./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec0_product10.cil.c --full-output --architecture 32bit


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


Checking for termination
Using default analysis
Version 9bd2c7ff
Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec0_product10.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu --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 ac360da941eb2bc713d1cdb41b6939d6a50ea394a41fda87a7330709a6b33058
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-9bd2c7f
[2023-11-19 07:32:50,046 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-11-19 07:32:50,165 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf
[2023-11-19 07:32:50,172 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2023-11-19 07:32:50,173 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-11-19 07:32:50,213 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-19 07:32:50,214 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-11-19 07:32:50,214 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-11-19 07:32:50,216 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-19 07:32:50,221 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-11-19 07:32:50,221 INFO  L153        SettingsManager]:  * Use SBE=true
[2023-11-19 07:32:50,222 INFO  L151        SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2023-11-19 07:32:50,222 INFO  L153        SettingsManager]:  * NCSB implementation=INTSET_LAZY3
[2023-11-19 07:32:50,224 INFO  L153        SettingsManager]:  * Use old map elimination=false
[2023-11-19 07:32:50,225 INFO  L153        SettingsManager]:  * Use external solver (rank synthesis)=false
[2023-11-19 07:32:50,225 INFO  L153        SettingsManager]:  * Use only trivial implications for array writes=true
[2023-11-19 07:32:50,226 INFO  L153        SettingsManager]:  * Rank analysis=LINEAR_WITH_GUESSES
[2023-11-19 07:32:50,226 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-19 07:32:50,227 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=ASSUME
[2023-11-19 07:32:50,227 INFO  L153        SettingsManager]:  * sizeof long=4
[2023-11-19 07:32:50,229 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-11-19 07:32:50,230 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2023-11-19 07:32:50,230 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-11-19 07:32:50,231 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=ASSUME
[2023-11-19 07:32:50,231 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=ASSUME
[2023-11-19 07:32:50,232 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=ASSUME
[2023-11-19 07:32:50,232 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2023-11-19 07:32:50,232 INFO  L153        SettingsManager]:  * sizeof long double=12
[2023-11-19 07:32:50,233 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2023-11-19 07:32:50,233 INFO  L153        SettingsManager]:  * Assume nondeterminstic values are in range=false
[2023-11-19 07:32:50,235 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-11-19 07:32:50,235 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-19 07:32:50,235 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2023-11-19 07:32:50,236 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-19 07:32:50,236 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2023-11-19 07:32:50,237 INFO  L151        SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2023-11-19 07:32:50,237 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu/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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu
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 -> ac360da941eb2bc713d1cdb41b6939d6a50ea394a41fda87a7330709a6b33058
[2023-11-19 07:32:50,604 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-19 07:32:50,653 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-19 07:32:50,655 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-19 07:32:50,657 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-11-19 07:32:50,658 INFO  L274        PluginConnector]: CDTParser initialized
[2023-11-19 07:32:50,659 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/product-lines/email_spec0_product10.cil.c
[2023-11-19 07:32:53,778 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-11-19 07:32:54,082 INFO  L384              CDTParser]: Found 1 translation units.
[2023-11-19 07:32:54,083 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/sv-benchmarks/c/product-lines/email_spec0_product10.cil.c
[2023-11-19 07:32:54,109 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu/data/59f0ac404/db3e0a13ea124f6db56c6e207623aeb8/FLAGf965907ee
[2023-11-19 07:32:54,126 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu/data/59f0ac404/db3e0a13ea124f6db56c6e207623aeb8
[2023-11-19 07:32:54,129 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-19 07:32:54,130 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-19 07:32:54,132 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-19 07:32:54,132 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-19 07:32:54,154 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-19 07:32:54,155 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:32:54" (1/1) ...
[2023-11-19 07:32:54,156 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@764aedce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:54, skipping insertion in model container
[2023-11-19 07:32:54,156 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:32:54" (1/1) ...
[2023-11-19 07:32:54,272 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-11-19 07:32:54,813 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-19 07:32:54,853 INFO  L202         MainTranslator]: Completed pre-run
[2023-11-19 07:32:54,862 WARN  L75    lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [48]
[2023-11-19 07:32:54,864 WARN  L75    lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [66]
[2023-11-19 07:32:54,864 WARN  L75    lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [115]
[2023-11-19 07:32:54,864 WARN  L75    lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"DecryptForward_spec.i","") [124]
[2023-11-19 07:32:54,864 WARN  L75    lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [145]
[2023-11-19 07:32:54,865 WARN  L75    lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [511]
[2023-11-19 07:32:54,865 WARN  L75    lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [714]
[2023-11-19 07:32:54,865 WARN  L75    lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [859]
[2023-11-19 07:32:54,865 WARN  L75    lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [1267]
[2023-11-19 07:32:54,865 WARN  L75    lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [1462]
[2023-11-19 07:32:54,866 WARN  L75    lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [1525]
[2023-11-19 07:32:55,001 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-19 07:32:55,041 WARN  L675               CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler.
[2023-11-19 07:32:55,056 INFO  L206         MainTranslator]: Completed translation
[2023-11-19 07:32:55,056 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:55 WrapperNode
[2023-11-19 07:32:55,056 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-19 07:32:55,057 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-19 07:32:55,057 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-19 07:32:55,058 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-19 07:32:55,064 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:55" (1/1) ...
[2023-11-19 07:32:55,090 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:55" (1/1) ...
[2023-11-19 07:32:55,176 INFO  L138                Inliner]: procedures = 110, calls = 136, calls flagged for inlining = 63, calls inlined = 79, statements flattened = 1042
[2023-11-19 07:32:55,177 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-19 07:32:55,178 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-19 07:32:55,178 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-19 07:32:55,178 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2023-11-19 07:32:55,202 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:55" (1/1) ...
[2023-11-19 07:32:55,202 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:55" (1/1) ...
[2023-11-19 07:32:55,210 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:55" (1/1) ...
[2023-11-19 07:32:55,210 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:55" (1/1) ...
[2023-11-19 07:32:55,232 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:55" (1/1) ...
[2023-11-19 07:32:55,242 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:55" (1/1) ...
[2023-11-19 07:32:55,246 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:55" (1/1) ...
[2023-11-19 07:32:55,251 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:55" (1/1) ...
[2023-11-19 07:32:55,259 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-19 07:32:55,260 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-19 07:32:55,260 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2023-11-19 07:32:55,260 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2023-11-19 07:32:55,261 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:55" (1/1) ...
[2023-11-19 07:32:55,268 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:32:55,284 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:32:55,299 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:32:55,362 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2023-11-19 07:32:55,386 INFO  L130     BoogieDeclarations]: Found specification of procedure puts
[2023-11-19 07:32:55,386 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-19 07:32:55,386 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-19 07:32:55,387 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-19 07:32:55,387 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-19 07:32:55,605 INFO  L236             CfgBuilder]: Building ICFG
[2023-11-19 07:32:55,607 INFO  L262             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-19 07:32:56,408 INFO  L277             CfgBuilder]: Performing block encoding
[2023-11-19 07:32:56,419 INFO  L297             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-19 07:32:56,419 INFO  L302             CfgBuilder]: Removed 1 assume(true) statements.
[2023-11-19 07:32:56,429 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:32:56 BoogieIcfgContainer
[2023-11-19 07:32:56,429 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-19 07:32:56,430 INFO  L112        PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2023-11-19 07:32:56,430 INFO  L270        PluginConnector]: Initializing BuchiAutomizer...
[2023-11-19 07:32:56,433 INFO  L274        PluginConnector]: BuchiAutomizer initialized
[2023-11-19 07:32:56,434 INFO  L99          BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2023-11-19 07:32:56,434 INFO  L184        PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 07:32:54" (1/3) ...
[2023-11-19 07:32:56,435 INFO  L204        PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7a1b0a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:32:56, skipping insertion in model container
[2023-11-19 07:32:56,435 INFO  L99          BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2023-11-19 07:32:56,435 INFO  L184        PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:55" (2/3) ...
[2023-11-19 07:32:56,435 INFO  L204        PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7a1b0a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:32:56, skipping insertion in model container
[2023-11-19 07:32:56,436 INFO  L99          BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2023-11-19 07:32:56,436 INFO  L184        PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:32:56" (3/3) ...
[2023-11-19 07:32:56,437 INFO  L332   chiAutomizerObserver]: Analyzing ICFG email_spec0_product10.cil.c
[2023-11-19 07:32:56,492 INFO  L303   stractBuchiCegarLoop]: Interprodecural is true
[2023-11-19 07:32:56,493 INFO  L304   stractBuchiCegarLoop]: Hoare is false
[2023-11-19 07:32:56,493 INFO  L305   stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2023-11-19 07:32:56,493 INFO  L306   stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2023-11-19 07:32:56,493 INFO  L307   stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2023-11-19 07:32:56,493 INFO  L308   stractBuchiCegarLoop]: Difference is false
[2023-11-19 07:32:56,493 INFO  L309   stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2023-11-19 07:32:56,494 INFO  L313   stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ========
[2023-11-19 07:32:56,500 INFO  L72            BuchiIsEmpty]: Start buchiIsEmpty. Operand  has 188 states, 187 states have (on average 1.5454545454545454) internal successors, (289), 187 states have internal predecessors, (289), 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)
[2023-11-19 07:32:56,562 INFO  L131   ngComponentsAnalysis]: Automaton has 1 accepting balls. 35
[2023-11-19 07:32:56,562 INFO  L87            BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2023-11-19 07:32:56,562 INFO  L119           BuchiIsEmpty]: Starting construction of run
[2023-11-19 07:32:56,571 INFO  L148   hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:32:56,572 INFO  L149   hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1]
[2023-11-19 07:32:56,572 INFO  L335   stractBuchiCegarLoop]: ======== Iteration 1 ============
[2023-11-19 07:32:56,573 INFO  L72            BuchiIsEmpty]: Start buchiIsEmpty. Operand  has 188 states, 187 states have (on average 1.5454545454545454) internal successors, (289), 187 states have internal predecessors, (289), 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)
[2023-11-19 07:32:56,581 INFO  L131   ngComponentsAnalysis]: Automaton has 1 accepting balls. 35
[2023-11-19 07:32:56,582 INFO  L87            BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2023-11-19 07:32:56,582 INFO  L119           BuchiIsEmpty]: Starting construction of run
[2023-11-19 07:32:56,583 INFO  L148   hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:32:56,583 INFO  L149   hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1]
[2023-11-19 07:32:56,591 INFO  L748   eck$LassoCheckResult]: Stem: 29#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(4, 4);call write~init~int(37, 4, 0, 1);call write~init~int(115, 4, 1, 1);call write~init~int(10, 4, 2, 1);call write~init~int(0, 4, 3, 1);call #Ultimate.allocInit(16, 5);call #Ultimate.allocInit(30, 6);call #Ultimate.allocInit(9, 7);call #Ultimate.allocInit(21, 8);call #Ultimate.allocInit(30, 9);call #Ultimate.allocInit(9, 10);call #Ultimate.allocInit(21, 11);call #Ultimate.allocInit(30, 12);call #Ultimate.allocInit(9, 13);call #Ultimate.allocInit(25, 14);call #Ultimate.allocInit(30, 15);call #Ultimate.allocInit(9, 16);call #Ultimate.allocInit(25, 17);call #Ultimate.allocInit(10, 18);call #Ultimate.allocInit(16, 19);call #Ultimate.allocInit(22, 20);call #Ultimate.allocInit(21, 21);call #Ultimate.allocInit(44, 22);call #Ultimate.allocInit(44, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(9, 25);call #Ultimate.allocInit(11, 26);call #Ultimate.allocInit(10, 27);call #Ultimate.allocInit(12, 28);call #Ultimate.allocInit(10, 29);call #Ultimate.allocInit(18, 30);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0; 47#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet50#1, main_#t~ret51#1, main_~retValue_acc~10#1, main_~tmp~12#1;havoc main_#t~nondet50#1;main_~retValue_acc~10#1 := main_#t~nondet50#1;havoc main_#t~nondet50#1;havoc main_~tmp~12#1;assume { :begin_inline_select_helpers } true; 24#select_helpers_returnLabel#1true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 151#select_features_returnLabel#1true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~2#1;havoc valid_product_~retValue_acc~2#1;valid_product_~retValue_acc~2#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~2#1; 129#valid_product_returnLabel#1true main_#t~ret51#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~2#1;assume { :end_inline_valid_product } true;main_~tmp~12#1 := main_#t~ret51#1;havoc main_#t~ret51#1; 177#L828true assume 0 != main_~tmp~12#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet47#1, setup_#t~nondet48#1, setup_#t~nondet49#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob_~bob___0#1, setup_bob_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 173#L2582true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 54#L2588-2true havoc setClientId_~handle#1, setClientId_~value#1;havoc setClientId_#in~handle#1, setClientId_#in~value#1;assume { :end_inline_setClientId } true; 154#setup_bob_returnLabel#1true havoc setup_bob_~bob___0#1;havoc setup_bob_#in~bob___0#1;assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 24, 0;havoc setup_#t~nondet47#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh_~rjh___0#1, setup_rjh_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 98#L2582-2true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 61#L2588-5true havoc setClientId_~handle#1, setClientId_~value#1;havoc setClientId_#in~handle#1, setClientId_#in~value#1;assume { :end_inline_setClientId } true; 146#setup_rjh_returnLabel#1true havoc setup_rjh_~rjh___0#1;havoc setup_rjh_#in~rjh___0#1;assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 25, 0;havoc setup_#t~nondet48#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck_~chuck___0#1, setup_chuck_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 96#L2582-4true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 77#L2588-8true havoc setClientId_~handle#1, setClientId_~value#1;havoc setClientId_#in~handle#1, setClientId_#in~value#1;assume { :end_inline_setClientId } true; 57#setup_chuck_returnLabel#1true havoc setup_chuck_~chuck___0#1;havoc setup_chuck_#in~chuck___0#1;assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 26, 0;havoc setup_#t~nondet49#1; 97#setup_returnLabel#1true havoc setup_#t~nondet47#1, setup_#t~nondet48#1, setup_#t~nondet49#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset;assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet52#1, test_#t~nondet53#1, test_#t~nondet54#1, test_#t~nondet55#1, test_#t~nondet56#1, test_#t~nondet57#1, test_#t~nondet58#1, test_#t~nondet59#1, test_#t~nondet60#1, test_#t~nondet61#1, test_#t~nondet62#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~13#1, test_~tmp___0~1#1, test_~tmp___1~1#1, test_~tmp___2~0#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~13#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 32#L1435-1true 
[2023-11-19 07:32:56,591 INFO  L750   eck$LassoCheckResult]: Loop: 32#L1435-1true assume !false; 33#L1308true assume test_~splverifierCounter~0#1 < 4; 153#L1309true test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 9#L1315true assume 0 == test_~op1~0#1;havoc test_#t~nondet52#1;test_~tmp___9~0#1 := test_#t~nondet52#1;havoc test_#t~nondet52#1; 167#L1319true assume 0 != test_~tmp___9~0#1;test_~op1~0#1 := 1; 32#L1435-1true 
[2023-11-19 07:32:56,597 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:32:56,598 INFO  L85        PathProgramCache]: Analyzing trace with hash -546462003, now seen corresponding path program 1 times
[2023-11-19 07:32:56,609 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:32:56,609 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438099242]
[2023-11-19 07:32:56,610 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:32:56,610 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:32:56,770 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:32:57,055 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:32:57,055 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:32:57,056 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438099242]
[2023-11-19 07:32:57,056 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1438099242] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:32:57,057 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:32:57,057 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-19 07:32:57,059 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688831443]
[2023-11-19 07:32:57,060 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:32:57,064 INFO  L753   eck$LassoCheckResult]: stem already infeasible
[2023-11-19 07:32:57,065 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:32:57,066 INFO  L85        PathProgramCache]: Analyzing trace with hash 107009368, now seen corresponding path program 1 times
[2023-11-19 07:32:57,066 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:32:57,066 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482919621]
[2023-11-19 07:32:57,066 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:32:57,067 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:32:57,076 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:32:57,076 INFO  L356             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 07:32:57,081 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:32:57,106 INFO  L130   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 07:32:57,160 INFO  L210          LassoAnalysis]: Preferences:
[2023-11-19 07:32:57,160 INFO  L126   ssoRankerPreferences]: Compute integeral hull: false
[2023-11-19 07:32:57,160 INFO  L127   ssoRankerPreferences]: Enable LassoPartitioneer: true
[2023-11-19 07:32:57,161 INFO  L128   ssoRankerPreferences]: Term annotations enabled: false
[2023-11-19 07:32:57,161 INFO  L129   ssoRankerPreferences]: Use exernal solver: true
[2023-11-19 07:32:57,161 INFO  L130   ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:32:57,161 INFO  L131   ssoRankerPreferences]: Dump SMT script to file: false
[2023-11-19 07:32:57,161 INFO  L132   ssoRankerPreferences]: Path of dumped script: 
[2023-11-19 07:32:57,161 INFO  L133   ssoRankerPreferences]: Filename of dumped script: email_spec0_product10.cil.c_Iteration1_Loop
[2023-11-19 07:32:57,162 INFO  L134   ssoRankerPreferences]: MapElimAlgo: Frank
[2023-11-19 07:32:57,162 INFO  L276          LassoAnalysis]: Starting lasso preprocessing...
[2023-11-19 07:32:57,181 INFO  L118          MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:32:57,197 INFO  L118          MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:32:57,201 INFO  L118          MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:32:57,207 INFO  L118          MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:32:57,278 INFO  L294          LassoAnalysis]: Preprocessing complete.
[2023-11-19 07:32:57,279 INFO  L404          LassoAnalysis]: Checking for nontermination...
[2023-11-19 07:32:57,281 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:32:57,282 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:32:57,284 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:32:57,301 INFO  L148   nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2023-11-19 07:32:57,301 INFO  L160   nArgumentSynthesizer]: Using integer mode.
[2023-11-19 07:32:57,315 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process
[2023-11-19 07:32:57,356 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0
[2023-11-19 07:32:57,356 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:32:57,356 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:32:57,358 INFO  L229       MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:32:57,366 INFO  L148   nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true
[2023-11-19 07:32:57,366 INFO  L160   nArgumentSynthesizer]: Using integer mode.
[2023-11-19 07:32:57,366 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process
[2023-11-19 07:32:57,414 INFO  L444          LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists.
[2023-11-19 07:32:57,419 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0
[2023-11-19 07:32:57,420 INFO  L210          LassoAnalysis]: Preferences:
[2023-11-19 07:32:57,420 INFO  L126   ssoRankerPreferences]: Compute integeral hull: false
[2023-11-19 07:32:57,420 INFO  L127   ssoRankerPreferences]: Enable LassoPartitioneer: true
[2023-11-19 07:32:57,420 INFO  L128   ssoRankerPreferences]: Term annotations enabled: false
[2023-11-19 07:32:57,420 INFO  L129   ssoRankerPreferences]: Use exernal solver: false
[2023-11-19 07:32:57,420 INFO  L130   ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:32:57,420 INFO  L131   ssoRankerPreferences]: Dump SMT script to file: false
[2023-11-19 07:32:57,421 INFO  L132   ssoRankerPreferences]: Path of dumped script: 
[2023-11-19 07:32:57,421 INFO  L133   ssoRankerPreferences]: Filename of dumped script: email_spec0_product10.cil.c_Iteration1_Loop
[2023-11-19 07:32:57,421 INFO  L134   ssoRankerPreferences]: MapElimAlgo: Frank
[2023-11-19 07:32:57,421 INFO  L276          LassoAnalysis]: Starting lasso preprocessing...
[2023-11-19 07:32:57,422 INFO  L118          MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:32:57,435 INFO  L118          MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:32:57,439 INFO  L118          MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:32:57,445 INFO  L118          MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:32:57,521 INFO  L294          LassoAnalysis]: Preprocessing complete.
[2023-11-19 07:32:57,527 INFO  L490          LassoAnalysis]: Using template 'affine'.
[2023-11-19 07:32:57,528 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:32:57,528 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:32:57,536 INFO  L229       MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:32:57,544 INFO  L120   nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2023-11-19 07:32:57,547 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process
[2023-11-19 07:32:57,557 INFO  L338   nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:32:57,557 INFO  L351   nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2023-11-19 07:32:57,558 INFO  L203   nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:32:57,558 INFO  L204   nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:32:57,558 INFO  L205   nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:32:57,565 INFO  L401   nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2023-11-19 07:32:57,565 INFO  L402   nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2023-11-19 07:32:57,583 INFO  L420   nArgumentSynthesizer]: Found a termination argument, trying to simplify.
[2023-11-19 07:32:57,589 INFO  L443   ModelExtractionUtils]: Simplification made 3 calls to the SMT solver.
[2023-11-19 07:32:57,589 INFO  L444   ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero.
[2023-11-19 07:32:57,591 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:32:57,591 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:32:57,634 INFO  L229       MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:32:57,636 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process
[2023-11-19 07:32:57,636 INFO  L435   nArgumentSynthesizer]: Simplifying supporting invariants...
[2023-11-19 07:32:57,636 INFO  L438   nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0.
[2023-11-19 07:32:57,637 INFO  L513          LassoAnalysis]: Proved termination.
[2023-11-19 07:32:57,638 INFO  L515          LassoAnalysis]: Termination argument consisting of:
Ranking function f(ULTIMATE.start_test_~splverifierCounter~0#1) = -2*ULTIMATE.start_test_~splverifierCounter~0#1 + 7
Supporting invariants []
[2023-11-19 07:32:57,659 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0
[2023-11-19 07:32:57,668 INFO  L156   tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed
[2023-11-19 07:32:57,705 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:32:57,772 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0
[2023-11-19 07:32:57,927 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:32:57,932 INFO  L262         TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 2 conjunts are in the unsatisfiable core
[2023-11-19 07:32:57,935 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 07:32:58,004 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:32:58,005 INFO  L262         TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 4 conjunts are in the unsatisfiable core
[2023-11-19 07:32:58,007 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 07:32:58,110 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:32:58,162 INFO  L141   lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates 
[2023-11-19 07:32:58,166 INFO  L71    iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand  has 188 states, 187 states have (on average 1.5454545454545454) internal successors, (289), 187 states have internal predecessors, (289), 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 5 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 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)
[2023-11-19 07:32:58,334 INFO  L75    iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand  has 188 states, 187 states have (on average 1.5454545454545454) internal successors, (289), 187 states have internal predecessors, (289), 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 5 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 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) Result 479 states and 731 transitions. Complement of second has 8 states.
[2023-11-19 07:32:58,340 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states 
[2023-11-19 07:32:58,346 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 5 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 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)
[2023-11-19 07:32:58,349 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 478 transitions.
[2023-11-19 07:32:58,350 INFO  L84            BuchiAccepts]: Start buchiAccepts Operand 5 states and 478 transitions. Stem has 16 letters. Loop has 5 letters.
[2023-11-19 07:32:58,352 INFO  L116           BuchiAccepts]: Finished buchiAccepts.
[2023-11-19 07:32:58,352 INFO  L84            BuchiAccepts]: Start buchiAccepts Operand 5 states and 478 transitions. Stem has 21 letters. Loop has 5 letters.
[2023-11-19 07:32:58,352 INFO  L116           BuchiAccepts]: Finished buchiAccepts.
[2023-11-19 07:32:58,352 INFO  L84            BuchiAccepts]: Start buchiAccepts Operand 5 states and 478 transitions. Stem has 16 letters. Loop has 10 letters.
[2023-11-19 07:32:58,353 INFO  L116           BuchiAccepts]: Finished buchiAccepts.
[2023-11-19 07:32:58,354 INFO  L82        GeneralOperation]: Start removeNonLiveStates. Operand 479 states and 731 transitions.
[2023-11-19 07:32:58,365 INFO  L131   ngComponentsAnalysis]: Automaton has 0 accepting balls. 0
[2023-11-19 07:32:58,367 INFO  L88        GeneralOperation]: Finished removeNonLiveStates. Reduced from 479 states to 0 states and 0 transitions.
[2023-11-19 07:32:58,368 INFO  L87         BuchiClosureNwa]: Accepting states before buchiClosure: 0
[2023-11-19 07:32:58,369 INFO  L106        BuchiClosureNwa]: Accepting states after buchiClosure: 0
[2023-11-19 07:32:58,369 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions.
[2023-11-19 07:32:58,370 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-19 07:32:58,370 INFO  L218   hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions.
[2023-11-19 07:32:58,370 INFO  L240   hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions.
[2023-11-19 07:32:58,370 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:32:58,373 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 07:32:58,374 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 07:32:58,376 INFO  L87              Difference]: Start difference. First operand 0 states and 0 transitions. Second operand  has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 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)
[2023-11-19 07:32:58,378 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 07:32:58,378 INFO  L93              Difference]: Finished difference Result 0 states and 0 transitions.
[2023-11-19 07:32:58,379 INFO  L82        GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions.
[2023-11-19 07:32:58,379 INFO  L131   ngComponentsAnalysis]: Automaton has 0 accepting balls. 0
[2023-11-19 07:32:58,379 INFO  L88        GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions.
[2023-11-19 07:32:58,379 INFO  L87         BuchiClosureNwa]: Accepting states before buchiClosure: 0
[2023-11-19 07:32:58,379 INFO  L106        BuchiClosureNwa]: Accepting states after buchiClosure: 0
[2023-11-19 07:32:58,379 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions.
[2023-11-19 07:32:58,379 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-19 07:32:58,380 INFO  L218   hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions.
[2023-11-19 07:32:58,380 INFO  L240   hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions.
[2023-11-19 07:32:58,380 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-11-19 07:32:58,381 INFO  L428   stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions.
[2023-11-19 07:32:58,381 INFO  L335   stractBuchiCegarLoop]: ======== Iteration 2 ============
[2023-11-19 07:32:58,381 INFO  L72            BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions.
[2023-11-19 07:32:58,382 INFO  L131   ngComponentsAnalysis]: Automaton has 0 accepting balls. 0
[2023-11-19 07:32:58,382 INFO  L87            BuchiIsEmpty]: Finished buchiIsEmpty Result is true
[2023-11-19 07:32:58,390 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 07:32:58 BoogieIcfgContainer
[2023-11-19 07:32:58,390 INFO  L131        PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2023-11-19 07:32:58,391 INFO  L112        PluginConnector]: ------------------------Witness Printer----------------------------
[2023-11-19 07:32:58,391 INFO  L270        PluginConnector]: Initializing Witness Printer...
[2023-11-19 07:32:58,391 INFO  L274        PluginConnector]: Witness Printer initialized
[2023-11-19 07:32:58,392 INFO  L184        PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:32:56" (3/4) ...
[2023-11-19 07:32:58,393 INFO  L140         WitnessPrinter]: No result that supports witness generation found
[2023-11-19 07:32:58,394 INFO  L131        PluginConnector]: ------------------------ END Witness Printer----------------------------
[2023-11-19 07:32:58,395 INFO  L158              Benchmark]: Toolchain (without parser) took 4264.71ms. Allocated memory is still 182.5MB. Free memory was 143.2MB in the beginning and 114.5MB in the end (delta: 28.8MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB.
[2023-11-19 07:32:58,396 INFO  L158              Benchmark]: CDTParser took 0.72ms. Allocated memory is still 182.5MB. Free memory is still 158.2MB. There was no memory consumed. Max. memory is 16.1GB.
[2023-11-19 07:32:58,397 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 925.01ms. Allocated memory is still 182.5MB. Free memory was 143.0MB in the beginning and 106.0MB in the end (delta: 37.0MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB.
[2023-11-19 07:32:58,398 INFO  L158              Benchmark]: Boogie Procedure Inliner took 119.63ms. Allocated memory is still 182.5MB. Free memory was 106.0MB in the beginning and 100.4MB in the end (delta: 5.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2023-11-19 07:32:58,404 INFO  L158              Benchmark]: Boogie Preprocessor took 81.35ms. Allocated memory is still 182.5MB. Free memory was 100.4MB in the beginning and 96.4MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2023-11-19 07:32:58,405 INFO  L158              Benchmark]: RCFGBuilder took 1169.60ms. Allocated memory is still 182.5MB. Free memory was 96.4MB in the beginning and 122.1MB in the end (delta: -25.7MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB.
[2023-11-19 07:32:58,406 INFO  L158              Benchmark]: BuchiAutomizer took 1959.93ms. Allocated memory is still 182.5MB. Free memory was 122.1MB in the beginning and 115.5MB in the end (delta: 6.6MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB.
[2023-11-19 07:32:58,407 INFO  L158              Benchmark]: Witness Printer took 3.31ms. Allocated memory is still 182.5MB. Free memory was 115.5MB in the beginning and 114.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB.
[2023-11-19 07:32:58,416 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.72ms. Allocated memory is still 182.5MB. Free memory is still 158.2MB. There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 925.01ms. Allocated memory is still 182.5MB. Free memory was 143.0MB in the beginning and 106.0MB in the end (delta: 37.0MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB.
 * Boogie Procedure Inliner took 119.63ms. Allocated memory is still 182.5MB. Free memory was 106.0MB in the beginning and 100.4MB in the end (delta: 5.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
 * Boogie Preprocessor took 81.35ms. Allocated memory is still 182.5MB. Free memory was 100.4MB in the beginning and 96.4MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
 * RCFGBuilder took 1169.60ms. Allocated memory is still 182.5MB. Free memory was 96.4MB in the beginning and 122.1MB in the end (delta: -25.7MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB.
 * BuchiAutomizer took 1959.93ms. Allocated memory is still 182.5MB. Free memory was 122.1MB in the beginning and 115.5MB in the end (delta: 6.6MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB.
 * Witness Printer took 3.31ms. Allocated memory is still 182.5MB. Free memory was 115.5MB in the beginning and 114.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
  - GenericResultAtLocation [Line: 48]: Unsoundness Warning
    Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [48]
  - GenericResultAtLocation [Line: 66]: Unsoundness Warning
    Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [66]
  - GenericResultAtLocation [Line: 115]: Unsoundness Warning
    Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [115]
  - GenericResultAtLocation [Line: 124]: Unsoundness Warning
    Ignoring preprocessor pragma C: #pragma merger(0,"DecryptForward_spec.i","") [124]
  - GenericResultAtLocation [Line: 145]: Unsoundness Warning
    Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [145]
  - GenericResultAtLocation [Line: 511]: Unsoundness Warning
    Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [511]
  - GenericResultAtLocation [Line: 714]: Unsoundness Warning
    Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [714]
  - GenericResultAtLocation [Line: 859]: Unsoundness Warning
    Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [859]
  - GenericResultAtLocation [Line: 1267]: Unsoundness Warning
    Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [1267]
  - GenericResultAtLocation [Line: 1462]: Unsoundness Warning
    Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [1462]
  - GenericResultAtLocation [Line: 1525]: Unsoundness Warning
    Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [1525]
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: Constructed decomposition of program
    Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function ((-2 * splverifierCounter) + 7) and consists of 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations.
  - StatisticsResult: Timing statistics
    BüchiAutomizer plugin needed 1.9s and 2 iterations.  TraceHistogramMax:1. Analysis of lassos took 1.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.6s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization No data available. 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 [1, 0, 0, 0, 0].	InterpolantCoveringCapabilityFinite: 0/0	InterpolantCoveringCapabilityBuchi: 0/0	HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 279 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 278 mSDsluCounter, 762 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 484 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 278 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown	LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks:   Lassos: inital20 mio100 ax100 hnf100 lsp50 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 109ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0	LassoNonterminationAnalysisSatUnbounded: 0	LassoNonterminationAnalysisUnsat: 1	LassoNonterminationAnalysisUnknown: 0	LassoNonterminationAnalysisTime: 0.1s	InitialAbstractionConstructionTime: 0.0s
  - TerminationAnalysisResult: Termination proven
    Buchi Automizer proved that your program is terminating
RESULT: Ultimate proved your program to be correct!
[2023-11-19 07:32:58,454 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e319f68-dd95-4ad1-ac79-4679a97e028f/bin/uautomizer-verify-uCwYo4JHxu/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
Result:
TRUE