./chc-comp-wrapper.sh ../../../chc-comp25-benchmarks/solidity/no_adts/unit_tests/overflow/underflow_sub_signed.sol_0_no_adts_000.smt2 .


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This is Ultimate 0.3.0-dev-42d8767-m
[2025-05-07 17:28:06,342 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2025-05-07 17:28:06,396 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22206f28-bd3b-4a45-8b84-4665bab6e4e4/chc-comp25-scripts/participants/UltimateUnihorn/./chccomp-Unihorn_Default.epf
[2025-05-07 17:28:06,401 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2025-05-07 17:28:06,401 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2025-05-07 17:28:06,420 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2025-05-07 17:28:06,420 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2025-05-07 17:28:06,420 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2025-05-07 17:28:06,421 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2025-05-07 17:28:06,421 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2025-05-07 17:28:06,421 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2025-05-07 17:28:06,421 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2025-05-07 17:28:06,421 INFO  L153        SettingsManager]:  * Use SBE=true
[2025-05-07 17:28:06,421 INFO  L151        SettingsManager]: Preferences of ChcToBoogie differ from their defaults:
[2025-05-07 17:28:06,421 INFO  L153        SettingsManager]:  * Use one large procedure with gotos to replace tail recursive calls=false
[2025-05-07 17:28:06,421 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2025-05-07 17:28:06,422 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2025-05-07 17:28:06,422 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2025-05-07 17:28:06,422 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2025-05-07 17:28:06,422 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2025-05-07 17:28:06,422 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2025-05-07 17:28:06,422 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2025-05-07 17:28:06,422 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2025-05-07 17:28:06,422 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2025-05-07 17:28:06,422 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2025-05-07 17:28:06,423 INFO  L151        SettingsManager]: Preferences of SmtParser differ from their defaults:
[2025-05-07 17:28:06,423 INFO  L153        SettingsManager]:  * SmtParser Mode=UltimateTreeAutomizer
[2025-05-07 17:28:06,643 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2025-05-07 17:28:06,651 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2025-05-07 17:28:06,653 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2025-05-07 17:28:06,654 INFO  L270        PluginConnector]: Initializing SmtParser...
[2025-05-07 17:28:06,655 INFO  L274        PluginConnector]: SmtParser initialized
[2025-05-07 17:28:06,656 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22206f28-bd3b-4a45-8b84-4665bab6e4e4/chc-comp25-scripts/participants/UltimateUnihorn/../../../chc-comp25-benchmarks/solidity/no_adts/unit_tests/overflow/underflow_sub_signed.sol_0_no_adts_000.smt2
[2025-05-07 17:28:06,657 INFO  L314              SmtParser]: Parsing .smt2 file as a set of Horn Clauses
[2025-05-07 17:28:06,660 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
unknown
[2025-05-07 17:28:06,880 INFO  L339              SmtParser]: Successfully executed SMT file /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22206f28-bd3b-4a45-8b84-4665bab6e4e4/chc-comp25-scripts/participants/UltimateUnihorn/../../../chc-comp25-benchmarks/solidity/no_adts/unit_tests/overflow/underflow_sub_signed.sol_0_no_adts_000.smt2
[2025-05-07 17:28:06,883 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2025-05-07 17:28:06,884 INFO  L133        ToolchainWalker]: Walking toolchain with 4 elements.
[2025-05-07 17:28:06,884 INFO  L112        PluginConnector]: ------------------------ChcToBoogie----------------------------
[2025-05-07 17:28:06,884 INFO  L270        PluginConnector]: Initializing ChcToBoogie...
[2025-05-07 17:28:06,884 INFO  L274        PluginConnector]: ChcToBoogie initialized
[2025-05-07 17:28:06,886 INFO  L184        PluginConnector]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 07.05 05:28:06" (1/1) ...
[2025-05-07 17:28:06,916 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:28:06 Unit
[2025-05-07 17:28:06,917 INFO  L131        PluginConnector]: ------------------------ END ChcToBoogie----------------------------
[2025-05-07 17:28:06,917 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2025-05-07 17:28:06,917 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2025-05-07 17:28:06,917 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2025-05-07 17:28:06,931 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:28:06" (1/1) ...
[2025-05-07 17:28:06,931 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:28:06" (1/1) ...
[2025-05-07 17:28:06,952 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:28:06" (1/1) ...
[2025-05-07 17:28:06,952 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:28:06" (1/1) ...
[2025-05-07 17:28:06,956 INFO  L184        PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:28:06" (1/1) ...
[2025-05-07 17:28:06,957 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:28:06" (1/1) ...
[2025-05-07 17:28:06,958 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:28:06" (1/1) ...
[2025-05-07 17:28:06,960 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:28:06" (1/1) ...
[2025-05-07 17:28:06,961 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:28:06" (1/1) ...
[2025-05-07 17:28:06,971 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2025-05-07 17:28:06,971 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2025-05-07 17:28:06,971 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2025-05-07 17:28:06,971 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2025-05-07 17:28:06,972 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:28:06" (1/1) ...
[2025-05-07 17:28:06,974 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2025-05-07 17:28:06,982 INFO  L189       MonitoredProcess]: No working directory specified, using /usr/bin/z3
[2025-05-07 17:28:06,991 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 17:28:06,994 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 17:28:07,003 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure False given in one single declaration
[2025-05-07 17:28:07,004 INFO  L130     BoogieDeclarations]: Found specification of procedure False
[2025-05-07 17:28:07,004 INFO  L138     BoogieDeclarations]: Found implementation of procedure False
[2025-05-07 17:28:07,004 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure error_target_9_0 given in one single declaration
[2025-05-07 17:28:07,004 INFO  L130     BoogieDeclarations]: Found specification of procedure error_target_9_0
[2025-05-07 17:28:07,004 INFO  L138     BoogieDeclarations]: Found implementation of procedure error_target_9_0
[2025-05-07 17:28:07,004 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure interface_0_C_70_0 given in one single declaration
[2025-05-07 17:28:07,004 INFO  L130     BoogieDeclarations]: Found specification of procedure interface_0_C_70_0
[2025-05-07 17:28:07,004 INFO  L138     BoogieDeclarations]: Found implementation of procedure interface_0_C_70_0
[2025-05-07 17:28:07,004 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_constructor_2_C_70_0 given in one single declaration
[2025-05-07 17:28:07,004 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_constructor_2_C_70_0
[2025-05-07 17:28:07,004 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_constructor_2_C_70_0
[2025-05-07 17:28:07,004 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure implicit_constructor_entry_16_C_70_0 given in one single declaration
[2025-05-07 17:28:07,004 INFO  L130     BoogieDeclarations]: Found specification of procedure implicit_constructor_entry_16_C_70_0
[2025-05-07 17:28:07,004 INFO  L138     BoogieDeclarations]: Found implementation of procedure implicit_constructor_entry_16_C_70_0
[2025-05-07 17:28:07,004 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_13_C_70_0 given in one single declaration
[2025-05-07 17:28:07,005 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_13_C_70_0
[2025-05-07 17:28:07,005 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_13_C_70_0
[2025-05-07 17:28:07,005 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_after_init_15_C_70_0 given in one single declaration
[2025-05-07 17:28:07,005 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_after_init_15_C_70_0
[2025-05-07 17:28:07,005 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_after_init_15_C_70_0
[2025-05-07 17:28:07,005 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_entry_14_C_70_0 given in one single declaration
[2025-05-07 17:28:07,005 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_entry_14_C_70_0
[2025-05-07 17:28:07,005 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_entry_14_C_70_0
[2025-05-07 17:28:07,005 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_4_function_f__69_70_0 given in one single declaration
[2025-05-07 17:28:07,005 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_4_function_f__69_70_0
[2025-05-07 17:28:07,005 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_4_function_f__69_70_0
[2025-05-07 17:28:07,005 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_3_function_f__69_70_0 given in one single declaration
[2025-05-07 17:28:07,005 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_3_function_f__69_70_0
[2025-05-07 17:28:07,005 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_3_function_f__69_70_0
[2025-05-07 17:28:07,005 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_10_function_f__69_70_0 given in one single declaration
[2025-05-07 17:28:07,005 INFO  L130     BoogieDeclarations]: Found specification of procedure block_10_function_f__69_70_0
[2025-05-07 17:28:07,005 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_10_function_f__69_70_0
[2025-05-07 17:28:07,005 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_6_f_68_70_0 given in one single declaration
[2025-05-07 17:28:07,006 INFO  L130     BoogieDeclarations]: Found specification of procedure block_6_f_68_70_0
[2025-05-07 17:28:07,006 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_6_f_68_70_0
[2025-05-07 17:28:07,006 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_5_function_f__69_70_0 given in one single declaration
[2025-05-07 17:28:07,006 INFO  L130     BoogieDeclarations]: Found specification of procedure block_5_function_f__69_70_0
[2025-05-07 17:28:07,006 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_5_function_f__69_70_0
[2025-05-07 17:28:07,006 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_8_function_f__69_70_0 given in one single declaration
[2025-05-07 17:28:07,006 INFO  L130     BoogieDeclarations]: Found specification of procedure block_8_function_f__69_70_0
[2025-05-07 17:28:07,006 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_8_function_f__69_70_0
[2025-05-07 17:28:07,006 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_7_return_function_f__69_70_0 given in one single declaration
[2025-05-07 17:28:07,006 INFO  L130     BoogieDeclarations]: Found specification of procedure block_7_return_function_f__69_70_0
[2025-05-07 17:28:07,006 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_7_return_function_f__69_70_0
[2025-05-07 17:28:07,006 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_9_function_f__69_70_0 given in one single declaration
[2025-05-07 17:28:07,006 INFO  L130     BoogieDeclarations]: Found specification of procedure block_9_function_f__69_70_0
[2025-05-07 17:28:07,006 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_9_function_f__69_70_0
[2025-05-07 17:28:07,006 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_12_function_f__69_70_0 given in one single declaration
[2025-05-07 17:28:07,006 INFO  L130     BoogieDeclarations]: Found specification of procedure block_12_function_f__69_70_0
[2025-05-07 17:28:07,006 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_12_function_f__69_70_0
[2025-05-07 17:28:07,006 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure Ultimate.START given in one single declaration
[2025-05-07 17:28:07,006 INFO  L130     BoogieDeclarations]: Found specification of procedure Ultimate.START
[2025-05-07 17:28:07,006 INFO  L138     BoogieDeclarations]: Found implementation of procedure Ultimate.START
[2025-05-07 17:28:07,128 INFO  L234             CfgBuilder]: Building ICFG
[2025-05-07 17:28:07,130 INFO  L260             CfgBuilder]: Building CFG for each procedure with an implementation
[2025-05-07 17:28:07,330 INFO  L?                        ?]: Removed 167 outVars from TransFormulas that were not future-live.
[2025-05-07 17:28:07,330 INFO  L283             CfgBuilder]: Performing block encoding
[2025-05-07 17:28:07,338 INFO  L304             CfgBuilder]: Using library mode
[2025-05-07 17:28:07,338 INFO  L312             CfgBuilder]: Removed 9 assume(true) statements.
[2025-05-07 17:28:07,338 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 05:28:07 BoogieIcfgContainer
[2025-05-07 17:28:07,338 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2025-05-07 17:28:07,340 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2025-05-07 17:28:07,340 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2025-05-07 17:28:07,342 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2025-05-07 17:28:07,342 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 07.05 05:28:06" (1/3) ...
[2025-05-07 17:28:07,343 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10e2f747 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 07.05 05:28:07, skipping insertion in model container
[2025-05-07 17:28:07,343 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:28:06" (2/3) ...
[2025-05-07 17:28:07,343 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10e2f747 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 05:28:07, skipping insertion in model container
[2025-05-07 17:28:07,343 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 05:28:07" (3/3) ...
[2025-05-07 17:28:07,344 INFO  L128   eAbstractionObserver]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver
[2025-05-07 17:28:07,353 INFO  L217   ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2025-05-07 17:28:07,355 INFO  L151   ceAbstractionStarter]: Applying trace abstraction to ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver that has 18 procedures, 70 locations, 105 edges, 18 initial locations, 0 loop locations, and 1 error locations.
[2025-05-07 17:28:07,384 INFO  L339      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2025-05-07 17:28:07,391 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;@121cab31, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2025-05-07 17:28:07,392 INFO  L341      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2025-05-07 17:28:07,394 INFO  L278                IsEmpty]: Start isEmpty. Operand  has 70 states, 30 states have (on average 1.1) internal successors, (33), 33 states have internal predecessors, (33), 21 states have call successors, (24), 17 states have call predecessors, (24), 17 states have return successors, (24), 19 states have call predecessors, (24), 21 states have call successors, (24)
[2025-05-07 17:28:07,400 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 52
[2025-05-07 17:28:07,400 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:28:07,401 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 17:28:07,401 INFO  L403      AbstractCegarLoop]: === Iteration 1 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:28:07,404 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:28:07,405 INFO  L85        PathProgramCache]: Analyzing trace with hash -1205115114, now seen corresponding path program 1 times
[2025-05-07 17:28:07,410 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:28:07,410 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787296157]
[2025-05-07 17:28:07,410 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:28:07,411 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:28:07,449 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 51 statements into 1 equivalence classes.
[2025-05-07 17:28:07,471 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 51 of 51 statements.
[2025-05-07 17:28:07,471 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:28:07,471 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:28:07,552 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 17:28:07,553 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:28:07,553 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787296157]
[2025-05-07 17:28:07,553 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [787296157] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:28:07,553 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:28:07,555 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2025-05-07 17:28:07,556 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478197406]
[2025-05-07 17:28:07,557 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:28:07,560 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2025-05-07 17:28:07,560 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:28:07,576 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2025-05-07 17:28:07,577 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2025-05-07 17:28:07,578 INFO  L87              Difference]: Start difference. First operand  has 70 states, 30 states have (on average 1.1) internal successors, (33), 33 states have internal predecessors, (33), 21 states have call successors, (24), 17 states have call predecessors, (24), 17 states have return successors, (24), 19 states have call predecessors, (24), 21 states have call successors, (24) 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 17:28:07,604 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:28:07,604 INFO  L93              Difference]: Finished difference Result 59 states and 64 transitions.
[2025-05-07 17:28:07,605 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2025-05-07 17:28:07,606 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 17:28:07,606 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:28:07,610 INFO  L225             Difference]: With dead ends: 59
[2025-05-07 17:28:07,611 INFO  L226             Difference]: Without dead ends: 56
[2025-05-07 17:28:07,612 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 17:28:07,614 INFO  L437           NwaCegarLoop]: 64 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, 64 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 17:28:07,614 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:28:07,626 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 56 states.
[2025-05-07 17:28:07,640 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56.
[2025-05-07 17:28:07,641 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 56 states, 23 states have (on average 1.0869565217391304) internal successors, (25), 25 states have internal predecessors, (25), 18 states have call successors, (18), 14 states have call predecessors, (18), 14 states have return successors, (18), 16 states have call predecessors, (18), 18 states have call successors, (18)
[2025-05-07 17:28:07,644 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 61 transitions.
[2025-05-07 17:28:07,645 INFO  L79                 Accepts]: Start accepts. Automaton has 56 states and 61 transitions. Word has length 51
[2025-05-07 17:28:07,645 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:28:07,645 INFO  L485      AbstractCegarLoop]: Abstraction has 56 states and 61 transitions.
[2025-05-07 17:28:07,646 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 17:28:07,646 INFO  L278                IsEmpty]: Start isEmpty. Operand 56 states and 61 transitions.
[2025-05-07 17:28:07,652 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 52
[2025-05-07 17:28:07,653 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:28:07,653 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 17:28:07,653 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2025-05-07 17:28:07,653 INFO  L403      AbstractCegarLoop]: === Iteration 2 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:28:07,654 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:28:07,654 INFO  L85        PathProgramCache]: Analyzing trace with hash 1631611274, now seen corresponding path program 1 times
[2025-05-07 17:28:07,654 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:28:07,654 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851478705]
[2025-05-07 17:28:07,655 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:28:07,655 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:28:07,688 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 51 statements into 1 equivalence classes.
[2025-05-07 17:28:07,729 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 51 of 51 statements.
[2025-05-07 17:28:07,729 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:28:07,729 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:28:07,971 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 17:28:07,971 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:28:07,971 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851478705]
[2025-05-07 17:28:07,971 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851478705] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:28:07,971 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:28:07,971 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2025-05-07 17:28:07,971 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602426598]
[2025-05-07 17:28:07,972 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:28:07,972 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2025-05-07 17:28:07,973 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:28:07,973 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2025-05-07 17:28:07,973 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56
[2025-05-07 17:28:07,973 INFO  L87              Difference]: Start difference. First operand 56 states and 61 transitions. Second operand  has 8 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 8 states have internal predecessors, (23), 5 states have call successors, (14), 1 states have call predecessors, (14), 6 states have return successors, (14), 6 states have call predecessors, (14), 5 states have call successors, (14)
[2025-05-07 17:28:08,016 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:28:08,016 INFO  L93              Difference]: Finished difference Result 24 states and 23 transitions.
[2025-05-07 17:28:08,016 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2025-05-07 17:28:08,017 INFO  L79                 Accepts]: Start accepts. Automaton has  has 8 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 8 states have internal predecessors, (23), 5 states have call successors, (14), 1 states have call predecessors, (14), 6 states have return successors, (14), 6 states have call predecessors, (14), 5 states have call successors, (14) Word has length 51
[2025-05-07 17:28:08,017 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:28:08,017 INFO  L225             Difference]: With dead ends: 24
[2025-05-07 17:28:08,017 INFO  L226             Difference]: Without dead ends: 0
[2025-05-07 17:28:08,017 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 17:28:08,017 INFO  L437           NwaCegarLoop]: 20 mSDtfsCounter, 0 mSDsluCounter, 88 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:28:08,018 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:28:08,018 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2025-05-07 17:28:08,018 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2025-05-07 17:28:08,018 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 17:28:08,018 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2025-05-07 17:28:08,018 INFO  L79                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51
[2025-05-07 17:28:08,018 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:28:08,019 INFO  L485      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2025-05-07 17:28:08,019 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 8 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 8 states have internal predecessors, (23), 5 states have call successors, (14), 1 states have call predecessors, (14), 6 states have return successors, (14), 6 states have call predecessors, (14), 5 states have call successors, (14)
[2025-05-07 17:28:08,019 INFO  L278                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2025-05-07 17:28:08,019 INFO  L284                IsEmpty]: Finished isEmpty. No accepting run.
[2025-05-07 17:28:08,021 INFO  L790   garLoopResultBuilder]: Registering result SAFE for location Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY (0 of 1 remaining)
[2025-05-07 17:28:08,021 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2025-05-07 17:28:08,023 INFO  L422         BasicCegarLoop]: Path program histogram: [1, 1]
[2025-05-07 17:28:08,025 INFO  L171   ceAbstractionStarter]: Computing trace abstraction results
[2025-05-07 17:28:08,027 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.05 05:28:08 BoogieIcfgContainer
[2025-05-07 17:28:08,027 INFO  L131        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2025-05-07 17:28:08,027 INFO  L158              Benchmark]: Toolchain (without parser) took 1143.88ms. Allocated memory is still 234.9MB. Free memory was 149.8MB in the beginning and 126.9MB in the end (delta: 22.9MB). Peak memory consumption was 42.9MB. Max. memory is 33.6GB.
[2025-05-07 17:28:08,028 INFO  L158              Benchmark]: SmtParser took 0.33ms. Allocated memory is still 234.9MB. Free memory is still 174.4MB. There was no memory consumed. Max. memory is 33.6GB.
[2025-05-07 17:28:08,028 INFO  L158              Benchmark]: ChcToBoogie took 32.79ms. Allocated memory is still 234.9MB. Free memory was 149.8MB in the beginning and 146.7MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 33.6GB.
[2025-05-07 17:28:08,028 INFO  L158              Benchmark]: Boogie Preprocessor took 53.37ms. Allocated memory is still 234.9MB. Free memory was 146.7MB in the beginning and 143.6MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 33.6GB.
[2025-05-07 17:28:08,028 INFO  L158              Benchmark]: RCFGBuilder took 367.20ms. Allocated memory is still 234.9MB. Free memory was 143.5MB in the beginning and 184.9MB in the end (delta: -41.4MB). Peak memory consumption was 42.2MB. Max. memory is 33.6GB.
[2025-05-07 17:28:08,028 INFO  L158              Benchmark]: TraceAbstraction took 687.38ms. Allocated memory is still 234.9MB. Free memory was 184.1MB in the beginning and 126.9MB in the end (delta: 57.2MB). Peak memory consumption was 67.7MB. Max. memory is 33.6GB.
[2025-05-07 17:28:08,029 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * SmtParser took 0.33ms. Allocated memory is still 234.9MB. Free memory is still 174.4MB. There was no memory consumed. Max. memory is 33.6GB.
 * ChcToBoogie took 32.79ms. Allocated memory is still 234.9MB. Free memory was 149.8MB in the beginning and 146.7MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 33.6GB.
 * Boogie Preprocessor took 53.37ms. Allocated memory is still 234.9MB. Free memory was 146.7MB in the beginning and 143.6MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 33.6GB.
 * RCFGBuilder took 367.20ms. Allocated memory is still 234.9MB. Free memory was 143.5MB in the beginning and 184.9MB in the end (delta: -41.4MB). Peak memory consumption was 42.2MB. Max. memory is 33.6GB.
 * TraceAbstraction took 687.38ms. Allocated memory is still 234.9MB. Free memory was 184.1MB in the beginning and 126.9MB in the end (delta: 57.2MB). Peak memory consumption was 67.7MB. 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 18 procedures, 70 locations, 105 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, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 172 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 88 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 20 IncrementalHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 84 mSDtfsCounter, 20 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=70occurred in iteration=0, InterpolantAutomatonStates: 10, 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, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 100 ConstructedInterpolants, 0 QuantifiedInterpolants, 127 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 17:28:08,038 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
