./chc-comp-wrapper.sh ../../../chc-comp25-benchmarks/solidity/no_adts/unit_tests/operators/constant_propagation_2.sol_3_no_adts_000.smt2 .


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This is Ultimate 0.3.0-dev-42d8767-m
[2025-05-07 17:25:41,133 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2025-05-07 17:25:41,169 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760a0e29-4c75-48e6-84b3-b4d1a3544c8e/chc-comp25-scripts/participants/UltimateUnihorn/./chccomp-Unihorn_Default.epf
[2025-05-07 17:25:41,172 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2025-05-07 17:25:41,172 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2025-05-07 17:25:41,185 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2025-05-07 17:25:41,185 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2025-05-07 17:25:41,185 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2025-05-07 17:25:41,185 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2025-05-07 17:25:41,185 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2025-05-07 17:25:41,186 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2025-05-07 17:25:41,186 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2025-05-07 17:25:41,186 INFO  L153        SettingsManager]:  * Use SBE=true
[2025-05-07 17:25:41,186 INFO  L151        SettingsManager]: Preferences of ChcToBoogie differ from their defaults:
[2025-05-07 17:25:41,186 INFO  L153        SettingsManager]:  * Use one large procedure with gotos to replace tail recursive calls=false
[2025-05-07 17:25:41,186 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2025-05-07 17:25:41,186 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2025-05-07 17:25:41,186 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2025-05-07 17:25:41,186 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2025-05-07 17:25:41,187 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2025-05-07 17:25:41,187 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2025-05-07 17:25:41,187 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2025-05-07 17:25:41,187 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2025-05-07 17:25:41,187 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2025-05-07 17:25:41,187 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2025-05-07 17:25:41,188 INFO  L151        SettingsManager]: Preferences of SmtParser differ from their defaults:
[2025-05-07 17:25:41,188 INFO  L153        SettingsManager]:  * SmtParser Mode=UltimateTreeAutomizer
[2025-05-07 17:25:41,364 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2025-05-07 17:25:41,370 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2025-05-07 17:25:41,372 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2025-05-07 17:25:41,373 INFO  L270        PluginConnector]: Initializing SmtParser...
[2025-05-07 17:25:41,373 INFO  L274        PluginConnector]: SmtParser initialized
[2025-05-07 17:25:41,374 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760a0e29-4c75-48e6-84b3-b4d1a3544c8e/chc-comp25-scripts/participants/UltimateUnihorn/../../../chc-comp25-benchmarks/solidity/no_adts/unit_tests/operators/constant_propagation_2.sol_3_no_adts_000.smt2
[2025-05-07 17:25:41,375 INFO  L314              SmtParser]: Parsing .smt2 file as a set of Horn Clauses
[2025-05-07 17:25:41,377 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
unknown
[2025-05-07 17:25:41,584 INFO  L339              SmtParser]: Successfully executed SMT file /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_760a0e29-4c75-48e6-84b3-b4d1a3544c8e/chc-comp25-scripts/participants/UltimateUnihorn/../../../chc-comp25-benchmarks/solidity/no_adts/unit_tests/operators/constant_propagation_2.sol_3_no_adts_000.smt2
[2025-05-07 17:25:41,587 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2025-05-07 17:25:41,588 INFO  L133        ToolchainWalker]: Walking toolchain with 4 elements.
[2025-05-07 17:25:41,588 INFO  L112        PluginConnector]: ------------------------ChcToBoogie----------------------------
[2025-05-07 17:25:41,588 INFO  L270        PluginConnector]: Initializing ChcToBoogie...
[2025-05-07 17:25:41,588 INFO  L274        PluginConnector]: ChcToBoogie initialized
[2025-05-07 17:25:41,591 INFO  L184        PluginConnector]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 07.05 05:25:41" (1/1) ...
[2025-05-07 17:25:41,617 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:25:41 Unit
[2025-05-07 17:25:41,617 INFO  L131        PluginConnector]: ------------------------ END ChcToBoogie----------------------------
[2025-05-07 17:25:41,618 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2025-05-07 17:25:41,618 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2025-05-07 17:25:41,618 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2025-05-07 17:25:41,629 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:25:41" (1/1) ...
[2025-05-07 17:25:41,629 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:25:41" (1/1) ...
[2025-05-07 17:25:41,648 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:25:41" (1/1) ...
[2025-05-07 17:25:41,648 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:25:41" (1/1) ...
[2025-05-07 17:25:41,652 INFO  L184        PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:25:41" (1/1) ...
[2025-05-07 17:25:41,653 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:25:41" (1/1) ...
[2025-05-07 17:25:41,654 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:25:41" (1/1) ...
[2025-05-07 17:25:41,655 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:25:41" (1/1) ...
[2025-05-07 17:25:41,656 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:25:41" (1/1) ...
[2025-05-07 17:25:41,666 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2025-05-07 17:25:41,666 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2025-05-07 17:25:41,666 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2025-05-07 17:25:41,666 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2025-05-07 17:25:41,667 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:25:41" (1/1) ...
[2025-05-07 17:25:41,669 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2025-05-07 17:25:41,676 INFO  L189       MonitoredProcess]: No working directory specified, using /usr/bin/z3
[2025-05-07 17:25:41,685 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)
[2025-05-07 17:25:41,687 INFO  L327       MonitoredProcess]: [MP /usr/bin/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2025-05-07 17:25:41,695 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure False given in one single declaration
[2025-05-07 17:25:41,695 INFO  L130     BoogieDeclarations]: Found specification of procedure False
[2025-05-07 17:25:41,695 INFO  L138     BoogieDeclarations]: Found implementation of procedure False
[2025-05-07 17:25:41,695 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure error_target_9_0 given in one single declaration
[2025-05-07 17:25:41,695 INFO  L130     BoogieDeclarations]: Found specification of procedure error_target_9_0
[2025-05-07 17:25:41,695 INFO  L138     BoogieDeclarations]: Found implementation of procedure error_target_9_0
[2025-05-07 17:25:41,695 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_4_function_f__45_46_0 given in one single declaration
[2025-05-07 17:25:41,696 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_4_function_f__45_46_0
[2025-05-07 17:25:41,696 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_4_function_f__45_46_0
[2025-05-07 17:25:41,696 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_3_function_f__45_46_0 given in one single declaration
[2025-05-07 17:25:41,696 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_3_function_f__45_46_0
[2025-05-07 17:25:41,696 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_3_function_f__45_46_0
[2025-05-07 17:25:41,696 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_8_function_f__45_46_0 given in one single declaration
[2025-05-07 17:25:41,696 INFO  L130     BoogieDeclarations]: Found specification of procedure block_8_function_f__45_46_0
[2025-05-07 17:25:41,696 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_8_function_f__45_46_0
[2025-05-07 17:25:41,696 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_6_f_44_46_0 given in one single declaration
[2025-05-07 17:25:41,696 INFO  L130     BoogieDeclarations]: Found specification of procedure block_6_f_44_46_0
[2025-05-07 17:25:41,697 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_6_f_44_46_0
[2025-05-07 17:25:41,697 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_5_function_f__45_46_0 given in one single declaration
[2025-05-07 17:25:41,697 INFO  L130     BoogieDeclarations]: Found specification of procedure block_5_function_f__45_46_0
[2025-05-07 17:25:41,697 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_5_function_f__45_46_0
[2025-05-07 17:25:41,697 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_9_function_f__45_46_0 given in one single declaration
[2025-05-07 17:25:41,697 INFO  L130     BoogieDeclarations]: Found specification of procedure block_9_function_f__45_46_0
[2025-05-07 17:25:41,697 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_9_function_f__45_46_0
[2025-05-07 17:25:41,697 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_7_return_function_f__45_46_0 given in one single declaration
[2025-05-07 17:25:41,697 INFO  L130     BoogieDeclarations]: Found specification of procedure block_7_return_function_f__45_46_0
[2025-05-07 17:25:41,697 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_7_return_function_f__45_46_0
[2025-05-07 17:25:41,697 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_10_function_f__45_46_0 given in one single declaration
[2025-05-07 17:25:41,697 INFO  L130     BoogieDeclarations]: Found specification of procedure block_10_function_f__45_46_0
[2025-05-07 17:25:41,697 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_10_function_f__45_46_0
[2025-05-07 17:25:41,697 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_11_function_f__45_46_0 given in one single declaration
[2025-05-07 17:25:41,697 INFO  L130     BoogieDeclarations]: Found specification of procedure block_11_function_f__45_46_0
[2025-05-07 17:25:41,697 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_11_function_f__45_46_0
[2025-05-07 17:25:41,697 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_12_function_f__45_46_0 given in one single declaration
[2025-05-07 17:25:41,697 INFO  L130     BoogieDeclarations]: Found specification of procedure block_12_function_f__45_46_0
[2025-05-07 17:25:41,697 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_12_function_f__45_46_0
[2025-05-07 17:25:41,698 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure interface_0_C_46_0 given in one single declaration
[2025-05-07 17:25:41,698 INFO  L130     BoogieDeclarations]: Found specification of procedure interface_0_C_46_0
[2025-05-07 17:25:41,698 INFO  L138     BoogieDeclarations]: Found implementation of procedure interface_0_C_46_0
[2025-05-07 17:25:41,698 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_constructor_2_C_46_0 given in one single declaration
[2025-05-07 17:25:41,698 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_constructor_2_C_46_0
[2025-05-07 17:25:41,698 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_constructor_2_C_46_0
[2025-05-07 17:25:41,698 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure implicit_constructor_entry_16_C_46_0 given in one single declaration
[2025-05-07 17:25:41,698 INFO  L130     BoogieDeclarations]: Found specification of procedure implicit_constructor_entry_16_C_46_0
[2025-05-07 17:25:41,698 INFO  L138     BoogieDeclarations]: Found implementation of procedure implicit_constructor_entry_16_C_46_0
[2025-05-07 17:25:41,698 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_13_C_46_0 given in one single declaration
[2025-05-07 17:25:41,698 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_13_C_46_0
[2025-05-07 17:25:41,698 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_13_C_46_0
[2025-05-07 17:25:41,698 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_after_init_15_C_46_0 given in one single declaration
[2025-05-07 17:25:41,698 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_after_init_15_C_46_0
[2025-05-07 17:25:41,698 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_after_init_15_C_46_0
[2025-05-07 17:25:41,698 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_entry_14_C_46_0 given in one single declaration
[2025-05-07 17:25:41,698 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_entry_14_C_46_0
[2025-05-07 17:25:41,699 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_entry_14_C_46_0
[2025-05-07 17:25:41,699 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure Ultimate.START given in one single declaration
[2025-05-07 17:25:41,699 INFO  L130     BoogieDeclarations]: Found specification of procedure Ultimate.START
[2025-05-07 17:25:41,699 INFO  L138     BoogieDeclarations]: Found implementation of procedure Ultimate.START
[2025-05-07 17:25:41,822 INFO  L234             CfgBuilder]: Building ICFG
[2025-05-07 17:25:41,824 INFO  L260             CfgBuilder]: Building CFG for each procedure with an implementation
[2025-05-07 17:25:42,024 INFO  L?                        ?]: Removed 137 outVars from TransFormulas that were not future-live.
[2025-05-07 17:25:42,024 INFO  L283             CfgBuilder]: Performing block encoding
[2025-05-07 17:25:42,033 INFO  L304             CfgBuilder]: Using library mode
[2025-05-07 17:25:42,034 INFO  L312             CfgBuilder]: Removed 9 assume(true) statements.
[2025-05-07 17:25:42,034 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 05:25:42 BoogieIcfgContainer
[2025-05-07 17:25:42,034 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2025-05-07 17:25:42,035 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2025-05-07 17:25:42,036 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2025-05-07 17:25:42,038 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2025-05-07 17:25:42,038 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 07.05 05:25:41" (1/3) ...
[2025-05-07 17:25:42,039 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b05abb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 07.05 05:25:42, skipping insertion in model container
[2025-05-07 17:25:42,039 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:25:41" (2/3) ...
[2025-05-07 17:25:42,039 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b05abb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 05:25:42, skipping insertion in model container
[2025-05-07 17:25:42,039 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 05:25:42" (3/3) ...
[2025-05-07 17:25:42,040 INFO  L128   eAbstractionObserver]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver
[2025-05-07 17:25:42,050 INFO  L217   ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2025-05-07 17:25:42,052 INFO  L151   ceAbstractionStarter]: Applying trace abstraction to ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver that has 19 procedures, 75 locations, 114 edges, 19 initial locations, 0 loop locations, and 1 error locations.
[2025-05-07 17:25:42,078 INFO  L339      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2025-05-07 17:25:42,086 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;@48077c3a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2025-05-07 17:25:42,087 INFO  L341      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2025-05-07 17:25:42,089 INFO  L278                IsEmpty]: Start isEmpty. Operand  has 75 states, 33 states have (on average 1.0909090909090908) internal successors, (36), 36 states have internal predecessors, (36), 22 states have call successors, (26), 18 states have call predecessors, (26), 18 states have return successors, (26), 20 states have call predecessors, (26), 22 states have call successors, (26)
[2025-05-07 17:25:42,096 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 53
[2025-05-07 17:25:42,096 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:25:42,096 INFO  L218           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-05-07 17:25:42,097 INFO  L403      AbstractCegarLoop]: === Iteration 1 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:25:42,100 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:25:42,100 INFO  L85        PathProgramCache]: Analyzing trace with hash -450447876, now seen corresponding path program 1 times
[2025-05-07 17:25:42,105 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:25:42,105 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956963839]
[2025-05-07 17:25:42,105 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:25:42,106 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:25:42,147 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 52 statements into 1 equivalence classes.
[2025-05-07 17:25:42,165 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 52 of 52 statements.
[2025-05-07 17:25:42,165 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:25:42,165 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:25:42,331 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2025-05-07 17:25:42,332 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:25:42,332 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956963839]
[2025-05-07 17:25:42,332 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956963839] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:25:42,332 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:25:42,334 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2025-05-07 17:25:42,335 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106667709]
[2025-05-07 17:25:42,335 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:25:42,338 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2025-05-07 17:25:42,338 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:25:42,365 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2025-05-07 17:25:42,366 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2025-05-07 17:25:42,367 INFO  L87              Difference]: Start difference. First operand  has 75 states, 33 states have (on average 1.0909090909090908) internal successors, (36), 36 states have internal predecessors, (36), 22 states have call successors, (26), 18 states have call predecessors, (26), 18 states have return successors, (26), 20 states have call predecessors, (26), 22 states have call successors, (26) Second operand  has 4 states, 3 states have (on average 8.0) internal successors, (24), 4 states have internal predecessors, (24), 4 states have call successors, (14), 1 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 4 states have call successors, (14)
[2025-05-07 17:25:42,397 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:25:42,397 INFO  L93              Difference]: Finished difference Result 65 states and 70 transitions.
[2025-05-07 17:25:42,398 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2025-05-07 17:25:42,400 INFO  L79                 Accepts]: Start accepts. Automaton has  has 4 states, 3 states have (on average 8.0) internal successors, (24), 4 states have internal predecessors, (24), 4 states have call successors, (14), 1 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 4 states have call successors, (14) Word has length 52
[2025-05-07 17:25:42,400 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:25:42,405 INFO  L225             Difference]: With dead ends: 65
[2025-05-07 17:25:42,405 INFO  L226             Difference]: Without dead ends: 57
[2025-05-07 17:25:42,407 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2025-05-07 17:25:42,409 INFO  L437           NwaCegarLoop]: 67 mSDtfsCounter, 1 mSDsluCounter, 126 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:25:42,409 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 193 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:25:42,424 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 57 states.
[2025-05-07 17:25:42,439 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 55.
[2025-05-07 17:25:42,440 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 55 states, 24 states have (on average 1.0416666666666667) internal successors, (25), 25 states have internal predecessors, (25), 16 states have call successors, (16), 14 states have call predecessors, (16), 14 states have return successors, (16), 15 states have call predecessors, (16), 16 states have call successors, (16)
[2025-05-07 17:25:42,443 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 57 transitions.
[2025-05-07 17:25:42,444 INFO  L79                 Accepts]: Start accepts. Automaton has 55 states and 57 transitions. Word has length 52
[2025-05-07 17:25:42,444 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:25:42,444 INFO  L485      AbstractCegarLoop]: Abstraction has 55 states and 57 transitions.
[2025-05-07 17:25:42,444 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 3 states have (on average 8.0) internal successors, (24), 4 states have internal predecessors, (24), 4 states have call successors, (14), 1 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 4 states have call successors, (14)
[2025-05-07 17:25:42,444 INFO  L278                IsEmpty]: Start isEmpty. Operand 55 states and 57 transitions.
[2025-05-07 17:25:42,446 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 53
[2025-05-07 17:25:42,446 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:25:42,446 INFO  L218           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-05-07 17:25:42,446 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2025-05-07 17:25:42,446 INFO  L403      AbstractCegarLoop]: === Iteration 2 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:25:42,447 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:25:42,447 INFO  L85        PathProgramCache]: Analyzing trace with hash -1315191186, now seen corresponding path program 1 times
[2025-05-07 17:25:42,447 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:25:42,447 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716612693]
[2025-05-07 17:25:42,447 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:25:42,447 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:25:42,479 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 52 statements into 1 equivalence classes.
[2025-05-07 17:25:42,510 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 52 of 52 statements.
[2025-05-07 17:25:42,510 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:25:42,510 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:25:42,732 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2025-05-07 17:25:42,732 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:25:42,732 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716612693]
[2025-05-07 17:25:42,732 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716612693] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:25:42,732 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:25:42,732 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2025-05-07 17:25:42,732 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850274751]
[2025-05-07 17:25:42,732 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:25:42,733 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2025-05-07 17:25:42,734 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:25:42,734 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2025-05-07 17:25:42,734 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56
[2025-05-07 17:25:42,734 INFO  L87              Difference]: Start difference. First operand 55 states and 57 transitions. Second operand  has 8 states, 6 states have (on average 4.0) internal successors, (24), 8 states have internal predecessors, (24), 4 states have call successors, (14), 1 states have call predecessors, (14), 6 states have return successors, (14), 7 states have call predecessors, (14), 4 states have call successors, (14)
[2025-05-07 17:25:42,791 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:25:42,791 INFO  L93              Difference]: Finished difference Result 49 states and 51 transitions.
[2025-05-07 17:25:42,792 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2025-05-07 17:25:42,792 INFO  L79                 Accepts]: Start accepts. Automaton has  has 8 states, 6 states have (on average 4.0) internal successors, (24), 8 states have internal predecessors, (24), 4 states have call successors, (14), 1 states have call predecessors, (14), 6 states have return successors, (14), 7 states have call predecessors, (14), 4 states have call successors, (14) Word has length 52
[2025-05-07 17:25:42,792 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:25:42,792 INFO  L225             Difference]: With dead ends: 49
[2025-05-07 17:25:42,792 INFO  L226             Difference]: Without dead ends: 0
[2025-05-07 17:25:42,793 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56
[2025-05-07 17:25:42,793 INFO  L437           NwaCegarLoop]: 47 mSDtfsCounter, 0 mSDsluCounter, 221 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 268 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:25:42,793 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 268 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:25:42,794 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2025-05-07 17:25:42,794 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2025-05-07 17:25:42,794 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2025-05-07 17:25:42,794 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2025-05-07 17:25:42,794 INFO  L79                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 52
[2025-05-07 17:25:42,794 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:25:42,794 INFO  L485      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2025-05-07 17:25:42,794 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 8 states, 6 states have (on average 4.0) internal successors, (24), 8 states have internal predecessors, (24), 4 states have call successors, (14), 1 states have call predecessors, (14), 6 states have return successors, (14), 7 states have call predecessors, (14), 4 states have call successors, (14)
[2025-05-07 17:25:42,795 INFO  L278                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2025-05-07 17:25:42,795 INFO  L284                IsEmpty]: Finished isEmpty. No accepting run.
[2025-05-07 17:25:42,796 INFO  L790   garLoopResultBuilder]: Registering result SAFE for location Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY (0 of 1 remaining)
[2025-05-07 17:25:42,797 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2025-05-07 17:25:42,799 INFO  L422         BasicCegarLoop]: Path program histogram: [1, 1]
[2025-05-07 17:25:42,801 INFO  L171   ceAbstractionStarter]: Computing trace abstraction results
[2025-05-07 17:25:42,803 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.05 05:25:42 BoogieIcfgContainer
[2025-05-07 17:25:42,803 INFO  L131        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2025-05-07 17:25:42,804 INFO  L158              Benchmark]: Toolchain (without parser) took 1216.35ms. Allocated memory is still 234.9MB. Free memory was 151.5MB in the beginning and 123.9MB in the end (delta: 27.6MB). Peak memory consumption was 42.0MB. Max. memory is 33.6GB.
[2025-05-07 17:25:42,804 INFO  L158              Benchmark]: SmtParser took 0.19ms. Allocated memory is still 234.9MB. Free memory is still 173.8MB. There was no memory consumed. Max. memory is 33.6GB.
[2025-05-07 17:25:42,804 INFO  L158              Benchmark]: ChcToBoogie took 29.55ms. Allocated memory is still 234.9MB. Free memory was 151.5MB in the beginning and 148.9MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 33.6GB.
[2025-05-07 17:25:42,805 INFO  L158              Benchmark]: Boogie Preprocessor took 47.76ms. Allocated memory is still 234.9MB. Free memory was 148.9MB in the beginning and 145.9MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 33.6GB.
[2025-05-07 17:25:42,805 INFO  L158              Benchmark]: RCFGBuilder took 367.85ms. Allocated memory is still 234.9MB. Free memory was 145.8MB in the beginning and 187.1MB in the end (delta: -41.3MB). Peak memory consumption was 42.8MB. Max. memory is 33.6GB.
[2025-05-07 17:25:42,805 INFO  L158              Benchmark]: TraceAbstraction took 768.00ms. Allocated memory is still 234.9MB. Free memory was 186.7MB in the beginning and 123.9MB in the end (delta: 62.7MB). Peak memory consumption was 66.3MB. Max. memory is 33.6GB.
[2025-05-07 17:25:42,806 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * SmtParser took 0.19ms. Allocated memory is still 234.9MB. Free memory is still 173.8MB. There was no memory consumed. Max. memory is 33.6GB.
 * ChcToBoogie took 29.55ms. Allocated memory is still 234.9MB. Free memory was 151.5MB in the beginning and 148.9MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 33.6GB.
 * Boogie Preprocessor took 47.76ms. Allocated memory is still 234.9MB. Free memory was 148.9MB in the beginning and 145.9MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 33.6GB.
 * RCFGBuilder took 367.85ms. Allocated memory is still 234.9MB. Free memory was 145.8MB in the beginning and 187.1MB in the end (delta: -41.3MB). Peak memory consumption was 42.8MB. Max. memory is 33.6GB.
 * TraceAbstraction took 768.00ms. Allocated memory is still 234.9MB. Free memory was 186.7MB in the beginning and 123.9MB in the end (delta: 62.7MB). Peak memory consumption was 66.3MB. 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
  - PositiveResult [Unknown line] : the set of constraint Horn clauses is satisfiable
    For all program executions holds that the set of constraint Horn clauses is satisfiable at this location
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 19 procedures, 75 locations, 114 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 461 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 347 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 29 IncrementalHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 114 mSDtfsCounter, 29 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred in iteration=0, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 102 ConstructedInterpolants, 0 QuantifiedInterpolants, 140 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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
  - AllSpecificationsHoldResult: All specifications hold
    1 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2025-05-07 17:25:42,816 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...
sat
