./chc-comp-wrapper.sh ../../../chc-comp25-benchmarks/solidity/no_adts/unit_tests/operators/constant_propagation_2.sol_1_no_adts_000.smt2 .


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This is Ultimate 0.3.0-dev-42d8767-m
[2025-05-07 17:23:43,512 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2025-05-07 17:23:43,564 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82d7f1db-e665-4602-ab9a-9b29ea61e9b3/chc-comp25-scripts/participants/UltimateUnihorn/./chccomp-Unihorn_Default.epf
[2025-05-07 17:23:43,568 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2025-05-07 17:23:43,569 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2025-05-07 17:23:43,587 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2025-05-07 17:23:43,587 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2025-05-07 17:23:43,588 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2025-05-07 17:23:43,588 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2025-05-07 17:23:43,588 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2025-05-07 17:23:43,588 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2025-05-07 17:23:43,588 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2025-05-07 17:23:43,588 INFO  L153        SettingsManager]:  * Use SBE=true
[2025-05-07 17:23:43,588 INFO  L151        SettingsManager]: Preferences of ChcToBoogie differ from their defaults:
[2025-05-07 17:23:43,589 INFO  L153        SettingsManager]:  * Use one large procedure with gotos to replace tail recursive calls=false
[2025-05-07 17:23:43,589 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2025-05-07 17:23:43,589 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2025-05-07 17:23:43,589 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2025-05-07 17:23:43,589 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2025-05-07 17:23:43,589 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2025-05-07 17:23:43,589 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2025-05-07 17:23:43,589 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2025-05-07 17:23:43,589 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2025-05-07 17:23:43,590 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2025-05-07 17:23:43,590 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2025-05-07 17:23:43,590 INFO  L151        SettingsManager]: Preferences of SmtParser differ from their defaults:
[2025-05-07 17:23:43,590 INFO  L153        SettingsManager]:  * SmtParser Mode=UltimateTreeAutomizer
[2025-05-07 17:23:43,770 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2025-05-07 17:23:43,778 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2025-05-07 17:23:43,780 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2025-05-07 17:23:43,782 INFO  L270        PluginConnector]: Initializing SmtParser...
[2025-05-07 17:23:43,782 INFO  L274        PluginConnector]: SmtParser initialized
[2025-05-07 17:23:43,783 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82d7f1db-e665-4602-ab9a-9b29ea61e9b3/chc-comp25-scripts/participants/UltimateUnihorn/../../../chc-comp25-benchmarks/solidity/no_adts/unit_tests/operators/constant_propagation_2.sol_1_no_adts_000.smt2
[2025-05-07 17:23:43,784 INFO  L314              SmtParser]: Parsing .smt2 file as a set of Horn Clauses
[2025-05-07 17:23:43,786 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
unknown
[2025-05-07 17:23:44,042 INFO  L339              SmtParser]: Successfully executed SMT file /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82d7f1db-e665-4602-ab9a-9b29ea61e9b3/chc-comp25-scripts/participants/UltimateUnihorn/../../../chc-comp25-benchmarks/solidity/no_adts/unit_tests/operators/constant_propagation_2.sol_1_no_adts_000.smt2
[2025-05-07 17:23:44,044 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2025-05-07 17:23:44,045 INFO  L133        ToolchainWalker]: Walking toolchain with 4 elements.
[2025-05-07 17:23:44,046 INFO  L112        PluginConnector]: ------------------------ChcToBoogie----------------------------
[2025-05-07 17:23:44,046 INFO  L270        PluginConnector]: Initializing ChcToBoogie...
[2025-05-07 17:23:44,046 INFO  L274        PluginConnector]: ChcToBoogie initialized
[2025-05-07 17:23:44,048 INFO  L184        PluginConnector]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 07.05 05:23:44" (1/1) ...
[2025-05-07 17:23:44,077 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:23:44 Unit
[2025-05-07 17:23:44,077 INFO  L131        PluginConnector]: ------------------------ END ChcToBoogie----------------------------
[2025-05-07 17:23:44,078 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2025-05-07 17:23:44,078 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2025-05-07 17:23:44,078 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2025-05-07 17:23:44,090 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:23:44" (1/1) ...
[2025-05-07 17:23:44,090 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:23:44" (1/1) ...
[2025-05-07 17:23:44,111 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:23:44" (1/1) ...
[2025-05-07 17:23:44,111 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:23:44" (1/1) ...
[2025-05-07 17:23:44,115 INFO  L184        PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:23:44" (1/1) ...
[2025-05-07 17:23:44,116 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:23:44" (1/1) ...
[2025-05-07 17:23:44,117 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:23:44" (1/1) ...
[2025-05-07 17:23:44,119 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:23:44" (1/1) ...
[2025-05-07 17:23:44,120 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:23:44" (1/1) ...
[2025-05-07 17:23:44,131 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2025-05-07 17:23:44,131 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2025-05-07 17:23:44,131 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2025-05-07 17:23:44,131 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2025-05-07 17:23:44,132 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:23:44" (1/1) ...
[2025-05-07 17:23:44,134 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2025-05-07 17:23:44,142 INFO  L189       MonitoredProcess]: No working directory specified, using /usr/bin/z3
[2025-05-07 17:23:44,150 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 17:23:44,153 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 17:23:44,160 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure False given in one single declaration
[2025-05-07 17:23:44,160 INFO  L130     BoogieDeclarations]: Found specification of procedure False
[2025-05-07 17:23:44,160 INFO  L138     BoogieDeclarations]: Found implementation of procedure False
[2025-05-07 17:23:44,160 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure error_target_8_0 given in one single declaration
[2025-05-07 17:23:44,160 INFO  L130     BoogieDeclarations]: Found specification of procedure error_target_8_0
[2025-05-07 17:23:44,160 INFO  L138     BoogieDeclarations]: Found implementation of procedure error_target_8_0
[2025-05-07 17:23:44,160 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_4_function_f__45_46_0 given in one single declaration
[2025-05-07 17:23:44,160 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_4_function_f__45_46_0
[2025-05-07 17:23:44,160 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_4_function_f__45_46_0
[2025-05-07 17:23:44,160 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_3_function_f__45_46_0 given in one single declaration
[2025-05-07 17:23:44,160 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_3_function_f__45_46_0
[2025-05-07 17:23:44,160 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_3_function_f__45_46_0
[2025-05-07 17:23:44,161 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_8_function_f__45_46_0 given in one single declaration
[2025-05-07 17:23:44,161 INFO  L130     BoogieDeclarations]: Found specification of procedure block_8_function_f__45_46_0
[2025-05-07 17:23:44,161 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_8_function_f__45_46_0
[2025-05-07 17:23:44,161 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_6_f_44_46_0 given in one single declaration
[2025-05-07 17:23:44,161 INFO  L130     BoogieDeclarations]: Found specification of procedure block_6_f_44_46_0
[2025-05-07 17:23:44,161 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_6_f_44_46_0
[2025-05-07 17:23:44,161 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_5_function_f__45_46_0 given in one single declaration
[2025-05-07 17:23:44,161 INFO  L130     BoogieDeclarations]: Found specification of procedure block_5_function_f__45_46_0
[2025-05-07 17:23:44,161 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_5_function_f__45_46_0
[2025-05-07 17:23:44,161 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_9_function_f__45_46_0 given in one single declaration
[2025-05-07 17:23:44,161 INFO  L130     BoogieDeclarations]: Found specification of procedure block_9_function_f__45_46_0
[2025-05-07 17:23:44,161 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_9_function_f__45_46_0
[2025-05-07 17:23:44,161 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_7_return_function_f__45_46_0 given in one single declaration
[2025-05-07 17:23:44,161 INFO  L130     BoogieDeclarations]: Found specification of procedure block_7_return_function_f__45_46_0
[2025-05-07 17:23:44,161 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_7_return_function_f__45_46_0
[2025-05-07 17:23:44,161 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_10_function_f__45_46_0 given in one single declaration
[2025-05-07 17:23:44,161 INFO  L130     BoogieDeclarations]: Found specification of procedure block_10_function_f__45_46_0
[2025-05-07 17:23:44,161 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_10_function_f__45_46_0
[2025-05-07 17:23:44,162 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_11_function_f__45_46_0 given in one single declaration
[2025-05-07 17:23:44,162 INFO  L130     BoogieDeclarations]: Found specification of procedure block_11_function_f__45_46_0
[2025-05-07 17:23:44,162 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_11_function_f__45_46_0
[2025-05-07 17:23:44,162 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_12_function_f__45_46_0 given in one single declaration
[2025-05-07 17:23:44,162 INFO  L130     BoogieDeclarations]: Found specification of procedure block_12_function_f__45_46_0
[2025-05-07 17:23:44,162 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_12_function_f__45_46_0
[2025-05-07 17:23:44,162 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure interface_0_C_46_0 given in one single declaration
[2025-05-07 17:23:44,162 INFO  L130     BoogieDeclarations]: Found specification of procedure interface_0_C_46_0
[2025-05-07 17:23:44,162 INFO  L138     BoogieDeclarations]: Found implementation of procedure interface_0_C_46_0
[2025-05-07 17:23:44,162 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_constructor_2_C_46_0 given in one single declaration
[2025-05-07 17:23:44,162 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_constructor_2_C_46_0
[2025-05-07 17:23:44,162 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_constructor_2_C_46_0
[2025-05-07 17:23:44,162 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure implicit_constructor_entry_16_C_46_0 given in one single declaration
[2025-05-07 17:23:44,162 INFO  L130     BoogieDeclarations]: Found specification of procedure implicit_constructor_entry_16_C_46_0
[2025-05-07 17:23:44,162 INFO  L138     BoogieDeclarations]: Found implementation of procedure implicit_constructor_entry_16_C_46_0
[2025-05-07 17:23:44,162 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_13_C_46_0 given in one single declaration
[2025-05-07 17:23:44,162 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_13_C_46_0
[2025-05-07 17:23:44,162 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_13_C_46_0
[2025-05-07 17:23:44,162 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_after_init_15_C_46_0 given in one single declaration
[2025-05-07 17:23:44,162 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_after_init_15_C_46_0
[2025-05-07 17:23:44,162 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_after_init_15_C_46_0
[2025-05-07 17:23:44,163 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_entry_14_C_46_0 given in one single declaration
[2025-05-07 17:23:44,163 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_entry_14_C_46_0
[2025-05-07 17:23:44,163 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_entry_14_C_46_0
[2025-05-07 17:23:44,163 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure Ultimate.START given in one single declaration
[2025-05-07 17:23:44,163 INFO  L130     BoogieDeclarations]: Found specification of procedure Ultimate.START
[2025-05-07 17:23:44,163 INFO  L138     BoogieDeclarations]: Found implementation of procedure Ultimate.START
[2025-05-07 17:23:44,292 INFO  L234             CfgBuilder]: Building ICFG
[2025-05-07 17:23:44,294 INFO  L260             CfgBuilder]: Building CFG for each procedure with an implementation
[2025-05-07 17:23:44,482 INFO  L?                        ?]: Removed 137 outVars from TransFormulas that were not future-live.
[2025-05-07 17:23:44,482 INFO  L283             CfgBuilder]: Performing block encoding
[2025-05-07 17:23:44,492 INFO  L304             CfgBuilder]: Using library mode
[2025-05-07 17:23:44,492 INFO  L312             CfgBuilder]: Removed 9 assume(true) statements.
[2025-05-07 17:23:44,492 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 05:23:44 BoogieIcfgContainer
[2025-05-07 17:23:44,492 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2025-05-07 17:23:44,494 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2025-05-07 17:23:44,494 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2025-05-07 17:23:44,497 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2025-05-07 17:23:44,497 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 07.05 05:23:44" (1/3) ...
[2025-05-07 17:23:44,498 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b05abb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 07.05 05:23:44, skipping insertion in model container
[2025-05-07 17:23:44,498 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:23:44" (2/3) ...
[2025-05-07 17:23:44,498 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b05abb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 05:23:44, skipping insertion in model container
[2025-05-07 17:23:44,498 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 05:23:44" (3/3) ...
[2025-05-07 17:23:44,499 INFO  L128   eAbstractionObserver]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver
[2025-05-07 17:23:44,509 INFO  L217   ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2025-05-07 17:23:44,511 INFO  L151   ceAbstractionStarter]: Applying trace abstraction to ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver that has 19 procedures, 75 locations, 114 edges, 19 initial locations, 0 loop locations, and 1 error locations.
[2025-05-07 17:23:44,545 INFO  L339      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2025-05-07 17:23:44,556 INFO  L340      AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@48077c3a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2025-05-07 17:23:44,556 INFO  L341      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2025-05-07 17:23:44,560 INFO  L278                IsEmpty]: Start isEmpty. Operand  has 75 states, 33 states have (on average 1.0909090909090908) internal successors, (36), 36 states have internal predecessors, (36), 22 states have call successors, (26), 18 states have call predecessors, (26), 18 states have return successors, (26), 20 states have call predecessors, (26), 22 states have call successors, (26)
[2025-05-07 17:23:44,568 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 53
[2025-05-07 17:23:44,568 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:23:44,568 INFO  L218           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-05-07 17:23:44,569 INFO  L403      AbstractCegarLoop]: === Iteration 1 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:23:44,572 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:23:44,573 INFO  L85        PathProgramCache]: Analyzing trace with hash -1758605284, now seen corresponding path program 1 times
[2025-05-07 17:23:44,578 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:23:44,578 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956963839]
[2025-05-07 17:23:44,578 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:23:44,579 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:23:44,626 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 52 statements into 1 equivalence classes.
[2025-05-07 17:23:44,648 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 52 of 52 statements.
[2025-05-07 17:23:44,648 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:23:44,648 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:23:44,863 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 17:23:44,863 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:23:44,863 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956963839]
[2025-05-07 17:23:44,863 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956963839] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:23:44,863 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:23:44,865 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2025-05-07 17:23:44,866 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106667709]
[2025-05-07 17:23:44,867 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:23:44,870 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2025-05-07 17:23:44,870 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:23:44,890 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2025-05-07 17:23:44,890 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2025-05-07 17:23:44,892 INFO  L87              Difference]: Start difference. First operand  has 75 states, 33 states have (on average 1.0909090909090908) internal successors, (36), 36 states have internal predecessors, (36), 22 states have call successors, (26), 18 states have call predecessors, (26), 18 states have return successors, (26), 20 states have call predecessors, (26), 22 states have call successors, (26) Second operand  has 4 states, 3 states have (on average 8.0) internal successors, (24), 4 states have internal predecessors, (24), 4 states have call successors, (14), 1 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 4 states have call successors, (14)
[2025-05-07 17:23:44,932 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:23:44,933 INFO  L93              Difference]: Finished difference Result 65 states and 70 transitions.
[2025-05-07 17:23:44,934 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2025-05-07 17:23:44,934 INFO  L79                 Accepts]: Start accepts. Automaton has  has 4 states, 3 states have (on average 8.0) internal successors, (24), 4 states have internal predecessors, (24), 4 states have call successors, (14), 1 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 4 states have call successors, (14) Word has length 52
[2025-05-07 17:23:44,935 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:23:44,942 INFO  L225             Difference]: With dead ends: 65
[2025-05-07 17:23:44,943 INFO  L226             Difference]: Without dead ends: 57
[2025-05-07 17:23:44,944 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 17:23:44,947 INFO  L437           NwaCegarLoop]: 67 mSDtfsCounter, 1 mSDsluCounter, 126 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:23:44,948 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 193 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:23:44,957 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 57 states.
[2025-05-07 17:23:44,979 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 55.
[2025-05-07 17:23:44,979 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 55 states, 24 states have (on average 1.0416666666666667) internal successors, (25), 25 states have internal predecessors, (25), 16 states have call successors, (16), 14 states have call predecessors, (16), 14 states have return successors, (16), 15 states have call predecessors, (16), 16 states have call successors, (16)
[2025-05-07 17:23:44,983 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 57 transitions.
[2025-05-07 17:23:44,984 INFO  L79                 Accepts]: Start accepts. Automaton has 55 states and 57 transitions. Word has length 52
[2025-05-07 17:23:44,984 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:23:44,985 INFO  L485      AbstractCegarLoop]: Abstraction has 55 states and 57 transitions.
[2025-05-07 17:23:44,985 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 3 states have (on average 8.0) internal successors, (24), 4 states have internal predecessors, (24), 4 states have call successors, (14), 1 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 4 states have call successors, (14)
[2025-05-07 17:23:44,985 INFO  L278                IsEmpty]: Start isEmpty. Operand 55 states and 57 transitions.
[2025-05-07 17:23:44,987 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 53
[2025-05-07 17:23:44,987 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:23:44,987 INFO  L218           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-05-07 17:23:44,987 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2025-05-07 17:23:44,988 INFO  L403      AbstractCegarLoop]: === Iteration 2 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:23:44,988 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:23:44,988 INFO  L85        PathProgramCache]: Analyzing trace with hash 1671618702, now seen corresponding path program 1 times
[2025-05-07 17:23:44,989 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:23:44,989 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202216048]
[2025-05-07 17:23:44,989 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:23:44,989 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:23:45,019 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 52 statements into 1 equivalence classes.
[2025-05-07 17:23:45,051 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 52 of 52 statements.
[2025-05-07 17:23:45,051 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:23:45,051 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:23:45,272 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 17:23:45,272 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:23:45,272 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202216048]
[2025-05-07 17:23:45,272 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1202216048] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:23:45,272 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:23:45,272 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2025-05-07 17:23:45,273 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533147446]
[2025-05-07 17:23:45,273 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:23:45,274 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2025-05-07 17:23:45,274 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:23:45,275 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2025-05-07 17:23:45,275 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56
[2025-05-07 17:23:45,275 INFO  L87              Difference]: Start difference. First operand 55 states and 57 transitions. Second operand  has 8 states, 6 states have (on average 4.0) internal successors, (24), 8 states have internal predecessors, (24), 4 states have call successors, (14), 1 states have call predecessors, (14), 6 states have return successors, (14), 7 states have call predecessors, (14), 4 states have call successors, (14)
[2025-05-07 17:23:45,333 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:23:45,333 INFO  L93              Difference]: Finished difference Result 49 states and 51 transitions.
[2025-05-07 17:23:45,333 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2025-05-07 17:23:45,334 INFO  L79                 Accepts]: Start accepts. Automaton has  has 8 states, 6 states have (on average 4.0) internal successors, (24), 8 states have internal predecessors, (24), 4 states have call successors, (14), 1 states have call predecessors, (14), 6 states have return successors, (14), 7 states have call predecessors, (14), 4 states have call successors, (14) Word has length 52
[2025-05-07 17:23:45,334 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:23:45,334 INFO  L225             Difference]: With dead ends: 49
[2025-05-07 17:23:45,334 INFO  L226             Difference]: Without dead ends: 0
[2025-05-07 17:23:45,335 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 17:23:45,335 INFO  L437           NwaCegarLoop]: 47 mSDtfsCounter, 0 mSDsluCounter, 221 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 268 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:23:45,336 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 268 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:23:45,336 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2025-05-07 17:23:45,336 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2025-05-07 17:23:45,336 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 17:23:45,336 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2025-05-07 17:23:45,336 INFO  L79                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 52
[2025-05-07 17:23:45,337 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:23:45,337 INFO  L485      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2025-05-07 17:23:45,337 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 8 states, 6 states have (on average 4.0) internal successors, (24), 8 states have internal predecessors, (24), 4 states have call successors, (14), 1 states have call predecessors, (14), 6 states have return successors, (14), 7 states have call predecessors, (14), 4 states have call successors, (14)
[2025-05-07 17:23:45,337 INFO  L278                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2025-05-07 17:23:45,337 INFO  L284                IsEmpty]: Finished isEmpty. No accepting run.
[2025-05-07 17:23:45,339 INFO  L790   garLoopResultBuilder]: Registering result SAFE for location Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY (0 of 1 remaining)
[2025-05-07 17:23:45,339 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2025-05-07 17:23:45,341 INFO  L422         BasicCegarLoop]: Path program histogram: [1, 1]
[2025-05-07 17:23:45,343 INFO  L171   ceAbstractionStarter]: Computing trace abstraction results
[2025-05-07 17:23:45,345 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.05 05:23:45 BoogieIcfgContainer
[2025-05-07 17:23:45,345 INFO  L131        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2025-05-07 17:23:45,346 INFO  L158              Benchmark]: Toolchain (without parser) took 1300.45ms. Allocated memory is still 234.9MB. Free memory was 152.7MB in the beginning and 125.5MB in the end (delta: 27.2MB). Peak memory consumption was 25.2MB. Max. memory is 33.6GB.
[2025-05-07 17:23:45,346 INFO  L158              Benchmark]: SmtParser took 0.21ms. Allocated memory is still 234.9MB. Free memory is still 173.5MB. There was no memory consumed. Max. memory is 33.6GB.
[2025-05-07 17:23:45,346 INFO  L158              Benchmark]: ChcToBoogie took 31.87ms. Allocated memory is still 234.9MB. Free memory was 152.7MB in the beginning and 150.0MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 33.6GB.
[2025-05-07 17:23:45,346 INFO  L158              Benchmark]: Boogie Preprocessor took 52.66ms. Allocated memory is still 234.9MB. Free memory was 150.0MB in the beginning and 147.0MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 33.6GB.
[2025-05-07 17:23:45,346 INFO  L158              Benchmark]: RCFGBuilder took 361.31ms. Allocated memory is still 234.9MB. Free memory was 146.9MB in the beginning and 187.4MB in the end (delta: -40.5MB). Peak memory consumption was 42.6MB. Max. memory is 33.6GB.
[2025-05-07 17:23:45,347 INFO  L158              Benchmark]: TraceAbstraction took 851.03ms. Allocated memory is still 234.9MB. Free memory was 186.5MB in the beginning and 125.5MB in the end (delta: 61.0MB). Peak memory consumption was 66.6MB. Max. memory is 33.6GB.
[2025-05-07 17:23:45,347 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * SmtParser took 0.21ms. Allocated memory is still 234.9MB. Free memory is still 173.5MB. There was no memory consumed. Max. memory is 33.6GB.
 * ChcToBoogie took 31.87ms. Allocated memory is still 234.9MB. Free memory was 152.7MB in the beginning and 150.0MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 33.6GB.
 * Boogie Preprocessor took 52.66ms. Allocated memory is still 234.9MB. Free memory was 150.0MB in the beginning and 147.0MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 33.6GB.
 * RCFGBuilder took 361.31ms. Allocated memory is still 234.9MB. Free memory was 146.9MB in the beginning and 187.4MB in the end (delta: -40.5MB). Peak memory consumption was 42.6MB. Max. memory is 33.6GB.
 * TraceAbstraction took 851.03ms. Allocated memory is still 234.9MB. Free memory was 186.5MB in the beginning and 125.5MB in the end (delta: 61.0MB). Peak memory consumption was 66.6MB. Max. memory is 33.6GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: ErrorAutomatonStatistics
    NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
  - PositiveResult [Unknown line] : the set of constraint Horn clauses is satisfiable
    For all program executions holds that the set of constraint Horn clauses is satisfiable at this location
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 19 procedures, 75 locations, 114 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 461 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 347 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 29 IncrementalHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 114 mSDtfsCounter, 29 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred in iteration=0, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 102 ConstructedInterpolants, 0 QuantifiedInterpolants, 140 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available
  - AllSpecificationsHoldResult: All specifications hold
    1 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2025-05-07 17:23:45,358 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
