main.AT.preheader(hbv_main.ATprecall.split_A_28, hbv_main.ATprecall.split_B_29, hbv_main.ATprecall.split_C_30, hbv_main.ATprecall.split_D_31, hbv_main.ATprecall.split_N_22, hbv_main.ATprecall.split_E_32, hbv_main.ATprecall.split_F_33, hbv_main.ATprecall.split_G_21, hbv_main.ATprecall.split_J_9);
      VAL   [hbv_main.ATprecall.split_A_28=1, hbv_main.ATprecall.split_C_30=1, hbv_main.ATprecall.split_E_32=0, hbv_main.ATprecall.split_F_33=0, hbv_main.ATprecall.split_G_21=0, hbv_main.ATprecall.split_J_9=0, hbv_main.ATprecall.split_N_22=0]
[L0]  RET   call main.ATprecall.split();
[L0]  RET   call False();
[L0]        assert false;

  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 7 procedures, 30 locations, 47 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=30occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available
RESULT: Ultimate proved your program to be incorrect!
[2025-04-28 21:21:37,428 INFO  L552       MonitoredProcess]: [MP /usr/bin/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0
Received shutdown request...
unsat
