./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/termination.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/test-0217.i --full-output --architecture 32bit


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


Checking for termination
Using default analysis
Version a046e57d
Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/test-0217.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) )

 --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 163bc3b45d6f21a8e478003f84571178259b289b3d9717ecadbc4595fc507bec
--- Real Ultimate output ---
This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m
[2024-10-13 17:23:45,790 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-10-13 17:23:45,864 INFO  L114        SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf
[2024-10-13 17:23:45,869 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-10-13 17:23:45,870 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-10-13 17:23:45,892 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-10-13 17:23:45,894 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-10-13 17:23:45,895 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-10-13 17:23:45,895 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-10-13 17:23:45,895 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2024-10-13 17:23:45,896 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-10-13 17:23:45,896 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-10-13 17:23:45,896 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-10-13 17:23:45,896 INFO  L151        SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2024-10-13 17:23:45,896 INFO  L153        SettingsManager]:  * NCSB implementation=INTSET_LAZY3
[2024-10-13 17:23:45,897 INFO  L153        SettingsManager]:  * Use old map elimination=false
[2024-10-13 17:23:45,897 INFO  L153        SettingsManager]:  * Use external solver (rank synthesis)=false
[2024-10-13 17:23:45,897 INFO  L153        SettingsManager]:  * Use only trivial implications for array writes=true
[2024-10-13 17:23:45,897 INFO  L153        SettingsManager]:  * Rank analysis=LINEAR_WITH_GUESSES
[2024-10-13 17:23:45,897 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-10-13 17:23:45,898 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=ASSUME
[2024-10-13 17:23:45,900 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-10-13 17:23:45,901 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2024-10-13 17:23:45,901 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-10-13 17:23:45,903 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-10-13 17:23:45,903 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=ASSUME
[2024-10-13 17:23:45,903 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=ASSUME
[2024-10-13 17:23:45,903 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=ASSUME
[2024-10-13 17:23:45,904 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-10-13 17:23:45,904 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2024-10-13 17:23:45,904 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-10-13 17:23:45,904 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-10-13 17:23:45,904 INFO  L153        SettingsManager]:  * Assume nondeterminstic values are in range=false
[2024-10-13 17:23:45,904 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-10-13 17:23:45,904 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-10-13 17:23:45,905 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-10-13 17:23:45,905 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-10-13 17:23:45,905 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2024-10-13 17:23:45,905 INFO  L151        SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2024-10-13 17:23:45,905 INFO  L153        SettingsManager]:  * TransformationType=MODULO_NEIGHBOR
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
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/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(F end) )


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 -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 163bc3b45d6f21a8e478003f84571178259b289b3d9717ecadbc4595fc507bec
[2024-10-13 17:23:46,104 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-10-13 17:23:46,125 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-10-13 17:23:46,127 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-10-13 17:23:46,128 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-10-13 17:23:46,129 INFO  L274        PluginConnector]: CDTParser initialized
[2024-10-13 17:23:46,130 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/test-0217.i
[2024-10-13 17:23:47,242 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-10-13 17:23:47,462 INFO  L384              CDTParser]: Found 1 translation units.
[2024-10-13 17:23:47,462 INFO  L180              CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/test-0217.i
[2024-10-13 17:23:47,478 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d3021e22/a314dbff80fa4fe9a307a8d941ecaed6/FLAGcc8eb53e6
[2024-10-13 17:23:47,808 INFO  L435              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d3021e22/a314dbff80fa4fe9a307a8d941ecaed6
[2024-10-13 17:23:47,810 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-10-13 17:23:47,811 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2024-10-13 17:23:47,813 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-10-13 17:23:47,813 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-10-13 17:23:47,818 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-10-13 17:23:47,818 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:23:47" (1/1) ...
[2024-10-13 17:23:47,819 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d9674a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:47, skipping insertion in model container
[2024-10-13 17:23:47,819 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:23:47" (1/1) ...
[2024-10-13 17:23:47,855 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-10-13 17:23:48,133 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-10-13 17:23:48,144 INFO  L200         MainTranslator]: Completed pre-run
[2024-10-13 17:23:48,178 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-10-13 17:23:48,207 INFO  L204         MainTranslator]: Completed translation
[2024-10-13 17:23:48,208 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:48 WrapperNode
[2024-10-13 17:23:48,208 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-10-13 17:23:48,209 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-10-13 17:23:48,209 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-10-13 17:23:48,209 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-10-13 17:23:48,213 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:48" (1/1) ...
[2024-10-13 17:23:48,226 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:48" (1/1) ...
[2024-10-13 17:23:48,247 INFO  L138                Inliner]: procedures = 181, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 204
[2024-10-13 17:23:48,248 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-10-13 17:23:48,248 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-10-13 17:23:48,248 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-10-13 17:23:48,248 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-10-13 17:23:48,256 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:48" (1/1) ...
[2024-10-13 17:23:48,256 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:48" (1/1) ...
[2024-10-13 17:23:48,259 INFO  L184        PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:48" (1/1) ...
[2024-10-13 17:23:48,277 INFO  L175           MemorySlicer]: Split 31 memory accesses to 2 slices as follows [2, 29]. 94 percent of accesses are in the largest equivalence class. The 4 initializations are split as follows [2, 2]. The 10 writes are split as follows [0, 10].
[2024-10-13 17:23:48,278 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:48" (1/1) ...
[2024-10-13 17:23:48,278 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:48" (1/1) ...
[2024-10-13 17:23:48,284 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:48" (1/1) ...
[2024-10-13 17:23:48,287 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:48" (1/1) ...
[2024-10-13 17:23:48,289 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:48" (1/1) ...
[2024-10-13 17:23:48,290 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:48" (1/1) ...
[2024-10-13 17:23:48,293 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-10-13 17:23:48,294 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-10-13 17:23:48,294 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-10-13 17:23:48,294 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-10-13 17:23:48,296 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:48" (1/1) ...
[2024-10-13 17:23:48,309 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-10-13 17:23:48,318 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-10-13 17:23:48,332 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-10-13 17:23:48,334 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2024-10-13 17:23:48,369 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int#0
[2024-10-13 17:23:48,370 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int#1
[2024-10-13 17:23:48,370 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0
[2024-10-13 17:23:48,370 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1
[2024-10-13 17:23:48,370 INFO  L138     BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0
[2024-10-13 17:23:48,370 INFO  L138     BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1
[2024-10-13 17:23:48,371 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2024-10-13 17:23:48,371 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-10-13 17:23:48,371 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$#0
[2024-10-13 17:23:48,371 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$#1
[2024-10-13 17:23:48,371 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$#0
[2024-10-13 17:23:48,372 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$#1
[2024-10-13 17:23:48,372 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-10-13 17:23:48,372 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0
[2024-10-13 17:23:48,373 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1
[2024-10-13 17:23:48,373 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-10-13 17:23:48,373 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int#1
[2024-10-13 17:23:48,373 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-10-13 17:23:48,373 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-10-13 17:23:48,502 INFO  L238             CfgBuilder]: Building ICFG
[2024-10-13 17:23:48,503 INFO  L264             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-10-13 17:23:48,506 WARN  L779   $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2024-10-13 17:23:48,549 WARN  L779   $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2024-10-13 17:23:48,791 INFO  L?                        ?]: Removed 82 outVars from TransFormulas that were not future-live.
[2024-10-13 17:23:48,791 INFO  L287             CfgBuilder]: Performing block encoding
[2024-10-13 17:23:48,807 INFO  L309             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-10-13 17:23:48,807 INFO  L314             CfgBuilder]: Removed 5 assume(true) statements.
[2024-10-13 17:23:48,808 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:23:48 BoogieIcfgContainer
[2024-10-13 17:23:48,808 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-10-13 17:23:48,809 INFO  L112        PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2024-10-13 17:23:48,809 INFO  L270        PluginConnector]: Initializing BuchiAutomizer...
[2024-10-13 17:23:48,812 INFO  L274        PluginConnector]: BuchiAutomizer initialized
[2024-10-13 17:23:48,813 INFO  L99          BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-10-13 17:23:48,813 INFO  L184        PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.10 05:23:47" (1/3) ...
[2024-10-13 17:23:48,814 INFO  L204        PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@271ba54f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 05:23:48, skipping insertion in model container
[2024-10-13 17:23:48,814 INFO  L99          BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-10-13 17:23:48,814 INFO  L184        PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:23:48" (2/3) ...
[2024-10-13 17:23:48,814 INFO  L204        PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@271ba54f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 05:23:48, skipping insertion in model container
[2024-10-13 17:23:48,814 INFO  L99          BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-10-13 17:23:48,814 INFO  L184        PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:23:48" (3/3) ...
[2024-10-13 17:23:48,815 INFO  L332   chiAutomizerObserver]: Analyzing ICFG test-0217.i
[2024-10-13 17:23:48,862 INFO  L300   stractBuchiCegarLoop]: Interprodecural is true
[2024-10-13 17:23:48,862 INFO  L301   stractBuchiCegarLoop]: Hoare is None
[2024-10-13 17:23:48,862 INFO  L302   stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2024-10-13 17:23:48,862 INFO  L303   stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2024-10-13 17:23:48,862 INFO  L304   stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2024-10-13 17:23:48,862 INFO  L305   stractBuchiCegarLoop]: Difference is false
[2024-10-13 17:23:48,862 INFO  L306   stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2024-10-13 17:23:48,862 INFO  L310   stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ========
[2024-10-13 17:23:48,865 INFO  L72            BuchiIsEmpty]: Start buchiIsEmpty. Operand  has 53 states, 50 states have (on average 1.52) internal successors, (76), 50 states have internal predecessors, (76), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-10-13 17:23:48,881 INFO  L131   ngComponentsAnalysis]: Automaton has 3 accepting balls. 40
[2024-10-13 17:23:48,881 INFO  L87            BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-10-13 17:23:48,881 INFO  L119           BuchiIsEmpty]: Starting construction of run
[2024-10-13 17:23:48,886 INFO  L148   hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1]
[2024-10-13 17:23:48,886 INFO  L149   hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1]
[2024-10-13 17:23:48,886 INFO  L332   stractBuchiCegarLoop]: ======== Iteration 1 ============
[2024-10-13 17:23:48,886 INFO  L72            BuchiIsEmpty]: Start buchiIsEmpty. Operand  has 53 states, 50 states have (on average 1.52) internal successors, (76), 50 states have internal predecessors, (76), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-10-13 17:23:48,889 INFO  L131   ngComponentsAnalysis]: Automaton has 3 accepting balls. 40
[2024-10-13 17:23:48,889 INFO  L87            BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-10-13 17:23:48,889 INFO  L119           BuchiIsEmpty]: Starting construction of run
[2024-10-13 17:23:48,889 INFO  L148   hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1]
[2024-10-13 17:23:48,889 INFO  L149   hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1]
[2024-10-13 17:23:48,894 INFO  L745   eck$LassoCheckResult]: Stem: 24#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(8, 3);~#list~0.base, ~#list~0.offset := 3, 0;call write~init~$Pointer$#1(0, 0, ~#list~0.base, ~#list~0.offset, 4);call write~init~$Pointer$#1(0, 0, ~#list~0.base, 4 + ~#list~0.offset, 4); 29#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~nondet31#1, main_#t~ret32#1, main_#t~nondet33#1, main_#t~mem34#1.base, main_#t~mem34#1.offset, main_#t~mem35#1.base, main_#t~mem35#1.offset, main_~next~1#1.base, main_~next~1#1.offset, main_~end_point~0#1, main_~direction~0#1, main_~cursor~1#1.base, main_~cursor~1#1.offset; 6#L732-3true 
[2024-10-13 17:23:48,895 INFO  L747   eck$LassoCheckResult]: Loop: 6#L732-3true havoc main_#t~nondet28#1; 41#L729-1true assume !!(0 != main_#t~nondet28#1);havoc main_#t~nondet28#1; 19#L730-3true assume !true; 32#L732-2true assume !true; 6#L732-3true 
[2024-10-13 17:23:48,899 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-13 17:23:48,900 INFO  L85        PathProgramCache]: Analyzing trace with hash 1539, now seen corresponding path program 1 times
[2024-10-13 17:23:48,908 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-13 17:23:48,908 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160820673]
[2024-10-13 17:23:48,909 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-13 17:23:48,909 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-13 17:23:48,977 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-13 17:23:48,977 INFO  L356             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-10-13 17:23:48,986 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-13 17:23:49,003 INFO  L130   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-10-13 17:23:49,005 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-13 17:23:49,006 INFO  L85        PathProgramCache]: Analyzing trace with hash 1701168, now seen corresponding path program 1 times
[2024-10-13 17:23:49,006 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-13 17:23:49,006 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502470453]
[2024-10-13 17:23:49,006 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-13 17:23:49,006 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-13 17:23:49,016 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-13 17:23:49,037 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-10-13 17:23:49,037 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-13 17:23:49,037 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502470453]
[2024-10-13 17:23:49,038 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1502470453] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-13 17:23:49,038 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-13 17:23:49,038 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-10-13 17:23:49,038 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364329239]
[2024-10-13 17:23:49,039 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-13 17:23:49,042 INFO  L762   eck$LassoCheckResult]: loop already infeasible
[2024-10-13 17:23:49,042 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-13 17:23:49,065 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-10-13 17:23:49,065 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-10-13 17:23:49,067 INFO  L87              Difference]: Start difference. First operand  has 53 states, 50 states have (on average 1.52) internal successors, (76), 50 states have internal predecessors, (76), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand  has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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)
[2024-10-13 17:23:49,076 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-10-13 17:23:49,076 INFO  L93              Difference]: Finished difference Result 53 states and 72 transitions.
[2024-10-13 17:23:49,077 INFO  L82        GeneralOperation]: Start removeNonLiveStates. Operand 53 states and 72 transitions.
[2024-10-13 17:23:49,079 INFO  L131   ngComponentsAnalysis]: Automaton has 3 accepting balls. 40
[2024-10-13 17:23:49,082 INFO  L88        GeneralOperation]: Finished removeNonLiveStates. Reduced from 53 states to 49 states and 68 transitions.
[2024-10-13 17:23:49,084 INFO  L87         BuchiClosureNwa]: Accepting states before buchiClosure: 49
[2024-10-13 17:23:49,085 INFO  L106        BuchiClosureNwa]: Accepting states after buchiClosure: 49
[2024-10-13 17:23:49,086 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 49 states and 68 transitions.
[2024-10-13 17:23:49,086 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2024-10-13 17:23:49,086 INFO  L218   hiAutomatonCegarLoop]: Abstraction has 49 states and 68 transitions.
[2024-10-13 17:23:49,098 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 49 states and 68 transitions.
[2024-10-13 17:23:49,107 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49.
[2024-10-13 17:23:49,108 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 49 states, 47 states have (on average 1.4042553191489362) internal successors, (66), 46 states have internal predecessors, (66), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-10-13 17:23:49,109 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 68 transitions.
[2024-10-13 17:23:49,111 INFO  L240   hiAutomatonCegarLoop]: Abstraction has 49 states and 68 transitions.
[2024-10-13 17:23:49,112 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-10-13 17:23:49,114 INFO  L425   stractBuchiCegarLoop]: Abstraction has 49 states and 68 transitions.
[2024-10-13 17:23:49,117 INFO  L332   stractBuchiCegarLoop]: ======== Iteration 2 ============
[2024-10-13 17:23:49,117 INFO  L72            BuchiIsEmpty]: Start buchiIsEmpty. Operand 49 states and 68 transitions.
[2024-10-13 17:23:49,118 INFO  L131   ngComponentsAnalysis]: Automaton has 3 accepting balls. 40
[2024-10-13 17:23:49,119 INFO  L87            BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-10-13 17:23:49,119 INFO  L119           BuchiIsEmpty]: Starting construction of run
[2024-10-13 17:23:49,120 INFO  L148   hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1]
[2024-10-13 17:23:49,121 INFO  L149   hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1]
[2024-10-13 17:23:49,121 INFO  L745   eck$LassoCheckResult]: Stem: 147#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(8, 3);~#list~0.base, ~#list~0.offset := 3, 0;call write~init~$Pointer$#1(0, 0, ~#list~0.base, ~#list~0.offset, 4);call write~init~$Pointer$#1(0, 0, ~#list~0.base, 4 + ~#list~0.offset, 4); 148#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~nondet31#1, main_#t~ret32#1, main_#t~nondet33#1, main_#t~mem34#1.base, main_#t~mem34#1.offset, main_#t~mem35#1.base, main_#t~mem35#1.offset, main_~next~1#1.base, main_~next~1#1.offset, main_~end_point~0#1, main_~direction~0#1, main_~cursor~1#1.base, main_~cursor~1#1.offset; 121#L732-3 
[2024-10-13 17:23:49,121 INFO  L747   eck$LassoCheckResult]: Loop: 121#L732-3 havoc main_#t~nondet28#1; 122#L729-1 assume !!(0 != main_#t~nondet28#1);havoc main_#t~nondet28#1; 140#L730-3 havoc main_#t~nondet29#1; 141#L730-1 assume !(0 != main_#t~nondet29#1);havoc main_#t~nondet29#1; 137#L732-2 havoc main_#t~nondet31#1; 142#L732 assume !(0 != main_#t~nondet31#1);havoc main_#t~nondet31#1; 121#L732-3 
[2024-10-13 17:23:49,121 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-13 17:23:49,121 INFO  L85        PathProgramCache]: Analyzing trace with hash 1539, now seen corresponding path program 2 times
[2024-10-13 17:23:49,122 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-13 17:23:49,122 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572989378]
[2024-10-13 17:23:49,122 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-13 17:23:49,122 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-13 17:23:49,136 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-13 17:23:49,136 INFO  L356             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-10-13 17:23:49,141 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-13 17:23:49,145 INFO  L130   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-10-13 17:23:49,146 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-13 17:23:49,146 INFO  L85        PathProgramCache]: Analyzing trace with hash 1632021452, now seen corresponding path program 1 times
[2024-10-13 17:23:49,146 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-13 17:23:49,147 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870003536]
[2024-10-13 17:23:49,147 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-13 17:23:49,147 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-13 17:23:49,152 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-13 17:23:49,156 INFO  L356             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-10-13 17:23:49,158 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-13 17:23:49,160 INFO  L130   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-10-13 17:23:49,161 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-10-13 17:23:49,161 INFO  L85        PathProgramCache]: Analyzing trace with hash 813082702, now seen corresponding path program 1 times
[2024-10-13 17:23:49,162 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-13 17:23:49,162 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620351501]
[2024-10-13 17:23:49,162 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-13 17:23:49,162 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-13 17:23:49,174 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-13 17:23:49,174 INFO  L356             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-10-13 17:23:49,182 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-13 17:23:49,187 INFO  L130   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-10-13 17:23:49,373 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-13 17:23:49,374 INFO  L356             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-10-13 17:23:49,379 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-13 17:23:49,403 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.10 05:23:49 BoogieIcfgContainer
[2024-10-13 17:23:49,404 INFO  L131        PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2024-10-13 17:23:49,404 INFO  L112        PluginConnector]: ------------------------Witness Printer----------------------------
[2024-10-13 17:23:49,405 INFO  L270        PluginConnector]: Initializing Witness Printer...
[2024-10-13 17:23:49,405 INFO  L274        PluginConnector]: Witness Printer initialized
[2024-10-13 17:23:49,406 INFO  L184        PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:23:48" (3/4) ...
[2024-10-13 17:23:49,407 INFO  L136         WitnessPrinter]: Generating witness for non-termination counterexample
[2024-10-13 17:23:49,434 INFO  L149         WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml
[2024-10-13 17:23:49,434 INFO  L131        PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-10-13 17:23:49,437 INFO  L158              Benchmark]: Toolchain (without parser) took 1625.67ms. Allocated memory is still 186.6MB. Free memory was 132.8MB in the beginning and 59.9MB in the end (delta: 72.9MB). Peak memory consumption was 70.6MB. Max. memory is 16.1GB.
[2024-10-13 17:23:49,437 INFO  L158              Benchmark]: CDTParser took 0.08ms. Allocated memory is still 96.5MB. Free memory is still 56.3MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-10-13 17:23:49,438 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 394.70ms. Allocated memory is still 186.6MB. Free memory was 132.8MB in the beginning and 143.7MB in the end (delta: -10.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
[2024-10-13 17:23:49,438 INFO  L158              Benchmark]: Boogie Procedure Inliner took 39.16ms. Allocated memory is still 186.6MB. Free memory was 143.7MB in the beginning and 141.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-10-13 17:23:49,439 INFO  L158              Benchmark]: Boogie Preprocessor took 45.04ms. Allocated memory is still 186.6MB. Free memory was 141.7MB in the beginning and 137.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2024-10-13 17:23:49,439 INFO  L158              Benchmark]: RCFGBuilder took 514.35ms. Allocated memory is still 186.6MB. Free memory was 137.5MB in the beginning and 108.1MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB.
[2024-10-13 17:23:49,441 INFO  L158              Benchmark]: BuchiAutomizer took 594.97ms. Allocated memory is still 186.6MB. Free memory was 108.1MB in the beginning and 62.0MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB.
[2024-10-13 17:23:49,441 INFO  L158              Benchmark]: Witness Printer took 32.07ms. Allocated memory is still 186.6MB. Free memory was 62.0MB in the beginning and 59.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-10-13 17:23:49,443 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.08ms. Allocated memory is still 96.5MB. Free memory is still 56.3MB. There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 394.70ms. Allocated memory is still 186.6MB. Free memory was 132.8MB in the beginning and 143.7MB in the end (delta: -10.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
 * Boogie Procedure Inliner took 39.16ms. Allocated memory is still 186.6MB. Free memory was 143.7MB in the beginning and 141.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
 * Boogie Preprocessor took 45.04ms. Allocated memory is still 186.6MB. Free memory was 141.7MB in the beginning and 137.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
 * RCFGBuilder took 514.35ms. Allocated memory is still 186.6MB. Free memory was 137.5MB in the beginning and 108.1MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB.
 * BuchiAutomizer took 594.97ms. Allocated memory is still 186.6MB. Free memory was 108.1MB in the beginning and 62.0MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB.
 * Witness Printer took 32.07ms. Allocated memory is still 186.6MB. Free memory was 62.0MB in the beginning and 59.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: Constructed decomposition of program
    Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 2 locations. The remainder module has 49 locations.
  - StatisticsResult: Timing statistics
    BüchiAutomizer plugin needed 0.5s and 2 iterations.  TraceHistogramMax:1. Analysis of lassos took 0.4s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1.	Nontrivial modules had stage [0, 0, 0, 0, 0].	InterpolantCoveringCapabilityFinite: 0/0	InterpolantCoveringCapabilityBuchi: 0/0	HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 72 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 72 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown	LassoAnalysisResults: nont1 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0	LassoNonterminationAnalysisSatUnbounded: 0	LassoNonterminationAnalysisUnsat: 0	LassoNonterminationAnalysisUnknown: 0	LassoNonterminationAnalysisTime: 0.0s	InitialAbstractionConstructionTime: 0.0s
  - TerminationAnalysisResult: Nontermination possible
    Buchi Automizer proved that your program is nonterminating for some inputs
  - LassoShapedNonTerminationArgument [Line: 729]: Nontermination argument in form of an infinite program execution.
    Nontermination argument in form of an infinite program execution.
Stem:
[L728]        static list_t list;
[L728]        static list_t list;
[L728]        static list_t list;
        VAL   [list={3:0}]
Loop:
[L729]  COND TRUE   __VERIFIER_nondet_int()
[L730]  COND FALSE  !(__VERIFIER_nondet_int())
[L732]  COND FALSE  !(__VERIFIER_nondet_int())
End of lasso representation.
  - StatisticsResult: NonterminationArgumentStatistics
    Fixpoint
  - NonterminatingLassoResult [Line: 729]: Nonterminating execution
    Found a nonterminating execution for the following lasso shaped sequence of statements.
Stem:
[L728]        static list_t list;
[L728]        static list_t list;
[L728]        static list_t list;
        VAL   [list={3:0}]
Loop:
[L729]  COND TRUE   __VERIFIER_nondet_int()
[L730]  COND FALSE  !(__VERIFIER_nondet_int())
[L732]  COND FALSE  !(__VERIFIER_nondet_int())
End of lasso representation.
RESULT: Ultimate proved your program to be incorrect!
[2024-10-13 17:23:49,469 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...
--- End real Ultimate output ---

Execution finished normally
Writing output log to file Ultimate.log
Writing human readable error path to file UltimateCounterExample.errorpath
Result:
FALSE(TERM)