./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/termination-restricted-15/ComplInterv2.c --full-output --architecture 64bit


--------------------------------------------------------------------------------


Checking for overflows
Using default analysis
Version 4f9af400
extending candidate: java
['java']
extending candidate: /usr/bin/java
['java', '/usr/bin/java']
extending candidate: /opt/oracle-jdk-bin-*/bin/java
['java', '/usr/bin/java']
extending candidate: /opt/openjdk-*/bin/java
['java', '/usr/bin/java']
extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java
['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java']
['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/termination-restricted-15/ComplInterv2.c', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux', '--witnessprinter.witness.filename', 'witness', '--witnessprinter.write.witness.besides.input.file', 'false', '--witnessprinter.graph.data.specification', 'CHECK( init(main()), LTL(G ! overflow) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '64bit', '--witnessprinter.graph.data.programhash', 'a4e4c55c78b95f44c6095497bf409656f44c1a6a97ae10e1462b294c9f7e80ca']
Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/termination-restricted-15/ComplInterv2.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) )

 --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a4e4c55c78b95f44c6095497bf409656f44c1a6a97ae10e1462b294c9f7e80ca
--- Real Ultimate output ---
This is Ultimate 0.3.0-?-4f9af40
[2024-11-07 19:56:43,076 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-11-07 19:56:43,159 INFO  L114        SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf
[2024-11-07 19:56:43,165 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-11-07 19:56:43,165 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-07 19:56:43,182 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-07 19:56:43,183 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-07 19:56:43,183 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-07 19:56:43,183 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-07 19:56:43,183 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2024-11-07 19:56:43,183 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-07 19:56:43,184 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-07 19:56:43,184 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-07 19:56:43,184 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-11-07 19:56:43,184 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-11-07 19:56:43,184 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-07 19:56:43,184 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-11-07 19:56:43,184 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2024-11-07 19:56:43,184 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-11-07 19:56:43,184 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-11-07 19:56:43,185 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-07 19:56:43,185 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-11-07 19:56:43,185 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-11-07 19:56:43,185 INFO  L153        SettingsManager]:  * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-07 19:56:43,185 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2024-11-07 19:56:43,185 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-11-07 19:56:43,185 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-11-07 19:56:43,185 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-07 19:56:43,185 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-11-07 19:56:43,185 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2024-11-07 19:56:43,185 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-11-07 19:56:43,186 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-07 19:56:43,186 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-07 19:56:43,186 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-11-07 19:56:43,186 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-07 19:56:43,186 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2024-11-07 19:56:43,186 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-07 19:56:43,186 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-07 19:56:43,186 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-07 19:56:43,186 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2024-11-07 19:56:43,186 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-07 19:56:43,186 INFO  L153        SettingsManager]:  * Looper check in Petri net analysis=SEMANTIC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) )


Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4e4c55c78b95f44c6095497bf409656f44c1a6a97ae10e1462b294c9f7e80ca
[2024-11-07 19:56:43,395 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-07 19:56:43,401 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-07 19:56:43,402 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-07 19:56:43,403 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-11-07 19:56:43,403 INFO  L274        PluginConnector]: CDTParser initialized
[2024-11-07 19:56:43,404 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-restricted-15/ComplInterv2.c
[2024-11-07 19:56:44,499 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-11-07 19:56:44,668 INFO  L384              CDTParser]: Found 1 translation units.
[2024-11-07 19:56:44,669 INFO  L180              CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/termination-restricted-15/ComplInterv2.c
[2024-11-07 19:56:44,674 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/eb8b00470/2b145530e4f3477b9c50f4042d37688d/FLAG8b683e946
[2024-11-07 19:56:45,064 INFO  L435              CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/eb8b00470/2b145530e4f3477b9c50f4042d37688d
[2024-11-07 19:56:45,066 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-07 19:56:45,067 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-07 19:56:45,068 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-07 19:56:45,068 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-07 19:56:45,071 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-07 19:56:45,071 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:56:45" (1/1) ...
[2024-11-07 19:56:45,072 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11907de0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:56:45, skipping insertion in model container
[2024-11-07 19:56:45,072 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:56:45" (1/1) ...
[2024-11-07 19:56:45,080 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-11-07 19:56:45,156 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-07 19:56:45,159 INFO  L200         MainTranslator]: Completed pre-run
[2024-11-07 19:56:45,167 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-07 19:56:45,175 INFO  L204         MainTranslator]: Completed translation
[2024-11-07 19:56:45,176 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:56:45 WrapperNode
[2024-11-07 19:56:45,176 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-07 19:56:45,176 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-07 19:56:45,177 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-07 19:56:45,177 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-07 19:56:45,181 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:56:45" (1/1) ...
[2024-11-07 19:56:45,183 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:56:45" (1/1) ...
[2024-11-07 19:56:45,192 INFO  L138                Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22
[2024-11-07 19:56:45,192 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-07 19:56:45,192 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-07 19:56:45,193 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-07 19:56:45,193 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-11-07 19:56:45,198 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:56:45" (1/1) ...
[2024-11-07 19:56:45,198 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:56:45" (1/1) ...
[2024-11-07 19:56:45,198 INFO  L184        PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:56:45" (1/1) ...
[2024-11-07 19:56:45,201 INFO  L175           MemorySlicer]: No memory access in input program.
[2024-11-07 19:56:45,202 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:56:45" (1/1) ...
[2024-11-07 19:56:45,202 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:56:45" (1/1) ...
[2024-11-07 19:56:45,203 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:56:45" (1/1) ...
[2024-11-07 19:56:45,205 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:56:45" (1/1) ...
[2024-11-07 19:56:45,206 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:56:45" (1/1) ...
[2024-11-07 19:56:45,206 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:56:45" (1/1) ...
[2024-11-07 19:56:45,207 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-07 19:56:45,207 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-07 19:56:45,207 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-11-07 19:56:45,207 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-11-07 19:56:45,208 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:56:45" (1/1) ...
[2024-11-07 19:56:45,212 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-07 19:56:45,220 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 19:56:45,231 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-07 19:56:45,233 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-07 19:56:45,259 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-07 19:56:45,259 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-07 19:56:45,303 INFO  L238             CfgBuilder]: Building ICFG
[2024-11-07 19:56:45,304 INFO  L264             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-07 19:56:45,367 INFO  L?                        ?]: Removed 7 outVars from TransFormulas that were not future-live.
[2024-11-07 19:56:45,368 INFO  L287             CfgBuilder]: Performing block encoding
[2024-11-07 19:56:45,376 INFO  L311             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-07 19:56:45,376 INFO  L316             CfgBuilder]: Removed 1 assume(true) statements.
[2024-11-07 19:56:45,377 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:56:45 BoogieIcfgContainer
[2024-11-07 19:56:45,377 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-07 19:56:45,378 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-07 19:56:45,379 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2024-11-07 19:56:45,383 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2024-11-07 19:56:45,383 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 07:56:45" (1/3) ...
[2024-11-07 19:56:45,384 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@589fd8cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 07:56:45, skipping insertion in model container
[2024-11-07 19:56:45,384 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:56:45" (2/3) ...
[2024-11-07 19:56:45,384 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@589fd8cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 07:56:45, skipping insertion in model container
[2024-11-07 19:56:45,384 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:56:45" (3/3) ...
[2024-11-07 19:56:45,385 INFO  L112   eAbstractionObserver]: Analyzing ICFG ComplInterv2.c
[2024-11-07 19:56:45,396 INFO  L214   ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-07 19:56:45,396 INFO  L154   ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations.
[2024-11-07 19:56:45,433 INFO  L332      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-07 19:56:45,446 INFO  L333      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=LoopHeads, 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;@34345029, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-07 19:56:45,446 INFO  L334      AbstractCegarLoop]: Starting to check reachability of 4 error locations.
[2024-11-07 19:56:45,449 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 18 states, 13 states have (on average 1.6923076923076923) internal successors, (22), 17 states have internal predecessors, (22), 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)
[2024-11-07 19:56:45,453 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 7
[2024-11-07 19:56:45,454 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-07 19:56:45,454 INFO  L215           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1]
[2024-11-07 19:56:45,455 INFO  L396      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] ===
[2024-11-07 19:56:45,458 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 19:56:45,459 INFO  L85        PathProgramCache]: Analyzing trace with hash 889692423, now seen corresponding path program 1 times
[2024-11-07 19:56:45,464 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 19:56:45,465 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652004841]
[2024-11-07 19:56:45,465 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 19:56:45,466 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 19:56:45,517 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 19:56:45,577 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-07 19:56:45,578 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-07 19:56:45,578 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652004841]
[2024-11-07 19:56:45,579 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [652004841] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-07 19:56:45,580 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-07 19:56:45,581 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-07 19:56:45,582 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401830020]
[2024-11-07 19:56:45,583 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-07 19:56:45,585 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-07 19:56:45,585 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-07 19:56:45,598 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-07 19:56:45,599 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-07 19:56:45,600 INFO  L87              Difference]: Start difference. First operand  has 18 states, 13 states have (on average 1.6923076923076923) internal successors, (22), 17 states have internal predecessors, (22), 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) Second operand  has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 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)
[2024-11-07 19:56:45,652 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-07 19:56:45,652 INFO  L93              Difference]: Finished difference Result 24 states and 30 transitions.
[2024-11-07 19:56:45,656 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-11-07 19:56:45,657 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 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) Word has length 6
[2024-11-07 19:56:45,657 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-07 19:56:45,661 INFO  L225             Difference]: With dead ends: 24
[2024-11-07 19:56:45,662 INFO  L226             Difference]: Without dead ends: 15
[2024-11-07 19:56:45,663 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-07 19:56:45,666 INFO  L432           NwaCegarLoop]: 5 mSDtfsCounter, 6 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-07 19:56:45,667 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 8 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-07 19:56:45,676 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 15 states.
[2024-11-07 19:56:45,685 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 13.
[2024-11-07 19:56:45,686 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 13 states, 10 states have (on average 1.6) internal successors, (16), 12 states have internal predecessors, (16), 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)
[2024-11-07 19:56:45,688 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 16 transitions.
[2024-11-07 19:56:45,691 INFO  L78                 Accepts]: Start accepts. Automaton has 13 states and 16 transitions. Word has length 6
[2024-11-07 19:56:45,691 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-07 19:56:45,691 INFO  L471      AbstractCegarLoop]: Abstraction has 13 states and 16 transitions.
[2024-11-07 19:56:45,691 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 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)
[2024-11-07 19:56:45,691 INFO  L276                IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions.
[2024-11-07 19:56:45,692 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2024-11-07 19:56:45,692 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-07 19:56:45,692 INFO  L215           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-07 19:56:45,692 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-07 19:56:45,692 INFO  L396      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] ===
[2024-11-07 19:56:45,692 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 19:56:45,692 INFO  L85        PathProgramCache]: Analyzing trace with hash 1810661388, now seen corresponding path program 1 times
[2024-11-07 19:56:45,692 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 19:56:45,692 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33887185]
[2024-11-07 19:56:45,693 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 19:56:45,693 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 19:56:45,700 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 19:56:45,722 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-07 19:56:45,722 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-07 19:56:45,722 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33887185]
[2024-11-07 19:56:45,722 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [33887185] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-07 19:56:45,722 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-07 19:56:45,722 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-07 19:56:45,722 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954113480]
[2024-11-07 19:56:45,722 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-07 19:56:45,723 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-07 19:56:45,723 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-07 19:56:45,723 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-07 19:56:45,723 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-07 19:56:45,723 INFO  L87              Difference]: Start difference. First operand 13 states and 16 transitions. Second operand  has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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)
[2024-11-07 19:56:45,751 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-07 19:56:45,751 INFO  L93              Difference]: Finished difference Result 19 states and 25 transitions.
[2024-11-07 19:56:45,752 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-11-07 19:56:45,752 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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) Word has length 7
[2024-11-07 19:56:45,752 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-07 19:56:45,753 INFO  L225             Difference]: With dead ends: 19
[2024-11-07 19:56:45,753 INFO  L226             Difference]: Without dead ends: 17
[2024-11-07 19:56:45,753 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-07 19:56:45,754 INFO  L432           NwaCegarLoop]: 6 mSDtfsCounter, 6 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 7 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-07 19:56:45,755 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 7 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-07 19:56:45,756 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 17 states.
[2024-11-07 19:56:45,758 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 15.
[2024-11-07 19:56:45,759 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 15 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 14 states have internal predecessors, (20), 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)
[2024-11-07 19:56:45,759 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 20 transitions.
[2024-11-07 19:56:45,760 INFO  L78                 Accepts]: Start accepts. Automaton has 15 states and 20 transitions. Word has length 7
[2024-11-07 19:56:45,760 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-07 19:56:45,760 INFO  L471      AbstractCegarLoop]: Abstraction has 15 states and 20 transitions.
[2024-11-07 19:56:45,760 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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)
[2024-11-07 19:56:45,761 INFO  L276                IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions.
[2024-11-07 19:56:45,761 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2024-11-07 19:56:45,761 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-07 19:56:45,761 INFO  L215           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-07 19:56:45,761 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-07 19:56:45,761 INFO  L396      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] ===
[2024-11-07 19:56:45,761 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 19:56:45,762 INFO  L85        PathProgramCache]: Analyzing trace with hash 1810667410, now seen corresponding path program 1 times
[2024-11-07 19:56:45,762 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 19:56:45,762 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067499315]
[2024-11-07 19:56:45,762 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 19:56:45,762 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 19:56:45,772 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 19:56:45,786 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-07 19:56:45,786 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-07 19:56:45,786 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067499315]
[2024-11-07 19:56:45,786 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067499315] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-07 19:56:45,786 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-07 19:56:45,786 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-07 19:56:45,786 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222111445]
[2024-11-07 19:56:45,786 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-07 19:56:45,786 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-07 19:56:45,786 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-07 19:56:45,787 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-07 19:56:45,787 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-07 19:56:45,787 INFO  L87              Difference]: Start difference. First operand 15 states and 20 transitions. Second operand  has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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)
[2024-11-07 19:56:45,806 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-07 19:56:45,806 INFO  L93              Difference]: Finished difference Result 17 states and 23 transitions.
[2024-11-07 19:56:45,807 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2024-11-07 19:56:45,807 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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) Word has length 7
[2024-11-07 19:56:45,807 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-07 19:56:45,807 INFO  L225             Difference]: With dead ends: 17
[2024-11-07 19:56:45,807 INFO  L226             Difference]: Without dead ends: 16
[2024-11-07 19:56:45,808 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-07 19:56:45,808 INFO  L432           NwaCegarLoop]: 5 mSDtfsCounter, 6 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-07 19:56:45,808 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 6 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-07 19:56:45,809 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 16 states.
[2024-11-07 19:56:45,809 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 14.
[2024-11-07 19:56:45,810 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 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)
[2024-11-07 19:56:45,810 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 18 transitions.
[2024-11-07 19:56:45,810 INFO  L78                 Accepts]: Start accepts. Automaton has 14 states and 18 transitions. Word has length 7
[2024-11-07 19:56:45,810 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-07 19:56:45,810 INFO  L471      AbstractCegarLoop]: Abstraction has 14 states and 18 transitions.
[2024-11-07 19:56:45,810 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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)
[2024-11-07 19:56:45,810 INFO  L276                IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions.
[2024-11-07 19:56:45,811 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2024-11-07 19:56:45,811 INFO  L207           NwaCegarLoop]: Found error trace
[2024-11-07 19:56:45,811 INFO  L215           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 19:56:45,811 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-11-07 19:56:45,811 INFO  L396      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] ===
[2024-11-07 19:56:45,811 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 19:56:45,811 INFO  L85        PathProgramCache]: Analyzing trace with hash 919196111, now seen corresponding path program 1 times
[2024-11-07 19:56:45,812 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 19:56:45,812 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776590441]
[2024-11-07 19:56:45,812 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 19:56:45,812 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 19:56:45,818 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 19:56:45,869 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-07 19:56:45,869 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-07 19:56:45,870 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [776590441]
[2024-11-07 19:56:45,870 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [776590441] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-07 19:56:45,870 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-07 19:56:45,870 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-11-07 19:56:45,870 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2365353]
[2024-11-07 19:56:45,870 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-07 19:56:45,870 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-07 19:56:45,870 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-07 19:56:45,871 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-07 19:56:45,871 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-11-07 19:56:45,871 INFO  L87              Difference]: Start difference. First operand 14 states and 18 transitions. Second operand  has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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)
[2024-11-07 19:56:45,893 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-07 19:56:45,893 INFO  L93              Difference]: Finished difference Result 27 states and 37 transitions.
[2024-11-07 19:56:45,893 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2024-11-07 19:56:45,893 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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) Word has length 10
[2024-11-07 19:56:45,894 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-07 19:56:45,894 INFO  L225             Difference]: With dead ends: 27
[2024-11-07 19:56:45,894 INFO  L226             Difference]: Without dead ends: 0
[2024-11-07 19:56:45,894 INFO  L431           NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-11-07 19:56:45,894 INFO  L432           NwaCegarLoop]: 11 mSDtfsCounter, 5 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-07 19:56:45,895 INFO  L433           NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 12 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-07 19:56:45,895 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2024-11-07 19:56:45,895 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2024-11-07 19:56:45,895 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)
[2024-11-07 19:56:45,895 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2024-11-07 19:56:45,895 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 10
[2024-11-07 19:56:45,895 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2024-11-07 19:56:45,896 INFO  L471      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2024-11-07 19:56:45,896 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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)
[2024-11-07 19:56:45,896 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2024-11-07 19:56:45,896 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2024-11-07 19:56:45,898 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 4 remaining)
[2024-11-07 19:56:45,898 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 4 remaining)
[2024-11-07 19:56:45,898 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 4 remaining)
[2024-11-07 19:56:45,898 INFO  L782   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 4 remaining)
[2024-11-07 19:56:45,898 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-11-07 19:56:45,900 INFO  L407         BasicCegarLoop]: Path program histogram: [1, 1, 1, 1]
[2024-11-07 19:56:45,901 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2024-11-07 19:56:45,908 INFO  L170   ceAbstractionStarter]: Computing trace abstraction results
[2024-11-07 19:56:45,915 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 07:56:45 BoogieIcfgContainer
[2024-11-07 19:56:45,916 INFO  L131        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-07 19:56:45,916 INFO  L112        PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-07 19:56:45,916 INFO  L270        PluginConnector]: Initializing Witness Printer...
[2024-11-07 19:56:45,916 INFO  L274        PluginConnector]: Witness Printer initialized
[2024-11-07 19:56:45,917 INFO  L184        PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:56:45" (3/4) ...
[2024-11-07 19:56:45,918 INFO  L142         WitnessPrinter]: Generating witness for correct program
[2024-11-07 19:56:45,922 INFO  L925   BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges
[2024-11-07 19:56:45,922 INFO  L925   BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges
[2024-11-07 19:56:45,922 INFO  L925   BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges
[2024-11-07 19:56:45,965 INFO  L149         WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml
[2024-11-07 19:56:45,966 INFO  L149         WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml
[2024-11-07 19:56:45,966 INFO  L131        PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-07 19:56:45,966 INFO  L158              Benchmark]: Toolchain (without parser) took 899.45ms. Allocated memory is still 109.1MB. Free memory was 85.2MB in the beginning and 76.3MB in the end (delta: 8.9MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB.
[2024-11-07 19:56:45,966 INFO  L158              Benchmark]: CDTParser took 0.19ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 19:56:45,967 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 108.25ms. Allocated memory is still 109.1MB. Free memory was 85.1MB in the beginning and 75.3MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-07 19:56:45,967 INFO  L158              Benchmark]: Boogie Procedure Inliner took 15.72ms. Allocated memory is still 109.1MB. Free memory was 75.3MB in the beginning and 74.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 19:56:45,967 INFO  L158              Benchmark]: Boogie Preprocessor took 14.29ms. Allocated memory is still 109.1MB. Free memory was 74.2MB in the beginning and 73.3MB in the end (delta: 928.7kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 19:56:45,967 INFO  L158              Benchmark]: RCFGBuilder took 169.52ms. Allocated memory is still 109.1MB. Free memory was 73.3MB in the beginning and 64.6MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-07 19:56:45,967 INFO  L158              Benchmark]: TraceAbstraction took 537.41ms. Allocated memory is still 109.1MB. Free memory was 64.0MB in the beginning and 80.6MB in the end (delta: -16.7MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 19:56:45,968 INFO  L158              Benchmark]: Witness Printer took 49.73ms. Allocated memory is still 109.1MB. Free memory was 80.1MB in the beginning and 76.3MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 19:56:45,969 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.19ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 108.25ms. Allocated memory is still 109.1MB. Free memory was 85.1MB in the beginning and 75.3MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
 * Boogie Procedure Inliner took 15.72ms. Allocated memory is still 109.1MB. Free memory was 75.3MB in the beginning and 74.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB.
 * Boogie Preprocessor took 14.29ms. Allocated memory is still 109.1MB. Free memory was 74.2MB in the beginning and 73.3MB in the end (delta: 928.7kB). There was no memory consumed. Max. memory is 16.1GB.
 * RCFGBuilder took 169.52ms. Allocated memory is still 109.1MB. Free memory was 73.3MB in the beginning and 64.6MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
 * TraceAbstraction took 537.41ms. Allocated memory is still 109.1MB. Free memory was 64.0MB in the beginning and 80.6MB in the end (delta: -16.7MB). There was no memory consumed. Max. memory is 16.1GB.
 * Witness Printer took 49.73ms. Allocated memory is still 109.1MB. Free memory was 80.1MB in the beginning and 76.3MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB.
 * 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 [Line: 12]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 12]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 15]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 15]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 1 procedures, 18 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 23 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 23 mSDsluCounter, 33 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 80 IncrementalHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 27 mSDtfsCounter, 80 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=18occurred in iteration=0, InterpolantAutomatonStates: 13, 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, 6 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 26 ConstructedInterpolants, 0 QuantifiedInterpolants, 70 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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
  - AllSpecificationsHoldResult: All specifications hold
    4 specifications checked. All of them hold
  - InvariantResult [Line: 9]: Loop Invariant
    Derived loop invariant: 1
RESULT: Ultimate proved your program to be correct!
[2024-11-07 19:56:45,988 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---

Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE