./chc-comp-wrapper.sh ../../../chc-comp24-benchmarks/LIA/chc-comp24-LIA-037.smt2 .


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This is Ultimate 0.3.0-dev-42d8767-m
[2025-04-28 21:21:47,584 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2025-04-28 21:21:47,678 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b21b706-a9ab-4c57-81c5-9220c0e665d3/chc-comp25-scripts/participants/UltimateUnihorn/./chccomp-Unihorn_Default.epf
[2025-04-28 21:21:47,685 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2025-04-28 21:21:47,685 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2025-04-28 21:21:47,723 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2025-04-28 21:21:47,724 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2025-04-28 21:21:47,725 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2025-04-28 21:21:47,727 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2025-04-28 21:21:47,727 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2025-04-28 21:21:47,728 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2025-04-28 21:21:47,729 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2025-04-28 21:21:47,729 INFO  L153        SettingsManager]:  * Use SBE=true
[2025-04-28 21:21:47,729 INFO  L151        SettingsManager]: Preferences of ChcToBoogie differ from their defaults:
[2025-04-28 21:21:47,729 INFO  L153        SettingsManager]:  * Use one large procedure with gotos to replace tail recursive calls=false
[2025-04-28 21:21:47,729 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2025-04-28 21:21:47,729 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2025-04-28 21:21:47,730 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2025-04-28 21:21:47,730 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2025-04-28 21:21:47,730 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2025-04-28 21:21:47,731 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2025-04-28 21:21:47,731 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2025-04-28 21:21:47,731 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2025-04-28 21:21:47,731 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2025-04-28 21:21:47,731 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2025-04-28 21:21:47,732 INFO  L151        SettingsManager]: Preferences of SmtParser differ from their defaults:
[2025-04-28 21:21:47,732 INFO  L153        SettingsManager]:  * SmtParser Mode=UltimateTreeAutomizer
[2025-04-28 21:21:48,065 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2025-04-28 21:21:48,076 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2025-04-28 21:21:48,079 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2025-04-28 21:21:48,081 INFO  L270        PluginConnector]: Initializing SmtParser...
[2025-04-28 21:21:48,081 INFO  L274        PluginConnector]: SmtParser initialized
[2025-04-28 21:21:48,084 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b21b706-a9ab-4c57-81c5-9220c0e665d3/chc-comp25-scripts/participants/UltimateUnihorn/../../../chc-comp24-benchmarks/LIA/chc-comp24-LIA-037.smt2
[2025-04-28 21:21:48,085 INFO  L314              SmtParser]: Parsing .smt2 file as a set of Horn Clauses
[2025-04-28 21:21:48,091 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
unknown
[2025-04-28 21:21:48,460 INFO  L339              SmtParser]: Successfully executed SMT file /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b21b706-a9ab-4c57-81c5-9220c0e665d3/chc-comp25-scripts/participants/UltimateUnihorn/../../../chc-comp24-benchmarks/LIA/chc-comp24-LIA-037.smt2
[2025-04-28 21:21:48,464 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2025-04-28 21:21:48,468 INFO  L133        ToolchainWalker]: Walking toolchain with 4 elements.
[2025-04-28 21:21:48,469 INFO  L112        PluginConnector]: ------------------------ChcToBoogie----------------------------
[2025-04-28 21:21:48,469 INFO  L270        PluginConnector]: Initializing ChcToBoogie...
[2025-04-28 21:21:48,469 INFO  L274        PluginConnector]: ChcToBoogie initialized
[2025-04-28 21:21:48,472 INFO  L184        PluginConnector]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 28.04 09:21:48" (1/1) ...
[2025-04-28 21:21:48,535 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:48 Unit
[2025-04-28 21:21:48,535 INFO  L131        PluginConnector]: ------------------------ END ChcToBoogie----------------------------
[2025-04-28 21:21:48,536 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2025-04-28 21:21:48,537 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2025-04-28 21:21:48,537 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2025-04-28 21:21:48,555 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:48" (1/1) ...
[2025-04-28 21:21:48,555 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:48" (1/1) ...
[2025-04-28 21:21:48,594 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:48" (1/1) ...
[2025-04-28 21:21:48,594 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:48" (1/1) ...
[2025-04-28 21:21:48,604 INFO  L184        PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:48" (1/1) ...
[2025-04-28 21:21:48,608 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:48" (1/1) ...
[2025-04-28 21:21:48,610 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:48" (1/1) ...
[2025-04-28 21:21:48,616 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:48" (1/1) ...
[2025-04-28 21:21:48,617 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:48" (1/1) ...
[2025-04-28 21:21:48,638 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2025-04-28 21:21:48,639 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2025-04-28 21:21:48,639 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2025-04-28 21:21:48,640 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2025-04-28 21:21:48,641 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:48" (1/1) ...
[2025-04-28 21:21:48,643 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2025-04-28 21:21:48,657 INFO  L189       MonitoredProcess]: No working directory specified, using /usr/bin/z3
[2025-04-28 21:21:48,676 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 21:21:48,679 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 21:21:48,693 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure False given in one single declaration
[2025-04-28 21:21:48,693 INFO  L130     BoogieDeclarations]: Found specification of procedure False
[2025-04-28 21:21:48,693 INFO  L138     BoogieDeclarations]: Found implementation of procedure False
[2025-04-28 21:21:48,693 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure ERR given in one single declaration
[2025-04-28 21:21:48,693 INFO  L130     BoogieDeclarations]: Found specification of procedure ERR
[2025-04-28 21:21:48,694 INFO  L138     BoogieDeclarations]: Found implementation of procedure ERR
[2025-04-28 21:21:48,694 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure MAIN given in one single declaration
[2025-04-28 21:21:48,694 INFO  L130     BoogieDeclarations]: Found specification of procedure MAIN
[2025-04-28 21:21:48,695 INFO  L138     BoogieDeclarations]: Found implementation of procedure MAIN
[2025-04-28 21:21:48,695 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure top_reset given in one single declaration
[2025-04-28 21:21:48,695 INFO  L130     BoogieDeclarations]: Found specification of procedure top_reset
[2025-04-28 21:21:48,695 INFO  L138     BoogieDeclarations]: Found implementation of procedure top_reset
[2025-04-28 21:21:48,695 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure main_reset given in one single declaration
[2025-04-28 21:21:48,695 INFO  L130     BoogieDeclarations]: Found specification of procedure main_reset
[2025-04-28 21:21:48,695 INFO  L138     BoogieDeclarations]: Found implementation of procedure main_reset
[2025-04-28 21:21:48,695 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure controleur_reset given in one single declaration
[2025-04-28 21:21:48,695 INFO  L130     BoogieDeclarations]: Found specification of procedure controleur_reset
[2025-04-28 21:21:48,697 INFO  L138     BoogieDeclarations]: Found implementation of procedure controleur_reset
[2025-04-28 21:21:48,697 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure hypothese_reset given in one single declaration
[2025-04-28 21:21:48,697 INFO  L130     BoogieDeclarations]: Found specification of procedure hypothese_reset
[2025-04-28 21:21:48,697 INFO  L138     BoogieDeclarations]: Found implementation of procedure hypothese_reset
[2025-04-28 21:21:48,697 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure Sofar_reset given in one single declaration
[2025-04-28 21:21:48,697 INFO  L130     BoogieDeclarations]: Found specification of procedure Sofar_reset
[2025-04-28 21:21:48,697 INFO  L138     BoogieDeclarations]: Found implementation of procedure Sofar_reset
[2025-04-28 21:21:48,698 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure INIT_STATE given in one single declaration
[2025-04-28 21:21:48,698 INFO  L130     BoogieDeclarations]: Found specification of procedure INIT_STATE
[2025-04-28 21:21:48,698 INFO  L138     BoogieDeclarations]: Found implementation of procedure INIT_STATE
[2025-04-28 21:21:48,698 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure top_step given in one single declaration
[2025-04-28 21:21:48,698 INFO  L130     BoogieDeclarations]: Found specification of procedure top_step
[2025-04-28 21:21:48,698 INFO  L138     BoogieDeclarations]: Found implementation of procedure top_step
[2025-04-28 21:21:48,698 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure main_step given in one single declaration
[2025-04-28 21:21:48,698 INFO  L130     BoogieDeclarations]: Found specification of procedure main_step
[2025-04-28 21:21:48,698 INFO  L138     BoogieDeclarations]: Found implementation of procedure main_step
[2025-04-28 21:21:48,698 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure hypothese_step given in one single declaration
[2025-04-28 21:21:48,698 INFO  L130     BoogieDeclarations]: Found specification of procedure hypothese_step
[2025-04-28 21:21:48,699 INFO  L138     BoogieDeclarations]: Found implementation of procedure hypothese_step
[2025-04-28 21:21:48,699 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure controleur_step given in one single declaration
[2025-04-28 21:21:48,699 INFO  L130     BoogieDeclarations]: Found specification of procedure controleur_step
[2025-04-28 21:21:48,699 INFO  L138     BoogieDeclarations]: Found implementation of procedure controleur_step
[2025-04-28 21:21:48,699 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure Sofar_step given in one single declaration
[2025-04-28 21:21:48,699 INFO  L130     BoogieDeclarations]: Found specification of procedure Sofar_step
[2025-04-28 21:21:48,699 INFO  L138     BoogieDeclarations]: Found implementation of procedure Sofar_step
[2025-04-28 21:21:48,699 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure Ultimate.START given in one single declaration
[2025-04-28 21:21:48,699 INFO  L130     BoogieDeclarations]: Found specification of procedure Ultimate.START
[2025-04-28 21:21:48,700 INFO  L138     BoogieDeclarations]: Found implementation of procedure Ultimate.START
[2025-04-28 21:21:48,897 INFO  L234             CfgBuilder]: Building ICFG
[2025-04-28 21:21:48,900 INFO  L260             CfgBuilder]: Building CFG for each procedure with an implementation
[2025-04-28 21:21:49,293 INFO  L?                        ?]: Removed 25 outVars from TransFormulas that were not future-live.
[2025-04-28 21:21:49,296 INFO  L283             CfgBuilder]: Performing block encoding
[2025-04-28 21:21:49,313 INFO  L304             CfgBuilder]: Using library mode
[2025-04-28 21:21:49,315 INFO  L312             CfgBuilder]: Removed 4 assume(true) statements.
[2025-04-28 21:21:49,315 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 09:21:49 BoogieIcfgContainer
[2025-04-28 21:21:49,315 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2025-04-28 21:21:49,318 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2025-04-28 21:21:49,319 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2025-04-28 21:21:49,322 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2025-04-28 21:21:49,322 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 28.04 09:21:48" (1/3) ...
[2025-04-28 21:21:49,323 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5de2ad95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 28.04 09:21:49, skipping insertion in model container
[2025-04-28 21:21:49,323 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 28.04 09:21:48" (2/3) ...
[2025-04-28 21:21:49,323 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5de2ad95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 09:21:49, skipping insertion in model container
[2025-04-28 21:21:49,323 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 09:21:49" (3/3) ...
[2025-04-28 21:21:49,325 INFO  L128   eAbstractionObserver]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver
[2025-04-28 21:21:49,337 INFO  L217   ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2025-04-28 21:21:49,339 INFO  L151   ceAbstractionStarter]: Applying trace abstraction to ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver that has 15 procedures, 62 locations, 88 edges, 15 initial locations, 0 loop locations, and 1 error locations.
[2025-04-28 21:21:49,383 INFO  L339      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2025-04-28 21:21:49,396 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;@18b5ead2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2025-04-28 21:21:49,396 INFO  L341      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2025-04-28 21:21:49,401 INFO  L278                IsEmpty]: Start isEmpty. Operand  has 62 states, 27 states have (on average 1.037037037037037) internal successors, (28), 28 states have internal predecessors, (28), 19 states have call successors, (20), 14 states have call predecessors, (20), 14 states have return successors, (20), 19 states have call predecessors, (20), 19 states have call successors, (20)
[2025-04-28 21:21:49,411 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 71
[2025-04-28 21:21:49,411 INFO  L210           NwaCegarLoop]: Found error trace
[2025-04-28 21:21:49,412 INFO  L218           NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-04-28 21:21:49,413 INFO  L403      AbstractCegarLoop]: === Iteration 1 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-04-28 21:21:49,418 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-04-28 21:21:49,419 INFO  L85        PathProgramCache]: Analyzing trace with hash 1275063460, now seen corresponding path program 1 times
[2025-04-28 21:21:49,427 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-04-28 21:21:49,428 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641238074]
[2025-04-28 21:21:49,428 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-04-28 21:21:49,428 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-04-28 21:21:49,513 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 70 statements into 1 equivalence classes.
[2025-04-28 21:21:49,608 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 70 of 70 statements.
[2025-04-28 21:21:49,608 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-04-28 21:21:49,609 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-04-28 21:21:50,707 INFO  L134       CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2025-04-28 21:21:50,707 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-04-28 21:21:50,708 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641238074]
[2025-04-28 21:21:50,708 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641238074] provided 1 perfect and 0 imperfect interpolant sequences
[2025-04-28 21:21:50,708 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-04-28 21:21:50,715 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2025-04-28 21:21:50,716 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214742897]
[2025-04-28 21:21:50,717 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-04-28 21:21:50,727 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2025-04-28 21:21:50,727 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-04-28 21:21:50,756 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2025-04-28 21:21:50,756 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2025-04-28 21:21:50,759 INFO  L87              Difference]: Start difference. First operand  has 62 states, 27 states have (on average 1.037037037037037) internal successors, (28), 28 states have internal predecessors, (28), 19 states have call successors, (20), 14 states have call predecessors, (20), 14 states have return successors, (20), 19 states have call predecessors, (20), 19 states have call successors, (20) Second operand  has 7 states, 5 states have (on average 5.2) internal successors, (26), 6 states have internal predecessors, (26), 5 states have call successors, (18), 1 states have call predecessors, (18), 5 states have return successors, (18), 6 states have call predecessors, (18), 5 states have call successors, (18)
[2025-04-28 21:21:50,986 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-04-28 21:21:50,986 INFO  L93              Difference]: Finished difference Result 62 states and 68 transitions.
[2025-04-28 21:21:50,989 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2025-04-28 21:21:50,991 INFO  L79                 Accepts]: Start accepts. Automaton has  has 7 states, 5 states have (on average 5.2) internal successors, (26), 6 states have internal predecessors, (26), 5 states have call successors, (18), 1 states have call predecessors, (18), 5 states have return successors, (18), 6 states have call predecessors, (18), 5 states have call successors, (18) Word has length 70
[2025-04-28 21:21:50,993 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-04-28 21:21:51,001 INFO  L225             Difference]: With dead ends: 62
[2025-04-28 21:21:51,002 INFO  L226             Difference]: Without dead ends: 62
[2025-04-28 21:21:51,005 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2025-04-28 21:21:51,013 INFO  L437           NwaCegarLoop]: 62 mSDtfsCounter, 1 mSDsluCounter, 232 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 294 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2025-04-28 21:21:51,014 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 294 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2025-04-28 21:21:51,033 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 62 states.
[2025-04-28 21:21:51,065 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62.
[2025-04-28 21:21:51,066 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 62 states, 27 states have (on average 1.0) internal successors, (27), 27 states have internal predecessors, (27), 19 states have call successors, (20), 14 states have call predecessors, (20), 15 states have return successors, (21), 20 states have call predecessors, (21), 19 states have call successors, (21)
[2025-04-28 21:21:51,073 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 68 transitions.
[2025-04-28 21:21:51,076 INFO  L79                 Accepts]: Start accepts. Automaton has 62 states and 68 transitions. Word has length 70
[2025-04-28 21:21:51,078 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-04-28 21:21:51,078 INFO  L485      AbstractCegarLoop]: Abstraction has 62 states and 68 transitions.
[2025-04-28 21:21:51,078 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 5 states have (on average 5.2) internal successors, (26), 6 states have internal predecessors, (26), 5 states have call successors, (18), 1 states have call predecessors, (18), 5 states have return successors, (18), 6 states have call predecessors, (18), 5 states have call successors, (18)
[2025-04-28 21:21:51,080 INFO  L278                IsEmpty]: Start isEmpty. Operand 62 states and 68 transitions.
[2025-04-28 21:21:51,084 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 102
[2025-04-28 21:21:51,085 INFO  L210           NwaCegarLoop]: Found error trace
[2025-04-28 21:21:51,086 INFO  L218           NwaCegarLoop]: trace histogram [4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-04-28 21:21:51,086 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2025-04-28 21:21:51,086 INFO  L403      AbstractCegarLoop]: === Iteration 2 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-04-28 21:21:51,087 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-04-28 21:21:51,088 INFO  L85        PathProgramCache]: Analyzing trace with hash 841832522, now seen corresponding path program 1 times
[2025-04-28 21:21:51,088 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-04-28 21:21:51,089 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385850015]
[2025-04-28 21:21:51,089 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-04-28 21:21:51,089 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-04-28 21:21:51,162 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 101 statements into 1 equivalence classes.
[2025-04-28 21:21:51,228 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 101 of 101 statements.
[2025-04-28 21:21:51,231 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-04-28 21:21:51,231 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-04-28 21:21:53,499 INFO  L134       CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked.
[2025-04-28 21:21:53,499 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-04-28 21:21:53,499 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385850015]
[2025-04-28 21:21:53,499 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [385850015] provided 0 perfect and 1 imperfect interpolant sequences
[2025-04-28 21:21:53,499 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [876515222]
[2025-04-28 21:21:53,499 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-04-28 21:21:53,500 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2025-04-28 21:21:53,502 INFO  L189       MonitoredProcess]: No working directory specified, using /usr/bin/z3
[2025-04-28 21:21:53,505 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /usr/bin/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2025-04-28 21:21:53,508 INFO  L327       MonitoredProcess]: [MP /usr/bin/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2025-04-28 21:21:53,775 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 101 statements into 1 equivalence classes.
[2025-04-28 21:21:54,014 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 101 of 101 statements.
[2025-04-28 21:21:54,014 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-04-28 21:21:54,014 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-04-28 21:21:54,023 INFO  L256         TraceCheckSpWp]: Trace formula consists of 995 conjuncts, 25 conjuncts are in the unsatisfiable core
[2025-04-28 21:21:54,036 INFO  L279         TraceCheckSpWp]: Computing forward predicates...
[2025-04-28 21:21:54,964 INFO  L134       CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked.
[2025-04-28 21:21:54,964 INFO  L312         TraceCheckSpWp]: Computing backward predicates...
[2025-04-28 21:22:01,134 INFO  L134       CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked.
[2025-04-28 21:22:01,136 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [876515222] provided 0 perfect and 2 imperfect interpolant sequences
[2025-04-28 21:22:01,136 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2025-04-28 21:22:01,136 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13, 13] total 27
[2025-04-28 21:22:01,137 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618807960]
[2025-04-28 21:22:01,137 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2025-04-28 21:22:01,138 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 27 states
[2025-04-28 21:22:01,139 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-04-28 21:22:01,141 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants.
[2025-04-28 21:22:01,143 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=622, Unknown=0, NotChecked=0, Total=702
[2025-04-28 21:22:01,143 INFO  L87              Difference]: Start difference. First operand 62 states and 68 transitions. Second operand  has 27 states, 16 states have (on average 2.6875) internal successors, (43), 21 states have internal predecessors, (43), 17 states have call successors, (42), 1 states have call predecessors, (42), 16 states have return successors, (46), 24 states have call predecessors, (46), 17 states have call successors, (46)
[2025-04-28 21:22:01,560 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-04-28 21:22:01,564 INFO  L93              Difference]: Finished difference Result 65 states and 72 transitions.
[2025-04-28 21:22:01,567 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2025-04-28 21:22:01,567 INFO  L79                 Accepts]: Start accepts. Automaton has  has 27 states, 16 states have (on average 2.6875) internal successors, (43), 21 states have internal predecessors, (43), 17 states have call successors, (42), 1 states have call predecessors, (42), 16 states have return successors, (46), 24 states have call predecessors, (46), 17 states have call successors, (46) Word has length 101
[2025-04-28 21:22:01,568 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-04-28 21:22:01,569 INFO  L225             Difference]: With dead ends: 65
[2025-04-28 21:22:01,569 INFO  L226             Difference]: Without dead ends: 65
[2025-04-28 21:22:01,570 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 192 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=102, Invalid=768, Unknown=0, NotChecked=0, Total=870
[2025-04-28 21:22:01,571 INFO  L437           NwaCegarLoop]: 59 mSDtfsCounter, 5 mSDsluCounter, 938 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 997 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time
[2025-04-28 21:22:01,571 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 997 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time]
[2025-04-28 21:22:01,572 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 65 states.
[2025-04-28 21:22:01,578 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65.
[2025-04-28 21:22:01,578 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 65 states, 28 states have (on average 1.0) internal successors, (28), 28 states have internal predecessors, (28), 20 states have call successors, (21), 14 states have call predecessors, (21), 16 states have return successors, (23), 22 states have call predecessors, (23), 20 states have call successors, (23)
[2025-04-28 21:22:01,581 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 72 transitions.
[2025-04-28 21:22:01,582 INFO  L79                 Accepts]: Start accepts. Automaton has 65 states and 72 transitions. Word has length 101
[2025-04-28 21:22:01,583 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-04-28 21:22:01,586 INFO  L485      AbstractCegarLoop]: Abstraction has 65 states and 72 transitions.
[2025-04-28 21:22:01,586 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 27 states, 16 states have (on average 2.6875) internal successors, (43), 21 states have internal predecessors, (43), 17 states have call successors, (42), 1 states have call predecessors, (42), 16 states have return successors, (46), 24 states have call predecessors, (46), 17 states have call successors, (46)
[2025-04-28 21:22:01,586 INFO  L278                IsEmpty]: Start isEmpty. Operand 65 states and 72 transitions.
[2025-04-28 21:22:01,590 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 133
[2025-04-28 21:22:01,592 INFO  L210           NwaCegarLoop]: Found error trace
[2025-04-28 21:22:01,593 INFO  L218           NwaCegarLoop]: trace histogram [6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-04-28 21:22:01,598 INFO  L552       MonitoredProcess]: [MP /usr/bin/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2025-04-28 21:22:01,793 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /usr/bin/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2025-04-28 21:22:01,794 INFO  L403      AbstractCegarLoop]: === Iteration 3 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-04-28 21:22:01,794 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-04-28 21:22:01,794 INFO  L85        PathProgramCache]: Analyzing trace with hash 332280484, now seen corresponding path program 2 times
[2025-04-28 21:22:01,794 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-04-28 21:22:01,794 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248671099]
[2025-04-28 21:22:01,795 INFO  L95    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2025-04-28 21:22:01,795 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-04-28 21:22:01,853 INFO  L108    AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 132 statements into 2 equivalence classes.
[2025-04-28 21:22:01,930 INFO  L111    AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 132 of 132 statements.
[2025-04-28 21:22:01,930 INFO  L114    AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2025-04-28 21:22:01,930 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-04-28 21:22:07,135 INFO  L134       CoverageAnalysis]: Checked inductivity of 151 backedges. 4 proven. 51 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked.
[2025-04-28 21:22:07,135 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-04-28 21:22:07,135 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248671099]
[2025-04-28 21:22:07,135 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1248671099] provided 0 perfect and 1 imperfect interpolant sequences
[2025-04-28 21:22:07,135 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [72890456]
[2025-04-28 21:22:07,135 INFO  L95    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2025-04-28 21:22:07,136 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2025-04-28 21:22:07,138 INFO  L189       MonitoredProcess]: No working directory specified, using /usr/bin/z3
[2025-04-28 21:22:07,140 INFO  L229       MonitoredProcess]: Starting monitored process 3 with /usr/bin/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2025-04-28 21:22:07,162 INFO  L327       MonitoredProcess]: [MP /usr/bin/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2025-04-28 21:22:07,399 INFO  L108    AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 132 statements into 2 equivalence classes.
[2025-04-28 21:22:07,611 INFO  L111    AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 132 of 132 statements.
[2025-04-28 21:22:07,612 INFO  L114    AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2025-04-28 21:22:07,612 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-04-28 21:22:07,619 INFO  L256         TraceCheckSpWp]: Trace formula consists of 1383 conjuncts, 56 conjuncts are in the unsatisfiable core
[2025-04-28 21:22:07,627 INFO  L279         TraceCheckSpWp]: Computing forward predicates...
[2025-04-28 21:22:08,661 INFO  L134       CoverageAnalysis]: Checked inductivity of 151 backedges. 2 proven. 35 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked.
[2025-04-28 21:22:08,661 INFO  L312         TraceCheckSpWp]: Computing backward predicates...
