./chc-comp-wrapper.sh ../../../chc-comp25-benchmarks/solidity/no_adts/unit_tests/modifiers/modifier_parameters.sol_1_no_adts_000.smt2 .


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This is Ultimate 0.3.0-dev-42d8767-m
[2025-05-07 17:29:02,016 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2025-05-07 17:29:02,060 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8681d0-2693-435d-b861-0334b5747a0a/chc-comp25-scripts/participants/UltimateUnihorn/./chccomp-Unihorn_Default.epf
[2025-05-07 17:29:02,063 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2025-05-07 17:29:02,063 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2025-05-07 17:29:02,076 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2025-05-07 17:29:02,077 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2025-05-07 17:29:02,077 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2025-05-07 17:29:02,077 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2025-05-07 17:29:02,077 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2025-05-07 17:29:02,077 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2025-05-07 17:29:02,077 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2025-05-07 17:29:02,077 INFO  L153        SettingsManager]:  * Use SBE=true
[2025-05-07 17:29:02,078 INFO  L151        SettingsManager]: Preferences of ChcToBoogie differ from their defaults:
[2025-05-07 17:29:02,078 INFO  L153        SettingsManager]:  * Use one large procedure with gotos to replace tail recursive calls=false
[2025-05-07 17:29:02,078 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2025-05-07 17:29:02,078 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2025-05-07 17:29:02,078 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2025-05-07 17:29:02,078 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2025-05-07 17:29:02,078 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2025-05-07 17:29:02,078 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2025-05-07 17:29:02,078 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2025-05-07 17:29:02,078 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2025-05-07 17:29:02,078 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2025-05-07 17:29:02,078 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2025-05-07 17:29:02,079 INFO  L151        SettingsManager]: Preferences of SmtParser differ from their defaults:
[2025-05-07 17:29:02,079 INFO  L153        SettingsManager]:  * SmtParser Mode=UltimateTreeAutomizer
[2025-05-07 17:29:02,272 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2025-05-07 17:29:02,278 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2025-05-07 17:29:02,279 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2025-05-07 17:29:02,280 INFO  L270        PluginConnector]: Initializing SmtParser...
[2025-05-07 17:29:02,280 INFO  L274        PluginConnector]: SmtParser initialized
[2025-05-07 17:29:02,281 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8681d0-2693-435d-b861-0334b5747a0a/chc-comp25-scripts/participants/UltimateUnihorn/../../../chc-comp25-benchmarks/solidity/no_adts/unit_tests/modifiers/modifier_parameters.sol_1_no_adts_000.smt2
[2025-05-07 17:29:02,282 INFO  L314              SmtParser]: Parsing .smt2 file as a set of Horn Clauses
[2025-05-07 17:29:02,284 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
unknown
[2025-05-07 17:29:02,480 INFO  L339              SmtParser]: Successfully executed SMT file /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d8681d0-2693-435d-b861-0334b5747a0a/chc-comp25-scripts/participants/UltimateUnihorn/../../../chc-comp25-benchmarks/solidity/no_adts/unit_tests/modifiers/modifier_parameters.sol_1_no_adts_000.smt2
[2025-05-07 17:29:02,483 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2025-05-07 17:29:02,484 INFO  L133        ToolchainWalker]: Walking toolchain with 4 elements.
[2025-05-07 17:29:02,484 INFO  L112        PluginConnector]: ------------------------ChcToBoogie----------------------------
[2025-05-07 17:29:02,484 INFO  L270        PluginConnector]: Initializing ChcToBoogie...
[2025-05-07 17:29:02,484 INFO  L274        PluginConnector]: ChcToBoogie initialized
[2025-05-07 17:29:02,486 INFO  L184        PluginConnector]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 07.05 05:29:02" (1/1) ...
[2025-05-07 17:29:02,513 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:29:02 Unit
[2025-05-07 17:29:02,513 INFO  L131        PluginConnector]: ------------------------ END ChcToBoogie----------------------------
[2025-05-07 17:29:02,514 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2025-05-07 17:29:02,514 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2025-05-07 17:29:02,514 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2025-05-07 17:29:02,525 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:29:02" (1/1) ...
[2025-05-07 17:29:02,525 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:29:02" (1/1) ...
[2025-05-07 17:29:02,544 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:29:02" (1/1) ...
[2025-05-07 17:29:02,544 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:29:02" (1/1) ...
[2025-05-07 17:29:02,547 INFO  L184        PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:29:02" (1/1) ...
[2025-05-07 17:29:02,548 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:29:02" (1/1) ...
[2025-05-07 17:29:02,549 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:29:02" (1/1) ...
[2025-05-07 17:29:02,551 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:29:02" (1/1) ...
[2025-05-07 17:29:02,552 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:29:02" (1/1) ...
[2025-05-07 17:29:02,561 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2025-05-07 17:29:02,562 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2025-05-07 17:29:02,562 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2025-05-07 17:29:02,562 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2025-05-07 17:29:02,563 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:29:02" (1/1) ...
[2025-05-07 17:29:02,565 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2025-05-07 17:29:02,574 INFO  L189       MonitoredProcess]: No working directory specified, using /usr/bin/z3
[2025-05-07 17:29:02,583 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 17:29:02,586 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 17:29:02,594 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure False given in one single declaration
[2025-05-07 17:29:02,594 INFO  L130     BoogieDeclarations]: Found specification of procedure False
[2025-05-07 17:29:02,594 INFO  L138     BoogieDeclarations]: Found implementation of procedure False
[2025-05-07 17:29:02,594 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure error_target_4_0 given in one single declaration
[2025-05-07 17:29:02,594 INFO  L130     BoogieDeclarations]: Found specification of procedure error_target_4_0
[2025-05-07 17:29:02,594 INFO  L138     BoogieDeclarations]: Found implementation of procedure error_target_4_0
[2025-05-07 17:29:02,594 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure interface_0_C_42_0 given in one single declaration
[2025-05-07 17:29:02,594 INFO  L130     BoogieDeclarations]: Found specification of procedure interface_0_C_42_0
[2025-05-07 17:29:02,594 INFO  L138     BoogieDeclarations]: Found implementation of procedure interface_0_C_42_0
[2025-05-07 17:29:02,594 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_constructor_2_C_42_0 given in one single declaration
[2025-05-07 17:29:02,594 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_constructor_2_C_42_0
[2025-05-07 17:29:02,594 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_constructor_2_C_42_0
[2025-05-07 17:29:02,595 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_14_C_42_0 given in one single declaration
[2025-05-07 17:29:02,595 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_14_C_42_0
[2025-05-07 17:29:02,595 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_14_C_42_0
[2025-05-07 17:29:02,595 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_after_init_16_C_42_0 given in one single declaration
[2025-05-07 17:29:02,595 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_after_init_16_C_42_0
[2025-05-07 17:29:02,595 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_after_init_16_C_42_0
[2025-05-07 17:29:02,595 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_entry_15_C_42_0 given in one single declaration
[2025-05-07 17:29:02,595 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_entry_15_C_42_0
[2025-05-07 17:29:02,595 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_entry_15_C_42_0
[2025-05-07 17:29:02,595 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure implicit_constructor_entry_17_C_42_0 given in one single declaration
[2025-05-07 17:29:02,595 INFO  L130     BoogieDeclarations]: Found specification of procedure implicit_constructor_entry_17_C_42_0
[2025-05-07 17:29:02,596 INFO  L138     BoogieDeclarations]: Found implementation of procedure implicit_constructor_entry_17_C_42_0
[2025-05-07 17:29:02,596 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_4_function_f__41_42_0 given in one single declaration
[2025-05-07 17:29:02,596 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_4_function_f__41_42_0
[2025-05-07 17:29:02,596 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_4_function_f__41_42_0
[2025-05-07 17:29:02,596 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_13_function_f__41_42_0 given in one single declaration
[2025-05-07 17:29:02,596 INFO  L130     BoogieDeclarations]: Found specification of procedure block_13_function_f__41_42_0
[2025-05-07 17:29:02,596 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_13_function_f__41_42_0
[2025-05-07 17:29:02,596 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_3_function_f__41_42_0 given in one single declaration
[2025-05-07 17:29:02,596 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_3_function_f__41_42_0
[2025-05-07 17:29:02,596 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_3_function_f__41_42_0
[2025-05-07 17:29:02,596 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_12_function_f__41_42_0 given in one single declaration
[2025-05-07 17:29:02,596 INFO  L130     BoogieDeclarations]: Found specification of procedure block_12_function_f__41_42_0
[2025-05-07 17:29:02,596 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_12_function_f__41_42_0
[2025-05-07 17:29:02,597 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_6_f_40_42_0 given in one single declaration
[2025-05-07 17:29:02,597 INFO  L130     BoogieDeclarations]: Found specification of procedure block_6_f_40_42_0
[2025-05-07 17:29:02,597 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_6_f_40_42_0
[2025-05-07 17:29:02,597 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_5_function_f__41_42_0 given in one single declaration
[2025-05-07 17:29:02,597 INFO  L130     BoogieDeclarations]: Found specification of procedure block_5_function_f__41_42_0
[2025-05-07 17:29:02,597 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_5_function_f__41_42_0
[2025-05-07 17:29:02,597 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_11_function_f__41_42_0 given in one single declaration
[2025-05-07 17:29:02,597 INFO  L130     BoogieDeclarations]: Found specification of procedure block_11_function_f__41_42_0
[2025-05-07 17:29:02,597 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_11_function_f__41_42_0
[2025-05-07 17:29:02,597 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_7_return_f_14_42_0 given in one single declaration
[2025-05-07 17:29:02,597 INFO  L130     BoogieDeclarations]: Found specification of procedure block_7_return_f_14_42_0
[2025-05-07 17:29:02,597 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_7_return_f_14_42_0
[2025-05-07 17:29:02,597 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_8_return_f_14_42_0 given in one single declaration
[2025-05-07 17:29:02,597 INFO  L130     BoogieDeclarations]: Found specification of procedure block_8_return_f_14_42_0
[2025-05-07 17:29:02,598 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_8_return_f_14_42_0
[2025-05-07 17:29:02,598 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_9_return_f_14_42_0 given in one single declaration
[2025-05-07 17:29:02,598 INFO  L130     BoogieDeclarations]: Found specification of procedure block_9_return_f_14_42_0
[2025-05-07 17:29:02,598 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_9_return_f_14_42_0
[2025-05-07 17:29:02,598 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_10_return_function_f__41_42_0 given in one single declaration
[2025-05-07 17:29:02,598 INFO  L130     BoogieDeclarations]: Found specification of procedure block_10_return_function_f__41_42_0
[2025-05-07 17:29:02,598 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_10_return_function_f__41_42_0
[2025-05-07 17:29:02,598 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure Ultimate.START given in one single declaration
[2025-05-07 17:29:02,598 INFO  L130     BoogieDeclarations]: Found specification of procedure Ultimate.START
[2025-05-07 17:29:02,598 INFO  L138     BoogieDeclarations]: Found implementation of procedure Ultimate.START
[2025-05-07 17:29:02,718 INFO  L234             CfgBuilder]: Building ICFG
[2025-05-07 17:29:02,720 INFO  L260             CfgBuilder]: Building CFG for each procedure with an implementation
[2025-05-07 17:29:02,901 INFO  L?                        ?]: Removed 138 outVars from TransFormulas that were not future-live.
[2025-05-07 17:29:02,901 INFO  L283             CfgBuilder]: Performing block encoding
[2025-05-07 17:29:02,909 INFO  L304             CfgBuilder]: Using library mode
[2025-05-07 17:29:02,910 INFO  L312             CfgBuilder]: Removed 11 assume(true) statements.
[2025-05-07 17:29:02,910 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 05:29:02 BoogieIcfgContainer
[2025-05-07 17:29:02,910 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2025-05-07 17:29:02,911 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2025-05-07 17:29:02,911 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2025-05-07 17:29:02,914 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2025-05-07 17:29:02,914 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 07.05 05:29:02" (1/3) ...
[2025-05-07 17:29:02,915 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ff274a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 07.05 05:29:02, skipping insertion in model container
[2025-05-07 17:29:02,915 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:29:02" (2/3) ...
[2025-05-07 17:29:02,915 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ff274a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 05:29:02, skipping insertion in model container
[2025-05-07 17:29:02,915 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 05:29:02" (3/3) ...
[2025-05-07 17:29:02,916 INFO  L128   eAbstractionObserver]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver
[2025-05-07 17:29:02,926 INFO  L217   ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2025-05-07 17:29:02,928 INFO  L151   ceAbstractionStarter]: Applying trace abstraction to ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver that has 20 procedures, 75 locations, 109 edges, 20 initial locations, 0 loop locations, and 1 error locations.
[2025-05-07 17:29:02,957 INFO  L339      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2025-05-07 17:29:02,966 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;@5ce546ff, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2025-05-07 17:29:02,966 INFO  L341      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2025-05-07 17:29:02,969 INFO  L278                IsEmpty]: Start isEmpty. Operand  has 75 states, 31 states have (on average 1.096774193548387) internal successors, (34), 34 states have internal predecessors, (34), 23 states have call successors, (25), 19 states have call predecessors, (25), 19 states have return successors, (25), 21 states have call predecessors, (25), 23 states have call successors, (25)
[2025-05-07 17:29:02,975 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 52
[2025-05-07 17:29:02,975 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:29:02,975 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]
[2025-05-07 17:29:02,976 INFO  L403      AbstractCegarLoop]: === Iteration 1 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:29:02,979 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:29:02,979 INFO  L85        PathProgramCache]: Analyzing trace with hash 1462263689, now seen corresponding path program 1 times
[2025-05-07 17:29:02,984 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:29:02,985 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510528580]
[2025-05-07 17:29:02,985 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:29:02,985 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:29:03,025 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 51 statements into 1 equivalence classes.
[2025-05-07 17:29:03,048 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 51 of 51 statements.
[2025-05-07 17:29:03,048 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:29:03,048 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:29:03,121 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 17:29:03,122 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:29:03,122 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1510528580]
[2025-05-07 17:29:03,122 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1510528580] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:29:03,122 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:29:03,124 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2025-05-07 17:29:03,125 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435630419]
[2025-05-07 17:29:03,126 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:29:03,128 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2025-05-07 17:29:03,128 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:29:03,145 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2025-05-07 17:29:03,146 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2025-05-07 17:29:03,147 INFO  L87              Difference]: Start difference. First operand  has 75 states, 31 states have (on average 1.096774193548387) internal successors, (34), 34 states have internal predecessors, (34), 23 states have call successors, (25), 19 states have call predecessors, (25), 19 states have return successors, (25), 21 states have call predecessors, (25), 23 states have call successors, (25) Second operand  has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 2 states have call successors, (14), 1 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14)
[2025-05-07 17:29:03,171 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:29:03,171 INFO  L93              Difference]: Finished difference Result 67 states and 72 transitions.
[2025-05-07 17:29:03,172 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2025-05-07 17:29:03,173 INFO  L79                 Accepts]: Start accepts. Automaton has  has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 2 states have call successors, (14), 1 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 51
[2025-05-07 17:29:03,173 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:29:03,178 INFO  L225             Difference]: With dead ends: 67
[2025-05-07 17:29:03,178 INFO  L226             Difference]: Without dead ends: 65
[2025-05-07 17:29:03,179 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2025-05-07 17:29:03,181 INFO  L437           NwaCegarLoop]: 72 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:29:03,181 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:29:03,193 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 65 states.
[2025-05-07 17:29:03,209 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65.
[2025-05-07 17:29:03,210 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 65 states, 26 states have (on average 1.0769230769230769) internal successors, (28), 28 states have internal predecessors, (28), 21 states have call successors, (21), 17 states have call predecessors, (21), 17 states have return successors, (21), 19 states have call predecessors, (21), 21 states have call successors, (21)
[2025-05-07 17:29:03,214 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 70 transitions.
[2025-05-07 17:29:03,215 INFO  L79                 Accepts]: Start accepts. Automaton has 65 states and 70 transitions. Word has length 51
[2025-05-07 17:29:03,216 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:29:03,216 INFO  L485      AbstractCegarLoop]: Abstraction has 65 states and 70 transitions.
[2025-05-07 17:29:03,216 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 2 states have call successors, (14), 1 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14)
[2025-05-07 17:29:03,216 INFO  L278                IsEmpty]: Start isEmpty. Operand 65 states and 70 transitions.
[2025-05-07 17:29:03,218 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 61
[2025-05-07 17:29:03,218 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:29:03,218 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, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-05-07 17:29:03,219 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2025-05-07 17:29:03,219 INFO  L403      AbstractCegarLoop]: === Iteration 2 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:29:03,219 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:29:03,219 INFO  L85        PathProgramCache]: Analyzing trace with hash -228460336, now seen corresponding path program 1 times
[2025-05-07 17:29:03,219 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:29:03,219 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518601801]
[2025-05-07 17:29:03,219 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:29:03,220 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:29:03,262 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 60 statements into 1 equivalence classes.
[2025-05-07 17:29:03,310 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 60 of 60 statements.
[2025-05-07 17:29:03,310 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:29:03,310 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:29:03,903 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 17:29:03,903 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:29:03,904 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518601801]
[2025-05-07 17:29:03,904 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1518601801] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:29:03,904 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:29:03,904 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19
[2025-05-07 17:29:03,904 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899422714]
[2025-05-07 17:29:03,904 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:29:03,905 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 19 states
[2025-05-07 17:29:03,905 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:29:03,906 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants.
[2025-05-07 17:29:03,907 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=307, Unknown=0, NotChecked=0, Total=342
[2025-05-07 17:29:03,907 INFO  L87              Difference]: Start difference. First operand 65 states and 70 transitions. Second operand  has 19 states, 15 states have (on average 1.7333333333333334) internal successors, (26), 17 states have internal predecessors, (26), 7 states have call successors, (17), 1 states have call predecessors, (17), 15 states have return successors, (17), 14 states have call predecessors, (17), 7 states have call successors, (17)
[2025-05-07 17:29:04,193 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:29:04,193 INFO  L93              Difference]: Finished difference Result 67 states and 72 transitions.
[2025-05-07 17:29:04,194 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. 
[2025-05-07 17:29:04,194 INFO  L79                 Accepts]: Start accepts. Automaton has  has 19 states, 15 states have (on average 1.7333333333333334) internal successors, (26), 17 states have internal predecessors, (26), 7 states have call successors, (17), 1 states have call predecessors, (17), 15 states have return successors, (17), 14 states have call predecessors, (17), 7 states have call successors, (17) Word has length 60
[2025-05-07 17:29:04,194 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:29:04,195 INFO  L225             Difference]: With dead ends: 67
[2025-05-07 17:29:04,195 INFO  L226             Difference]: Without dead ends: 67
[2025-05-07 17:29:04,196 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=415, Unknown=0, NotChecked=0, Total=462
[2025-05-07 17:29:04,196 INFO  L437           NwaCegarLoop]: 54 mSDtfsCounter, 4 mSDsluCounter, 872 mSDsCounter, 0 mSdLazyCounter, 291 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 926 SdHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 291 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2025-05-07 17:29:04,197 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 926 Invalid, 294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 291 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2025-05-07 17:29:04,197 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 67 states.
[2025-05-07 17:29:04,203 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67.
[2025-05-07 17:29:04,204 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 67 states, 27 states have (on average 1.0740740740740742) internal successors, (29), 29 states have internal predecessors, (29), 21 states have call successors, (21), 17 states have call predecessors, (21), 18 states have return successors, (22), 20 states have call predecessors, (22), 21 states have call successors, (22)
[2025-05-07 17:29:04,205 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 72 transitions.
[2025-05-07 17:29:04,205 INFO  L79                 Accepts]: Start accepts. Automaton has 67 states and 72 transitions. Word has length 60
[2025-05-07 17:29:04,205 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:29:04,205 INFO  L485      AbstractCegarLoop]: Abstraction has 67 states and 72 transitions.
[2025-05-07 17:29:04,205 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 19 states, 15 states have (on average 1.7333333333333334) internal successors, (26), 17 states have internal predecessors, (26), 7 states have call successors, (17), 1 states have call predecessors, (17), 15 states have return successors, (17), 14 states have call predecessors, (17), 7 states have call successors, (17)
[2025-05-07 17:29:04,205 INFO  L278                IsEmpty]: Start isEmpty. Operand 67 states and 72 transitions.
[2025-05-07 17:29:04,207 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 95
[2025-05-07 17:29:04,208 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:29:04,208 INFO  L218           NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 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]
[2025-05-07 17:29:04,208 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2025-05-07 17:29:04,208 INFO  L403      AbstractCegarLoop]: === Iteration 3 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:29:04,209 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:29:04,209 INFO  L85        PathProgramCache]: Analyzing trace with hash 2138327846, now seen corresponding path program 1 times
[2025-05-07 17:29:04,209 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:29:04,209 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697921829]
[2025-05-07 17:29:04,209 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:29:04,209 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:29:04,242 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 94 statements into 1 equivalence classes.
[2025-05-07 17:29:04,261 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 94 of 94 statements.
[2025-05-07 17:29:04,261 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:29:04,261 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:29:04,377 INFO  L134       CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked.
[2025-05-07 17:29:04,377 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:29:04,377 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697921829]
[2025-05-07 17:29:04,377 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697921829] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:29:04,377 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:29:04,377 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2025-05-07 17:29:04,378 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063886853]
[2025-05-07 17:29:04,378 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:29:04,378 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2025-05-07 17:29:04,378 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:29:04,378 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2025-05-07 17:29:04,378 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2025-05-07 17:29:04,379 INFO  L87              Difference]: Start difference. First operand 67 states and 72 transitions. Second operand  has 4 states, 3 states have (on average 9.0) internal successors, (27), 4 states have internal predecessors, (27), 3 states have call successors, (19), 1 states have call predecessors, (19), 3 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19)
[2025-05-07 17:29:04,387 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:29:04,387 INFO  L93              Difference]: Finished difference Result 69 states and 73 transitions.
[2025-05-07 17:29:04,388 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2025-05-07 17:29:04,388 INFO  L79                 Accepts]: Start accepts. Automaton has  has 4 states, 3 states have (on average 9.0) internal successors, (27), 4 states have internal predecessors, (27), 3 states have call successors, (19), 1 states have call predecessors, (19), 3 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 94
[2025-05-07 17:29:04,388 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:29:04,389 INFO  L225             Difference]: With dead ends: 69
[2025-05-07 17:29:04,389 INFO  L226             Difference]: Without dead ends: 65
[2025-05-07 17:29:04,389 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 17:29:04,389 INFO  L437           NwaCegarLoop]: 70 mSDtfsCounter, 1 mSDsluCounter, 129 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:29:04,390 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 199 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:29:04,390 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 65 states.
[2025-05-07 17:29:04,392 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65.
[2025-05-07 17:29:04,393 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 65 states, 27 states have (on average 1.037037037037037) internal successors, (28), 28 states have internal predecessors, (28), 19 states have call successors, (19), 17 states have call predecessors, (19), 18 states have return successors, (20), 19 states have call predecessors, (20), 19 states have call successors, (20)
[2025-05-07 17:29:04,393 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 67 transitions.
[2025-05-07 17:29:04,393 INFO  L79                 Accepts]: Start accepts. Automaton has 65 states and 67 transitions. Word has length 94
[2025-05-07 17:29:04,394 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:29:04,394 INFO  L485      AbstractCegarLoop]: Abstraction has 65 states and 67 transitions.
[2025-05-07 17:29:04,394 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 3 states have (on average 9.0) internal successors, (27), 4 states have internal predecessors, (27), 3 states have call successors, (19), 1 states have call predecessors, (19), 3 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19)
[2025-05-07 17:29:04,394 INFO  L278                IsEmpty]: Start isEmpty. Operand 65 states and 67 transitions.
[2025-05-07 17:29:04,394 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 95
[2025-05-07 17:29:04,394 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:29:04,395 INFO  L218           NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 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]
[2025-05-07 17:29:04,395 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2025-05-07 17:29:04,395 INFO  L403      AbstractCegarLoop]: === Iteration 4 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:29:04,395 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:29:04,395 INFO  L85        PathProgramCache]: Analyzing trace with hash 47980962, now seen corresponding path program 1 times
[2025-05-07 17:29:04,395 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:29:04,395 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296095255]
[2025-05-07 17:29:04,395 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:29:04,395 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:29:04,431 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 94 statements into 1 equivalence classes.
[2025-05-07 17:29:04,447 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 94 of 94 statements.
[2025-05-07 17:29:04,447 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:29:04,447 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:29:05,310 INFO  L134       CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked.
[2025-05-07 17:29:05,310 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:29:05,310 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [296095255]
[2025-05-07 17:29:05,310 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [296095255] provided 0 perfect and 1 imperfect interpolant sequences
[2025-05-07 17:29:05,310 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1010147115]
[2025-05-07 17:29:05,310 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:29:05,310 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2025-05-07 17:29:05,313 INFO  L189       MonitoredProcess]: No working directory specified, using /usr/bin/z3
[2025-05-07 17:29:05,315 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /usr/bin/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2025-05-07 17:29:05,316 INFO  L327       MonitoredProcess]: [MP /usr/bin/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2025-05-07 17:29:05,506 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 94 statements into 1 equivalence classes.
[2025-05-07 17:29:05,655 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 94 of 94 statements.
[2025-05-07 17:29:05,655 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:29:05,655 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:29:05,661 INFO  L256         TraceCheckSpWp]: Trace formula consists of 1486 conjuncts, 11 conjuncts are in the unsatisfiable core
[2025-05-07 17:29:05,668 INFO  L279         TraceCheckSpWp]: Computing forward predicates...
[2025-05-07 17:29:05,917 INFO  L134       CoverageAnalysis]: Checked inductivity of 32 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2025-05-07 17:29:05,917 INFO  L308         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2025-05-07 17:29:05,917 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1010147115] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:29:05,917 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2025-05-07 17:29:05,917 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [26] total 35
[2025-05-07 17:29:05,917 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77119026]
[2025-05-07 17:29:05,917 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:29:05,918 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 11 states
[2025-05-07 17:29:05,918 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:29:05,918 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2025-05-07 17:29:05,919 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=1123, Unknown=0, NotChecked=0, Total=1190
[2025-05-07 17:29:05,919 INFO  L87              Difference]: Start difference. First operand 65 states and 67 transitions. Second operand  has 11 states, 9 states have (on average 4.333333333333333) internal successors, (39), 11 states have internal predecessors, (39), 6 states have call successors, (27), 2 states have call predecessors, (27), 9 states have return successors, (27), 8 states have call predecessors, (27), 6 states have call successors, (27)
[2025-05-07 17:29:06,005 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:29:06,006 INFO  L93              Difference]: Finished difference Result 33 states and 32 transitions.
[2025-05-07 17:29:06,006 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2025-05-07 17:29:06,006 INFO  L79                 Accepts]: Start accepts. Automaton has  has 11 states, 9 states have (on average 4.333333333333333) internal successors, (39), 11 states have internal predecessors, (39), 6 states have call successors, (27), 2 states have call predecessors, (27), 9 states have return successors, (27), 8 states have call predecessors, (27), 6 states have call successors, (27) Word has length 94
[2025-05-07 17:29:06,007 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:29:06,007 INFO  L225             Difference]: With dead ends: 33
[2025-05-07 17:29:06,007 INFO  L226             Difference]: Without dead ends: 0
[2025-05-07 17:29:06,008 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=71, Invalid=1189, Unknown=0, NotChecked=0, Total=1260
[2025-05-07 17:29:06,008 INFO  L437           NwaCegarLoop]: 26 mSDtfsCounter, 1 mSDsluCounter, 212 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2025-05-07 17:29:06,008 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 238 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2025-05-07 17:29:06,009 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2025-05-07 17:29:06,009 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2025-05-07 17:29:06,009 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 17:29:06,009 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2025-05-07 17:29:06,009 INFO  L79                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 94
[2025-05-07 17:29:06,009 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:29:06,009 INFO  L485      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2025-05-07 17:29:06,009 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 11 states, 9 states have (on average 4.333333333333333) internal successors, (39), 11 states have internal predecessors, (39), 6 states have call successors, (27), 2 states have call predecessors, (27), 9 states have return successors, (27), 8 states have call predecessors, (27), 6 states have call successors, (27)
[2025-05-07 17:29:06,009 INFO  L278                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2025-05-07 17:29:06,009 INFO  L284                IsEmpty]: Finished isEmpty. No accepting run.
[2025-05-07 17:29:06,011 INFO  L790   garLoopResultBuilder]: Registering result SAFE for location Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY (0 of 1 remaining)
[2025-05-07 17:29:06,016 INFO  L552       MonitoredProcess]: [MP /usr/bin/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2025-05-07 17:29:06,212 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /usr/bin/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2025-05-07 17:29:06,222 INFO  L422         BasicCegarLoop]: Path program histogram: [1, 1, 1, 1]
[2025-05-07 17:29:06,228 INFO  L171   ceAbstractionStarter]: Computing trace abstraction results
[2025-05-07 17:29:06,237 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.05 05:29:06 BoogieIcfgContainer
[2025-05-07 17:29:06,237 INFO  L131        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2025-05-07 17:29:06,240 INFO  L158              Benchmark]: Toolchain (without parser) took 3754.33ms. Allocated memory is still 234.9MB. Free memory was 150.8MB in the beginning and 96.2MB in the end (delta: 54.6MB). Peak memory consumption was 46.3MB. Max. memory is 33.6GB.
[2025-05-07 17:29:06,240 INFO  L158              Benchmark]: SmtParser took 0.32ms. Allocated memory is still 234.9MB. Free memory is still 173.4MB. There was no memory consumed. Max. memory is 33.6GB.
[2025-05-07 17:29:06,241 INFO  L158              Benchmark]: ChcToBoogie took 29.34ms. Allocated memory is still 234.9MB. Free memory was 150.7MB in the beginning and 148.1MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 33.6GB.
[2025-05-07 17:29:06,242 INFO  L158              Benchmark]: Boogie Preprocessor took 47.71ms. Allocated memory is still 234.9MB. Free memory was 148.1MB in the beginning and 145.0MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 33.6GB.
[2025-05-07 17:29:06,243 INFO  L158              Benchmark]: RCFGBuilder took 348.07ms. Allocated memory is still 234.9MB. Free memory was 144.9MB in the beginning and 188.7MB in the end (delta: -43.8MB). Peak memory consumption was 42.7MB. Max. memory is 33.6GB.
[2025-05-07 17:29:06,244 INFO  L158              Benchmark]: TraceAbstraction took 3325.93ms. Allocated memory is still 234.9MB. Free memory was 187.9MB in the beginning and 96.2MB in the end (delta: 91.7MB). Peak memory consumption was 87.5MB. Max. memory is 33.6GB.
[2025-05-07 17:29:06,247 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * SmtParser took 0.32ms. Allocated memory is still 234.9MB. Free memory is still 173.4MB. There was no memory consumed. Max. memory is 33.6GB.
 * ChcToBoogie took 29.34ms. Allocated memory is still 234.9MB. Free memory was 150.7MB in the beginning and 148.1MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 33.6GB.
 * Boogie Preprocessor took 47.71ms. Allocated memory is still 234.9MB. Free memory was 148.1MB in the beginning and 145.0MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 33.6GB.
 * RCFGBuilder took 348.07ms. Allocated memory is still 234.9MB. Free memory was 144.9MB in the beginning and 188.7MB in the end (delta: -43.8MB). Peak memory consumption was 42.7MB. Max. memory is 33.6GB.
 * TraceAbstraction took 3325.93ms. Allocated memory is still 234.9MB. Free memory was 187.9MB in the beginning and 96.2MB in the end (delta: 91.7MB). Peak memory consumption was 87.5MB. 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 20 procedures, 75 locations, 109 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.3s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 15 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 1435 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1213 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 355 IncrementalHoareTripleChecker+Invalid, 359 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 222 mSDtfsCounter, 355 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 151 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred in iteration=0, InterpolantAutomatonStates: 36, 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, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 393 NumberOfCodeBlocks, 393 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 388 ConstructedInterpolants, 0 QuantifiedInterpolants, 636 SizeOfPredicates, 1 NumberOfNonLiveVariables, 1486 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 82/96 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 17:29:06,264 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
